Profile building complete

hapi-fhir-base/src/main/java/ca/uhn/fhir/context/BaseRuntimeChildDatatypeDefinition.java

@@ -8,6 +8,7 @@ import java.util.Set;
 import ca.uhn.fhir.model.api.ICodeEnum;
 import ca.uhn.fhir.model.api.IDatatype;
 import ca.uhn.fhir.model.api.IElement;
+import ca.uhn.fhir.model.api.IResource;
 import ca.uhn.fhir.model.api.annotation.Child;
 import ca.uhn.fhir.model.api.annotation.Description;
 
@@ -20,7 +21,8 @@ public abstract class BaseRuntimeChildDatatypeDefinition extends BaseRuntimeDecl
 
 	public BaseRuntimeChildDatatypeDefinition(Field theField, String theElementName, Child theChildAnnotation, Description theDescriptionAnnotation, Class<? extends IDatatype> theDatatype) {
 		super(theField, theChildAnnotation, theDescriptionAnnotation, theElementName);
-		
+		assert theDatatype != IResource.class; // shouldn't exist
+		assert theDatatype != IDatatype.class; // should use RuntimeChildAny
 		myDatatype = theDatatype;
 	}
 
@@ -64,6 +66,7 @@ public abstract class BaseRuntimeChildDatatypeDefinition extends BaseRuntimeDecl
 	@Override
 	void sealAndInitialize(Map<Class<? extends IElement>, BaseRuntimeElementDefinition<?>> theClassToElementDefinitions) {
 		myElementDefinition = theClassToElementDefinitions.get(getDatatype());
+		assert myElementDefinition != null : "Unknown type: " + getDatatype();
 	}
 
 	public void setCodeType(Class<? extends ICodeEnum> theType) {

hapi-fhir-base/src/main/java/ca/uhn/fhir/context/BaseRuntimeDeclaredChildDefinition.java

@@ -98,10 +98,12 @@ public abstract class BaseRuntimeDeclaredChildDefinition extends BaseRuntimeChil
 		return myField;
 	}
 
+	@Override
 	public int getMax() {
 		return myMax;
 	}
 
+	@Override
 	public int getMin() {
 		return myMin;
 	}

hapi-fhir-base/src/main/java/ca/uhn/fhir/context/BaseRuntimeElementDefinition.java

@@ -123,7 +123,7 @@ public abstract class BaseRuntimeElementDefinition<T extends IElement> {
 	public abstract ChildTypeEnum getChildType();
 
 	public enum ChildTypeEnum {
-		COMPOSITE_DATATYPE, PRIMITIVE_DATATYPE, RESOURCE, RESOURCE_REF, RESOURCE_BLOCK, PRIMITIVE_XHTML, UNDECL_EXT, EXTENSION_DECLARED
+		COMPOSITE_DATATYPE, PRIMITIVE_DATATYPE, RESOURCE, RESOURCE_REF, RESOURCE_BLOCK, PRIMITIVE_XHTML, UNDECL_EXT, EXTENSION_DECLARED, CONTAINED_RESOURCES
 
 	}
 

hapi-fhir-base/src/main/java/ca/uhn/fhir/context/ModelScanner.java

@@ -35,6 +35,7 @@ import ca.uhn.fhir.model.api.annotation.DatatypeDef;
 import ca.uhn.fhir.model.api.annotation.Description;
 import ca.uhn.fhir.model.api.annotation.Extension;
 import ca.uhn.fhir.model.api.annotation.ResourceDef;
+import ca.uhn.fhir.model.dstu.composite.ContainedDt;
 import ca.uhn.fhir.model.dstu.composite.ResourceReferenceDt;
 import ca.uhn.fhir.model.primitive.BoundCodeDt;
 import ca.uhn.fhir.model.primitive.BoundCodeableConceptDt;
@@ -158,8 +159,7 @@ class ModelScanner {
 		ResourceDef resourceDefinition = theClass.getAnnotation(ResourceDef.class);
 		if (resourceDefinition != null) {
 			if (!IResource.class.isAssignableFrom(theClass)) {
-				throw new ConfigurationException("Resource type contains a @" + ResourceDef.class.getSimpleName() + " annotation but does not implement " + IResource.class.getCanonicalName() + ": "
-						+ theClass.getCanonicalName());
+				throw new ConfigurationException("Resource type contains a @" + ResourceDef.class.getSimpleName() + " annotation but does not implement " + IResource.class.getCanonicalName() + ": " + theClass.getCanonicalName());
 			}
 			@SuppressWarnings("unchecked")
 			Class<? extends IResource> resClass = (Class<? extends IResource>) theClass;
@@ -177,8 +177,7 @@ class ModelScanner {
 				Class<? extends IPrimitiveDatatype<?>> resClass = (Class<? extends IPrimitiveDatatype<?>>) theClass;
 				scanPrimitiveDatatype(resClass, datatypeDefinition);
 			} else {
-				throw new ConfigurationException("Resource type contains a @" + DatatypeDef.class.getSimpleName() + " annotation but does not implement " + IDatatype.class.getCanonicalName() + ": "
-						+ theClass.getCanonicalName());
+				throw new ConfigurationException("Resource type contains a @" + DatatypeDef.class.getSimpleName() + " annotation but does not implement " + IDatatype.class.getCanonicalName() + ": " + theClass.getCanonicalName());
 			}
 		}
 
@@ -189,8 +188,7 @@ class ModelScanner {
 				Class<? extends ICodeEnum> resClass = (Class<? extends ICodeEnum>) theClass;
 				scanCodeTable(resClass, codeTableDefinition);
 			} else {
-				throw new ConfigurationException("Type contains a @" + CodeTableDef.class.getSimpleName() + " annotation but does not implement " + ICodeEnum.class.getCanonicalName() + ": "
-						+ theClass.getCanonicalName());
+				throw new ConfigurationException("Type contains a @" + CodeTableDef.class.getSimpleName() + " annotation but does not implement " + ICodeEnum.class.getCanonicalName() + ": " + theClass.getCanonicalName());
 			}
 		}
 
@@ -201,8 +199,7 @@ class ModelScanner {
 				Class<? extends IResourceBlock> blockClass = (Class<? extends IResourceBlock>) theClass;
 				scanBlock(blockClass, blockDefinition);
 			} else {
-				throw new ConfigurationException("Type contains a @" + Block.class.getSimpleName() + " annotation but does not implement " + IResourceBlock.class.getCanonicalName() + ": "
-						+ theClass.getCanonicalName());
+				throw new ConfigurationException("Type contains a @" + Block.class.getSimpleName() + " annotation but does not implement " + IResourceBlock.class.getCanonicalName() + ": " + theClass.getCanonicalName());
 			}
 		}
 
@@ -288,8 +285,8 @@ class ModelScanner {
 	}
 
 	@SuppressWarnings("unchecked")
-	private void scanCompositeElementForChildren(Class<? extends ICompositeElement> theClass, BaseRuntimeElementCompositeDefinition<?> theDefinition, Set<String> elementNames,
-			TreeMap<Integer, BaseRuntimeDeclaredChildDefinition> theOrderToElementDef, TreeMap<Integer, BaseRuntimeDeclaredChildDefinition> theOrderToExtensionDef) {
+	private void scanCompositeElementForChildren(Class<? extends ICompositeElement> theClass, BaseRuntimeElementCompositeDefinition<?> theDefinition, Set<String> elementNames, TreeMap<Integer, BaseRuntimeDeclaredChildDefinition> theOrderToElementDef,
+			TreeMap<Integer, BaseRuntimeDeclaredChildDefinition> theOrderToExtensionDef) {
 		int baseElementOrder = theOrderToElementDef.isEmpty() ? 0 : theOrderToElementDef.lastEntry().getKey() + 1;
 
 		for (Field next : theClass.getDeclaredFields()) {
@@ -314,7 +311,9 @@ class ModelScanner {
 			}
 
 			/*
-			 * Anything that's marked as unknown is given a new ID that is <0 so that it doesn't conflict wityh any given IDs and can be figured out later
+			 * Anything that's marked as unknown is given a new ID that is <0 so
+			 * that it doesn't conflict wityh any given IDs and can be figured
+			 * out later
 			 */
 			while (order == Child.ORDER_UNKNOWN && orderMap.containsKey(order)) {
 				order--;
@@ -326,8 +325,7 @@ class ModelScanner {
 			}
 
 			if (orderMap.containsKey(order)) {
-				throw new ConfigurationException("Detected duplicate field order '" + childAnnotation.order() + "' for element named '" + elementName + "' in type '" + theClass.getCanonicalName()
-						+ "'");
+				throw new ConfigurationException("Detected duplicate field order '" + childAnnotation.order() + "' for element named '" + elementName + "' in type '" + theClass.getCanonicalName() + "'");
 			}
 
 			if (elementNames.contains(elementName)) {
@@ -336,7 +334,14 @@ class ModelScanner {
 
 			Class<?> nextElementType = determineElementType(next);
 
-			if (choiceTypes.size() > 1 && !ResourceReferenceDt.class.isAssignableFrom(nextElementType)) {
+			if (nextElementType.equals(ContainedDt.class)) {
+				/*
+				 * Child is contained resources
+				 */
+				RuntimeChildContainedResources def = new RuntimeChildContainedResources(next, childAnnotation, descriptionAnnotation, elementName);
+				orderMap.put(order, def);
+				
+			} else if (choiceTypes.size() > 1 && !ResourceReferenceDt.class.isAssignableFrom(nextElementType)) {
 				/*
 				 * Child is a choice element
 				 */
@@ -351,8 +356,7 @@ class ModelScanner {
 				 * Child is an extension
 				 */
 				Class<? extends IElement> et = (Class<? extends IElement>) nextElementType;
-				RuntimeChildDeclaredExtensionDefinition def = new RuntimeChildDeclaredExtensionDefinition(next, childAnnotation, descriptionAnnotation, extensionAttr, elementName,
-						extensionAttr.url(), et);
+				RuntimeChildDeclaredExtensionDefinition def = new RuntimeChildDeclaredExtensionDefinition(next, childAnnotation, descriptionAnnotation, extensionAttr, elementName, extensionAttr.url(), et);
 				orderMap.put(order, def);
 				if (IElement.class.isAssignableFrom(nextElementType)) {
 					addScanAlso((Class<? extends IElement>) nextElementType);
@@ -374,7 +378,8 @@ class ModelScanner {
 
 			} else if (IResourceBlock.class.isAssignableFrom(nextElementType)) {
 				/*
-				 * Child is a resource block (i.e. a sub-tag within a resource) TODO: do these have a better name according to HL7?
+				 * Child is a resource block (i.e. a sub-tag within a resource)
+				 * TODO: do these have a better name according to HL7?
 				 */
 
 				Class<? extends IResourceBlock> blockDef = (Class<? extends IResourceBlock>) nextElementType;
@@ -382,6 +387,11 @@ class ModelScanner {
 				RuntimeChildResourceBlockDefinition def = new RuntimeChildResourceBlockDefinition(next, childAnnotation, descriptionAnnotation, elementName, blockDef);
 				orderMap.put(order, def);
 
+			} else if (IDatatype.class.equals(nextElementType)) {
+				
+				RuntimeChildAny def = new RuntimeChildAny(next, elementName, childAnnotation, descriptionAnnotation);
+				orderMap.put(order, def);
+
 			} else if (IDatatype.class.isAssignableFrom(nextElementType)) {
 				Class<? extends IDatatype> nextDatatype = (Class<? extends IDatatype>) nextElementType;
 
@@ -406,8 +416,7 @@ class ModelScanner {
 				CodeableConceptElement concept = next.getAnnotation(CodeableConceptElement.class);
 				if (concept != null) {
 					if (!ICodedDatatype.class.isAssignableFrom(nextDatatype)) {
-						throw new ConfigurationException("Field '" + elementName + "' in type '" + theClass.getCanonicalName() + "' is marked as @" + CodeableConceptElement.class.getCanonicalName()
-								+ " but type is not a subtype of " + ICodedDatatype.class.getName());
+						throw new ConfigurationException("Field '" + elementName + "' in type '" + theClass.getCanonicalName() + "' is marked as @" + CodeableConceptElement.class.getCanonicalName() + " but type is not a subtype of " + ICodedDatatype.class.getName());
 					} else {
 						Class<? extends ICodeEnum> type = concept.type();
 						myScanAlsoCodeTable.add(type);
@@ -417,7 +426,6 @@ class ModelScanner {
 
 				orderMap.put(order, def);
 
-				// TODO: handle codes
 			} else {
 				throw new ConfigurationException("Field '" + elementName + "' in type '" + theClass.getCanonicalName() + "' is not a valid child type: " + nextElementType);
 			}
@@ -457,8 +465,13 @@ class ModelScanner {
 
 		if (myNameToResourceDefinitions.containsKey(resourceName)) {
 			if (!myNameToResourceDefinitions.get(resourceName).getImplementingClass().equals(theClass)) {
-//				throw new ConfigurationException("Detected duplicate element name '" + resourceName + "' in types '" + theClass.getCanonicalName() + "' and '"
-//						+ myNameToResourceDefinitions.get(resourceName).getImplementingClass() + "'");
+				// throw new
+				// ConfigurationException("Detected duplicate element name '" +
+				// resourceName + "' in types '" + theClass.getCanonicalName() +
+				// "' and '"
+				// +
+				// myNameToResourceDefinitions.get(resourceName).getImplementingClass()
+				// + "'");
 			} else {
 				return resourceName;
 			}
@@ -466,11 +479,13 @@ class ModelScanner {
 
 		String resourceId = resourceDefinition.id();
 		if (isBlank(resourceId)) {
-			// throw new ConfigurationException("Resource type @" + ResourceDef.class.getSimpleName() + " annotation contains no resource ID: " + theClass.getCanonicalName());
+			// throw new ConfigurationException("Resource type @" +
+			// ResourceDef.class.getSimpleName() +
+			// " annotation contains no resource ID: " +
+			// theClass.getCanonicalName());
 		} else {
 			if (myIdToResourceDefinition.containsKey(resourceId)) {
-				throw new ConfigurationException("The following resource types have the same ID of '" + resourceId + "' - " + theClass.getCanonicalName() + " and "
-						+ myIdToResourceDefinition.get(resourceId).getImplementingClass().getCanonicalName());
+				throw new ConfigurationException("The following resource types have the same ID of '" + resourceId + "' - " + theClass.getCanonicalName() + " and " + myIdToResourceDefinition.get(resourceId).getImplementingClass().getCanonicalName());
 			}
 		}
 
@@ -502,5 +517,4 @@ class ModelScanner {
 		return type;
 	}
 
-
 }

hapi-fhir-base/src/main/java/ca/uhn/fhir/context/RuntimeChildAny.java

@@ -0,0 +1,56 @@
+package ca.uhn.fhir.context;
+
+import java.lang.reflect.Field;
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.Comparator;
+import java.util.List;
+import java.util.Map;
+
+import ca.uhn.fhir.model.api.IDatatype;
+import ca.uhn.fhir.model.api.IElement;
+import ca.uhn.fhir.model.api.IResource;
+import ca.uhn.fhir.model.api.annotation.Child;
+import ca.uhn.fhir.model.api.annotation.Description;
+import ca.uhn.fhir.model.primitive.XhtmlDt;
+
+public class RuntimeChildAny extends RuntimeChildChoiceDefinition {
+
+	public RuntimeChildAny(Field theField, String theElementName, Child theChildAnnotation, Description theDescriptionAnnotation) {
+		super(theField, theElementName, theChildAnnotation, theDescriptionAnnotation);
+	}
+
+	@Override
+	void sealAndInitialize(Map<Class<? extends IElement>, BaseRuntimeElementDefinition<?>> theClassToElementDefinitions) {
+		List<Class<? extends IElement>> choiceTypes = new ArrayList<Class<? extends IElement>>();
+		
+		for (Class<? extends IElement> next : theClassToElementDefinitions.keySet()) {
+			if (next.equals(XhtmlDt.class)) {
+				continue;
+			}
+			if (IResource.class.isAssignableFrom(next) || IDatatype.class.isAssignableFrom(next)) {
+				choiceTypes.add(next);
+			}
+		}
+		Collections.sort(choiceTypes,new Comparator<Class<?>>(){
+			@Override
+			public int compare(Class<?> theO1, Class<?> theO2) {
+				boolean o1res = IResource.class.isAssignableFrom(theO1);
+				boolean o2res = IResource.class.isAssignableFrom(theO2);
+				if (o1res && o2res) {
+					return theO1.getSimpleName().compareTo(theO2.getSimpleName());
+				} else if (o1res) {
+					return 1;
+				}else {
+					return -1;
+				}
+			}});
+		
+		setChoiceTypes(choiceTypes);
+		
+		super.sealAndInitialize(theClassToElementDefinitions);
+	}
+
+	
+	
+}

hapi-fhir-base/src/main/java/ca/uhn/fhir/context/RuntimeChildChoiceDefinition.java

@@ -28,6 +28,17 @@ public class RuntimeChildChoiceDefinition extends BaseRuntimeDeclaredChildDefini
 		myChoiceTypes= Collections.unmodifiableList(theChoiceTypes);
 	}
 
+	/**
+	 * For extension, if myChoiceTypes will be set some other way
+	 */
+	RuntimeChildChoiceDefinition(Field theField, String theElementName, Child theChildAnnotation, Description theDescriptionAnnotation) {
+		super(theField, theChildAnnotation, theDescriptionAnnotation, theElementName);
+	}
+
+	void setChoiceTypes(List<Class<? extends IElement>> theChoiceTypes) {
+		myChoiceTypes = Collections.unmodifiableList(theChoiceTypes);
+	}
+
 	public List<Class<? extends IElement>> getChoices() {
 		return myChoiceTypes;
 	}

hapi-fhir-base/src/main/java/ca/uhn/fhir/context/RuntimeChildContainedResources.java

@@ -0,0 +1,49 @@
+package ca.uhn.fhir.context;
+
+import java.lang.reflect.Field;
+import java.util.Collections;
+import java.util.Map;
+import java.util.Set;
+
+import ca.uhn.fhir.model.api.IElement;
+import ca.uhn.fhir.model.api.annotation.Child;
+import ca.uhn.fhir.model.api.annotation.Description;
+import ca.uhn.fhir.model.dstu.composite.ContainedDt;
+
+public class RuntimeChildContainedResources extends BaseRuntimeDeclaredChildDefinition {
+
+	private RuntimeElemContainedResources myElem;
+
+	RuntimeChildContainedResources(Field theField, Child theChildAnnotation, Description theDescriptionAnnotation, String theElementName) throws ConfigurationException {
+		super(theField, theChildAnnotation, theDescriptionAnnotation, theElementName);
+	}
+
+	@Override
+	public BaseRuntimeElementDefinition<?> getChildByName(String theName) {
+		assert theName.equals(getElementName());
+		return myElem;
+	}
+
+	@Override
+	public BaseRuntimeElementDefinition<?> getChildElementDefinitionByDatatype(Class<? extends IElement> theType) {
+		assert theType.equals(ContainedDt.class);
+		return myElem;		
+	}
+
+	@Override
+	public String getChildNameByDatatype(Class<? extends IElement> theDatatype) {
+		assert theDatatype.equals(ContainedDt.class);
+		return getElementName();
+	}
+
+	@Override
+	public Set<String> getValidChildNames() {
+		return Collections.singleton(getElementName());
+	}
+
+	@Override
+	void sealAndInitialize(Map<Class<? extends IElement>, BaseRuntimeElementDefinition<?>> theClassToElementDefinitions) {
+		myElem = new RuntimeElemContainedResources();
+	}
+
+}

hapi-fhir-base/src/main/java/ca/uhn/fhir/context/RuntimeElemContainedResources.java

@@ -0,0 +1,16 @@
+package ca.uhn.fhir.context;
+
+import ca.uhn.fhir.model.dstu.composite.ContainedDt;
+
+public class RuntimeElemContainedResources extends BaseRuntimeElementDefinition<ContainedDt> {
+
+	public RuntimeElemContainedResources() {
+		super("contained", ContainedDt.class);
+	}
+
+	@Override
+	public ca.uhn.fhir.context.BaseRuntimeElementDefinition.ChildTypeEnum getChildType() {
+		return ChildTypeEnum.CONTAINED_RESOURCES;
+	}
+
+}

hapi-fhir-base/src/main/java/ca/uhn/fhir/context/RuntimeResourceDefinition.java

@@ -123,11 +123,20 @@ public class RuntimeResourceDefinition extends BaseRuntimeElementCompositeDefini
 			}
 		}
 	}
-
+private static final org.slf4j.Logger ourLog = org.slf4j.LoggerFactory.getLogger(RuntimeResourceDefinition.class);
 	private void fillProfile(Structure theStruct, StructureElement theElement, BaseRuntimeElementDefinition<?> def, LinkedList<String> path, BaseRuntimeDeclaredChildDefinition theChild) {
 
 		fillBasics(theElement, def, path, theChild);
 
+		String expectedPath = StringUtils.join(path, '.');
+		
+		ourLog.info("Filling profile for: {} - Path: {}", expectedPath);
+		if (!expectedPath.equals(def.getName())) {
+			theElement.getDefinition().getNameReference().setValue(def.getName());
+			return;
+		}
+
+		
 		fillExtensions(theStruct, path, def.getExtensionsNonModifier(), "extension", false);
 		fillExtensions(theStruct, path, def.getExtensionsModifier(), "modifierExtension", true);
 
@@ -163,11 +172,14 @@ public class RuntimeResourceDefinition extends BaseRuntimeElementCompositeDefini
 				if (child instanceof RuntimeChildResourceBlockDefinition) {
 					RuntimeResourceBlockDefinition nextDef = (RuntimeResourceBlockDefinition) child.getSingleChildOrThrow();
 					fillProfile(theStruct, elem, nextDef, path, child);
+				} else if (child instanceof RuntimeChildContainedResources) {
+					// ignore
 				} else if (child instanceof RuntimeChildDeclaredExtensionDefinition) {
 					throw new IllegalStateException("Unexpected child type: " + child.getClass().getCanonicalName());
 				} else if (child instanceof RuntimeChildCompositeDatatypeDefinition || child instanceof RuntimeChildPrimitiveDatatypeDefinition || child instanceof RuntimeChildChoiceDefinition || child instanceof RuntimeChildResourceDefinition) {
 					Iterator<String> childNamesIter = child.getValidChildNames().iterator();
-					BaseRuntimeElementDefinition<?> nextDef = child.getChildByName(childNamesIter.next());
+					String nextName = childNamesIter.next();
+					BaseRuntimeElementDefinition<?> nextDef = child.getChildByName(nextName);
 					fillBasics(elem, nextDef, path, child);
 					fillName(elem, nextDef);
 					while (childNamesIter.hasNext()) {

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/api/BaseResource.java

@@ -1,6 +1,7 @@
 package ca.uhn.fhir.model.api;
 
 import ca.uhn.fhir.model.api.annotation.Child;
+import ca.uhn.fhir.model.dstu.composite.ContainedDt;
 import ca.uhn.fhir.model.dstu.composite.NarrativeDt;
 import ca.uhn.fhir.model.primitive.CodeDt;
 import ca.uhn.fhir.util.ElementUtil;
@@ -13,6 +14,21 @@ public abstract class BaseResource extends BaseElement implements IResource {
 	@Child(name="text", order=1, min=0, max=1)
 	private NarrativeDt myText;
 
+	@Child(name="contained", order=2, min=0, max=1)
+	private ContainedDt myContained;
+
+	@Override
+	public ContainedDt getContained() {
+		if (myContained == null) {
+			myContained = new ContainedDt();
+		}
+		return myContained;
+	}
+
+	public void setContained(ContainedDt theContained) {
+		myContained = theContained;
+	}
+
 	public CodeDt getLanguage() {
 		return myLanguage;
 	}

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/api/ICompositeElement.java

@@ -1,5 +1,7 @@
 package ca.uhn.fhir.model.api;
 
+import java.util.List;
+
 public interface ICompositeElement extends IElement {
 
 	/**
@@ -7,4 +9,12 @@ public interface ICompositeElement extends IElement {
 	 */
 	public java.util.List<IElement> getAllPopulatedChildElements();
 
+	/**
+	 * Returns a list containing all child elements matching a given type
+	 * 
+	 * @param theType The type to match. If set to null, all child elements will be returned
+	 */
+	<T extends IElement>
+	List<T> getAllPopulatedChildElementsOfType(Class<T> theType);
+	
 }

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/api/IResource.java

@@ -1,6 +1,20 @@
 package ca.uhn.fhir.model.api;
 
+import ca.uhn.fhir.model.dstu.composite.ContainedDt;
 
 public interface IResource extends ICompositeElement {
 
+	/**
+	 * Returns the contained resource list for this resource.
+	 * <p>
+	 * Usage note: HAPI will generally populate and use the resources from this
+	 * list automatically (placing inline resources in the contained list when
+	 * encoding, and copying contained resources from this list to their
+	 * appropriate references when parsing) so it is generally not neccesary to
+	 * interact with this list directly.
+	 * </p>
+	 * TODO: document contained resources and link there
+	 */
+	public ContainedDt getContained();
+
 }

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/composite/AddressDt.java

@@ -16,16 +16,33 @@
 
 package ca.uhn.fhir.model.dstu.composite;
 
-import ca.uhn.fhir.model.api.BaseElement;
-import ca.uhn.fhir.model.api.ICompositeDatatype;
-import ca.uhn.fhir.model.api.IElement;
-import ca.uhn.fhir.model.api.annotation.Child;
-import ca.uhn.fhir.model.api.annotation.DatatypeDef;
-import ca.uhn.fhir.model.api.annotation.Description;
+import java.util.*;
+import ca.uhn.fhir.model.api.*;
+import ca.uhn.fhir.model.api.annotation.*;
+
 import ca.uhn.fhir.model.dstu.valueset.AddressUseEnum;
+import ca.uhn.fhir.model.dstu.composite.CodingDt;
+import ca.uhn.fhir.model.dstu.valueset.ContactSystemEnum;
+import ca.uhn.fhir.model.dstu.valueset.ContactUseEnum;
+import ca.uhn.fhir.model.dstu.valueset.EventTimingEnum;
+import ca.uhn.fhir.model.dstu.valueset.IdentifierUseEnum;
+import ca.uhn.fhir.model.dstu.valueset.NameUseEnum;
+import ca.uhn.fhir.model.dstu.resource.Organization;
+import ca.uhn.fhir.model.dstu.composite.PeriodDt;
+import ca.uhn.fhir.model.dstu.valueset.QuantityCompararatorEnum;
+import ca.uhn.fhir.model.dstu.composite.QuantityDt;
+import ca.uhn.fhir.model.dstu.composite.ResourceReferenceDt;
+import ca.uhn.fhir.model.dstu.valueset.UnitsOfTimeEnum;
+import ca.uhn.fhir.model.dstu.resource.ValueSet;
+import ca.uhn.fhir.model.primitive.Base64BinaryDt;
+import ca.uhn.fhir.model.primitive.BooleanDt;
 import ca.uhn.fhir.model.primitive.BoundCodeDt;
 import ca.uhn.fhir.model.primitive.CodeDt;
+import ca.uhn.fhir.model.primitive.DateTimeDt;
+import ca.uhn.fhir.model.primitive.DecimalDt;
+import ca.uhn.fhir.model.primitive.IntegerDt;
 import ca.uhn.fhir.model.primitive.StringDt;
+import ca.uhn.fhir.model.primitive.UriDt;
 
 /**
  * HAPI/FHIR <b>Address</b> Datatype
@@ -108,10 +125,15 @@ public class AddressDt
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myUse,  myText,  myLine,  myCity,  myState,  myZip,  myCountry,  myPeriod);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myUse,  myText,  myLine,  myCity,  myState,  myZip,  myCountry,  myPeriod);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myUse, myText, myLine, myCity, myState, myZip, myCountry, myPeriod);
+	}
 
 	/**
 	 * Gets the value(s) for <b>use</b> (home | work | temp | old - purpose of this address).

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/composite/AttachmentDt.java

@@ -16,14 +16,30 @@
 
 package ca.uhn.fhir.model.dstu.composite;
 
-import ca.uhn.fhir.model.api.BaseElement;
-import ca.uhn.fhir.model.api.ICompositeDatatype;
-import ca.uhn.fhir.model.api.IElement;
-import ca.uhn.fhir.model.api.annotation.Child;
-import ca.uhn.fhir.model.api.annotation.DatatypeDef;
-import ca.uhn.fhir.model.api.annotation.Description;
+import java.util.*;
+import ca.uhn.fhir.model.api.*;
+import ca.uhn.fhir.model.api.annotation.*;
+
+import ca.uhn.fhir.model.dstu.valueset.AddressUseEnum;
+import ca.uhn.fhir.model.dstu.composite.CodingDt;
+import ca.uhn.fhir.model.dstu.valueset.ContactSystemEnum;
+import ca.uhn.fhir.model.dstu.valueset.ContactUseEnum;
+import ca.uhn.fhir.model.dstu.valueset.EventTimingEnum;
+import ca.uhn.fhir.model.dstu.valueset.IdentifierUseEnum;
+import ca.uhn.fhir.model.dstu.valueset.NameUseEnum;
+import ca.uhn.fhir.model.dstu.resource.Organization;
+import ca.uhn.fhir.model.dstu.composite.PeriodDt;
+import ca.uhn.fhir.model.dstu.valueset.QuantityCompararatorEnum;
+import ca.uhn.fhir.model.dstu.composite.QuantityDt;
+import ca.uhn.fhir.model.dstu.composite.ResourceReferenceDt;
+import ca.uhn.fhir.model.dstu.valueset.UnitsOfTimeEnum;
+import ca.uhn.fhir.model.dstu.resource.ValueSet;
 import ca.uhn.fhir.model.primitive.Base64BinaryDt;
+import ca.uhn.fhir.model.primitive.BooleanDt;
+import ca.uhn.fhir.model.primitive.BoundCodeDt;
 import ca.uhn.fhir.model.primitive.CodeDt;
+import ca.uhn.fhir.model.primitive.DateTimeDt;
+import ca.uhn.fhir.model.primitive.DecimalDt;
 import ca.uhn.fhir.model.primitive.IntegerDt;
 import ca.uhn.fhir.model.primitive.StringDt;
 import ca.uhn.fhir.model.primitive.UriDt;
@@ -102,10 +118,15 @@ public class AttachmentDt
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myContentType,  myLanguage,  myData,  myUrl,  mySize,  myHash,  myTitle);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myContentType,  myLanguage,  myData,  myUrl,  mySize,  myHash,  myTitle);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myContentType, myLanguage, myData, myUrl, mySize, myHash, myTitle);
+	}
 
 	/**
 	 * Gets the value(s) for <b>contentType</b> (Mime type of the content, with charset etc.).

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/composite/CodeableConceptDt.java

@@ -16,13 +16,33 @@
 
 package ca.uhn.fhir.model.dstu.composite;
 
-import ca.uhn.fhir.model.api.BaseElement;
-import ca.uhn.fhir.model.api.ICompositeDatatype;
-import ca.uhn.fhir.model.api.IElement;
-import ca.uhn.fhir.model.api.annotation.Child;
-import ca.uhn.fhir.model.api.annotation.DatatypeDef;
-import ca.uhn.fhir.model.api.annotation.Description;
+import java.util.*;
+import ca.uhn.fhir.model.api.*;
+import ca.uhn.fhir.model.api.annotation.*;
+
+import ca.uhn.fhir.model.dstu.valueset.AddressUseEnum;
+import ca.uhn.fhir.model.dstu.composite.CodingDt;
+import ca.uhn.fhir.model.dstu.valueset.ContactSystemEnum;
+import ca.uhn.fhir.model.dstu.valueset.ContactUseEnum;
+import ca.uhn.fhir.model.dstu.valueset.EventTimingEnum;
+import ca.uhn.fhir.model.dstu.valueset.IdentifierUseEnum;
+import ca.uhn.fhir.model.dstu.valueset.NameUseEnum;
+import ca.uhn.fhir.model.dstu.resource.Organization;
+import ca.uhn.fhir.model.dstu.composite.PeriodDt;
+import ca.uhn.fhir.model.dstu.valueset.QuantityCompararatorEnum;
+import ca.uhn.fhir.model.dstu.composite.QuantityDt;
+import ca.uhn.fhir.model.dstu.composite.ResourceReferenceDt;
+import ca.uhn.fhir.model.dstu.valueset.UnitsOfTimeEnum;
+import ca.uhn.fhir.model.dstu.resource.ValueSet;
+import ca.uhn.fhir.model.primitive.Base64BinaryDt;
+import ca.uhn.fhir.model.primitive.BooleanDt;
+import ca.uhn.fhir.model.primitive.BoundCodeDt;
+import ca.uhn.fhir.model.primitive.CodeDt;
+import ca.uhn.fhir.model.primitive.DateTimeDt;
+import ca.uhn.fhir.model.primitive.DecimalDt;
+import ca.uhn.fhir.model.primitive.IntegerDt;
 import ca.uhn.fhir.model.primitive.StringDt;
+import ca.uhn.fhir.model.primitive.UriDt;
 
 /**
  * HAPI/FHIR <b>CodeableConcept</b> Datatype
@@ -63,10 +83,15 @@ public class CodeableConceptDt
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myCoding,  myText);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myCoding,  myText);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myCoding, myText);
+	}
 
 	/**
 	 * Gets the value(s) for <b>coding</b> (Code defined by a terminology system).

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/composite/CodingDt.java

@@ -16,15 +16,31 @@
 
 package ca.uhn.fhir.model.dstu.composite;
 
-import ca.uhn.fhir.model.api.BaseElement;
-import ca.uhn.fhir.model.api.ICompositeDatatype;
-import ca.uhn.fhir.model.api.IElement;
-import ca.uhn.fhir.model.api.IQueryParameterType;
-import ca.uhn.fhir.model.api.annotation.Child;
-import ca.uhn.fhir.model.api.annotation.DatatypeDef;
-import ca.uhn.fhir.model.api.annotation.Description;
+import java.util.*;
+import ca.uhn.fhir.model.api.*;
+import ca.uhn.fhir.model.api.annotation.*;
+
+import ca.uhn.fhir.model.dstu.valueset.AddressUseEnum;
+import ca.uhn.fhir.model.dstu.composite.CodingDt;
+import ca.uhn.fhir.model.dstu.valueset.ContactSystemEnum;
+import ca.uhn.fhir.model.dstu.valueset.ContactUseEnum;
+import ca.uhn.fhir.model.dstu.valueset.EventTimingEnum;
+import ca.uhn.fhir.model.dstu.valueset.IdentifierUseEnum;
+import ca.uhn.fhir.model.dstu.valueset.NameUseEnum;
+import ca.uhn.fhir.model.dstu.resource.Organization;
+import ca.uhn.fhir.model.dstu.composite.PeriodDt;
+import ca.uhn.fhir.model.dstu.valueset.QuantityCompararatorEnum;
+import ca.uhn.fhir.model.dstu.composite.QuantityDt;
+import ca.uhn.fhir.model.dstu.composite.ResourceReferenceDt;
+import ca.uhn.fhir.model.dstu.valueset.UnitsOfTimeEnum;
+import ca.uhn.fhir.model.dstu.resource.ValueSet;
+import ca.uhn.fhir.model.primitive.Base64BinaryDt;
 import ca.uhn.fhir.model.primitive.BooleanDt;
+import ca.uhn.fhir.model.primitive.BoundCodeDt;
 import ca.uhn.fhir.model.primitive.CodeDt;
+import ca.uhn.fhir.model.primitive.DateTimeDt;
+import ca.uhn.fhir.model.primitive.DecimalDt;
+import ca.uhn.fhir.model.primitive.IntegerDt;
 import ca.uhn.fhir.model.primitive.StringDt;
 import ca.uhn.fhir.model.primitive.UriDt;
 
@@ -111,10 +127,15 @@ public class CodingDt
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  mySystem,  myVersion,  myCode,  myDisplay,  myPrimary,  myValueSet);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  mySystem,  myVersion,  myCode,  myDisplay,  myPrimary,  myValueSet);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, mySystem, myVersion, myCode, myDisplay, myPrimary, myValueSet);
+	}
 
 	/**
 	 * Gets the value(s) for <b>system</b> (Identity of the terminology system).

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/composite/ContactDt.java

@@ -16,17 +16,33 @@
 
 package ca.uhn.fhir.model.dstu.composite;
 
-import ca.uhn.fhir.model.api.BaseElement;
-import ca.uhn.fhir.model.api.ICompositeDatatype;
-import ca.uhn.fhir.model.api.IElement;
-import ca.uhn.fhir.model.api.annotation.Child;
-import ca.uhn.fhir.model.api.annotation.DatatypeDef;
-import ca.uhn.fhir.model.api.annotation.Description;
+import java.util.*;
+import ca.uhn.fhir.model.api.*;
+import ca.uhn.fhir.model.api.annotation.*;
+
+import ca.uhn.fhir.model.dstu.valueset.AddressUseEnum;
+import ca.uhn.fhir.model.dstu.composite.CodingDt;
 import ca.uhn.fhir.model.dstu.valueset.ContactSystemEnum;
 import ca.uhn.fhir.model.dstu.valueset.ContactUseEnum;
+import ca.uhn.fhir.model.dstu.valueset.EventTimingEnum;
+import ca.uhn.fhir.model.dstu.valueset.IdentifierUseEnum;
+import ca.uhn.fhir.model.dstu.valueset.NameUseEnum;
+import ca.uhn.fhir.model.dstu.resource.Organization;
+import ca.uhn.fhir.model.dstu.composite.PeriodDt;
+import ca.uhn.fhir.model.dstu.valueset.QuantityCompararatorEnum;
+import ca.uhn.fhir.model.dstu.composite.QuantityDt;
+import ca.uhn.fhir.model.dstu.composite.ResourceReferenceDt;
+import ca.uhn.fhir.model.dstu.valueset.UnitsOfTimeEnum;
+import ca.uhn.fhir.model.dstu.resource.ValueSet;
+import ca.uhn.fhir.model.primitive.Base64BinaryDt;
+import ca.uhn.fhir.model.primitive.BooleanDt;
 import ca.uhn.fhir.model.primitive.BoundCodeDt;
 import ca.uhn.fhir.model.primitive.CodeDt;
+import ca.uhn.fhir.model.primitive.DateTimeDt;
+import ca.uhn.fhir.model.primitive.DecimalDt;
+import ca.uhn.fhir.model.primitive.IntegerDt;
 import ca.uhn.fhir.model.primitive.StringDt;
+import ca.uhn.fhir.model.primitive.UriDt;
 
 /**
  * HAPI/FHIR <b>Contact</b> Datatype
@@ -81,10 +97,15 @@ public class ContactDt
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  mySystem,  myValue,  myUse,  myPeriod);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  mySystem,  myValue,  myUse,  myPeriod);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, mySystem, myValue, myUse, myPeriod);
+	}
 
 	/**
 	 * Gets the value(s) for <b>system</b> (phone | fax | email | url).

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/composite/ContainedDt.java

@@ -0,0 +1,43 @@
+package ca.uhn.fhir.model.dstu.composite;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import ca.uhn.fhir.model.api.IElement;
+import ca.uhn.fhir.model.api.IResource;
+import ca.uhn.fhir.model.api.annotation.Child;
+import ca.uhn.fhir.model.api.annotation.DatatypeDef;
+import ca.uhn.fhir.model.primitive.IdDt;
+
+@DatatypeDef(name = "duration")
+public class ContainedDt implements IElement {
+
+	@Child(name = "resource", type = IResource.class, order = 0, min = 0, max = Child.MAX_UNLIMITED)
+	private List<IResource> myContainedResources;
+
+	public List<IResource> getContainedResources() {
+		if (myContainedResources == null) {
+			myContainedResources = new ArrayList<IResource>();
+		}
+		return myContainedResources;
+	}
+
+	public void setContainedResources(List<IResource> theContainedResources) {
+		myContainedResources = theContainedResources;
+	}
+
+	@Override
+	public boolean isEmpty() {
+		return myContainedResources == null || myContainedResources.size() == 0;
+	}
+
+	@Override
+	public void setId(IdDt theId) {
+		throw new UnsupportedOperationException();
+	}
+
+	@Override
+	public IdDt getId() {
+		throw new UnsupportedOperationException();
+	}
+}

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/composite/HumanNameDt.java

@@ -16,16 +16,33 @@
 
 package ca.uhn.fhir.model.dstu.composite;
 
-import ca.uhn.fhir.model.api.BaseElement;
-import ca.uhn.fhir.model.api.ICompositeDatatype;
-import ca.uhn.fhir.model.api.IElement;
-import ca.uhn.fhir.model.api.annotation.Child;
-import ca.uhn.fhir.model.api.annotation.DatatypeDef;
-import ca.uhn.fhir.model.api.annotation.Description;
+import java.util.*;
+import ca.uhn.fhir.model.api.*;
+import ca.uhn.fhir.model.api.annotation.*;
+
+import ca.uhn.fhir.model.dstu.valueset.AddressUseEnum;
+import ca.uhn.fhir.model.dstu.composite.CodingDt;
+import ca.uhn.fhir.model.dstu.valueset.ContactSystemEnum;
+import ca.uhn.fhir.model.dstu.valueset.ContactUseEnum;
+import ca.uhn.fhir.model.dstu.valueset.EventTimingEnum;
+import ca.uhn.fhir.model.dstu.valueset.IdentifierUseEnum;
 import ca.uhn.fhir.model.dstu.valueset.NameUseEnum;
+import ca.uhn.fhir.model.dstu.resource.Organization;
+import ca.uhn.fhir.model.dstu.composite.PeriodDt;
+import ca.uhn.fhir.model.dstu.valueset.QuantityCompararatorEnum;
+import ca.uhn.fhir.model.dstu.composite.QuantityDt;
+import ca.uhn.fhir.model.dstu.composite.ResourceReferenceDt;
+import ca.uhn.fhir.model.dstu.valueset.UnitsOfTimeEnum;
+import ca.uhn.fhir.model.dstu.resource.ValueSet;
+import ca.uhn.fhir.model.primitive.Base64BinaryDt;
+import ca.uhn.fhir.model.primitive.BooleanDt;
 import ca.uhn.fhir.model.primitive.BoundCodeDt;
 import ca.uhn.fhir.model.primitive.CodeDt;
+import ca.uhn.fhir.model.primitive.DateTimeDt;
+import ca.uhn.fhir.model.primitive.DecimalDt;
+import ca.uhn.fhir.model.primitive.IntegerDt;
 import ca.uhn.fhir.model.primitive.StringDt;
+import ca.uhn.fhir.model.primitive.UriDt;
 
 /**
  * HAPI/FHIR <b>HumanName</b> Datatype
@@ -101,10 +118,15 @@ public class HumanNameDt
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myUse,  myText,  myFamily,  myGiven,  myPrefix,  mySuffix,  myPeriod);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myUse,  myText,  myFamily,  myGiven,  myPrefix,  mySuffix,  myPeriod);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myUse, myText, myFamily, myGiven, myPrefix, mySuffix, myPeriod);
+	}
 
 	/**
 	 * Gets the value(s) for <b>use</b> (usual | official | temp | nickname | anonymous | old | maiden).

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/composite/IdentifierDt.java

@@ -16,16 +16,31 @@
 
 package ca.uhn.fhir.model.dstu.composite;
 
-import ca.uhn.fhir.model.api.BaseElement;
-import ca.uhn.fhir.model.api.ICompositeDatatype;
-import ca.uhn.fhir.model.api.IElement;
-import ca.uhn.fhir.model.api.IQueryParameterType;
-import ca.uhn.fhir.model.api.annotation.Child;
-import ca.uhn.fhir.model.api.annotation.DatatypeDef;
-import ca.uhn.fhir.model.api.annotation.Description;
+import java.util.*;
+import ca.uhn.fhir.model.api.*;
+import ca.uhn.fhir.model.api.annotation.*;
+
+import ca.uhn.fhir.model.dstu.valueset.AddressUseEnum;
+import ca.uhn.fhir.model.dstu.composite.CodingDt;
+import ca.uhn.fhir.model.dstu.valueset.ContactSystemEnum;
+import ca.uhn.fhir.model.dstu.valueset.ContactUseEnum;
+import ca.uhn.fhir.model.dstu.valueset.EventTimingEnum;
 import ca.uhn.fhir.model.dstu.valueset.IdentifierUseEnum;
+import ca.uhn.fhir.model.dstu.valueset.NameUseEnum;
+import ca.uhn.fhir.model.dstu.resource.Organization;
+import ca.uhn.fhir.model.dstu.composite.PeriodDt;
+import ca.uhn.fhir.model.dstu.valueset.QuantityCompararatorEnum;
+import ca.uhn.fhir.model.dstu.composite.QuantityDt;
+import ca.uhn.fhir.model.dstu.composite.ResourceReferenceDt;
+import ca.uhn.fhir.model.dstu.valueset.UnitsOfTimeEnum;
+import ca.uhn.fhir.model.dstu.resource.ValueSet;
+import ca.uhn.fhir.model.primitive.Base64BinaryDt;
+import ca.uhn.fhir.model.primitive.BooleanDt;
 import ca.uhn.fhir.model.primitive.BoundCodeDt;
 import ca.uhn.fhir.model.primitive.CodeDt;
+import ca.uhn.fhir.model.primitive.DateTimeDt;
+import ca.uhn.fhir.model.primitive.DecimalDt;
+import ca.uhn.fhir.model.primitive.IntegerDt;
 import ca.uhn.fhir.model.primitive.StringDt;
 import ca.uhn.fhir.model.primitive.UriDt;
 
@@ -112,10 +127,15 @@ public class IdentifierDt
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myUse,  myLabel,  mySystem,  myValue,  myPeriod,  myAssigner);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myUse,  myLabel,  mySystem,  myValue,  myPeriod,  myAssigner);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myUse, myLabel, mySystem, myValue, myPeriod, myAssigner);
+	}
 
 	/**
 	 * Gets the value(s) for <b>use</b> (usual | official | temp | secondary (If known)).

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/composite/NarrativeDt.java

@@ -58,7 +58,12 @@ public class NarrativeDt extends BaseElement implements ICompositeDatatype {
 
 	@Override
 	public List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myStatus, myDiv );
+		return getAllPopulatedChildElementsOfType(null);
+	}
+
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements( theType, myStatus, myDiv );
 	}
 
 	/**
@@ -135,4 +140,5 @@ public class NarrativeDt extends BaseElement implements ICompositeDatatype {
 
   
 
+
 }

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/composite/PeriodDt.java

@@ -16,16 +16,33 @@
 
 package ca.uhn.fhir.model.dstu.composite;
 
-import java.util.Date;
+import java.util.*;
+import ca.uhn.fhir.model.api.*;
+import ca.uhn.fhir.model.api.annotation.*;
 
-import ca.uhn.fhir.model.api.BaseElement;
-import ca.uhn.fhir.model.api.ICompositeDatatype;
-import ca.uhn.fhir.model.api.IElement;
-import ca.uhn.fhir.model.api.TemporalPrecisionEnum;
-import ca.uhn.fhir.model.api.annotation.Child;
-import ca.uhn.fhir.model.api.annotation.DatatypeDef;
-import ca.uhn.fhir.model.api.annotation.Description;
+import ca.uhn.fhir.model.dstu.valueset.AddressUseEnum;
+import ca.uhn.fhir.model.dstu.composite.CodingDt;
+import ca.uhn.fhir.model.dstu.valueset.ContactSystemEnum;
+import ca.uhn.fhir.model.dstu.valueset.ContactUseEnum;
+import ca.uhn.fhir.model.dstu.valueset.EventTimingEnum;
+import ca.uhn.fhir.model.dstu.valueset.IdentifierUseEnum;
+import ca.uhn.fhir.model.dstu.valueset.NameUseEnum;
+import ca.uhn.fhir.model.dstu.resource.Organization;
+import ca.uhn.fhir.model.dstu.composite.PeriodDt;
+import ca.uhn.fhir.model.dstu.valueset.QuantityCompararatorEnum;
+import ca.uhn.fhir.model.dstu.composite.QuantityDt;
+import ca.uhn.fhir.model.dstu.composite.ResourceReferenceDt;
+import ca.uhn.fhir.model.dstu.valueset.UnitsOfTimeEnum;
+import ca.uhn.fhir.model.dstu.resource.ValueSet;
+import ca.uhn.fhir.model.primitive.Base64BinaryDt;
+import ca.uhn.fhir.model.primitive.BooleanDt;
+import ca.uhn.fhir.model.primitive.BoundCodeDt;
+import ca.uhn.fhir.model.primitive.CodeDt;
 import ca.uhn.fhir.model.primitive.DateTimeDt;
+import ca.uhn.fhir.model.primitive.DecimalDt;
+import ca.uhn.fhir.model.primitive.IntegerDt;
+import ca.uhn.fhir.model.primitive.StringDt;
+import ca.uhn.fhir.model.primitive.UriDt;
 
 /**
  * HAPI/FHIR <b>Period</b> Datatype
@@ -66,10 +83,15 @@ public class PeriodDt
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myStart,  myEnd);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myStart,  myEnd);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myStart, myEnd);
+	}
 
 	/**
 	 * Gets the value(s) for <b>start</b> (Starting time with inclusive boundary).

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/composite/QuantityDt.java

@@ -16,16 +16,31 @@
 
 package ca.uhn.fhir.model.dstu.composite;
 
-import ca.uhn.fhir.model.api.BaseElement;
-import ca.uhn.fhir.model.api.ICompositeDatatype;
-import ca.uhn.fhir.model.api.IElement;
-import ca.uhn.fhir.model.api.annotation.Child;
-import ca.uhn.fhir.model.api.annotation.DatatypeDef;
-import ca.uhn.fhir.model.api.annotation.Description;
+import java.util.*;
+import ca.uhn.fhir.model.api.*;
+import ca.uhn.fhir.model.api.annotation.*;
+
+import ca.uhn.fhir.model.dstu.valueset.AddressUseEnum;
+import ca.uhn.fhir.model.dstu.composite.CodingDt;
+import ca.uhn.fhir.model.dstu.valueset.ContactSystemEnum;
+import ca.uhn.fhir.model.dstu.valueset.ContactUseEnum;
+import ca.uhn.fhir.model.dstu.valueset.EventTimingEnum;
+import ca.uhn.fhir.model.dstu.valueset.IdentifierUseEnum;
+import ca.uhn.fhir.model.dstu.valueset.NameUseEnum;
+import ca.uhn.fhir.model.dstu.resource.Organization;
+import ca.uhn.fhir.model.dstu.composite.PeriodDt;
 import ca.uhn.fhir.model.dstu.valueset.QuantityCompararatorEnum;
+import ca.uhn.fhir.model.dstu.composite.QuantityDt;
+import ca.uhn.fhir.model.dstu.composite.ResourceReferenceDt;
+import ca.uhn.fhir.model.dstu.valueset.UnitsOfTimeEnum;
+import ca.uhn.fhir.model.dstu.resource.ValueSet;
+import ca.uhn.fhir.model.primitive.Base64BinaryDt;
+import ca.uhn.fhir.model.primitive.BooleanDt;
 import ca.uhn.fhir.model.primitive.BoundCodeDt;
 import ca.uhn.fhir.model.primitive.CodeDt;
+import ca.uhn.fhir.model.primitive.DateTimeDt;
 import ca.uhn.fhir.model.primitive.DecimalDt;
+import ca.uhn.fhir.model.primitive.IntegerDt;
 import ca.uhn.fhir.model.primitive.StringDt;
 import ca.uhn.fhir.model.primitive.UriDt;
 
@@ -89,10 +104,15 @@ public class QuantityDt
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myValue,  myComparator,  myUnits,  mySystem,  myCode);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myValue,  myComparator,  myUnits,  mySystem,  myCode);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myValue, myComparator, myUnits, mySystem, myCode);
+	}
 
 	/**
 	 * Gets the value(s) for <b>value</b> (Numerical value (with implicit precision)).

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/composite/RangeDt.java

@@ -16,12 +16,33 @@
 
 package ca.uhn.fhir.model.dstu.composite;
 
-import ca.uhn.fhir.model.api.BaseElement;
-import ca.uhn.fhir.model.api.ICompositeDatatype;
-import ca.uhn.fhir.model.api.IElement;
-import ca.uhn.fhir.model.api.annotation.Child;
-import ca.uhn.fhir.model.api.annotation.DatatypeDef;
-import ca.uhn.fhir.model.api.annotation.Description;
+import java.util.*;
+import ca.uhn.fhir.model.api.*;
+import ca.uhn.fhir.model.api.annotation.*;
+
+import ca.uhn.fhir.model.dstu.valueset.AddressUseEnum;
+import ca.uhn.fhir.model.dstu.composite.CodingDt;
+import ca.uhn.fhir.model.dstu.valueset.ContactSystemEnum;
+import ca.uhn.fhir.model.dstu.valueset.ContactUseEnum;
+import ca.uhn.fhir.model.dstu.valueset.EventTimingEnum;
+import ca.uhn.fhir.model.dstu.valueset.IdentifierUseEnum;
+import ca.uhn.fhir.model.dstu.valueset.NameUseEnum;
+import ca.uhn.fhir.model.dstu.resource.Organization;
+import ca.uhn.fhir.model.dstu.composite.PeriodDt;
+import ca.uhn.fhir.model.dstu.valueset.QuantityCompararatorEnum;
+import ca.uhn.fhir.model.dstu.composite.QuantityDt;
+import ca.uhn.fhir.model.dstu.composite.ResourceReferenceDt;
+import ca.uhn.fhir.model.dstu.valueset.UnitsOfTimeEnum;
+import ca.uhn.fhir.model.dstu.resource.ValueSet;
+import ca.uhn.fhir.model.primitive.Base64BinaryDt;
+import ca.uhn.fhir.model.primitive.BooleanDt;
+import ca.uhn.fhir.model.primitive.BoundCodeDt;
+import ca.uhn.fhir.model.primitive.CodeDt;
+import ca.uhn.fhir.model.primitive.DateTimeDt;
+import ca.uhn.fhir.model.primitive.DecimalDt;
+import ca.uhn.fhir.model.primitive.IntegerDt;
+import ca.uhn.fhir.model.primitive.StringDt;
+import ca.uhn.fhir.model.primitive.UriDt;
 
 /**
  * HAPI/FHIR <b>Range</b> Datatype
@@ -62,10 +83,15 @@ public class RangeDt
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myLow,  myHigh);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myLow,  myHigh);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myLow, myHigh);
+	}
 
 	/**
 	 * Gets the value(s) for <b>low</b> (Low limit).

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/composite/RatioDt.java

@@ -16,12 +16,33 @@
 
 package ca.uhn.fhir.model.dstu.composite;
 
-import ca.uhn.fhir.model.api.BaseElement;
-import ca.uhn.fhir.model.api.ICompositeDatatype;
-import ca.uhn.fhir.model.api.IElement;
-import ca.uhn.fhir.model.api.annotation.Child;
-import ca.uhn.fhir.model.api.annotation.DatatypeDef;
-import ca.uhn.fhir.model.api.annotation.Description;
+import java.util.*;
+import ca.uhn.fhir.model.api.*;
+import ca.uhn.fhir.model.api.annotation.*;
+
+import ca.uhn.fhir.model.dstu.valueset.AddressUseEnum;
+import ca.uhn.fhir.model.dstu.composite.CodingDt;
+import ca.uhn.fhir.model.dstu.valueset.ContactSystemEnum;
+import ca.uhn.fhir.model.dstu.valueset.ContactUseEnum;
+import ca.uhn.fhir.model.dstu.valueset.EventTimingEnum;
+import ca.uhn.fhir.model.dstu.valueset.IdentifierUseEnum;
+import ca.uhn.fhir.model.dstu.valueset.NameUseEnum;
+import ca.uhn.fhir.model.dstu.resource.Organization;
+import ca.uhn.fhir.model.dstu.composite.PeriodDt;
+import ca.uhn.fhir.model.dstu.valueset.QuantityCompararatorEnum;
+import ca.uhn.fhir.model.dstu.composite.QuantityDt;
+import ca.uhn.fhir.model.dstu.composite.ResourceReferenceDt;
+import ca.uhn.fhir.model.dstu.valueset.UnitsOfTimeEnum;
+import ca.uhn.fhir.model.dstu.resource.ValueSet;
+import ca.uhn.fhir.model.primitive.Base64BinaryDt;
+import ca.uhn.fhir.model.primitive.BooleanDt;
+import ca.uhn.fhir.model.primitive.BoundCodeDt;
+import ca.uhn.fhir.model.primitive.CodeDt;
+import ca.uhn.fhir.model.primitive.DateTimeDt;
+import ca.uhn.fhir.model.primitive.DecimalDt;
+import ca.uhn.fhir.model.primitive.IntegerDt;
+import ca.uhn.fhir.model.primitive.StringDt;
+import ca.uhn.fhir.model.primitive.UriDt;
 
 /**
  * HAPI/FHIR <b>Ratio</b> Datatype
@@ -62,10 +83,15 @@ public class RatioDt
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myNumerator,  myDenominator);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myNumerator,  myDenominator);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myNumerator, myDenominator);
+	}
 
 	/**
 	 * Gets the value(s) for <b>numerator</b> (Numerator value).

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/composite/ResourceReferenceDt.java

@@ -16,13 +16,33 @@
 
 package ca.uhn.fhir.model.dstu.composite;
 
-import ca.uhn.fhir.model.api.BaseResourceReference;
-import ca.uhn.fhir.model.api.ICompositeDatatype;
-import ca.uhn.fhir.model.api.IElement;
-import ca.uhn.fhir.model.api.annotation.Child;
-import ca.uhn.fhir.model.api.annotation.DatatypeDef;
-import ca.uhn.fhir.model.api.annotation.Description;
+import java.util.*;
+import ca.uhn.fhir.model.api.*;
+import ca.uhn.fhir.model.api.annotation.*;
+
+import ca.uhn.fhir.model.dstu.valueset.AddressUseEnum;
+import ca.uhn.fhir.model.dstu.composite.CodingDt;
+import ca.uhn.fhir.model.dstu.valueset.ContactSystemEnum;
+import ca.uhn.fhir.model.dstu.valueset.ContactUseEnum;
+import ca.uhn.fhir.model.dstu.valueset.EventTimingEnum;
+import ca.uhn.fhir.model.dstu.valueset.IdentifierUseEnum;
+import ca.uhn.fhir.model.dstu.valueset.NameUseEnum;
+import ca.uhn.fhir.model.dstu.resource.Organization;
+import ca.uhn.fhir.model.dstu.composite.PeriodDt;
+import ca.uhn.fhir.model.dstu.valueset.QuantityCompararatorEnum;
+import ca.uhn.fhir.model.dstu.composite.QuantityDt;
+import ca.uhn.fhir.model.dstu.composite.ResourceReferenceDt;
+import ca.uhn.fhir.model.dstu.valueset.UnitsOfTimeEnum;
+import ca.uhn.fhir.model.dstu.resource.ValueSet;
+import ca.uhn.fhir.model.primitive.Base64BinaryDt;
+import ca.uhn.fhir.model.primitive.BooleanDt;
+import ca.uhn.fhir.model.primitive.BoundCodeDt;
+import ca.uhn.fhir.model.primitive.CodeDt;
+import ca.uhn.fhir.model.primitive.DateTimeDt;
+import ca.uhn.fhir.model.primitive.DecimalDt;
+import ca.uhn.fhir.model.primitive.IntegerDt;
 import ca.uhn.fhir.model.primitive.StringDt;
+import ca.uhn.fhir.model.primitive.UriDt;
 
 /**
  * HAPI/FHIR <b>ResourceReference</b> Datatype
@@ -63,10 +83,15 @@ public class ResourceReferenceDt
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myReference,  myDisplay);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myReference,  myDisplay);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myReference, myDisplay);
+	}
 
 	/**
 	 * Gets the value(s) for <b>reference</b> (Relative, internal or absolute URL reference).

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/composite/SampledDataDt.java

@@ -16,15 +16,33 @@
 
 package ca.uhn.fhir.model.dstu.composite;
 
-import ca.uhn.fhir.model.api.BaseElement;
-import ca.uhn.fhir.model.api.ICompositeDatatype;
-import ca.uhn.fhir.model.api.IElement;
-import ca.uhn.fhir.model.api.annotation.Child;
-import ca.uhn.fhir.model.api.annotation.DatatypeDef;
-import ca.uhn.fhir.model.api.annotation.Description;
+import java.util.*;
+import ca.uhn.fhir.model.api.*;
+import ca.uhn.fhir.model.api.annotation.*;
+
+import ca.uhn.fhir.model.dstu.valueset.AddressUseEnum;
+import ca.uhn.fhir.model.dstu.composite.CodingDt;
+import ca.uhn.fhir.model.dstu.valueset.ContactSystemEnum;
+import ca.uhn.fhir.model.dstu.valueset.ContactUseEnum;
+import ca.uhn.fhir.model.dstu.valueset.EventTimingEnum;
+import ca.uhn.fhir.model.dstu.valueset.IdentifierUseEnum;
+import ca.uhn.fhir.model.dstu.valueset.NameUseEnum;
+import ca.uhn.fhir.model.dstu.resource.Organization;
+import ca.uhn.fhir.model.dstu.composite.PeriodDt;
+import ca.uhn.fhir.model.dstu.valueset.QuantityCompararatorEnum;
+import ca.uhn.fhir.model.dstu.composite.QuantityDt;
+import ca.uhn.fhir.model.dstu.composite.ResourceReferenceDt;
+import ca.uhn.fhir.model.dstu.valueset.UnitsOfTimeEnum;
+import ca.uhn.fhir.model.dstu.resource.ValueSet;
+import ca.uhn.fhir.model.primitive.Base64BinaryDt;
+import ca.uhn.fhir.model.primitive.BooleanDt;
+import ca.uhn.fhir.model.primitive.BoundCodeDt;
+import ca.uhn.fhir.model.primitive.CodeDt;
+import ca.uhn.fhir.model.primitive.DateTimeDt;
 import ca.uhn.fhir.model.primitive.DecimalDt;
 import ca.uhn.fhir.model.primitive.IntegerDt;
 import ca.uhn.fhir.model.primitive.StringDt;
+import ca.uhn.fhir.model.primitive.UriDt;
 
 /**
  * HAPI/FHIR <b>SampledData</b> Datatype
@@ -100,10 +118,15 @@ public class SampledDataDt
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myOrigin,  myPeriod,  myFactor,  myLowerLimit,  myUpperLimit,  myDimensions,  myData);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myOrigin,  myPeriod,  myFactor,  myLowerLimit,  myUpperLimit,  myDimensions,  myData);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myOrigin, myPeriod, myFactor, myLowerLimit, myUpperLimit, myDimensions, myData);
+	}
 
 	/**
 	 * Gets the value(s) for <b>origin</b> (Zero value and units).

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/composite/ScheduleDt.java

@@ -16,24 +16,33 @@
 
 package ca.uhn.fhir.model.dstu.composite;
 
-import java.util.Date;
+import java.util.*;
+import ca.uhn.fhir.model.api.*;
+import ca.uhn.fhir.model.api.annotation.*;
 
-import ca.uhn.fhir.model.api.BaseElement;
-import ca.uhn.fhir.model.api.ICompositeDatatype;
-import ca.uhn.fhir.model.api.IElement;
-import ca.uhn.fhir.model.api.IResourceBlock;
-import ca.uhn.fhir.model.api.TemporalPrecisionEnum;
-import ca.uhn.fhir.model.api.annotation.Block;
-import ca.uhn.fhir.model.api.annotation.Child;
-import ca.uhn.fhir.model.api.annotation.DatatypeDef;
-import ca.uhn.fhir.model.api.annotation.Description;
+import ca.uhn.fhir.model.dstu.valueset.AddressUseEnum;
+import ca.uhn.fhir.model.dstu.composite.CodingDt;
+import ca.uhn.fhir.model.dstu.valueset.ContactSystemEnum;
+import ca.uhn.fhir.model.dstu.valueset.ContactUseEnum;
 import ca.uhn.fhir.model.dstu.valueset.EventTimingEnum;
+import ca.uhn.fhir.model.dstu.valueset.IdentifierUseEnum;
+import ca.uhn.fhir.model.dstu.valueset.NameUseEnum;
+import ca.uhn.fhir.model.dstu.resource.Organization;
+import ca.uhn.fhir.model.dstu.composite.PeriodDt;
+import ca.uhn.fhir.model.dstu.valueset.QuantityCompararatorEnum;
+import ca.uhn.fhir.model.dstu.composite.QuantityDt;
+import ca.uhn.fhir.model.dstu.composite.ResourceReferenceDt;
 import ca.uhn.fhir.model.dstu.valueset.UnitsOfTimeEnum;
+import ca.uhn.fhir.model.dstu.resource.ValueSet;
+import ca.uhn.fhir.model.primitive.Base64BinaryDt;
+import ca.uhn.fhir.model.primitive.BooleanDt;
 import ca.uhn.fhir.model.primitive.BoundCodeDt;
 import ca.uhn.fhir.model.primitive.CodeDt;
 import ca.uhn.fhir.model.primitive.DateTimeDt;
 import ca.uhn.fhir.model.primitive.DecimalDt;
 import ca.uhn.fhir.model.primitive.IntegerDt;
+import ca.uhn.fhir.model.primitive.StringDt;
+import ca.uhn.fhir.model.primitive.UriDt;
 
 /**
  * HAPI/FHIR <b>Schedule</b> Datatype
@@ -74,10 +83,15 @@ public class ScheduleDt
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myEvent,  myRepeat);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myEvent,  myRepeat);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myEvent, myRepeat);
+	}
 
 	/**
 	 * Gets the value(s) for <b>event</b> (When the event occurs).
@@ -213,10 +227,15 @@ public class ScheduleDt
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myFrequency,  myWhen,  myDuration,  myUnits,  myCount,  myEnd);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myFrequency,  myWhen,  myDuration,  myUnits,  myCount,  myEnd);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myFrequency, myWhen, myDuration, myUnits, myCount, myEnd);
+	}
 
 	/**
 	 * Gets the value(s) for <b>frequency</b> (Event occurs frequency times per duration).

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/resource/Binary.java

@@ -6,6 +6,7 @@ import ca.uhn.fhir.model.api.BaseElement;
 import ca.uhn.fhir.model.api.IElement;
 import ca.uhn.fhir.model.api.IResource;
 import ca.uhn.fhir.model.api.annotation.ResourceDef;
+import ca.uhn.fhir.model.dstu.composite.ContainedDt;
 
 @ResourceDef(name="Binary", profile="http://hl7.org/fhir/profiles/Binary", id="binary")
 public class Binary  extends BaseElement implements IResource {
@@ -23,4 +24,16 @@ public class Binary  extends BaseElement implements IResource {
 		return null;
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		// TODO Auto-generated method stub
+		return null;
+	}
+
+	@Override
+	public ContainedDt getContained() {
+		// TODO Auto-generated method stub
+		return null;
+	}
+
 }

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/resource/Conformance.java

@@ -17,40 +17,111 @@
 package ca.uhn.fhir.model.dstu.resource;
 
 
-import java.util.Date;
+import java.util.*;
+import ca.uhn.fhir.model.api.*;
+import ca.uhn.fhir.model.api.annotation.*;
 
-import ca.uhn.fhir.model.api.BaseElement;
-import ca.uhn.fhir.model.api.BaseResource;
-import ca.uhn.fhir.model.api.IElement;
-import ca.uhn.fhir.model.api.IResource;
-import ca.uhn.fhir.model.api.IResourceBlock;
-import ca.uhn.fhir.model.api.TemporalPrecisionEnum;
-import ca.uhn.fhir.model.api.annotation.Block;
-import ca.uhn.fhir.model.api.annotation.Child;
-import ca.uhn.fhir.model.api.annotation.Description;
-import ca.uhn.fhir.model.api.annotation.ResourceDef;
+import ca.uhn.fhir.model.dstu.composite.AddressDt;
+import ca.uhn.fhir.model.dstu.valueset.AdministrativeGenderCodesEnum;
+import ca.uhn.fhir.model.dstu.valueset.AdmitSourceEnum;
+import ca.uhn.fhir.model.dstu.valueset.AggregationModeEnum;
+import ca.uhn.fhir.model.dstu.valueset.AnimalSpeciesEnum;
+import ca.uhn.fhir.model.dstu.composite.AttachmentDt;
+import ca.uhn.fhir.model.dstu.valueset.BindingConformanceEnum;
 import ca.uhn.fhir.model.dstu.composite.CodeableConceptDt;
 import ca.uhn.fhir.model.dstu.composite.CodingDt;
-import ca.uhn.fhir.model.dstu.composite.ContactDt;
-import ca.uhn.fhir.model.dstu.composite.ResourceReferenceDt;
 import ca.uhn.fhir.model.dstu.valueset.ConformanceEventModeEnum;
 import ca.uhn.fhir.model.dstu.valueset.ConformanceStatementStatusEnum;
+import ca.uhn.fhir.model.dstu.valueset.ConstraintSeverityEnum;
+import ca.uhn.fhir.model.dstu.composite.ContactDt;
+import ca.uhn.fhir.model.dstu.valueset.DataTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.Device;
+import ca.uhn.fhir.model.dstu.resource.DiagnosticOrder;
+import ca.uhn.fhir.model.dstu.valueset.DiagnosticOrderPriorityEnum;
+import ca.uhn.fhir.model.dstu.valueset.DiagnosticOrderStatusEnum;
+import ca.uhn.fhir.model.dstu.valueset.DiagnosticReportStatusEnum;
 import ca.uhn.fhir.model.dstu.valueset.DocumentModeEnum;
+import ca.uhn.fhir.model.dstu.resource.Encounter;
+import ca.uhn.fhir.model.dstu.valueset.EncounterClassEnum;
+import ca.uhn.fhir.model.dstu.valueset.EncounterReasonCodesEnum;
+import ca.uhn.fhir.model.dstu.valueset.EncounterStateEnum;
+import ca.uhn.fhir.model.dstu.valueset.EncounterTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.ExtensionContextEnum;
+import ca.uhn.fhir.model.dstu.valueset.FHIRDefinedTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.FilterOperatorEnum;
+import ca.uhn.fhir.model.dstu.resource.Group;
+import ca.uhn.fhir.model.dstu.valueset.GroupTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.HierarchicalRelationshipTypeEnum;
+import ca.uhn.fhir.model.dstu.composite.HumanNameDt;
+import ca.uhn.fhir.model.dstu.composite.IdentifierDt;
+import ca.uhn.fhir.model.dstu.valueset.ImagingModalityEnum;
+import ca.uhn.fhir.model.dstu.resource.ImagingStudy;
+import ca.uhn.fhir.model.dstu.valueset.InstanceAvailabilityEnum;
+import ca.uhn.fhir.model.dstu.valueset.LinkTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.Location;
+import ca.uhn.fhir.model.dstu.valueset.LocationModeEnum;
+import ca.uhn.fhir.model.dstu.valueset.LocationStatusEnum;
+import ca.uhn.fhir.model.dstu.valueset.LocationTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.MaritalStatusCodesEnum;
+import ca.uhn.fhir.model.dstu.resource.Media;
+import ca.uhn.fhir.model.dstu.valueset.MediaTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.Medication;
+import ca.uhn.fhir.model.dstu.valueset.MedicationKindEnum;
+import ca.uhn.fhir.model.dstu.valueset.MessageEventEnum;
 import ca.uhn.fhir.model.dstu.valueset.MessageSignificanceCategoryEnum;
+import ca.uhn.fhir.model.dstu.valueset.MessageTransportEnum;
+import ca.uhn.fhir.model.dstu.valueset.ModalityEnum;
+import ca.uhn.fhir.model.dstu.resource.Observation;
+import ca.uhn.fhir.model.dstu.valueset.ObservationInterpretationCodesEnum;
+import ca.uhn.fhir.model.dstu.valueset.ObservationRelationshipTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.ObservationReliabilityEnum;
+import ca.uhn.fhir.model.dstu.valueset.ObservationStatusEnum;
+import ca.uhn.fhir.model.dstu.resource.Organization;
+import ca.uhn.fhir.model.dstu.valueset.OrganizationTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.ParticipantTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.Patient;
+import ca.uhn.fhir.model.dstu.valueset.PatientRelationshipTypeEnum;
+import ca.uhn.fhir.model.dstu.composite.PeriodDt;
+import ca.uhn.fhir.model.dstu.resource.Practitioner;
+import ca.uhn.fhir.model.dstu.valueset.PractitionerRoleEnum;
+import ca.uhn.fhir.model.dstu.valueset.PractitionerSpecialtyEnum;
+import ca.uhn.fhir.model.dstu.resource.Profile;
+import ca.uhn.fhir.model.dstu.valueset.PropertyRepresentationEnum;
+import ca.uhn.fhir.model.dstu.composite.QuantityDt;
+import ca.uhn.fhir.model.dstu.composite.RangeDt;
+import ca.uhn.fhir.model.dstu.composite.RatioDt;
+import ca.uhn.fhir.model.dstu.resource.RelatedPerson;
+import ca.uhn.fhir.model.dstu.valueset.ResourceProfileStatusEnum;
+import ca.uhn.fhir.model.dstu.composite.ResourceReferenceDt;
 import ca.uhn.fhir.model.dstu.valueset.ResourceTypeEnum;
 import ca.uhn.fhir.model.dstu.valueset.RestfulConformanceModeEnum;
 import ca.uhn.fhir.model.dstu.valueset.RestfulOperationSystemEnum;
 import ca.uhn.fhir.model.dstu.valueset.RestfulOperationTypeEnum;
 import ca.uhn.fhir.model.dstu.valueset.RestfulSecurityServiceEnum;
+import ca.uhn.fhir.model.dstu.composite.SampledDataDt;
 import ca.uhn.fhir.model.dstu.valueset.SearchParamTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.SlicingRulesEnum;
+import ca.uhn.fhir.model.dstu.resource.Specimen;
+import ca.uhn.fhir.model.dstu.valueset.SpecimenCollectionMethodEnum;
+import ca.uhn.fhir.model.dstu.valueset.SpecimenTreatmentProcedureEnum;
+import ca.uhn.fhir.model.dstu.resource.Substance;
+import ca.uhn.fhir.model.dstu.valueset.SubstanceTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.ValueSet;
+import ca.uhn.fhir.model.dstu.valueset.ValueSetStatusEnum;
+import ca.uhn.fhir.model.api.IResource;
+import ca.uhn.fhir.model.dstu.composite.DurationDt;
 import ca.uhn.fhir.model.primitive.Base64BinaryDt;
 import ca.uhn.fhir.model.primitive.BooleanDt;
 import ca.uhn.fhir.model.primitive.BoundCodeDt;
 import ca.uhn.fhir.model.primitive.BoundCodeableConceptDt;
 import ca.uhn.fhir.model.primitive.CodeDt;
+import ca.uhn.fhir.model.primitive.DateDt;
 import ca.uhn.fhir.model.primitive.DateTimeDt;
+import ca.uhn.fhir.model.primitive.DecimalDt;
 import ca.uhn.fhir.model.primitive.IdDt;
+import ca.uhn.fhir.model.primitive.InstantDt;
 import ca.uhn.fhir.model.primitive.IntegerDt;
+import ca.uhn.fhir.model.primitive.OidDt;
 import ca.uhn.fhir.model.primitive.StringDt;
 import ca.uhn.fhir.model.primitive.UriDt;
 
@@ -367,10 +438,15 @@ public class Conformance extends BaseResource implements IResource {
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myIdentifier,  myVersion,  myName,  myPublisher,  myTelecom,  myDescription,  myStatus,  myExperimental,  myDate,  mySoftware,  myImplementation,  myFhirVersion,  myAcceptUnknown,  myFormat,  myProfile,  myRest,  myMessaging,  myDocument);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myIdentifier,  myVersion,  myName,  myPublisher,  myTelecom,  myDescription,  myStatus,  myExperimental,  myDate,  mySoftware,  myImplementation,  myFhirVersion,  myAcceptUnknown,  myFormat,  myProfile,  myRest,  myMessaging,  myDocument);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myIdentifier, myVersion, myName, myPublisher, myTelecom, myDescription, myStatus, myExperimental, myDate, mySoftware, myImplementation, myFhirVersion, myAcceptUnknown, myFormat, myProfile, myRest, myMessaging, myDocument);
+	}
 
 	/**
 	 * Gets the value(s) for <b>identifier</b> (Logical id to reference this statement).
@@ -1180,10 +1256,15 @@ public class Conformance extends BaseResource implements IResource {
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myName,  myVersion,  myReleaseDate);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myName,  myVersion,  myReleaseDate);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myName, myVersion, myReleaseDate);
+	}
 
 	/**
 	 * Gets the value(s) for <b>name</b> (A name the software is known by).
@@ -1361,10 +1442,15 @@ public class Conformance extends BaseResource implements IResource {
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myDescription,  myUrl);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myDescription,  myUrl);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myDescription, myUrl);
+	}
 
 	/**
 	 * Gets the value(s) for <b>description</b> (Describes this specific instance).
@@ -1522,10 +1608,15 @@ public class Conformance extends BaseResource implements IResource {
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myMode,  myDocumentation,  mySecurity,  myResource,  myOperation,  myQuery,  myDocumentMailbox);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myMode,  myDocumentation,  mySecurity,  myResource,  myOperation,  myQuery,  myDocumentMailbox);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myMode, myDocumentation, mySecurity, myResource, myOperation, myQuery, myDocumentMailbox);
+	}
 
 	/**
 	 * Gets the value(s) for <b>mode</b> (client | server).
@@ -1883,10 +1974,15 @@ public class Conformance extends BaseResource implements IResource {
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myCors,  myService,  myDescription,  myCertificate);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myCors,  myService,  myDescription,  myCertificate);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myCors, myService, myDescription, myCertificate);
+	}
 
 	/**
 	 * Gets the value(s) for <b>cors</b> (Adds CORS Headers (http://enable-cors.org/)).
@@ -2108,10 +2204,15 @@ public class Conformance extends BaseResource implements IResource {
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myType,  myBlob);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myType,  myBlob);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myType, myBlob);
+	}
 
 	/**
 	 * Gets the value(s) for <b>type</b> (Mime type for certificate).
@@ -2272,10 +2373,15 @@ public class Conformance extends BaseResource implements IResource {
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myType,  myProfile,  myOperation,  myReadHistory,  myUpdateCreate,  mySearchInclude,  mySearchParam);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myType,  myProfile,  myOperation,  myReadHistory,  myUpdateCreate,  mySearchInclude,  mySearchParam);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myType, myProfile, myOperation, myReadHistory, myUpdateCreate, mySearchInclude, mySearchParam);
+	}
 
 	/**
 	 * Gets the value(s) for <b>type</b> (A resource type that is supported).
@@ -2618,10 +2724,15 @@ public class Conformance extends BaseResource implements IResource {
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myCode,  myDocumentation);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myCode,  myDocumentation);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myCode, myDocumentation);
+	}
 
 	/**
 	 * Gets the value(s) for <b>code</b> (read | vread | update | delete | history-instance | validate | history-type | create | search-type).
@@ -2772,10 +2883,15 @@ public class Conformance extends BaseResource implements IResource {
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myName,  myDefinition,  myType,  myDocumentation,  myTarget,  myChain);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myName,  myDefinition,  myType,  myDocumentation,  myTarget,  myChain);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myName, myDefinition, myType, myDocumentation, myTarget, myChain);
+	}
 
 	/**
 	 * Gets the value(s) for <b>name</b> (Name of search parameter).
@@ -3100,10 +3216,15 @@ public class Conformance extends BaseResource implements IResource {
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myCode,  myDocumentation);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myCode,  myDocumentation);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myCode, myDocumentation);
+	}
 
 	/**
 	 * Gets the value(s) for <b>code</b> (transaction | search-system | history-system).
@@ -3240,10 +3361,15 @@ public class Conformance extends BaseResource implements IResource {
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myName,  myDefinition,  myDocumentation,  myParameter);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myName,  myDefinition,  myDocumentation,  myParameter);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myName, myDefinition, myDocumentation, myParameter);
+	}
 
 	/**
 	 * Gets the value(s) for <b>name</b> (Special named queries (_query=)).
@@ -3468,10 +3594,15 @@ public class Conformance extends BaseResource implements IResource {
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myEndpoint,  myReliableCache,  myDocumentation,  myEvent);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myEndpoint,  myReliableCache,  myDocumentation,  myEvent);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myEndpoint, myReliableCache, myDocumentation, myEvent);
+	}
 
 	/**
 	 * Gets the value(s) for <b>endpoint</b> (Actual endpoint being described).
@@ -3726,10 +3857,15 @@ public class Conformance extends BaseResource implements IResource {
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myCode,  myCategory,  myMode,  myProtocol,  myFocus,  myRequest,  myResponse,  myDocumentation);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myCode,  myCategory,  myMode,  myProtocol,  myFocus,  myRequest,  myResponse,  myDocumentation);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myCode, myCategory, myMode, myProtocol, myFocus, myRequest, myResponse, myDocumentation);
+	}
 
 	/**
 	 * Gets the value(s) for <b>code</b> (Event type).
@@ -4085,10 +4221,15 @@ public class Conformance extends BaseResource implements IResource {
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myMode,  myDocumentation,  myProfile);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myMode,  myDocumentation,  myProfile);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myMode, myDocumentation, myProfile);
+	}
 
 	/**
 	 * Gets the value(s) for <b>mode</b> (producer | consumer).

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/resource/Device.java

@@ -17,20 +17,111 @@
 package ca.uhn.fhir.model.dstu.resource;
 
 
-import java.util.Date;
+import java.util.*;
+import ca.uhn.fhir.model.api.*;
+import ca.uhn.fhir.model.api.annotation.*;
 
-import ca.uhn.fhir.model.api.BaseResource;
-import ca.uhn.fhir.model.api.IElement;
-import ca.uhn.fhir.model.api.IResource;
-import ca.uhn.fhir.model.api.TemporalPrecisionEnum;
-import ca.uhn.fhir.model.api.annotation.Child;
-import ca.uhn.fhir.model.api.annotation.Description;
-import ca.uhn.fhir.model.api.annotation.ResourceDef;
+import ca.uhn.fhir.model.dstu.composite.AddressDt;
+import ca.uhn.fhir.model.dstu.valueset.AdministrativeGenderCodesEnum;
+import ca.uhn.fhir.model.dstu.valueset.AdmitSourceEnum;
+import ca.uhn.fhir.model.dstu.valueset.AggregationModeEnum;
+import ca.uhn.fhir.model.dstu.valueset.AnimalSpeciesEnum;
+import ca.uhn.fhir.model.dstu.composite.AttachmentDt;
+import ca.uhn.fhir.model.dstu.valueset.BindingConformanceEnum;
 import ca.uhn.fhir.model.dstu.composite.CodeableConceptDt;
+import ca.uhn.fhir.model.dstu.composite.CodingDt;
+import ca.uhn.fhir.model.dstu.valueset.ConformanceEventModeEnum;
+import ca.uhn.fhir.model.dstu.valueset.ConformanceStatementStatusEnum;
+import ca.uhn.fhir.model.dstu.valueset.ConstraintSeverityEnum;
 import ca.uhn.fhir.model.dstu.composite.ContactDt;
+import ca.uhn.fhir.model.dstu.valueset.DataTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.Device;
+import ca.uhn.fhir.model.dstu.resource.DiagnosticOrder;
+import ca.uhn.fhir.model.dstu.valueset.DiagnosticOrderPriorityEnum;
+import ca.uhn.fhir.model.dstu.valueset.DiagnosticOrderStatusEnum;
+import ca.uhn.fhir.model.dstu.valueset.DiagnosticReportStatusEnum;
+import ca.uhn.fhir.model.dstu.valueset.DocumentModeEnum;
+import ca.uhn.fhir.model.dstu.resource.Encounter;
+import ca.uhn.fhir.model.dstu.valueset.EncounterClassEnum;
+import ca.uhn.fhir.model.dstu.valueset.EncounterReasonCodesEnum;
+import ca.uhn.fhir.model.dstu.valueset.EncounterStateEnum;
+import ca.uhn.fhir.model.dstu.valueset.EncounterTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.ExtensionContextEnum;
+import ca.uhn.fhir.model.dstu.valueset.FHIRDefinedTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.FilterOperatorEnum;
+import ca.uhn.fhir.model.dstu.resource.Group;
+import ca.uhn.fhir.model.dstu.valueset.GroupTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.HierarchicalRelationshipTypeEnum;
+import ca.uhn.fhir.model.dstu.composite.HumanNameDt;
 import ca.uhn.fhir.model.dstu.composite.IdentifierDt;
+import ca.uhn.fhir.model.dstu.valueset.ImagingModalityEnum;
+import ca.uhn.fhir.model.dstu.resource.ImagingStudy;
+import ca.uhn.fhir.model.dstu.valueset.InstanceAvailabilityEnum;
+import ca.uhn.fhir.model.dstu.valueset.LinkTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.Location;
+import ca.uhn.fhir.model.dstu.valueset.LocationModeEnum;
+import ca.uhn.fhir.model.dstu.valueset.LocationStatusEnum;
+import ca.uhn.fhir.model.dstu.valueset.LocationTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.MaritalStatusCodesEnum;
+import ca.uhn.fhir.model.dstu.resource.Media;
+import ca.uhn.fhir.model.dstu.valueset.MediaTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.Medication;
+import ca.uhn.fhir.model.dstu.valueset.MedicationKindEnum;
+import ca.uhn.fhir.model.dstu.valueset.MessageEventEnum;
+import ca.uhn.fhir.model.dstu.valueset.MessageSignificanceCategoryEnum;
+import ca.uhn.fhir.model.dstu.valueset.MessageTransportEnum;
+import ca.uhn.fhir.model.dstu.valueset.ModalityEnum;
+import ca.uhn.fhir.model.dstu.resource.Observation;
+import ca.uhn.fhir.model.dstu.valueset.ObservationInterpretationCodesEnum;
+import ca.uhn.fhir.model.dstu.valueset.ObservationRelationshipTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.ObservationReliabilityEnum;
+import ca.uhn.fhir.model.dstu.valueset.ObservationStatusEnum;
+import ca.uhn.fhir.model.dstu.resource.Organization;
+import ca.uhn.fhir.model.dstu.valueset.OrganizationTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.ParticipantTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.Patient;
+import ca.uhn.fhir.model.dstu.valueset.PatientRelationshipTypeEnum;
+import ca.uhn.fhir.model.dstu.composite.PeriodDt;
+import ca.uhn.fhir.model.dstu.resource.Practitioner;
+import ca.uhn.fhir.model.dstu.valueset.PractitionerRoleEnum;
+import ca.uhn.fhir.model.dstu.valueset.PractitionerSpecialtyEnum;
+import ca.uhn.fhir.model.dstu.resource.Profile;
+import ca.uhn.fhir.model.dstu.valueset.PropertyRepresentationEnum;
+import ca.uhn.fhir.model.dstu.composite.QuantityDt;
+import ca.uhn.fhir.model.dstu.composite.RangeDt;
+import ca.uhn.fhir.model.dstu.composite.RatioDt;
+import ca.uhn.fhir.model.dstu.resource.RelatedPerson;
+import ca.uhn.fhir.model.dstu.valueset.ResourceProfileStatusEnum;
 import ca.uhn.fhir.model.dstu.composite.ResourceReferenceDt;
+import ca.uhn.fhir.model.dstu.valueset.ResourceTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.RestfulConformanceModeEnum;
+import ca.uhn.fhir.model.dstu.valueset.RestfulOperationSystemEnum;
+import ca.uhn.fhir.model.dstu.valueset.RestfulOperationTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.RestfulSecurityServiceEnum;
+import ca.uhn.fhir.model.dstu.composite.SampledDataDt;
+import ca.uhn.fhir.model.dstu.valueset.SearchParamTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.SlicingRulesEnum;
+import ca.uhn.fhir.model.dstu.resource.Specimen;
+import ca.uhn.fhir.model.dstu.valueset.SpecimenCollectionMethodEnum;
+import ca.uhn.fhir.model.dstu.valueset.SpecimenTreatmentProcedureEnum;
+import ca.uhn.fhir.model.dstu.resource.Substance;
+import ca.uhn.fhir.model.dstu.valueset.SubstanceTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.ValueSet;
+import ca.uhn.fhir.model.dstu.valueset.ValueSetStatusEnum;
+import ca.uhn.fhir.model.api.IResource;
+import ca.uhn.fhir.model.dstu.composite.DurationDt;
+import ca.uhn.fhir.model.primitive.Base64BinaryDt;
+import ca.uhn.fhir.model.primitive.BooleanDt;
+import ca.uhn.fhir.model.primitive.BoundCodeDt;
+import ca.uhn.fhir.model.primitive.BoundCodeableConceptDt;
+import ca.uhn.fhir.model.primitive.CodeDt;
 import ca.uhn.fhir.model.primitive.DateDt;
+import ca.uhn.fhir.model.primitive.DateTimeDt;
+import ca.uhn.fhir.model.primitive.DecimalDt;
+import ca.uhn.fhir.model.primitive.IdDt;
+import ca.uhn.fhir.model.primitive.InstantDt;
+import ca.uhn.fhir.model.primitive.IntegerDt;
+import ca.uhn.fhir.model.primitive.OidDt;
 import ca.uhn.fhir.model.primitive.StringDt;
 import ca.uhn.fhir.model.primitive.UriDt;
 
@@ -236,10 +327,15 @@ public class Device extends BaseResource implements IResource {
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myIdentifier,  myType,  myManufacturer,  myModel,  myVersion,  myExpiry,  myUdi,  myLotNumber,  myOwner,  myLocation,  myPatient,  myContact,  myUrl);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myIdentifier,  myType,  myManufacturer,  myModel,  myVersion,  myExpiry,  myUdi,  myLotNumber,  myOwner,  myLocation,  myPatient,  myContact,  myUrl);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myIdentifier, myType, myManufacturer, myModel, myVersion, myExpiry, myUdi, myLotNumber, myOwner, myLocation, myPatient, myContact, myUrl);
+	}
 
 	/**
 	 * Gets the value(s) for <b>identifier</b> (Instance id from manufacturer, owner and others).

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/resource/DiagnosticOrder.java

@@ -17,27 +17,113 @@
 package ca.uhn.fhir.model.dstu.resource;
 
 
-import java.util.Date;
+import java.util.*;
+import ca.uhn.fhir.model.api.*;
+import ca.uhn.fhir.model.api.annotation.*;
 
-import ca.uhn.fhir.model.api.BaseElement;
-import ca.uhn.fhir.model.api.BaseResource;
-import ca.uhn.fhir.model.api.IElement;
-import ca.uhn.fhir.model.api.IResource;
-import ca.uhn.fhir.model.api.IResourceBlock;
-import ca.uhn.fhir.model.api.TemporalPrecisionEnum;
-import ca.uhn.fhir.model.api.annotation.Block;
-import ca.uhn.fhir.model.api.annotation.Child;
-import ca.uhn.fhir.model.api.annotation.Description;
-import ca.uhn.fhir.model.api.annotation.ResourceDef;
+import ca.uhn.fhir.model.dstu.composite.AddressDt;
+import ca.uhn.fhir.model.dstu.valueset.AdministrativeGenderCodesEnum;
+import ca.uhn.fhir.model.dstu.valueset.AdmitSourceEnum;
+import ca.uhn.fhir.model.dstu.valueset.AggregationModeEnum;
+import ca.uhn.fhir.model.dstu.valueset.AnimalSpeciesEnum;
+import ca.uhn.fhir.model.dstu.composite.AttachmentDt;
+import ca.uhn.fhir.model.dstu.valueset.BindingConformanceEnum;
 import ca.uhn.fhir.model.dstu.composite.CodeableConceptDt;
-import ca.uhn.fhir.model.dstu.composite.IdentifierDt;
-import ca.uhn.fhir.model.dstu.composite.ResourceReferenceDt;
+import ca.uhn.fhir.model.dstu.composite.CodingDt;
+import ca.uhn.fhir.model.dstu.valueset.ConformanceEventModeEnum;
+import ca.uhn.fhir.model.dstu.valueset.ConformanceStatementStatusEnum;
+import ca.uhn.fhir.model.dstu.valueset.ConstraintSeverityEnum;
+import ca.uhn.fhir.model.dstu.composite.ContactDt;
+import ca.uhn.fhir.model.dstu.valueset.DataTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.Device;
+import ca.uhn.fhir.model.dstu.resource.DiagnosticOrder;
 import ca.uhn.fhir.model.dstu.valueset.DiagnosticOrderPriorityEnum;
 import ca.uhn.fhir.model.dstu.valueset.DiagnosticOrderStatusEnum;
+import ca.uhn.fhir.model.dstu.valueset.DiagnosticReportStatusEnum;
+import ca.uhn.fhir.model.dstu.valueset.DocumentModeEnum;
+import ca.uhn.fhir.model.dstu.resource.Encounter;
+import ca.uhn.fhir.model.dstu.valueset.EncounterClassEnum;
+import ca.uhn.fhir.model.dstu.valueset.EncounterReasonCodesEnum;
+import ca.uhn.fhir.model.dstu.valueset.EncounterStateEnum;
+import ca.uhn.fhir.model.dstu.valueset.EncounterTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.ExtensionContextEnum;
+import ca.uhn.fhir.model.dstu.valueset.FHIRDefinedTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.FilterOperatorEnum;
+import ca.uhn.fhir.model.dstu.resource.Group;
+import ca.uhn.fhir.model.dstu.valueset.GroupTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.HierarchicalRelationshipTypeEnum;
+import ca.uhn.fhir.model.dstu.composite.HumanNameDt;
+import ca.uhn.fhir.model.dstu.composite.IdentifierDt;
+import ca.uhn.fhir.model.dstu.valueset.ImagingModalityEnum;
+import ca.uhn.fhir.model.dstu.resource.ImagingStudy;
+import ca.uhn.fhir.model.dstu.valueset.InstanceAvailabilityEnum;
+import ca.uhn.fhir.model.dstu.valueset.LinkTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.Location;
+import ca.uhn.fhir.model.dstu.valueset.LocationModeEnum;
+import ca.uhn.fhir.model.dstu.valueset.LocationStatusEnum;
+import ca.uhn.fhir.model.dstu.valueset.LocationTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.MaritalStatusCodesEnum;
+import ca.uhn.fhir.model.dstu.resource.Media;
+import ca.uhn.fhir.model.dstu.valueset.MediaTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.Medication;
+import ca.uhn.fhir.model.dstu.valueset.MedicationKindEnum;
+import ca.uhn.fhir.model.dstu.valueset.MessageEventEnum;
+import ca.uhn.fhir.model.dstu.valueset.MessageSignificanceCategoryEnum;
+import ca.uhn.fhir.model.dstu.valueset.MessageTransportEnum;
+import ca.uhn.fhir.model.dstu.valueset.ModalityEnum;
+import ca.uhn.fhir.model.dstu.resource.Observation;
+import ca.uhn.fhir.model.dstu.valueset.ObservationInterpretationCodesEnum;
+import ca.uhn.fhir.model.dstu.valueset.ObservationRelationshipTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.ObservationReliabilityEnum;
+import ca.uhn.fhir.model.dstu.valueset.ObservationStatusEnum;
+import ca.uhn.fhir.model.dstu.resource.Organization;
+import ca.uhn.fhir.model.dstu.valueset.OrganizationTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.ParticipantTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.Patient;
+import ca.uhn.fhir.model.dstu.valueset.PatientRelationshipTypeEnum;
+import ca.uhn.fhir.model.dstu.composite.PeriodDt;
+import ca.uhn.fhir.model.dstu.resource.Practitioner;
+import ca.uhn.fhir.model.dstu.valueset.PractitionerRoleEnum;
+import ca.uhn.fhir.model.dstu.valueset.PractitionerSpecialtyEnum;
+import ca.uhn.fhir.model.dstu.resource.Profile;
+import ca.uhn.fhir.model.dstu.valueset.PropertyRepresentationEnum;
+import ca.uhn.fhir.model.dstu.composite.QuantityDt;
+import ca.uhn.fhir.model.dstu.composite.RangeDt;
+import ca.uhn.fhir.model.dstu.composite.RatioDt;
+import ca.uhn.fhir.model.dstu.resource.RelatedPerson;
+import ca.uhn.fhir.model.dstu.valueset.ResourceProfileStatusEnum;
+import ca.uhn.fhir.model.dstu.composite.ResourceReferenceDt;
+import ca.uhn.fhir.model.dstu.valueset.ResourceTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.RestfulConformanceModeEnum;
+import ca.uhn.fhir.model.dstu.valueset.RestfulOperationSystemEnum;
+import ca.uhn.fhir.model.dstu.valueset.RestfulOperationTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.RestfulSecurityServiceEnum;
+import ca.uhn.fhir.model.dstu.composite.SampledDataDt;
+import ca.uhn.fhir.model.dstu.valueset.SearchParamTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.SlicingRulesEnum;
+import ca.uhn.fhir.model.dstu.resource.Specimen;
+import ca.uhn.fhir.model.dstu.valueset.SpecimenCollectionMethodEnum;
+import ca.uhn.fhir.model.dstu.valueset.SpecimenTreatmentProcedureEnum;
+import ca.uhn.fhir.model.dstu.resource.Substance;
+import ca.uhn.fhir.model.dstu.valueset.SubstanceTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.ValueSet;
+import ca.uhn.fhir.model.dstu.valueset.ValueSetStatusEnum;
+import ca.uhn.fhir.model.api.IResource;
+import ca.uhn.fhir.model.dstu.composite.DurationDt;
+import ca.uhn.fhir.model.primitive.Base64BinaryDt;
+import ca.uhn.fhir.model.primitive.BooleanDt;
 import ca.uhn.fhir.model.primitive.BoundCodeDt;
+import ca.uhn.fhir.model.primitive.BoundCodeableConceptDt;
 import ca.uhn.fhir.model.primitive.CodeDt;
+import ca.uhn.fhir.model.primitive.DateDt;
 import ca.uhn.fhir.model.primitive.DateTimeDt;
+import ca.uhn.fhir.model.primitive.DecimalDt;
+import ca.uhn.fhir.model.primitive.IdDt;
+import ca.uhn.fhir.model.primitive.InstantDt;
+import ca.uhn.fhir.model.primitive.IntegerDt;
+import ca.uhn.fhir.model.primitive.OidDt;
 import ca.uhn.fhir.model.primitive.StringDt;
+import ca.uhn.fhir.model.primitive.UriDt;
 
 
 /**
@@ -305,10 +391,15 @@ public class DiagnosticOrder extends BaseResource implements IResource {
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  mySubject,  myOrderer,  myIdentifier,  myEncounter,  myClinicalNotes,  mySpecimen,  myStatus,  myPriority,  myEvent,  myItem);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  mySubject,  myOrderer,  myIdentifier,  myEncounter,  myClinicalNotes,  mySpecimen,  myStatus,  myPriority,  myEvent,  myItem);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, mySubject, myOrderer, myIdentifier, myEncounter, myClinicalNotes, mySpecimen, myStatus, myPriority, myEvent, myItem);
+	}
 
 	/**
 	 * Gets the value(s) for <b>subject</b> (Who and/or what test is about).
@@ -740,10 +831,15 @@ public class DiagnosticOrder extends BaseResource implements IResource {
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myStatus,  myDescription,  myDateTime,  myActor);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myStatus,  myDescription,  myDateTime,  myActor);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myStatus, myDescription, myDateTime, myActor);
+	}
 
 	/**
 	 * Gets the value(s) for <b>status</b> (requested | received | accepted | in progress | review | completed | suspended | rejected | failed).
@@ -960,10 +1056,15 @@ public class DiagnosticOrder extends BaseResource implements IResource {
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myCode,  mySpecimen,  myBodySite,  myStatus,  myEvent);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myCode,  mySpecimen,  myBodySite,  myStatus,  myEvent);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myCode, mySpecimen, myBodySite, myStatus, myEvent);
+	}
 
 	/**
 	 * Gets the value(s) for <b>code</b> (Code to indicate the item (test or panel) being ordered).

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/resource/DiagnosticReport.java

@@ -17,29 +17,113 @@
 package ca.uhn.fhir.model.dstu.resource;
 
 
-import java.util.Date;
+import java.util.*;
+import ca.uhn.fhir.model.api.*;
+import ca.uhn.fhir.model.api.annotation.*;
 
-import ca.uhn.fhir.model.api.BaseElement;
-import ca.uhn.fhir.model.api.BaseResource;
-import ca.uhn.fhir.model.api.IDatatype;
-import ca.uhn.fhir.model.api.IElement;
-import ca.uhn.fhir.model.api.IResource;
-import ca.uhn.fhir.model.api.IResourceBlock;
-import ca.uhn.fhir.model.api.TemporalPrecisionEnum;
-import ca.uhn.fhir.model.api.annotation.Block;
-import ca.uhn.fhir.model.api.annotation.Child;
-import ca.uhn.fhir.model.api.annotation.Description;
-import ca.uhn.fhir.model.api.annotation.ResourceDef;
+import ca.uhn.fhir.model.dstu.composite.AddressDt;
+import ca.uhn.fhir.model.dstu.valueset.AdministrativeGenderCodesEnum;
+import ca.uhn.fhir.model.dstu.valueset.AdmitSourceEnum;
+import ca.uhn.fhir.model.dstu.valueset.AggregationModeEnum;
+import ca.uhn.fhir.model.dstu.valueset.AnimalSpeciesEnum;
 import ca.uhn.fhir.model.dstu.composite.AttachmentDt;
+import ca.uhn.fhir.model.dstu.valueset.BindingConformanceEnum;
 import ca.uhn.fhir.model.dstu.composite.CodeableConceptDt;
-import ca.uhn.fhir.model.dstu.composite.IdentifierDt;
-import ca.uhn.fhir.model.dstu.composite.PeriodDt;
-import ca.uhn.fhir.model.dstu.composite.ResourceReferenceDt;
+import ca.uhn.fhir.model.dstu.composite.CodingDt;
+import ca.uhn.fhir.model.dstu.valueset.ConformanceEventModeEnum;
+import ca.uhn.fhir.model.dstu.valueset.ConformanceStatementStatusEnum;
+import ca.uhn.fhir.model.dstu.valueset.ConstraintSeverityEnum;
+import ca.uhn.fhir.model.dstu.composite.ContactDt;
+import ca.uhn.fhir.model.dstu.valueset.DataTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.Device;
+import ca.uhn.fhir.model.dstu.resource.DiagnosticOrder;
+import ca.uhn.fhir.model.dstu.valueset.DiagnosticOrderPriorityEnum;
+import ca.uhn.fhir.model.dstu.valueset.DiagnosticOrderStatusEnum;
 import ca.uhn.fhir.model.dstu.valueset.DiagnosticReportStatusEnum;
+import ca.uhn.fhir.model.dstu.valueset.DocumentModeEnum;
+import ca.uhn.fhir.model.dstu.resource.Encounter;
+import ca.uhn.fhir.model.dstu.valueset.EncounterClassEnum;
+import ca.uhn.fhir.model.dstu.valueset.EncounterReasonCodesEnum;
+import ca.uhn.fhir.model.dstu.valueset.EncounterStateEnum;
+import ca.uhn.fhir.model.dstu.valueset.EncounterTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.ExtensionContextEnum;
+import ca.uhn.fhir.model.dstu.valueset.FHIRDefinedTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.FilterOperatorEnum;
+import ca.uhn.fhir.model.dstu.resource.Group;
+import ca.uhn.fhir.model.dstu.valueset.GroupTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.HierarchicalRelationshipTypeEnum;
+import ca.uhn.fhir.model.dstu.composite.HumanNameDt;
+import ca.uhn.fhir.model.dstu.composite.IdentifierDt;
+import ca.uhn.fhir.model.dstu.valueset.ImagingModalityEnum;
+import ca.uhn.fhir.model.dstu.resource.ImagingStudy;
+import ca.uhn.fhir.model.dstu.valueset.InstanceAvailabilityEnum;
+import ca.uhn.fhir.model.dstu.valueset.LinkTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.Location;
+import ca.uhn.fhir.model.dstu.valueset.LocationModeEnum;
+import ca.uhn.fhir.model.dstu.valueset.LocationStatusEnum;
+import ca.uhn.fhir.model.dstu.valueset.LocationTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.MaritalStatusCodesEnum;
+import ca.uhn.fhir.model.dstu.resource.Media;
+import ca.uhn.fhir.model.dstu.valueset.MediaTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.Medication;
+import ca.uhn.fhir.model.dstu.valueset.MedicationKindEnum;
+import ca.uhn.fhir.model.dstu.valueset.MessageEventEnum;
+import ca.uhn.fhir.model.dstu.valueset.MessageSignificanceCategoryEnum;
+import ca.uhn.fhir.model.dstu.valueset.MessageTransportEnum;
+import ca.uhn.fhir.model.dstu.valueset.ModalityEnum;
+import ca.uhn.fhir.model.dstu.resource.Observation;
+import ca.uhn.fhir.model.dstu.valueset.ObservationInterpretationCodesEnum;
+import ca.uhn.fhir.model.dstu.valueset.ObservationRelationshipTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.ObservationReliabilityEnum;
+import ca.uhn.fhir.model.dstu.valueset.ObservationStatusEnum;
+import ca.uhn.fhir.model.dstu.resource.Organization;
+import ca.uhn.fhir.model.dstu.valueset.OrganizationTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.ParticipantTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.Patient;
+import ca.uhn.fhir.model.dstu.valueset.PatientRelationshipTypeEnum;
+import ca.uhn.fhir.model.dstu.composite.PeriodDt;
+import ca.uhn.fhir.model.dstu.resource.Practitioner;
+import ca.uhn.fhir.model.dstu.valueset.PractitionerRoleEnum;
+import ca.uhn.fhir.model.dstu.valueset.PractitionerSpecialtyEnum;
+import ca.uhn.fhir.model.dstu.resource.Profile;
+import ca.uhn.fhir.model.dstu.valueset.PropertyRepresentationEnum;
+import ca.uhn.fhir.model.dstu.composite.QuantityDt;
+import ca.uhn.fhir.model.dstu.composite.RangeDt;
+import ca.uhn.fhir.model.dstu.composite.RatioDt;
+import ca.uhn.fhir.model.dstu.resource.RelatedPerson;
+import ca.uhn.fhir.model.dstu.valueset.ResourceProfileStatusEnum;
+import ca.uhn.fhir.model.dstu.composite.ResourceReferenceDt;
+import ca.uhn.fhir.model.dstu.valueset.ResourceTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.RestfulConformanceModeEnum;
+import ca.uhn.fhir.model.dstu.valueset.RestfulOperationSystemEnum;
+import ca.uhn.fhir.model.dstu.valueset.RestfulOperationTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.RestfulSecurityServiceEnum;
+import ca.uhn.fhir.model.dstu.composite.SampledDataDt;
+import ca.uhn.fhir.model.dstu.valueset.SearchParamTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.SlicingRulesEnum;
+import ca.uhn.fhir.model.dstu.resource.Specimen;
+import ca.uhn.fhir.model.dstu.valueset.SpecimenCollectionMethodEnum;
+import ca.uhn.fhir.model.dstu.valueset.SpecimenTreatmentProcedureEnum;
+import ca.uhn.fhir.model.dstu.resource.Substance;
+import ca.uhn.fhir.model.dstu.valueset.SubstanceTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.ValueSet;
+import ca.uhn.fhir.model.dstu.valueset.ValueSetStatusEnum;
+import ca.uhn.fhir.model.api.IResource;
+import ca.uhn.fhir.model.dstu.composite.DurationDt;
+import ca.uhn.fhir.model.primitive.Base64BinaryDt;
+import ca.uhn.fhir.model.primitive.BooleanDt;
 import ca.uhn.fhir.model.primitive.BoundCodeDt;
+import ca.uhn.fhir.model.primitive.BoundCodeableConceptDt;
 import ca.uhn.fhir.model.primitive.CodeDt;
+import ca.uhn.fhir.model.primitive.DateDt;
 import ca.uhn.fhir.model.primitive.DateTimeDt;
+import ca.uhn.fhir.model.primitive.DecimalDt;
+import ca.uhn.fhir.model.primitive.IdDt;
+import ca.uhn.fhir.model.primitive.InstantDt;
+import ca.uhn.fhir.model.primitive.IntegerDt;
+import ca.uhn.fhir.model.primitive.OidDt;
 import ca.uhn.fhir.model.primitive.StringDt;
+import ca.uhn.fhir.model.primitive.UriDt;
 
 
 /**
@@ -327,10 +411,15 @@ public class DiagnosticReport extends BaseResource implements IResource {
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myName,  myStatus,  myIssued,  mySubject,  myPerformer,  myIdentifier,  myRequestDetail,  myServiceCategory,  myDiagnostic,  mySpecimen,  myResult,  myImagingStudy,  myImage,  myConclusion,  myCodedDiagnosis,  myPresentedForm);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myName,  myStatus,  myIssued,  mySubject,  myPerformer,  myIdentifier,  myRequestDetail,  myServiceCategory,  myDiagnostic,  mySpecimen,  myResult,  myImagingStudy,  myImage,  myConclusion,  myCodedDiagnosis,  myPresentedForm);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myName, myStatus, myIssued, mySubject, myPerformer, myIdentifier, myRequestDetail, myServiceCategory, myDiagnostic, mySpecimen, myResult, myImagingStudy, myImage, myConclusion, myCodedDiagnosis, myPresentedForm);
+	}
 
 	/**
 	 * Gets the value(s) for <b>name</b> (Name/Code for this diagnostic report).
@@ -939,10 +1028,15 @@ public class DiagnosticReport extends BaseResource implements IResource {
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myComment,  myLink);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myComment,  myLink);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myComment, myLink);
+	}
 
 	/**
 	 * Gets the value(s) for <b>comment</b> (Comment about the image (e.g. explanation)).

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/resource/Encounter.java

@@ -17,30 +17,113 @@
 package ca.uhn.fhir.model.dstu.resource;
 
 
-import ca.uhn.fhir.model.api.BaseElement;
-import ca.uhn.fhir.model.api.BaseResource;
-import ca.uhn.fhir.model.api.IElement;
-import ca.uhn.fhir.model.api.IResource;
-import ca.uhn.fhir.model.api.IResourceBlock;
-import ca.uhn.fhir.model.api.annotation.Block;
-import ca.uhn.fhir.model.api.annotation.Child;
-import ca.uhn.fhir.model.api.annotation.Description;
-import ca.uhn.fhir.model.api.annotation.ResourceDef;
-import ca.uhn.fhir.model.dstu.composite.CodeableConceptDt;
-import ca.uhn.fhir.model.dstu.composite.DurationDt;
-import ca.uhn.fhir.model.dstu.composite.IdentifierDt;
-import ca.uhn.fhir.model.dstu.composite.PeriodDt;
-import ca.uhn.fhir.model.dstu.composite.ResourceReferenceDt;
+import java.util.*;
+import ca.uhn.fhir.model.api.*;
+import ca.uhn.fhir.model.api.annotation.*;
+
+import ca.uhn.fhir.model.dstu.composite.AddressDt;
+import ca.uhn.fhir.model.dstu.valueset.AdministrativeGenderCodesEnum;
 import ca.uhn.fhir.model.dstu.valueset.AdmitSourceEnum;
+import ca.uhn.fhir.model.dstu.valueset.AggregationModeEnum;
+import ca.uhn.fhir.model.dstu.valueset.AnimalSpeciesEnum;
+import ca.uhn.fhir.model.dstu.composite.AttachmentDt;
+import ca.uhn.fhir.model.dstu.valueset.BindingConformanceEnum;
+import ca.uhn.fhir.model.dstu.composite.CodeableConceptDt;
+import ca.uhn.fhir.model.dstu.composite.CodingDt;
+import ca.uhn.fhir.model.dstu.valueset.ConformanceEventModeEnum;
+import ca.uhn.fhir.model.dstu.valueset.ConformanceStatementStatusEnum;
+import ca.uhn.fhir.model.dstu.valueset.ConstraintSeverityEnum;
+import ca.uhn.fhir.model.dstu.composite.ContactDt;
+import ca.uhn.fhir.model.dstu.valueset.DataTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.Device;
+import ca.uhn.fhir.model.dstu.resource.DiagnosticOrder;
+import ca.uhn.fhir.model.dstu.valueset.DiagnosticOrderPriorityEnum;
+import ca.uhn.fhir.model.dstu.valueset.DiagnosticOrderStatusEnum;
+import ca.uhn.fhir.model.dstu.valueset.DiagnosticReportStatusEnum;
+import ca.uhn.fhir.model.dstu.valueset.DocumentModeEnum;
+import ca.uhn.fhir.model.dstu.resource.Encounter;
 import ca.uhn.fhir.model.dstu.valueset.EncounterClassEnum;
 import ca.uhn.fhir.model.dstu.valueset.EncounterReasonCodesEnum;
 import ca.uhn.fhir.model.dstu.valueset.EncounterStateEnum;
 import ca.uhn.fhir.model.dstu.valueset.EncounterTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.ExtensionContextEnum;
+import ca.uhn.fhir.model.dstu.valueset.FHIRDefinedTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.FilterOperatorEnum;
+import ca.uhn.fhir.model.dstu.resource.Group;
+import ca.uhn.fhir.model.dstu.valueset.GroupTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.HierarchicalRelationshipTypeEnum;
+import ca.uhn.fhir.model.dstu.composite.HumanNameDt;
+import ca.uhn.fhir.model.dstu.composite.IdentifierDt;
+import ca.uhn.fhir.model.dstu.valueset.ImagingModalityEnum;
+import ca.uhn.fhir.model.dstu.resource.ImagingStudy;
+import ca.uhn.fhir.model.dstu.valueset.InstanceAvailabilityEnum;
+import ca.uhn.fhir.model.dstu.valueset.LinkTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.Location;
+import ca.uhn.fhir.model.dstu.valueset.LocationModeEnum;
+import ca.uhn.fhir.model.dstu.valueset.LocationStatusEnum;
+import ca.uhn.fhir.model.dstu.valueset.LocationTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.MaritalStatusCodesEnum;
+import ca.uhn.fhir.model.dstu.resource.Media;
+import ca.uhn.fhir.model.dstu.valueset.MediaTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.Medication;
+import ca.uhn.fhir.model.dstu.valueset.MedicationKindEnum;
+import ca.uhn.fhir.model.dstu.valueset.MessageEventEnum;
+import ca.uhn.fhir.model.dstu.valueset.MessageSignificanceCategoryEnum;
+import ca.uhn.fhir.model.dstu.valueset.MessageTransportEnum;
+import ca.uhn.fhir.model.dstu.valueset.ModalityEnum;
+import ca.uhn.fhir.model.dstu.resource.Observation;
+import ca.uhn.fhir.model.dstu.valueset.ObservationInterpretationCodesEnum;
+import ca.uhn.fhir.model.dstu.valueset.ObservationRelationshipTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.ObservationReliabilityEnum;
+import ca.uhn.fhir.model.dstu.valueset.ObservationStatusEnum;
+import ca.uhn.fhir.model.dstu.resource.Organization;
+import ca.uhn.fhir.model.dstu.valueset.OrganizationTypeEnum;
 import ca.uhn.fhir.model.dstu.valueset.ParticipantTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.Patient;
+import ca.uhn.fhir.model.dstu.valueset.PatientRelationshipTypeEnum;
+import ca.uhn.fhir.model.dstu.composite.PeriodDt;
+import ca.uhn.fhir.model.dstu.resource.Practitioner;
+import ca.uhn.fhir.model.dstu.valueset.PractitionerRoleEnum;
+import ca.uhn.fhir.model.dstu.valueset.PractitionerSpecialtyEnum;
+import ca.uhn.fhir.model.dstu.resource.Profile;
+import ca.uhn.fhir.model.dstu.valueset.PropertyRepresentationEnum;
+import ca.uhn.fhir.model.dstu.composite.QuantityDt;
+import ca.uhn.fhir.model.dstu.composite.RangeDt;
+import ca.uhn.fhir.model.dstu.composite.RatioDt;
+import ca.uhn.fhir.model.dstu.resource.RelatedPerson;
+import ca.uhn.fhir.model.dstu.valueset.ResourceProfileStatusEnum;
+import ca.uhn.fhir.model.dstu.composite.ResourceReferenceDt;
+import ca.uhn.fhir.model.dstu.valueset.ResourceTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.RestfulConformanceModeEnum;
+import ca.uhn.fhir.model.dstu.valueset.RestfulOperationSystemEnum;
+import ca.uhn.fhir.model.dstu.valueset.RestfulOperationTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.RestfulSecurityServiceEnum;
+import ca.uhn.fhir.model.dstu.composite.SampledDataDt;
+import ca.uhn.fhir.model.dstu.valueset.SearchParamTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.SlicingRulesEnum;
+import ca.uhn.fhir.model.dstu.resource.Specimen;
+import ca.uhn.fhir.model.dstu.valueset.SpecimenCollectionMethodEnum;
+import ca.uhn.fhir.model.dstu.valueset.SpecimenTreatmentProcedureEnum;
+import ca.uhn.fhir.model.dstu.resource.Substance;
+import ca.uhn.fhir.model.dstu.valueset.SubstanceTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.ValueSet;
+import ca.uhn.fhir.model.dstu.valueset.ValueSetStatusEnum;
+import ca.uhn.fhir.model.api.IResource;
+import ca.uhn.fhir.model.dstu.composite.DurationDt;
+import ca.uhn.fhir.model.primitive.Base64BinaryDt;
 import ca.uhn.fhir.model.primitive.BooleanDt;
 import ca.uhn.fhir.model.primitive.BoundCodeDt;
 import ca.uhn.fhir.model.primitive.BoundCodeableConceptDt;
 import ca.uhn.fhir.model.primitive.CodeDt;
+import ca.uhn.fhir.model.primitive.DateDt;
+import ca.uhn.fhir.model.primitive.DateTimeDt;
+import ca.uhn.fhir.model.primitive.DecimalDt;
+import ca.uhn.fhir.model.primitive.IdDt;
+import ca.uhn.fhir.model.primitive.InstantDt;
+import ca.uhn.fhir.model.primitive.IntegerDt;
+import ca.uhn.fhir.model.primitive.OidDt;
+import ca.uhn.fhir.model.primitive.StringDt;
+import ca.uhn.fhir.model.primitive.UriDt;
 
 
 /**
@@ -270,10 +353,15 @@ public class Encounter extends BaseResource implements IResource {
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myIdentifier,  myStatus,  myClassElement,  myType,  mySubject,  myParticipant,  myPeriod,  myLength,  myReason,  myIndication,  myPriority,  myHospitalization,  myLocation,  myServiceProvider,  myPartOf);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myIdentifier,  myStatus,  myClassElement,  myType,  mySubject,  myParticipant,  myPeriod,  myLength,  myReason,  myIndication,  myPriority,  myHospitalization,  myLocation,  myServiceProvider,  myPartOf);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myIdentifier, myStatus, myClassElement, myType, mySubject, myParticipant, myPeriod, myLength, myReason, myIndication, myPriority, myHospitalization, myLocation, myServiceProvider, myPartOf);
+	}
 
 	/**
 	 * Gets the value(s) for <b>identifier</b> (Identifier(s) by which this encounter is known).
@@ -874,10 +962,15 @@ public class Encounter extends BaseResource implements IResource {
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myType,  myIndividual);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myType,  myIndividual);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myType, myIndividual);
+	}
 
 	/**
 	 * Gets the value(s) for <b>type</b> (Role of participant in encounter).
@@ -1074,10 +1167,15 @@ public class Encounter extends BaseResource implements IResource {
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myPreAdmissionIdentifier,  myOrigin,  myAdmitSource,  myPeriod,  myAccomodation,  myDiet,  mySpecialCourtesy,  mySpecialArrangement,  myDestination,  myDischargeDisposition,  myDischargeDiagnosis,  myReAdmission);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myPreAdmissionIdentifier,  myOrigin,  myAdmitSource,  myPeriod,  myAccomodation,  myDiet,  mySpecialCourtesy,  mySpecialArrangement,  myDestination,  myDischargeDisposition,  myDischargeDiagnosis,  myReAdmission);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myPreAdmissionIdentifier, myOrigin, myAdmitSource, myPeriod, myAccomodation, myDiet, mySpecialCourtesy, mySpecialArrangement, myDestination, myDischargeDisposition, myDischargeDiagnosis, myReAdmission);
+	}
 
 	/**
 	 * Gets the value(s) for <b>preAdmissionIdentifier</b> (Pre-admission identifier).
@@ -1550,10 +1648,15 @@ public class Encounter extends BaseResource implements IResource {
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myBed,  myPeriod);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myBed,  myPeriod);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myBed, myPeriod);
+	}
 
 	/**
 	 * Gets the value(s) for <b>bed</b> (The bed that is assigned to the patient).
@@ -1655,10 +1758,15 @@ public class Encounter extends BaseResource implements IResource {
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myLocation,  myPeriod);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myLocation,  myPeriod);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myLocation, myPeriod);
+	}
 
 	/**
 	 * Gets the value(s) for <b>location</b> (Location the encounter takes place).

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/resource/Group.java

@@ -17,27 +17,113 @@
 package ca.uhn.fhir.model.dstu.resource;
 
 
-import ca.uhn.fhir.model.api.BaseElement;
-import ca.uhn.fhir.model.api.BaseResource;
-import ca.uhn.fhir.model.api.IDatatype;
-import ca.uhn.fhir.model.api.IElement;
-import ca.uhn.fhir.model.api.IResource;
-import ca.uhn.fhir.model.api.IResourceBlock;
-import ca.uhn.fhir.model.api.annotation.Block;
-import ca.uhn.fhir.model.api.annotation.Child;
-import ca.uhn.fhir.model.api.annotation.Description;
-import ca.uhn.fhir.model.api.annotation.ResourceDef;
+import java.util.*;
+import ca.uhn.fhir.model.api.*;
+import ca.uhn.fhir.model.api.annotation.*;
+
+import ca.uhn.fhir.model.dstu.composite.AddressDt;
+import ca.uhn.fhir.model.dstu.valueset.AdministrativeGenderCodesEnum;
+import ca.uhn.fhir.model.dstu.valueset.AdmitSourceEnum;
+import ca.uhn.fhir.model.dstu.valueset.AggregationModeEnum;
+import ca.uhn.fhir.model.dstu.valueset.AnimalSpeciesEnum;
+import ca.uhn.fhir.model.dstu.composite.AttachmentDt;
+import ca.uhn.fhir.model.dstu.valueset.BindingConformanceEnum;
 import ca.uhn.fhir.model.dstu.composite.CodeableConceptDt;
+import ca.uhn.fhir.model.dstu.composite.CodingDt;
+import ca.uhn.fhir.model.dstu.valueset.ConformanceEventModeEnum;
+import ca.uhn.fhir.model.dstu.valueset.ConformanceStatementStatusEnum;
+import ca.uhn.fhir.model.dstu.valueset.ConstraintSeverityEnum;
+import ca.uhn.fhir.model.dstu.composite.ContactDt;
+import ca.uhn.fhir.model.dstu.valueset.DataTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.Device;
+import ca.uhn.fhir.model.dstu.resource.DiagnosticOrder;
+import ca.uhn.fhir.model.dstu.valueset.DiagnosticOrderPriorityEnum;
+import ca.uhn.fhir.model.dstu.valueset.DiagnosticOrderStatusEnum;
+import ca.uhn.fhir.model.dstu.valueset.DiagnosticReportStatusEnum;
+import ca.uhn.fhir.model.dstu.valueset.DocumentModeEnum;
+import ca.uhn.fhir.model.dstu.resource.Encounter;
+import ca.uhn.fhir.model.dstu.valueset.EncounterClassEnum;
+import ca.uhn.fhir.model.dstu.valueset.EncounterReasonCodesEnum;
+import ca.uhn.fhir.model.dstu.valueset.EncounterStateEnum;
+import ca.uhn.fhir.model.dstu.valueset.EncounterTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.ExtensionContextEnum;
+import ca.uhn.fhir.model.dstu.valueset.FHIRDefinedTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.FilterOperatorEnum;
+import ca.uhn.fhir.model.dstu.resource.Group;
+import ca.uhn.fhir.model.dstu.valueset.GroupTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.HierarchicalRelationshipTypeEnum;
+import ca.uhn.fhir.model.dstu.composite.HumanNameDt;
 import ca.uhn.fhir.model.dstu.composite.IdentifierDt;
+import ca.uhn.fhir.model.dstu.valueset.ImagingModalityEnum;
+import ca.uhn.fhir.model.dstu.resource.ImagingStudy;
+import ca.uhn.fhir.model.dstu.valueset.InstanceAvailabilityEnum;
+import ca.uhn.fhir.model.dstu.valueset.LinkTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.Location;
+import ca.uhn.fhir.model.dstu.valueset.LocationModeEnum;
+import ca.uhn.fhir.model.dstu.valueset.LocationStatusEnum;
+import ca.uhn.fhir.model.dstu.valueset.LocationTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.MaritalStatusCodesEnum;
+import ca.uhn.fhir.model.dstu.resource.Media;
+import ca.uhn.fhir.model.dstu.valueset.MediaTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.Medication;
+import ca.uhn.fhir.model.dstu.valueset.MedicationKindEnum;
+import ca.uhn.fhir.model.dstu.valueset.MessageEventEnum;
+import ca.uhn.fhir.model.dstu.valueset.MessageSignificanceCategoryEnum;
+import ca.uhn.fhir.model.dstu.valueset.MessageTransportEnum;
+import ca.uhn.fhir.model.dstu.valueset.ModalityEnum;
+import ca.uhn.fhir.model.dstu.resource.Observation;
+import ca.uhn.fhir.model.dstu.valueset.ObservationInterpretationCodesEnum;
+import ca.uhn.fhir.model.dstu.valueset.ObservationRelationshipTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.ObservationReliabilityEnum;
+import ca.uhn.fhir.model.dstu.valueset.ObservationStatusEnum;
+import ca.uhn.fhir.model.dstu.resource.Organization;
+import ca.uhn.fhir.model.dstu.valueset.OrganizationTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.ParticipantTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.Patient;
+import ca.uhn.fhir.model.dstu.valueset.PatientRelationshipTypeEnum;
+import ca.uhn.fhir.model.dstu.composite.PeriodDt;
+import ca.uhn.fhir.model.dstu.resource.Practitioner;
+import ca.uhn.fhir.model.dstu.valueset.PractitionerRoleEnum;
+import ca.uhn.fhir.model.dstu.valueset.PractitionerSpecialtyEnum;
+import ca.uhn.fhir.model.dstu.resource.Profile;
+import ca.uhn.fhir.model.dstu.valueset.PropertyRepresentationEnum;
 import ca.uhn.fhir.model.dstu.composite.QuantityDt;
 import ca.uhn.fhir.model.dstu.composite.RangeDt;
+import ca.uhn.fhir.model.dstu.composite.RatioDt;
+import ca.uhn.fhir.model.dstu.resource.RelatedPerson;
+import ca.uhn.fhir.model.dstu.valueset.ResourceProfileStatusEnum;
 import ca.uhn.fhir.model.dstu.composite.ResourceReferenceDt;
-import ca.uhn.fhir.model.dstu.valueset.GroupTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.ResourceTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.RestfulConformanceModeEnum;
+import ca.uhn.fhir.model.dstu.valueset.RestfulOperationSystemEnum;
+import ca.uhn.fhir.model.dstu.valueset.RestfulOperationTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.RestfulSecurityServiceEnum;
+import ca.uhn.fhir.model.dstu.composite.SampledDataDt;
+import ca.uhn.fhir.model.dstu.valueset.SearchParamTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.SlicingRulesEnum;
+import ca.uhn.fhir.model.dstu.resource.Specimen;
+import ca.uhn.fhir.model.dstu.valueset.SpecimenCollectionMethodEnum;
+import ca.uhn.fhir.model.dstu.valueset.SpecimenTreatmentProcedureEnum;
+import ca.uhn.fhir.model.dstu.resource.Substance;
+import ca.uhn.fhir.model.dstu.valueset.SubstanceTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.ValueSet;
+import ca.uhn.fhir.model.dstu.valueset.ValueSetStatusEnum;
+import ca.uhn.fhir.model.api.IResource;
+import ca.uhn.fhir.model.dstu.composite.DurationDt;
+import ca.uhn.fhir.model.primitive.Base64BinaryDt;
 import ca.uhn.fhir.model.primitive.BooleanDt;
 import ca.uhn.fhir.model.primitive.BoundCodeDt;
+import ca.uhn.fhir.model.primitive.BoundCodeableConceptDt;
 import ca.uhn.fhir.model.primitive.CodeDt;
+import ca.uhn.fhir.model.primitive.DateDt;
+import ca.uhn.fhir.model.primitive.DateTimeDt;
+import ca.uhn.fhir.model.primitive.DecimalDt;
+import ca.uhn.fhir.model.primitive.IdDt;
+import ca.uhn.fhir.model.primitive.InstantDt;
 import ca.uhn.fhir.model.primitive.IntegerDt;
+import ca.uhn.fhir.model.primitive.OidDt;
 import ca.uhn.fhir.model.primitive.StringDt;
+import ca.uhn.fhir.model.primitive.UriDt;
 
 
 /**
@@ -216,10 +302,15 @@ public class Group extends BaseResource implements IResource {
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myIdentifier,  myType,  myActual,  myCode,  myName,  myQuantity,  myCharacteristic,  myMember);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myIdentifier,  myType,  myActual,  myCode,  myName,  myQuantity,  myCharacteristic,  myMember);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myIdentifier, myType, myActual, myCode, myName, myQuantity, myCharacteristic, myMember);
+	}
 
 	/**
 	 * Gets the value(s) for <b>identifier</b> (Unique id).
@@ -570,10 +661,15 @@ public class Group extends BaseResource implements IResource {
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myCode,  myValue,  myExclude);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myCode,  myValue,  myExclude);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myCode, myValue, myExclude);
+	}
 
 	/**
 	 * Gets the value(s) for <b>code</b> (Kind of characteristic).

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/resource/ImagingStudy.java

@@ -17,27 +17,109 @@
 package ca.uhn.fhir.model.dstu.resource;
 
 
-import java.util.Date;
+import java.util.*;
+import ca.uhn.fhir.model.api.*;
+import ca.uhn.fhir.model.api.annotation.*;
 
-import ca.uhn.fhir.model.api.BaseElement;
-import ca.uhn.fhir.model.api.BaseResource;
-import ca.uhn.fhir.model.api.IElement;
-import ca.uhn.fhir.model.api.IResource;
-import ca.uhn.fhir.model.api.IResourceBlock;
-import ca.uhn.fhir.model.api.TemporalPrecisionEnum;
-import ca.uhn.fhir.model.api.annotation.Block;
-import ca.uhn.fhir.model.api.annotation.Child;
-import ca.uhn.fhir.model.api.annotation.Description;
-import ca.uhn.fhir.model.api.annotation.ResourceDef;
+import ca.uhn.fhir.model.dstu.composite.AddressDt;
+import ca.uhn.fhir.model.dstu.valueset.AdministrativeGenderCodesEnum;
+import ca.uhn.fhir.model.dstu.valueset.AdmitSourceEnum;
+import ca.uhn.fhir.model.dstu.valueset.AggregationModeEnum;
+import ca.uhn.fhir.model.dstu.valueset.AnimalSpeciesEnum;
+import ca.uhn.fhir.model.dstu.composite.AttachmentDt;
+import ca.uhn.fhir.model.dstu.valueset.BindingConformanceEnum;
+import ca.uhn.fhir.model.dstu.composite.CodeableConceptDt;
 import ca.uhn.fhir.model.dstu.composite.CodingDt;
+import ca.uhn.fhir.model.dstu.valueset.ConformanceEventModeEnum;
+import ca.uhn.fhir.model.dstu.valueset.ConformanceStatementStatusEnum;
+import ca.uhn.fhir.model.dstu.valueset.ConstraintSeverityEnum;
+import ca.uhn.fhir.model.dstu.composite.ContactDt;
+import ca.uhn.fhir.model.dstu.valueset.DataTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.Device;
+import ca.uhn.fhir.model.dstu.resource.DiagnosticOrder;
+import ca.uhn.fhir.model.dstu.valueset.DiagnosticOrderPriorityEnum;
+import ca.uhn.fhir.model.dstu.valueset.DiagnosticOrderStatusEnum;
+import ca.uhn.fhir.model.dstu.valueset.DiagnosticReportStatusEnum;
+import ca.uhn.fhir.model.dstu.valueset.DocumentModeEnum;
+import ca.uhn.fhir.model.dstu.resource.Encounter;
+import ca.uhn.fhir.model.dstu.valueset.EncounterClassEnum;
+import ca.uhn.fhir.model.dstu.valueset.EncounterReasonCodesEnum;
+import ca.uhn.fhir.model.dstu.valueset.EncounterStateEnum;
+import ca.uhn.fhir.model.dstu.valueset.EncounterTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.ExtensionContextEnum;
+import ca.uhn.fhir.model.dstu.valueset.FHIRDefinedTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.FilterOperatorEnum;
+import ca.uhn.fhir.model.dstu.resource.Group;
+import ca.uhn.fhir.model.dstu.valueset.GroupTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.HierarchicalRelationshipTypeEnum;
+import ca.uhn.fhir.model.dstu.composite.HumanNameDt;
 import ca.uhn.fhir.model.dstu.composite.IdentifierDt;
-import ca.uhn.fhir.model.dstu.composite.ResourceReferenceDt;
 import ca.uhn.fhir.model.dstu.valueset.ImagingModalityEnum;
+import ca.uhn.fhir.model.dstu.resource.ImagingStudy;
 import ca.uhn.fhir.model.dstu.valueset.InstanceAvailabilityEnum;
+import ca.uhn.fhir.model.dstu.valueset.LinkTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.Location;
+import ca.uhn.fhir.model.dstu.valueset.LocationModeEnum;
+import ca.uhn.fhir.model.dstu.valueset.LocationStatusEnum;
+import ca.uhn.fhir.model.dstu.valueset.LocationTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.MaritalStatusCodesEnum;
+import ca.uhn.fhir.model.dstu.resource.Media;
+import ca.uhn.fhir.model.dstu.valueset.MediaTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.Medication;
+import ca.uhn.fhir.model.dstu.valueset.MedicationKindEnum;
+import ca.uhn.fhir.model.dstu.valueset.MessageEventEnum;
+import ca.uhn.fhir.model.dstu.valueset.MessageSignificanceCategoryEnum;
+import ca.uhn.fhir.model.dstu.valueset.MessageTransportEnum;
 import ca.uhn.fhir.model.dstu.valueset.ModalityEnum;
+import ca.uhn.fhir.model.dstu.resource.Observation;
+import ca.uhn.fhir.model.dstu.valueset.ObservationInterpretationCodesEnum;
+import ca.uhn.fhir.model.dstu.valueset.ObservationRelationshipTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.ObservationReliabilityEnum;
+import ca.uhn.fhir.model.dstu.valueset.ObservationStatusEnum;
+import ca.uhn.fhir.model.dstu.resource.Organization;
+import ca.uhn.fhir.model.dstu.valueset.OrganizationTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.ParticipantTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.Patient;
+import ca.uhn.fhir.model.dstu.valueset.PatientRelationshipTypeEnum;
+import ca.uhn.fhir.model.dstu.composite.PeriodDt;
+import ca.uhn.fhir.model.dstu.resource.Practitioner;
+import ca.uhn.fhir.model.dstu.valueset.PractitionerRoleEnum;
+import ca.uhn.fhir.model.dstu.valueset.PractitionerSpecialtyEnum;
+import ca.uhn.fhir.model.dstu.resource.Profile;
+import ca.uhn.fhir.model.dstu.valueset.PropertyRepresentationEnum;
+import ca.uhn.fhir.model.dstu.composite.QuantityDt;
+import ca.uhn.fhir.model.dstu.composite.RangeDt;
+import ca.uhn.fhir.model.dstu.composite.RatioDt;
+import ca.uhn.fhir.model.dstu.resource.RelatedPerson;
+import ca.uhn.fhir.model.dstu.valueset.ResourceProfileStatusEnum;
+import ca.uhn.fhir.model.dstu.composite.ResourceReferenceDt;
+import ca.uhn.fhir.model.dstu.valueset.ResourceTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.RestfulConformanceModeEnum;
+import ca.uhn.fhir.model.dstu.valueset.RestfulOperationSystemEnum;
+import ca.uhn.fhir.model.dstu.valueset.RestfulOperationTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.RestfulSecurityServiceEnum;
+import ca.uhn.fhir.model.dstu.composite.SampledDataDt;
+import ca.uhn.fhir.model.dstu.valueset.SearchParamTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.SlicingRulesEnum;
+import ca.uhn.fhir.model.dstu.resource.Specimen;
+import ca.uhn.fhir.model.dstu.valueset.SpecimenCollectionMethodEnum;
+import ca.uhn.fhir.model.dstu.valueset.SpecimenTreatmentProcedureEnum;
+import ca.uhn.fhir.model.dstu.resource.Substance;
+import ca.uhn.fhir.model.dstu.valueset.SubstanceTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.ValueSet;
+import ca.uhn.fhir.model.dstu.valueset.ValueSetStatusEnum;
+import ca.uhn.fhir.model.api.IResource;
+import ca.uhn.fhir.model.dstu.composite.DurationDt;
+import ca.uhn.fhir.model.primitive.Base64BinaryDt;
+import ca.uhn.fhir.model.primitive.BooleanDt;
 import ca.uhn.fhir.model.primitive.BoundCodeDt;
+import ca.uhn.fhir.model.primitive.BoundCodeableConceptDt;
 import ca.uhn.fhir.model.primitive.CodeDt;
+import ca.uhn.fhir.model.primitive.DateDt;
 import ca.uhn.fhir.model.primitive.DateTimeDt;
+import ca.uhn.fhir.model.primitive.DecimalDt;
+import ca.uhn.fhir.model.primitive.IdDt;
+import ca.uhn.fhir.model.primitive.InstantDt;
 import ca.uhn.fhir.model.primitive.IntegerDt;
 import ca.uhn.fhir.model.primitive.OidDt;
 import ca.uhn.fhir.model.primitive.StringDt;
@@ -295,10 +377,15 @@ public class ImagingStudy extends BaseResource implements IResource {
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myDateTime,  mySubject,  myUid,  myAccessionNo,  myIdentifier,  myOrder,  myModality,  myReferrer,  myAvailability,  myUrl,  myNumberOfSeries,  myNumberOfInstances,  myClinicalInformation,  myProcedure,  myInterpreter,  myDescription,  mySeries);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myDateTime,  mySubject,  myUid,  myAccessionNo,  myIdentifier,  myOrder,  myModality,  myReferrer,  myAvailability,  myUrl,  myNumberOfSeries,  myNumberOfInstances,  myClinicalInformation,  myProcedure,  myInterpreter,  myDescription,  mySeries);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myDateTime, mySubject, myUid, myAccessionNo, myIdentifier, myOrder, myModality, myReferrer, myAvailability, myUrl, myNumberOfSeries, myNumberOfInstances, myClinicalInformation, myProcedure, myInterpreter, myDescription, mySeries);
+	}
 
 	/**
 	 * Gets the value(s) for <b>dateTime</b> (When the study was performed).
@@ -1074,10 +1161,15 @@ public class ImagingStudy extends BaseResource implements IResource {
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myNumber,  myModality,  myUid,  myDescription,  myNumberOfInstances,  myAvailability,  myUrl,  myBodySite,  myDateTime,  myInstance);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myNumber,  myModality,  myUid,  myDescription,  myNumberOfInstances,  myAvailability,  myUrl,  myBodySite,  myDateTime,  myInstance);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myNumber, myModality, myUid, myDescription, myNumberOfInstances, myAvailability, myUrl, myBodySite, myDateTime, myInstance);
+	}
 
 	/**
 	 * Gets the value(s) for <b>number</b> (Number of this series in overall sequence (0020,0011)).
@@ -1569,10 +1661,15 @@ public class ImagingStudy extends BaseResource implements IResource {
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myNumber,  myUid,  mySopclass,  myType,  myTitle,  myUrl,  myAttachment);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myNumber,  myUid,  mySopclass,  myType,  myTitle,  myUrl,  myAttachment);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myNumber, myUid, mySopclass, myType, myTitle, myUrl, myAttachment);
+	}
 
 	/**
 	 * Gets the value(s) for <b>number</b> (The number of this instance in the series (0020,0013)).

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/resource/Location.java

@@ -17,28 +17,113 @@
 package ca.uhn.fhir.model.dstu.resource;
 
 
-import ca.uhn.fhir.model.api.BaseElement;
-import ca.uhn.fhir.model.api.BaseResource;
-import ca.uhn.fhir.model.api.IElement;
-import ca.uhn.fhir.model.api.IResource;
-import ca.uhn.fhir.model.api.IResourceBlock;
-import ca.uhn.fhir.model.api.annotation.Block;
-import ca.uhn.fhir.model.api.annotation.Child;
-import ca.uhn.fhir.model.api.annotation.Description;
-import ca.uhn.fhir.model.api.annotation.ResourceDef;
+import java.util.*;
+import ca.uhn.fhir.model.api.*;
+import ca.uhn.fhir.model.api.annotation.*;
+
 import ca.uhn.fhir.model.dstu.composite.AddressDt;
+import ca.uhn.fhir.model.dstu.valueset.AdministrativeGenderCodesEnum;
+import ca.uhn.fhir.model.dstu.valueset.AdmitSourceEnum;
+import ca.uhn.fhir.model.dstu.valueset.AggregationModeEnum;
+import ca.uhn.fhir.model.dstu.valueset.AnimalSpeciesEnum;
+import ca.uhn.fhir.model.dstu.composite.AttachmentDt;
+import ca.uhn.fhir.model.dstu.valueset.BindingConformanceEnum;
 import ca.uhn.fhir.model.dstu.composite.CodeableConceptDt;
+import ca.uhn.fhir.model.dstu.composite.CodingDt;
+import ca.uhn.fhir.model.dstu.valueset.ConformanceEventModeEnum;
+import ca.uhn.fhir.model.dstu.valueset.ConformanceStatementStatusEnum;
+import ca.uhn.fhir.model.dstu.valueset.ConstraintSeverityEnum;
 import ca.uhn.fhir.model.dstu.composite.ContactDt;
+import ca.uhn.fhir.model.dstu.valueset.DataTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.Device;
+import ca.uhn.fhir.model.dstu.resource.DiagnosticOrder;
+import ca.uhn.fhir.model.dstu.valueset.DiagnosticOrderPriorityEnum;
+import ca.uhn.fhir.model.dstu.valueset.DiagnosticOrderStatusEnum;
+import ca.uhn.fhir.model.dstu.valueset.DiagnosticReportStatusEnum;
+import ca.uhn.fhir.model.dstu.valueset.DocumentModeEnum;
+import ca.uhn.fhir.model.dstu.resource.Encounter;
+import ca.uhn.fhir.model.dstu.valueset.EncounterClassEnum;
+import ca.uhn.fhir.model.dstu.valueset.EncounterReasonCodesEnum;
+import ca.uhn.fhir.model.dstu.valueset.EncounterStateEnum;
+import ca.uhn.fhir.model.dstu.valueset.EncounterTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.ExtensionContextEnum;
+import ca.uhn.fhir.model.dstu.valueset.FHIRDefinedTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.FilterOperatorEnum;
+import ca.uhn.fhir.model.dstu.resource.Group;
+import ca.uhn.fhir.model.dstu.valueset.GroupTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.HierarchicalRelationshipTypeEnum;
+import ca.uhn.fhir.model.dstu.composite.HumanNameDt;
 import ca.uhn.fhir.model.dstu.composite.IdentifierDt;
-import ca.uhn.fhir.model.dstu.composite.ResourceReferenceDt;
+import ca.uhn.fhir.model.dstu.valueset.ImagingModalityEnum;
+import ca.uhn.fhir.model.dstu.resource.ImagingStudy;
+import ca.uhn.fhir.model.dstu.valueset.InstanceAvailabilityEnum;
+import ca.uhn.fhir.model.dstu.valueset.LinkTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.Location;
 import ca.uhn.fhir.model.dstu.valueset.LocationModeEnum;
 import ca.uhn.fhir.model.dstu.valueset.LocationStatusEnum;
 import ca.uhn.fhir.model.dstu.valueset.LocationTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.MaritalStatusCodesEnum;
+import ca.uhn.fhir.model.dstu.resource.Media;
+import ca.uhn.fhir.model.dstu.valueset.MediaTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.Medication;
+import ca.uhn.fhir.model.dstu.valueset.MedicationKindEnum;
+import ca.uhn.fhir.model.dstu.valueset.MessageEventEnum;
+import ca.uhn.fhir.model.dstu.valueset.MessageSignificanceCategoryEnum;
+import ca.uhn.fhir.model.dstu.valueset.MessageTransportEnum;
+import ca.uhn.fhir.model.dstu.valueset.ModalityEnum;
+import ca.uhn.fhir.model.dstu.resource.Observation;
+import ca.uhn.fhir.model.dstu.valueset.ObservationInterpretationCodesEnum;
+import ca.uhn.fhir.model.dstu.valueset.ObservationRelationshipTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.ObservationReliabilityEnum;
+import ca.uhn.fhir.model.dstu.valueset.ObservationStatusEnum;
+import ca.uhn.fhir.model.dstu.resource.Organization;
+import ca.uhn.fhir.model.dstu.valueset.OrganizationTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.ParticipantTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.Patient;
+import ca.uhn.fhir.model.dstu.valueset.PatientRelationshipTypeEnum;
+import ca.uhn.fhir.model.dstu.composite.PeriodDt;
+import ca.uhn.fhir.model.dstu.resource.Practitioner;
+import ca.uhn.fhir.model.dstu.valueset.PractitionerRoleEnum;
+import ca.uhn.fhir.model.dstu.valueset.PractitionerSpecialtyEnum;
+import ca.uhn.fhir.model.dstu.resource.Profile;
+import ca.uhn.fhir.model.dstu.valueset.PropertyRepresentationEnum;
+import ca.uhn.fhir.model.dstu.composite.QuantityDt;
+import ca.uhn.fhir.model.dstu.composite.RangeDt;
+import ca.uhn.fhir.model.dstu.composite.RatioDt;
+import ca.uhn.fhir.model.dstu.resource.RelatedPerson;
+import ca.uhn.fhir.model.dstu.valueset.ResourceProfileStatusEnum;
+import ca.uhn.fhir.model.dstu.composite.ResourceReferenceDt;
+import ca.uhn.fhir.model.dstu.valueset.ResourceTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.RestfulConformanceModeEnum;
+import ca.uhn.fhir.model.dstu.valueset.RestfulOperationSystemEnum;
+import ca.uhn.fhir.model.dstu.valueset.RestfulOperationTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.RestfulSecurityServiceEnum;
+import ca.uhn.fhir.model.dstu.composite.SampledDataDt;
+import ca.uhn.fhir.model.dstu.valueset.SearchParamTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.SlicingRulesEnum;
+import ca.uhn.fhir.model.dstu.resource.Specimen;
+import ca.uhn.fhir.model.dstu.valueset.SpecimenCollectionMethodEnum;
+import ca.uhn.fhir.model.dstu.valueset.SpecimenTreatmentProcedureEnum;
+import ca.uhn.fhir.model.dstu.resource.Substance;
+import ca.uhn.fhir.model.dstu.valueset.SubstanceTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.ValueSet;
+import ca.uhn.fhir.model.dstu.valueset.ValueSetStatusEnum;
+import ca.uhn.fhir.model.api.IResource;
+import ca.uhn.fhir.model.dstu.composite.DurationDt;
+import ca.uhn.fhir.model.primitive.Base64BinaryDt;
+import ca.uhn.fhir.model.primitive.BooleanDt;
 import ca.uhn.fhir.model.primitive.BoundCodeDt;
 import ca.uhn.fhir.model.primitive.BoundCodeableConceptDt;
 import ca.uhn.fhir.model.primitive.CodeDt;
+import ca.uhn.fhir.model.primitive.DateDt;
+import ca.uhn.fhir.model.primitive.DateTimeDt;
 import ca.uhn.fhir.model.primitive.DecimalDt;
+import ca.uhn.fhir.model.primitive.IdDt;
+import ca.uhn.fhir.model.primitive.InstantDt;
+import ca.uhn.fhir.model.primitive.IntegerDt;
+import ca.uhn.fhir.model.primitive.OidDt;
 import ca.uhn.fhir.model.primitive.StringDt;
+import ca.uhn.fhir.model.primitive.UriDt;
 
 
 /**
@@ -233,10 +318,15 @@ public class Location extends BaseResource implements IResource {
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myIdentifier,  myName,  myDescription,  myType,  myTelecom,  myAddress,  myPhysicalType,  myPosition,  myManagingOrganization,  myStatus,  myPartOf,  myMode);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myIdentifier,  myName,  myDescription,  myType,  myTelecom,  myAddress,  myPhysicalType,  myPosition,  myManagingOrganization,  myStatus,  myPartOf,  myMode);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myIdentifier, myName, myDescription, myType, myTelecom, myAddress, myPhysicalType, myPosition, myManagingOrganization, myStatus, myPartOf, myMode);
+	}
 
 	/**
 	 * Gets the value(s) for <b>identifier</b> (Unique code or number identifying the location to its users).
@@ -721,10 +811,15 @@ public class Location extends BaseResource implements IResource {
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myLongitude,  myLatitude,  myAltitude);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myLongitude,  myLatitude,  myAltitude);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myLongitude, myLatitude, myAltitude);
+	}
 
 	/**
 	 * Gets the value(s) for <b>longitude</b> (Longitude as expressed in KML).

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/resource/Media.java

@@ -17,25 +17,113 @@
 package ca.uhn.fhir.model.dstu.resource;
 
 
-import java.util.Date;
+import java.util.*;
+import ca.uhn.fhir.model.api.*;
+import ca.uhn.fhir.model.api.annotation.*;
 
-import ca.uhn.fhir.model.api.BaseResource;
-import ca.uhn.fhir.model.api.IElement;
-import ca.uhn.fhir.model.api.IResource;
-import ca.uhn.fhir.model.api.TemporalPrecisionEnum;
-import ca.uhn.fhir.model.api.annotation.Child;
-import ca.uhn.fhir.model.api.annotation.Description;
-import ca.uhn.fhir.model.api.annotation.ResourceDef;
+import ca.uhn.fhir.model.dstu.composite.AddressDt;
+import ca.uhn.fhir.model.dstu.valueset.AdministrativeGenderCodesEnum;
+import ca.uhn.fhir.model.dstu.valueset.AdmitSourceEnum;
+import ca.uhn.fhir.model.dstu.valueset.AggregationModeEnum;
+import ca.uhn.fhir.model.dstu.valueset.AnimalSpeciesEnum;
 import ca.uhn.fhir.model.dstu.composite.AttachmentDt;
+import ca.uhn.fhir.model.dstu.valueset.BindingConformanceEnum;
 import ca.uhn.fhir.model.dstu.composite.CodeableConceptDt;
+import ca.uhn.fhir.model.dstu.composite.CodingDt;
+import ca.uhn.fhir.model.dstu.valueset.ConformanceEventModeEnum;
+import ca.uhn.fhir.model.dstu.valueset.ConformanceStatementStatusEnum;
+import ca.uhn.fhir.model.dstu.valueset.ConstraintSeverityEnum;
+import ca.uhn.fhir.model.dstu.composite.ContactDt;
+import ca.uhn.fhir.model.dstu.valueset.DataTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.Device;
+import ca.uhn.fhir.model.dstu.resource.DiagnosticOrder;
+import ca.uhn.fhir.model.dstu.valueset.DiagnosticOrderPriorityEnum;
+import ca.uhn.fhir.model.dstu.valueset.DiagnosticOrderStatusEnum;
+import ca.uhn.fhir.model.dstu.valueset.DiagnosticReportStatusEnum;
+import ca.uhn.fhir.model.dstu.valueset.DocumentModeEnum;
+import ca.uhn.fhir.model.dstu.resource.Encounter;
+import ca.uhn.fhir.model.dstu.valueset.EncounterClassEnum;
+import ca.uhn.fhir.model.dstu.valueset.EncounterReasonCodesEnum;
+import ca.uhn.fhir.model.dstu.valueset.EncounterStateEnum;
+import ca.uhn.fhir.model.dstu.valueset.EncounterTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.ExtensionContextEnum;
+import ca.uhn.fhir.model.dstu.valueset.FHIRDefinedTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.FilterOperatorEnum;
+import ca.uhn.fhir.model.dstu.resource.Group;
+import ca.uhn.fhir.model.dstu.valueset.GroupTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.HierarchicalRelationshipTypeEnum;
+import ca.uhn.fhir.model.dstu.composite.HumanNameDt;
 import ca.uhn.fhir.model.dstu.composite.IdentifierDt;
-import ca.uhn.fhir.model.dstu.composite.ResourceReferenceDt;
+import ca.uhn.fhir.model.dstu.valueset.ImagingModalityEnum;
+import ca.uhn.fhir.model.dstu.resource.ImagingStudy;
+import ca.uhn.fhir.model.dstu.valueset.InstanceAvailabilityEnum;
+import ca.uhn.fhir.model.dstu.valueset.LinkTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.Location;
+import ca.uhn.fhir.model.dstu.valueset.LocationModeEnum;
+import ca.uhn.fhir.model.dstu.valueset.LocationStatusEnum;
+import ca.uhn.fhir.model.dstu.valueset.LocationTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.MaritalStatusCodesEnum;
+import ca.uhn.fhir.model.dstu.resource.Media;
 import ca.uhn.fhir.model.dstu.valueset.MediaTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.Medication;
+import ca.uhn.fhir.model.dstu.valueset.MedicationKindEnum;
+import ca.uhn.fhir.model.dstu.valueset.MessageEventEnum;
+import ca.uhn.fhir.model.dstu.valueset.MessageSignificanceCategoryEnum;
+import ca.uhn.fhir.model.dstu.valueset.MessageTransportEnum;
+import ca.uhn.fhir.model.dstu.valueset.ModalityEnum;
+import ca.uhn.fhir.model.dstu.resource.Observation;
+import ca.uhn.fhir.model.dstu.valueset.ObservationInterpretationCodesEnum;
+import ca.uhn.fhir.model.dstu.valueset.ObservationRelationshipTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.ObservationReliabilityEnum;
+import ca.uhn.fhir.model.dstu.valueset.ObservationStatusEnum;
+import ca.uhn.fhir.model.dstu.resource.Organization;
+import ca.uhn.fhir.model.dstu.valueset.OrganizationTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.ParticipantTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.Patient;
+import ca.uhn.fhir.model.dstu.valueset.PatientRelationshipTypeEnum;
+import ca.uhn.fhir.model.dstu.composite.PeriodDt;
+import ca.uhn.fhir.model.dstu.resource.Practitioner;
+import ca.uhn.fhir.model.dstu.valueset.PractitionerRoleEnum;
+import ca.uhn.fhir.model.dstu.valueset.PractitionerSpecialtyEnum;
+import ca.uhn.fhir.model.dstu.resource.Profile;
+import ca.uhn.fhir.model.dstu.valueset.PropertyRepresentationEnum;
+import ca.uhn.fhir.model.dstu.composite.QuantityDt;
+import ca.uhn.fhir.model.dstu.composite.RangeDt;
+import ca.uhn.fhir.model.dstu.composite.RatioDt;
+import ca.uhn.fhir.model.dstu.resource.RelatedPerson;
+import ca.uhn.fhir.model.dstu.valueset.ResourceProfileStatusEnum;
+import ca.uhn.fhir.model.dstu.composite.ResourceReferenceDt;
+import ca.uhn.fhir.model.dstu.valueset.ResourceTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.RestfulConformanceModeEnum;
+import ca.uhn.fhir.model.dstu.valueset.RestfulOperationSystemEnum;
+import ca.uhn.fhir.model.dstu.valueset.RestfulOperationTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.RestfulSecurityServiceEnum;
+import ca.uhn.fhir.model.dstu.composite.SampledDataDt;
+import ca.uhn.fhir.model.dstu.valueset.SearchParamTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.SlicingRulesEnum;
+import ca.uhn.fhir.model.dstu.resource.Specimen;
+import ca.uhn.fhir.model.dstu.valueset.SpecimenCollectionMethodEnum;
+import ca.uhn.fhir.model.dstu.valueset.SpecimenTreatmentProcedureEnum;
+import ca.uhn.fhir.model.dstu.resource.Substance;
+import ca.uhn.fhir.model.dstu.valueset.SubstanceTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.ValueSet;
+import ca.uhn.fhir.model.dstu.valueset.ValueSetStatusEnum;
+import ca.uhn.fhir.model.api.IResource;
+import ca.uhn.fhir.model.dstu.composite.DurationDt;
+import ca.uhn.fhir.model.primitive.Base64BinaryDt;
+import ca.uhn.fhir.model.primitive.BooleanDt;
 import ca.uhn.fhir.model.primitive.BoundCodeDt;
+import ca.uhn.fhir.model.primitive.BoundCodeableConceptDt;
 import ca.uhn.fhir.model.primitive.CodeDt;
+import ca.uhn.fhir.model.primitive.DateDt;
 import ca.uhn.fhir.model.primitive.DateTimeDt;
+import ca.uhn.fhir.model.primitive.DecimalDt;
+import ca.uhn.fhir.model.primitive.IdDt;
+import ca.uhn.fhir.model.primitive.InstantDt;
 import ca.uhn.fhir.model.primitive.IntegerDt;
+import ca.uhn.fhir.model.primitive.OidDt;
 import ca.uhn.fhir.model.primitive.StringDt;
+import ca.uhn.fhir.model.primitive.UriDt;
 
 
 /**
@@ -231,10 +319,15 @@ public class Media extends BaseResource implements IResource {
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myType,  mySubtype,  myIdentifier,  myDateTime,  mySubject,  myOperator,  myView,  myDeviceName,  myHeight,  myWidth,  myFrames,  myLength,  myContent);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myType,  mySubtype,  myIdentifier,  myDateTime,  mySubject,  myOperator,  myView,  myDeviceName,  myHeight,  myWidth,  myFrames,  myLength,  myContent);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myType, mySubtype, myIdentifier, myDateTime, mySubject, myOperator, myView, myDeviceName, myHeight, myWidth, myFrames, myLength, myContent);
+	}
 
 	/**
 	 * Gets the value(s) for <b>type</b> (photo | video | audio).

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/resource/Medication.java

@@ -17,23 +17,113 @@
 package ca.uhn.fhir.model.dstu.resource;
 
 
-import ca.uhn.fhir.model.api.BaseElement;
-import ca.uhn.fhir.model.api.BaseResource;
-import ca.uhn.fhir.model.api.IElement;
-import ca.uhn.fhir.model.api.IResource;
-import ca.uhn.fhir.model.api.IResourceBlock;
-import ca.uhn.fhir.model.api.annotation.Block;
-import ca.uhn.fhir.model.api.annotation.Child;
-import ca.uhn.fhir.model.api.annotation.Description;
-import ca.uhn.fhir.model.api.annotation.ResourceDef;
+import java.util.*;
+import ca.uhn.fhir.model.api.*;
+import ca.uhn.fhir.model.api.annotation.*;
+
+import ca.uhn.fhir.model.dstu.composite.AddressDt;
+import ca.uhn.fhir.model.dstu.valueset.AdministrativeGenderCodesEnum;
+import ca.uhn.fhir.model.dstu.valueset.AdmitSourceEnum;
+import ca.uhn.fhir.model.dstu.valueset.AggregationModeEnum;
+import ca.uhn.fhir.model.dstu.valueset.AnimalSpeciesEnum;
+import ca.uhn.fhir.model.dstu.composite.AttachmentDt;
+import ca.uhn.fhir.model.dstu.valueset.BindingConformanceEnum;
 import ca.uhn.fhir.model.dstu.composite.CodeableConceptDt;
-import ca.uhn.fhir.model.dstu.composite.RatioDt;
-import ca.uhn.fhir.model.dstu.composite.ResourceReferenceDt;
+import ca.uhn.fhir.model.dstu.composite.CodingDt;
+import ca.uhn.fhir.model.dstu.valueset.ConformanceEventModeEnum;
+import ca.uhn.fhir.model.dstu.valueset.ConformanceStatementStatusEnum;
+import ca.uhn.fhir.model.dstu.valueset.ConstraintSeverityEnum;
+import ca.uhn.fhir.model.dstu.composite.ContactDt;
+import ca.uhn.fhir.model.dstu.valueset.DataTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.Device;
+import ca.uhn.fhir.model.dstu.resource.DiagnosticOrder;
+import ca.uhn.fhir.model.dstu.valueset.DiagnosticOrderPriorityEnum;
+import ca.uhn.fhir.model.dstu.valueset.DiagnosticOrderStatusEnum;
+import ca.uhn.fhir.model.dstu.valueset.DiagnosticReportStatusEnum;
+import ca.uhn.fhir.model.dstu.valueset.DocumentModeEnum;
+import ca.uhn.fhir.model.dstu.resource.Encounter;
+import ca.uhn.fhir.model.dstu.valueset.EncounterClassEnum;
+import ca.uhn.fhir.model.dstu.valueset.EncounterReasonCodesEnum;
+import ca.uhn.fhir.model.dstu.valueset.EncounterStateEnum;
+import ca.uhn.fhir.model.dstu.valueset.EncounterTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.ExtensionContextEnum;
+import ca.uhn.fhir.model.dstu.valueset.FHIRDefinedTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.FilterOperatorEnum;
+import ca.uhn.fhir.model.dstu.resource.Group;
+import ca.uhn.fhir.model.dstu.valueset.GroupTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.HierarchicalRelationshipTypeEnum;
+import ca.uhn.fhir.model.dstu.composite.HumanNameDt;
+import ca.uhn.fhir.model.dstu.composite.IdentifierDt;
+import ca.uhn.fhir.model.dstu.valueset.ImagingModalityEnum;
+import ca.uhn.fhir.model.dstu.resource.ImagingStudy;
+import ca.uhn.fhir.model.dstu.valueset.InstanceAvailabilityEnum;
+import ca.uhn.fhir.model.dstu.valueset.LinkTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.Location;
+import ca.uhn.fhir.model.dstu.valueset.LocationModeEnum;
+import ca.uhn.fhir.model.dstu.valueset.LocationStatusEnum;
+import ca.uhn.fhir.model.dstu.valueset.LocationTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.MaritalStatusCodesEnum;
+import ca.uhn.fhir.model.dstu.resource.Media;
+import ca.uhn.fhir.model.dstu.valueset.MediaTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.Medication;
 import ca.uhn.fhir.model.dstu.valueset.MedicationKindEnum;
+import ca.uhn.fhir.model.dstu.valueset.MessageEventEnum;
+import ca.uhn.fhir.model.dstu.valueset.MessageSignificanceCategoryEnum;
+import ca.uhn.fhir.model.dstu.valueset.MessageTransportEnum;
+import ca.uhn.fhir.model.dstu.valueset.ModalityEnum;
+import ca.uhn.fhir.model.dstu.resource.Observation;
+import ca.uhn.fhir.model.dstu.valueset.ObservationInterpretationCodesEnum;
+import ca.uhn.fhir.model.dstu.valueset.ObservationRelationshipTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.ObservationReliabilityEnum;
+import ca.uhn.fhir.model.dstu.valueset.ObservationStatusEnum;
+import ca.uhn.fhir.model.dstu.resource.Organization;
+import ca.uhn.fhir.model.dstu.valueset.OrganizationTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.ParticipantTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.Patient;
+import ca.uhn.fhir.model.dstu.valueset.PatientRelationshipTypeEnum;
+import ca.uhn.fhir.model.dstu.composite.PeriodDt;
+import ca.uhn.fhir.model.dstu.resource.Practitioner;
+import ca.uhn.fhir.model.dstu.valueset.PractitionerRoleEnum;
+import ca.uhn.fhir.model.dstu.valueset.PractitionerSpecialtyEnum;
+import ca.uhn.fhir.model.dstu.resource.Profile;
+import ca.uhn.fhir.model.dstu.valueset.PropertyRepresentationEnum;
+import ca.uhn.fhir.model.dstu.composite.QuantityDt;
+import ca.uhn.fhir.model.dstu.composite.RangeDt;
+import ca.uhn.fhir.model.dstu.composite.RatioDt;
+import ca.uhn.fhir.model.dstu.resource.RelatedPerson;
+import ca.uhn.fhir.model.dstu.valueset.ResourceProfileStatusEnum;
+import ca.uhn.fhir.model.dstu.composite.ResourceReferenceDt;
+import ca.uhn.fhir.model.dstu.valueset.ResourceTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.RestfulConformanceModeEnum;
+import ca.uhn.fhir.model.dstu.valueset.RestfulOperationSystemEnum;
+import ca.uhn.fhir.model.dstu.valueset.RestfulOperationTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.RestfulSecurityServiceEnum;
+import ca.uhn.fhir.model.dstu.composite.SampledDataDt;
+import ca.uhn.fhir.model.dstu.valueset.SearchParamTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.SlicingRulesEnum;
+import ca.uhn.fhir.model.dstu.resource.Specimen;
+import ca.uhn.fhir.model.dstu.valueset.SpecimenCollectionMethodEnum;
+import ca.uhn.fhir.model.dstu.valueset.SpecimenTreatmentProcedureEnum;
+import ca.uhn.fhir.model.dstu.resource.Substance;
+import ca.uhn.fhir.model.dstu.valueset.SubstanceTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.ValueSet;
+import ca.uhn.fhir.model.dstu.valueset.ValueSetStatusEnum;
+import ca.uhn.fhir.model.api.IResource;
+import ca.uhn.fhir.model.dstu.composite.DurationDt;
+import ca.uhn.fhir.model.primitive.Base64BinaryDt;
 import ca.uhn.fhir.model.primitive.BooleanDt;
 import ca.uhn.fhir.model.primitive.BoundCodeDt;
+import ca.uhn.fhir.model.primitive.BoundCodeableConceptDt;
 import ca.uhn.fhir.model.primitive.CodeDt;
+import ca.uhn.fhir.model.primitive.DateDt;
+import ca.uhn.fhir.model.primitive.DateTimeDt;
+import ca.uhn.fhir.model.primitive.DecimalDt;
+import ca.uhn.fhir.model.primitive.IdDt;
+import ca.uhn.fhir.model.primitive.InstantDt;
+import ca.uhn.fhir.model.primitive.IntegerDt;
+import ca.uhn.fhir.model.primitive.OidDt;
 import ca.uhn.fhir.model.primitive.StringDt;
+import ca.uhn.fhir.model.primitive.UriDt;
 
 
 /**
@@ -181,10 +271,15 @@ public class Medication extends BaseResource implements IResource {
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myName,  myCode,  myIsBrand,  myManufacturer,  myKind,  myProduct,  myPackage);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myName,  myCode,  myIsBrand,  myManufacturer,  myKind,  myProduct,  myPackage);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myName, myCode, myIsBrand, myManufacturer, myKind, myProduct, myPackage);
+	}
 
 	/**
 	 * Gets the value(s) for <b>name</b> (Common / Commercial name).
@@ -482,10 +577,15 @@ public class Medication extends BaseResource implements IResource {
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myForm,  myIngredient);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myForm,  myIngredient);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myForm, myIngredient);
+	}
 
 	/**
 	 * Gets the value(s) for <b>form</b> (powder | tablets | carton +).
@@ -599,10 +699,15 @@ public class Medication extends BaseResource implements IResource {
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myItem,  myAmount);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myItem,  myAmount);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myItem, myAmount);
+	}
 
 	/**
 	 * Gets the value(s) for <b>item</b> (The product contained).

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/resource/Observation.java

@@ -17,38 +17,113 @@
 package ca.uhn.fhir.model.dstu.resource;
 
 
-import java.util.Date;
+import java.util.*;
+import ca.uhn.fhir.model.api.*;
+import ca.uhn.fhir.model.api.annotation.*;
 
-import ca.uhn.fhir.model.api.BaseElement;
-import ca.uhn.fhir.model.api.BaseResource;
-import ca.uhn.fhir.model.api.IDatatype;
-import ca.uhn.fhir.model.api.IElement;
-import ca.uhn.fhir.model.api.IResource;
-import ca.uhn.fhir.model.api.IResourceBlock;
-import ca.uhn.fhir.model.api.TemporalPrecisionEnum;
-import ca.uhn.fhir.model.api.annotation.Block;
-import ca.uhn.fhir.model.api.annotation.Child;
-import ca.uhn.fhir.model.api.annotation.Description;
-import ca.uhn.fhir.model.api.annotation.ResourceDef;
+import ca.uhn.fhir.model.dstu.composite.AddressDt;
+import ca.uhn.fhir.model.dstu.valueset.AdministrativeGenderCodesEnum;
+import ca.uhn.fhir.model.dstu.valueset.AdmitSourceEnum;
+import ca.uhn.fhir.model.dstu.valueset.AggregationModeEnum;
+import ca.uhn.fhir.model.dstu.valueset.AnimalSpeciesEnum;
 import ca.uhn.fhir.model.dstu.composite.AttachmentDt;
+import ca.uhn.fhir.model.dstu.valueset.BindingConformanceEnum;
 import ca.uhn.fhir.model.dstu.composite.CodeableConceptDt;
+import ca.uhn.fhir.model.dstu.composite.CodingDt;
+import ca.uhn.fhir.model.dstu.valueset.ConformanceEventModeEnum;
+import ca.uhn.fhir.model.dstu.valueset.ConformanceStatementStatusEnum;
+import ca.uhn.fhir.model.dstu.valueset.ConstraintSeverityEnum;
+import ca.uhn.fhir.model.dstu.composite.ContactDt;
+import ca.uhn.fhir.model.dstu.valueset.DataTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.Device;
+import ca.uhn.fhir.model.dstu.resource.DiagnosticOrder;
+import ca.uhn.fhir.model.dstu.valueset.DiagnosticOrderPriorityEnum;
+import ca.uhn.fhir.model.dstu.valueset.DiagnosticOrderStatusEnum;
+import ca.uhn.fhir.model.dstu.valueset.DiagnosticReportStatusEnum;
+import ca.uhn.fhir.model.dstu.valueset.DocumentModeEnum;
+import ca.uhn.fhir.model.dstu.resource.Encounter;
+import ca.uhn.fhir.model.dstu.valueset.EncounterClassEnum;
+import ca.uhn.fhir.model.dstu.valueset.EncounterReasonCodesEnum;
+import ca.uhn.fhir.model.dstu.valueset.EncounterStateEnum;
+import ca.uhn.fhir.model.dstu.valueset.EncounterTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.ExtensionContextEnum;
+import ca.uhn.fhir.model.dstu.valueset.FHIRDefinedTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.FilterOperatorEnum;
+import ca.uhn.fhir.model.dstu.resource.Group;
+import ca.uhn.fhir.model.dstu.valueset.GroupTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.HierarchicalRelationshipTypeEnum;
+import ca.uhn.fhir.model.dstu.composite.HumanNameDt;
 import ca.uhn.fhir.model.dstu.composite.IdentifierDt;
-import ca.uhn.fhir.model.dstu.composite.PeriodDt;
-import ca.uhn.fhir.model.dstu.composite.QuantityDt;
-import ca.uhn.fhir.model.dstu.composite.RangeDt;
-import ca.uhn.fhir.model.dstu.composite.RatioDt;
-import ca.uhn.fhir.model.dstu.composite.ResourceReferenceDt;
-import ca.uhn.fhir.model.dstu.composite.SampledDataDt;
+import ca.uhn.fhir.model.dstu.valueset.ImagingModalityEnum;
+import ca.uhn.fhir.model.dstu.resource.ImagingStudy;
+import ca.uhn.fhir.model.dstu.valueset.InstanceAvailabilityEnum;
+import ca.uhn.fhir.model.dstu.valueset.LinkTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.Location;
+import ca.uhn.fhir.model.dstu.valueset.LocationModeEnum;
+import ca.uhn.fhir.model.dstu.valueset.LocationStatusEnum;
+import ca.uhn.fhir.model.dstu.valueset.LocationTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.MaritalStatusCodesEnum;
+import ca.uhn.fhir.model.dstu.resource.Media;
+import ca.uhn.fhir.model.dstu.valueset.MediaTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.Medication;
+import ca.uhn.fhir.model.dstu.valueset.MedicationKindEnum;
+import ca.uhn.fhir.model.dstu.valueset.MessageEventEnum;
+import ca.uhn.fhir.model.dstu.valueset.MessageSignificanceCategoryEnum;
+import ca.uhn.fhir.model.dstu.valueset.MessageTransportEnum;
+import ca.uhn.fhir.model.dstu.valueset.ModalityEnum;
+import ca.uhn.fhir.model.dstu.resource.Observation;
 import ca.uhn.fhir.model.dstu.valueset.ObservationInterpretationCodesEnum;
 import ca.uhn.fhir.model.dstu.valueset.ObservationRelationshipTypeEnum;
 import ca.uhn.fhir.model.dstu.valueset.ObservationReliabilityEnum;
 import ca.uhn.fhir.model.dstu.valueset.ObservationStatusEnum;
+import ca.uhn.fhir.model.dstu.resource.Organization;
+import ca.uhn.fhir.model.dstu.valueset.OrganizationTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.ParticipantTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.Patient;
+import ca.uhn.fhir.model.dstu.valueset.PatientRelationshipTypeEnum;
+import ca.uhn.fhir.model.dstu.composite.PeriodDt;
+import ca.uhn.fhir.model.dstu.resource.Practitioner;
+import ca.uhn.fhir.model.dstu.valueset.PractitionerRoleEnum;
+import ca.uhn.fhir.model.dstu.valueset.PractitionerSpecialtyEnum;
+import ca.uhn.fhir.model.dstu.resource.Profile;
+import ca.uhn.fhir.model.dstu.valueset.PropertyRepresentationEnum;
+import ca.uhn.fhir.model.dstu.composite.QuantityDt;
+import ca.uhn.fhir.model.dstu.composite.RangeDt;
+import ca.uhn.fhir.model.dstu.composite.RatioDt;
+import ca.uhn.fhir.model.dstu.resource.RelatedPerson;
+import ca.uhn.fhir.model.dstu.valueset.ResourceProfileStatusEnum;
+import ca.uhn.fhir.model.dstu.composite.ResourceReferenceDt;
+import ca.uhn.fhir.model.dstu.valueset.ResourceTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.RestfulConformanceModeEnum;
+import ca.uhn.fhir.model.dstu.valueset.RestfulOperationSystemEnum;
+import ca.uhn.fhir.model.dstu.valueset.RestfulOperationTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.RestfulSecurityServiceEnum;
+import ca.uhn.fhir.model.dstu.composite.SampledDataDt;
+import ca.uhn.fhir.model.dstu.valueset.SearchParamTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.SlicingRulesEnum;
+import ca.uhn.fhir.model.dstu.resource.Specimen;
+import ca.uhn.fhir.model.dstu.valueset.SpecimenCollectionMethodEnum;
+import ca.uhn.fhir.model.dstu.valueset.SpecimenTreatmentProcedureEnum;
+import ca.uhn.fhir.model.dstu.resource.Substance;
+import ca.uhn.fhir.model.dstu.valueset.SubstanceTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.ValueSet;
+import ca.uhn.fhir.model.dstu.valueset.ValueSetStatusEnum;
+import ca.uhn.fhir.model.api.IResource;
+import ca.uhn.fhir.model.dstu.composite.DurationDt;
+import ca.uhn.fhir.model.primitive.Base64BinaryDt;
+import ca.uhn.fhir.model.primitive.BooleanDt;
 import ca.uhn.fhir.model.primitive.BoundCodeDt;
 import ca.uhn.fhir.model.primitive.BoundCodeableConceptDt;
 import ca.uhn.fhir.model.primitive.CodeDt;
+import ca.uhn.fhir.model.primitive.DateDt;
 import ca.uhn.fhir.model.primitive.DateTimeDt;
+import ca.uhn.fhir.model.primitive.DecimalDt;
+import ca.uhn.fhir.model.primitive.IdDt;
 import ca.uhn.fhir.model.primitive.InstantDt;
+import ca.uhn.fhir.model.primitive.IntegerDt;
+import ca.uhn.fhir.model.primitive.OidDt;
 import ca.uhn.fhir.model.primitive.StringDt;
+import ca.uhn.fhir.model.primitive.UriDt;
 
 
 /**
@@ -359,10 +434,15 @@ public class Observation extends BaseResource implements IResource {
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myName,  myValue,  myInterpretation,  myComments,  myApplies,  myIssued,  myStatus,  myReliability,  myBodySite,  myMethod,  myIdentifier,  mySubject,  mySpecimen,  myPerformer,  myReferenceRange,  myRelated);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myName,  myValue,  myInterpretation,  myComments,  myApplies,  myIssued,  myStatus,  myReliability,  myBodySite,  myMethod,  myIdentifier,  mySubject,  mySpecimen,  myPerformer,  myReferenceRange,  myRelated);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myName, myValue, myInterpretation, myComments, myApplies, myIssued, myStatus, myReliability, myBodySite, myMethod, myIdentifier, mySubject, mySpecimen, myPerformer, myReferenceRange, myRelated);
+	}
 
 	/**
 	 * Gets the value(s) for <b>name</b> (Type of observation (code / type)).
@@ -991,10 +1071,15 @@ public class Observation extends BaseResource implements IResource {
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myLow,  myHigh,  myMeaning,  myAge);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myLow,  myHigh,  myMeaning,  myAge);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myLow, myHigh, myMeaning, myAge);
+	}
 
 	/**
 	 * Gets the value(s) for <b>low</b> (Low Range, if relevant).
@@ -1157,10 +1242,15 @@ public class Observation extends BaseResource implements IResource {
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myType,  myTarget);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myType,  myTarget);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myType, myTarget);
+	}
 
 	/**
 	 * Gets the value(s) for <b>type</b> (has-component | has-member | derived-from | sequel-to | replaces | qualified-by | interfered-by).

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/resource/Organization.java

@@ -17,26 +17,113 @@
 package ca.uhn.fhir.model.dstu.resource;
 
 
-import ca.uhn.fhir.model.api.BaseElement;
-import ca.uhn.fhir.model.api.BaseResource;
-import ca.uhn.fhir.model.api.IElement;
-import ca.uhn.fhir.model.api.IResource;
-import ca.uhn.fhir.model.api.IResourceBlock;
-import ca.uhn.fhir.model.api.annotation.Block;
-import ca.uhn.fhir.model.api.annotation.Child;
-import ca.uhn.fhir.model.api.annotation.Description;
-import ca.uhn.fhir.model.api.annotation.ResourceDef;
+import java.util.*;
+import ca.uhn.fhir.model.api.*;
+import ca.uhn.fhir.model.api.annotation.*;
+
 import ca.uhn.fhir.model.dstu.composite.AddressDt;
+import ca.uhn.fhir.model.dstu.valueset.AdministrativeGenderCodesEnum;
+import ca.uhn.fhir.model.dstu.valueset.AdmitSourceEnum;
+import ca.uhn.fhir.model.dstu.valueset.AggregationModeEnum;
+import ca.uhn.fhir.model.dstu.valueset.AnimalSpeciesEnum;
+import ca.uhn.fhir.model.dstu.composite.AttachmentDt;
+import ca.uhn.fhir.model.dstu.valueset.BindingConformanceEnum;
 import ca.uhn.fhir.model.dstu.composite.CodeableConceptDt;
+import ca.uhn.fhir.model.dstu.composite.CodingDt;
+import ca.uhn.fhir.model.dstu.valueset.ConformanceEventModeEnum;
+import ca.uhn.fhir.model.dstu.valueset.ConformanceStatementStatusEnum;
+import ca.uhn.fhir.model.dstu.valueset.ConstraintSeverityEnum;
 import ca.uhn.fhir.model.dstu.composite.ContactDt;
+import ca.uhn.fhir.model.dstu.valueset.DataTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.Device;
+import ca.uhn.fhir.model.dstu.resource.DiagnosticOrder;
+import ca.uhn.fhir.model.dstu.valueset.DiagnosticOrderPriorityEnum;
+import ca.uhn.fhir.model.dstu.valueset.DiagnosticOrderStatusEnum;
+import ca.uhn.fhir.model.dstu.valueset.DiagnosticReportStatusEnum;
+import ca.uhn.fhir.model.dstu.valueset.DocumentModeEnum;
+import ca.uhn.fhir.model.dstu.resource.Encounter;
+import ca.uhn.fhir.model.dstu.valueset.EncounterClassEnum;
+import ca.uhn.fhir.model.dstu.valueset.EncounterReasonCodesEnum;
+import ca.uhn.fhir.model.dstu.valueset.EncounterStateEnum;
+import ca.uhn.fhir.model.dstu.valueset.EncounterTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.ExtensionContextEnum;
+import ca.uhn.fhir.model.dstu.valueset.FHIRDefinedTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.FilterOperatorEnum;
+import ca.uhn.fhir.model.dstu.resource.Group;
+import ca.uhn.fhir.model.dstu.valueset.GroupTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.HierarchicalRelationshipTypeEnum;
 import ca.uhn.fhir.model.dstu.composite.HumanNameDt;
 import ca.uhn.fhir.model.dstu.composite.IdentifierDt;
-import ca.uhn.fhir.model.dstu.composite.ResourceReferenceDt;
-import ca.uhn.fhir.model.dstu.valueset.AdministrativeGenderCodesEnum;
+import ca.uhn.fhir.model.dstu.valueset.ImagingModalityEnum;
+import ca.uhn.fhir.model.dstu.resource.ImagingStudy;
+import ca.uhn.fhir.model.dstu.valueset.InstanceAvailabilityEnum;
+import ca.uhn.fhir.model.dstu.valueset.LinkTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.Location;
+import ca.uhn.fhir.model.dstu.valueset.LocationModeEnum;
+import ca.uhn.fhir.model.dstu.valueset.LocationStatusEnum;
+import ca.uhn.fhir.model.dstu.valueset.LocationTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.MaritalStatusCodesEnum;
+import ca.uhn.fhir.model.dstu.resource.Media;
+import ca.uhn.fhir.model.dstu.valueset.MediaTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.Medication;
+import ca.uhn.fhir.model.dstu.valueset.MedicationKindEnum;
+import ca.uhn.fhir.model.dstu.valueset.MessageEventEnum;
+import ca.uhn.fhir.model.dstu.valueset.MessageSignificanceCategoryEnum;
+import ca.uhn.fhir.model.dstu.valueset.MessageTransportEnum;
+import ca.uhn.fhir.model.dstu.valueset.ModalityEnum;
+import ca.uhn.fhir.model.dstu.resource.Observation;
+import ca.uhn.fhir.model.dstu.valueset.ObservationInterpretationCodesEnum;
+import ca.uhn.fhir.model.dstu.valueset.ObservationRelationshipTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.ObservationReliabilityEnum;
+import ca.uhn.fhir.model.dstu.valueset.ObservationStatusEnum;
+import ca.uhn.fhir.model.dstu.resource.Organization;
 import ca.uhn.fhir.model.dstu.valueset.OrganizationTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.ParticipantTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.Patient;
+import ca.uhn.fhir.model.dstu.valueset.PatientRelationshipTypeEnum;
+import ca.uhn.fhir.model.dstu.composite.PeriodDt;
+import ca.uhn.fhir.model.dstu.resource.Practitioner;
+import ca.uhn.fhir.model.dstu.valueset.PractitionerRoleEnum;
+import ca.uhn.fhir.model.dstu.valueset.PractitionerSpecialtyEnum;
+import ca.uhn.fhir.model.dstu.resource.Profile;
+import ca.uhn.fhir.model.dstu.valueset.PropertyRepresentationEnum;
+import ca.uhn.fhir.model.dstu.composite.QuantityDt;
+import ca.uhn.fhir.model.dstu.composite.RangeDt;
+import ca.uhn.fhir.model.dstu.composite.RatioDt;
+import ca.uhn.fhir.model.dstu.resource.RelatedPerson;
+import ca.uhn.fhir.model.dstu.valueset.ResourceProfileStatusEnum;
+import ca.uhn.fhir.model.dstu.composite.ResourceReferenceDt;
+import ca.uhn.fhir.model.dstu.valueset.ResourceTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.RestfulConformanceModeEnum;
+import ca.uhn.fhir.model.dstu.valueset.RestfulOperationSystemEnum;
+import ca.uhn.fhir.model.dstu.valueset.RestfulOperationTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.RestfulSecurityServiceEnum;
+import ca.uhn.fhir.model.dstu.composite.SampledDataDt;
+import ca.uhn.fhir.model.dstu.valueset.SearchParamTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.SlicingRulesEnum;
+import ca.uhn.fhir.model.dstu.resource.Specimen;
+import ca.uhn.fhir.model.dstu.valueset.SpecimenCollectionMethodEnum;
+import ca.uhn.fhir.model.dstu.valueset.SpecimenTreatmentProcedureEnum;
+import ca.uhn.fhir.model.dstu.resource.Substance;
+import ca.uhn.fhir.model.dstu.valueset.SubstanceTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.ValueSet;
+import ca.uhn.fhir.model.dstu.valueset.ValueSetStatusEnum;
+import ca.uhn.fhir.model.api.IResource;
+import ca.uhn.fhir.model.dstu.composite.DurationDt;
+import ca.uhn.fhir.model.primitive.Base64BinaryDt;
 import ca.uhn.fhir.model.primitive.BooleanDt;
+import ca.uhn.fhir.model.primitive.BoundCodeDt;
 import ca.uhn.fhir.model.primitive.BoundCodeableConceptDt;
+import ca.uhn.fhir.model.primitive.CodeDt;
+import ca.uhn.fhir.model.primitive.DateDt;
+import ca.uhn.fhir.model.primitive.DateTimeDt;
+import ca.uhn.fhir.model.primitive.DecimalDt;
+import ca.uhn.fhir.model.primitive.IdDt;
+import ca.uhn.fhir.model.primitive.InstantDt;
+import ca.uhn.fhir.model.primitive.IntegerDt;
+import ca.uhn.fhir.model.primitive.OidDt;
 import ca.uhn.fhir.model.primitive.StringDt;
+import ca.uhn.fhir.model.primitive.UriDt;
 
 
 /**
@@ -200,10 +287,15 @@ public class Organization extends BaseResource implements IResource {
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myIdentifier,  myName,  myType,  myTelecom,  myAddress,  myPartOf,  myContact,  myLocation,  myActive);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myIdentifier,  myName,  myType,  myTelecom,  myAddress,  myPartOf,  myContact,  myLocation,  myActive);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myIdentifier, myName, myType, myTelecom, myAddress, myPartOf, myContact, myLocation, myActive);
+	}
 
 	/**
 	 * Gets the value(s) for <b>identifier</b> (Identifies this organization  across multiple systems).
@@ -624,10 +716,15 @@ public class Organization extends BaseResource implements IResource {
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myPurpose,  myName,  myTelecom,  myAddress,  myGender);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myPurpose,  myName,  myTelecom,  myAddress,  myGender);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myPurpose, myName, myTelecom, myAddress, myGender);
+	}
 
 	/**
 	 * Gets the value(s) for <b>purpose</b> (The type of contact).

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/resource/Patient.java

@@ -17,36 +17,113 @@
 package ca.uhn.fhir.model.dstu.resource;
 
 
-import java.util.Date;
+import java.util.*;
+import ca.uhn.fhir.model.api.*;
+import ca.uhn.fhir.model.api.annotation.*;
 
-import ca.uhn.fhir.model.api.BaseElement;
-import ca.uhn.fhir.model.api.BaseResource;
-import ca.uhn.fhir.model.api.IDatatype;
-import ca.uhn.fhir.model.api.IElement;
-import ca.uhn.fhir.model.api.IResource;
-import ca.uhn.fhir.model.api.IResourceBlock;
-import ca.uhn.fhir.model.api.TemporalPrecisionEnum;
-import ca.uhn.fhir.model.api.annotation.Block;
-import ca.uhn.fhir.model.api.annotation.Child;
-import ca.uhn.fhir.model.api.annotation.Description;
-import ca.uhn.fhir.model.api.annotation.ResourceDef;
 import ca.uhn.fhir.model.dstu.composite.AddressDt;
+import ca.uhn.fhir.model.dstu.valueset.AdministrativeGenderCodesEnum;
+import ca.uhn.fhir.model.dstu.valueset.AdmitSourceEnum;
+import ca.uhn.fhir.model.dstu.valueset.AggregationModeEnum;
+import ca.uhn.fhir.model.dstu.valueset.AnimalSpeciesEnum;
 import ca.uhn.fhir.model.dstu.composite.AttachmentDt;
+import ca.uhn.fhir.model.dstu.valueset.BindingConformanceEnum;
 import ca.uhn.fhir.model.dstu.composite.CodeableConceptDt;
+import ca.uhn.fhir.model.dstu.composite.CodingDt;
+import ca.uhn.fhir.model.dstu.valueset.ConformanceEventModeEnum;
+import ca.uhn.fhir.model.dstu.valueset.ConformanceStatementStatusEnum;
+import ca.uhn.fhir.model.dstu.valueset.ConstraintSeverityEnum;
 import ca.uhn.fhir.model.dstu.composite.ContactDt;
+import ca.uhn.fhir.model.dstu.valueset.DataTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.Device;
+import ca.uhn.fhir.model.dstu.resource.DiagnosticOrder;
+import ca.uhn.fhir.model.dstu.valueset.DiagnosticOrderPriorityEnum;
+import ca.uhn.fhir.model.dstu.valueset.DiagnosticOrderStatusEnum;
+import ca.uhn.fhir.model.dstu.valueset.DiagnosticReportStatusEnum;
+import ca.uhn.fhir.model.dstu.valueset.DocumentModeEnum;
+import ca.uhn.fhir.model.dstu.resource.Encounter;
+import ca.uhn.fhir.model.dstu.valueset.EncounterClassEnum;
+import ca.uhn.fhir.model.dstu.valueset.EncounterReasonCodesEnum;
+import ca.uhn.fhir.model.dstu.valueset.EncounterStateEnum;
+import ca.uhn.fhir.model.dstu.valueset.EncounterTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.ExtensionContextEnum;
+import ca.uhn.fhir.model.dstu.valueset.FHIRDefinedTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.FilterOperatorEnum;
+import ca.uhn.fhir.model.dstu.resource.Group;
+import ca.uhn.fhir.model.dstu.valueset.GroupTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.HierarchicalRelationshipTypeEnum;
 import ca.uhn.fhir.model.dstu.composite.HumanNameDt;
 import ca.uhn.fhir.model.dstu.composite.IdentifierDt;
-import ca.uhn.fhir.model.dstu.composite.ResourceReferenceDt;
-import ca.uhn.fhir.model.dstu.valueset.AdministrativeGenderCodesEnum;
-import ca.uhn.fhir.model.dstu.valueset.AnimalSpeciesEnum;
+import ca.uhn.fhir.model.dstu.valueset.ImagingModalityEnum;
+import ca.uhn.fhir.model.dstu.resource.ImagingStudy;
+import ca.uhn.fhir.model.dstu.valueset.InstanceAvailabilityEnum;
 import ca.uhn.fhir.model.dstu.valueset.LinkTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.Location;
+import ca.uhn.fhir.model.dstu.valueset.LocationModeEnum;
+import ca.uhn.fhir.model.dstu.valueset.LocationStatusEnum;
+import ca.uhn.fhir.model.dstu.valueset.LocationTypeEnum;
 import ca.uhn.fhir.model.dstu.valueset.MaritalStatusCodesEnum;
+import ca.uhn.fhir.model.dstu.resource.Media;
+import ca.uhn.fhir.model.dstu.valueset.MediaTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.Medication;
+import ca.uhn.fhir.model.dstu.valueset.MedicationKindEnum;
+import ca.uhn.fhir.model.dstu.valueset.MessageEventEnum;
+import ca.uhn.fhir.model.dstu.valueset.MessageSignificanceCategoryEnum;
+import ca.uhn.fhir.model.dstu.valueset.MessageTransportEnum;
+import ca.uhn.fhir.model.dstu.valueset.ModalityEnum;
+import ca.uhn.fhir.model.dstu.resource.Observation;
+import ca.uhn.fhir.model.dstu.valueset.ObservationInterpretationCodesEnum;
+import ca.uhn.fhir.model.dstu.valueset.ObservationRelationshipTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.ObservationReliabilityEnum;
+import ca.uhn.fhir.model.dstu.valueset.ObservationStatusEnum;
+import ca.uhn.fhir.model.dstu.resource.Organization;
+import ca.uhn.fhir.model.dstu.valueset.OrganizationTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.ParticipantTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.Patient;
+import ca.uhn.fhir.model.dstu.valueset.PatientRelationshipTypeEnum;
+import ca.uhn.fhir.model.dstu.composite.PeriodDt;
+import ca.uhn.fhir.model.dstu.resource.Practitioner;
+import ca.uhn.fhir.model.dstu.valueset.PractitionerRoleEnum;
+import ca.uhn.fhir.model.dstu.valueset.PractitionerSpecialtyEnum;
+import ca.uhn.fhir.model.dstu.resource.Profile;
+import ca.uhn.fhir.model.dstu.valueset.PropertyRepresentationEnum;
+import ca.uhn.fhir.model.dstu.composite.QuantityDt;
+import ca.uhn.fhir.model.dstu.composite.RangeDt;
+import ca.uhn.fhir.model.dstu.composite.RatioDt;
+import ca.uhn.fhir.model.dstu.resource.RelatedPerson;
+import ca.uhn.fhir.model.dstu.valueset.ResourceProfileStatusEnum;
+import ca.uhn.fhir.model.dstu.composite.ResourceReferenceDt;
+import ca.uhn.fhir.model.dstu.valueset.ResourceTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.RestfulConformanceModeEnum;
+import ca.uhn.fhir.model.dstu.valueset.RestfulOperationSystemEnum;
+import ca.uhn.fhir.model.dstu.valueset.RestfulOperationTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.RestfulSecurityServiceEnum;
+import ca.uhn.fhir.model.dstu.composite.SampledDataDt;
+import ca.uhn.fhir.model.dstu.valueset.SearchParamTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.SlicingRulesEnum;
+import ca.uhn.fhir.model.dstu.resource.Specimen;
+import ca.uhn.fhir.model.dstu.valueset.SpecimenCollectionMethodEnum;
+import ca.uhn.fhir.model.dstu.valueset.SpecimenTreatmentProcedureEnum;
+import ca.uhn.fhir.model.dstu.resource.Substance;
+import ca.uhn.fhir.model.dstu.valueset.SubstanceTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.ValueSet;
+import ca.uhn.fhir.model.dstu.valueset.ValueSetStatusEnum;
+import ca.uhn.fhir.model.api.IResource;
+import ca.uhn.fhir.model.dstu.composite.DurationDt;
+import ca.uhn.fhir.model.primitive.Base64BinaryDt;
 import ca.uhn.fhir.model.primitive.BooleanDt;
 import ca.uhn.fhir.model.primitive.BoundCodeDt;
 import ca.uhn.fhir.model.primitive.BoundCodeableConceptDt;
 import ca.uhn.fhir.model.primitive.CodeDt;
+import ca.uhn.fhir.model.primitive.DateDt;
 import ca.uhn.fhir.model.primitive.DateTimeDt;
+import ca.uhn.fhir.model.primitive.DecimalDt;
+import ca.uhn.fhir.model.primitive.IdDt;
+import ca.uhn.fhir.model.primitive.InstantDt;
 import ca.uhn.fhir.model.primitive.IntegerDt;
+import ca.uhn.fhir.model.primitive.OidDt;
+import ca.uhn.fhir.model.primitive.StringDt;
+import ca.uhn.fhir.model.primitive.UriDt;
 
 
 /**
@@ -353,10 +430,15 @@ public class Patient extends BaseResource implements IResource {
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myIdentifier,  myName,  myTelecom,  myGender,  myBirthDate,  myDeceased,  myAddress,  myMaritalStatus,  myMultipleBirth,  myPhoto,  myContact,  myAnimal,  myCommunication,  myCareProvider,  myManagingOrganization,  myLink,  myActive);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myIdentifier,  myName,  myTelecom,  myGender,  myBirthDate,  myDeceased,  myAddress,  myMaritalStatus,  myMultipleBirth,  myPhoto,  myContact,  myAnimal,  myCommunication,  myCareProvider,  myManagingOrganization,  myLink,  myActive);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myIdentifier, myName, myTelecom, myGender, myBirthDate, myDeceased, myAddress, myMaritalStatus, myMultipleBirth, myPhoto, myContact, myAnimal, myCommunication, myCareProvider, myManagingOrganization, myLink, myActive);
+	}
 
 	/**
 	 * Gets the value(s) for <b>identifier</b> (An identifier for the person as this patient).
@@ -1101,10 +1183,15 @@ public class Patient extends BaseResource implements IResource {
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myRelationship,  myName,  myTelecom,  myAddress,  myGender,  myOrganization);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myRelationship,  myName,  myTelecom,  myAddress,  myGender,  myOrganization);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myRelationship, myName, myTelecom, myAddress, myGender, myOrganization);
+	}
 
 	/**
 	 * Gets the value(s) for <b>relationship</b> (The kind of relationship).
@@ -1372,10 +1459,15 @@ public class Patient extends BaseResource implements IResource {
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  mySpecies,  myBreed,  myGenderStatus);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  mySpecies,  myBreed,  myGenderStatus);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, mySpecies, myBreed, myGenderStatus);
+	}
 
 	/**
 	 * Gets the value(s) for <b>species</b> (E.g. Dog, Cow).
@@ -1519,10 +1611,15 @@ public class Patient extends BaseResource implements IResource {
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myOther,  myType);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myOther,  myType);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myOther, myType);
+	}
 
 	/**
 	 * Gets the value(s) for <b>other</b> (The other patient resource that the link refers to).

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/resource/Practitioner.java

@@ -17,31 +17,113 @@
 package ca.uhn.fhir.model.dstu.resource;
 
 
-import java.util.Date;
+import java.util.*;
+import ca.uhn.fhir.model.api.*;
+import ca.uhn.fhir.model.api.annotation.*;
 
-import ca.uhn.fhir.model.api.BaseElement;
-import ca.uhn.fhir.model.api.BaseResource;
-import ca.uhn.fhir.model.api.IElement;
-import ca.uhn.fhir.model.api.IResource;
-import ca.uhn.fhir.model.api.IResourceBlock;
-import ca.uhn.fhir.model.api.TemporalPrecisionEnum;
-import ca.uhn.fhir.model.api.annotation.Block;
-import ca.uhn.fhir.model.api.annotation.Child;
-import ca.uhn.fhir.model.api.annotation.Description;
-import ca.uhn.fhir.model.api.annotation.ResourceDef;
 import ca.uhn.fhir.model.dstu.composite.AddressDt;
+import ca.uhn.fhir.model.dstu.valueset.AdministrativeGenderCodesEnum;
+import ca.uhn.fhir.model.dstu.valueset.AdmitSourceEnum;
+import ca.uhn.fhir.model.dstu.valueset.AggregationModeEnum;
+import ca.uhn.fhir.model.dstu.valueset.AnimalSpeciesEnum;
 import ca.uhn.fhir.model.dstu.composite.AttachmentDt;
+import ca.uhn.fhir.model.dstu.valueset.BindingConformanceEnum;
 import ca.uhn.fhir.model.dstu.composite.CodeableConceptDt;
+import ca.uhn.fhir.model.dstu.composite.CodingDt;
+import ca.uhn.fhir.model.dstu.valueset.ConformanceEventModeEnum;
+import ca.uhn.fhir.model.dstu.valueset.ConformanceStatementStatusEnum;
+import ca.uhn.fhir.model.dstu.valueset.ConstraintSeverityEnum;
 import ca.uhn.fhir.model.dstu.composite.ContactDt;
+import ca.uhn.fhir.model.dstu.valueset.DataTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.Device;
+import ca.uhn.fhir.model.dstu.resource.DiagnosticOrder;
+import ca.uhn.fhir.model.dstu.valueset.DiagnosticOrderPriorityEnum;
+import ca.uhn.fhir.model.dstu.valueset.DiagnosticOrderStatusEnum;
+import ca.uhn.fhir.model.dstu.valueset.DiagnosticReportStatusEnum;
+import ca.uhn.fhir.model.dstu.valueset.DocumentModeEnum;
+import ca.uhn.fhir.model.dstu.resource.Encounter;
+import ca.uhn.fhir.model.dstu.valueset.EncounterClassEnum;
+import ca.uhn.fhir.model.dstu.valueset.EncounterReasonCodesEnum;
+import ca.uhn.fhir.model.dstu.valueset.EncounterStateEnum;
+import ca.uhn.fhir.model.dstu.valueset.EncounterTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.ExtensionContextEnum;
+import ca.uhn.fhir.model.dstu.valueset.FHIRDefinedTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.FilterOperatorEnum;
+import ca.uhn.fhir.model.dstu.resource.Group;
+import ca.uhn.fhir.model.dstu.valueset.GroupTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.HierarchicalRelationshipTypeEnum;
 import ca.uhn.fhir.model.dstu.composite.HumanNameDt;
 import ca.uhn.fhir.model.dstu.composite.IdentifierDt;
+import ca.uhn.fhir.model.dstu.valueset.ImagingModalityEnum;
+import ca.uhn.fhir.model.dstu.resource.ImagingStudy;
+import ca.uhn.fhir.model.dstu.valueset.InstanceAvailabilityEnum;
+import ca.uhn.fhir.model.dstu.valueset.LinkTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.Location;
+import ca.uhn.fhir.model.dstu.valueset.LocationModeEnum;
+import ca.uhn.fhir.model.dstu.valueset.LocationStatusEnum;
+import ca.uhn.fhir.model.dstu.valueset.LocationTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.MaritalStatusCodesEnum;
+import ca.uhn.fhir.model.dstu.resource.Media;
+import ca.uhn.fhir.model.dstu.valueset.MediaTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.Medication;
+import ca.uhn.fhir.model.dstu.valueset.MedicationKindEnum;
+import ca.uhn.fhir.model.dstu.valueset.MessageEventEnum;
+import ca.uhn.fhir.model.dstu.valueset.MessageSignificanceCategoryEnum;
+import ca.uhn.fhir.model.dstu.valueset.MessageTransportEnum;
+import ca.uhn.fhir.model.dstu.valueset.ModalityEnum;
+import ca.uhn.fhir.model.dstu.resource.Observation;
+import ca.uhn.fhir.model.dstu.valueset.ObservationInterpretationCodesEnum;
+import ca.uhn.fhir.model.dstu.valueset.ObservationRelationshipTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.ObservationReliabilityEnum;
+import ca.uhn.fhir.model.dstu.valueset.ObservationStatusEnum;
+import ca.uhn.fhir.model.dstu.resource.Organization;
+import ca.uhn.fhir.model.dstu.valueset.OrganizationTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.ParticipantTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.Patient;
+import ca.uhn.fhir.model.dstu.valueset.PatientRelationshipTypeEnum;
 import ca.uhn.fhir.model.dstu.composite.PeriodDt;
-import ca.uhn.fhir.model.dstu.composite.ResourceReferenceDt;
-import ca.uhn.fhir.model.dstu.valueset.AdministrativeGenderCodesEnum;
+import ca.uhn.fhir.model.dstu.resource.Practitioner;
 import ca.uhn.fhir.model.dstu.valueset.PractitionerRoleEnum;
 import ca.uhn.fhir.model.dstu.valueset.PractitionerSpecialtyEnum;
+import ca.uhn.fhir.model.dstu.resource.Profile;
+import ca.uhn.fhir.model.dstu.valueset.PropertyRepresentationEnum;
+import ca.uhn.fhir.model.dstu.composite.QuantityDt;
+import ca.uhn.fhir.model.dstu.composite.RangeDt;
+import ca.uhn.fhir.model.dstu.composite.RatioDt;
+import ca.uhn.fhir.model.dstu.resource.RelatedPerson;
+import ca.uhn.fhir.model.dstu.valueset.ResourceProfileStatusEnum;
+import ca.uhn.fhir.model.dstu.composite.ResourceReferenceDt;
+import ca.uhn.fhir.model.dstu.valueset.ResourceTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.RestfulConformanceModeEnum;
+import ca.uhn.fhir.model.dstu.valueset.RestfulOperationSystemEnum;
+import ca.uhn.fhir.model.dstu.valueset.RestfulOperationTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.RestfulSecurityServiceEnum;
+import ca.uhn.fhir.model.dstu.composite.SampledDataDt;
+import ca.uhn.fhir.model.dstu.valueset.SearchParamTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.SlicingRulesEnum;
+import ca.uhn.fhir.model.dstu.resource.Specimen;
+import ca.uhn.fhir.model.dstu.valueset.SpecimenCollectionMethodEnum;
+import ca.uhn.fhir.model.dstu.valueset.SpecimenTreatmentProcedureEnum;
+import ca.uhn.fhir.model.dstu.resource.Substance;
+import ca.uhn.fhir.model.dstu.valueset.SubstanceTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.ValueSet;
+import ca.uhn.fhir.model.dstu.valueset.ValueSetStatusEnum;
+import ca.uhn.fhir.model.api.IResource;
+import ca.uhn.fhir.model.dstu.composite.DurationDt;
+import ca.uhn.fhir.model.primitive.Base64BinaryDt;
+import ca.uhn.fhir.model.primitive.BooleanDt;
+import ca.uhn.fhir.model.primitive.BoundCodeDt;
 import ca.uhn.fhir.model.primitive.BoundCodeableConceptDt;
+import ca.uhn.fhir.model.primitive.CodeDt;
+import ca.uhn.fhir.model.primitive.DateDt;
 import ca.uhn.fhir.model.primitive.DateTimeDt;
+import ca.uhn.fhir.model.primitive.DecimalDt;
+import ca.uhn.fhir.model.primitive.IdDt;
+import ca.uhn.fhir.model.primitive.InstantDt;
+import ca.uhn.fhir.model.primitive.IntegerDt;
+import ca.uhn.fhir.model.primitive.OidDt;
+import ca.uhn.fhir.model.primitive.StringDt;
+import ca.uhn.fhir.model.primitive.UriDt;
 
 
 /**
@@ -260,10 +342,15 @@ public class Practitioner extends BaseResource implements IResource {
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myIdentifier,  myName,  myTelecom,  myAddress,  myGender,  myBirthDate,  myPhoto,  myOrganization,  myRole,  mySpecialty,  myPeriod,  myLocation,  myQualification,  myCommunication);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myIdentifier,  myName,  myTelecom,  myAddress,  myGender,  myBirthDate,  myPhoto,  myOrganization,  myRole,  mySpecialty,  myPeriod,  myLocation,  myQualification,  myCommunication);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myIdentifier, myName, myTelecom, myAddress, myGender, myBirthDate, myPhoto, myOrganization, myRole, mySpecialty, myPeriod, myLocation, myQualification, myCommunication);
+	}
 
 	/**
 	 * Gets the value(s) for <b>identifier</b> (A identifier for the person as this agent).
@@ -890,10 +977,15 @@ public class Practitioner extends BaseResource implements IResource {
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myCode,  myPeriod,  myIssuer);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myCode,  myPeriod,  myIssuer);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myCode, myPeriod, myIssuer);
+	}
 
 	/**
 	 * Gets the value(s) for <b>code</b> (Coded representation of the qualification).

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/resource/Profile.java

@@ -17,38 +17,111 @@
 package ca.uhn.fhir.model.dstu.resource;
 
 
-import java.util.Date;
+import java.util.*;
+import ca.uhn.fhir.model.api.*;
+import ca.uhn.fhir.model.api.annotation.*;
 
-import ca.uhn.fhir.model.api.BaseElement;
-import ca.uhn.fhir.model.api.BaseResource;
-import ca.uhn.fhir.model.api.IDatatype;
-import ca.uhn.fhir.model.api.IElement;
-import ca.uhn.fhir.model.api.IResource;
-import ca.uhn.fhir.model.api.IResourceBlock;
-import ca.uhn.fhir.model.api.TemporalPrecisionEnum;
-import ca.uhn.fhir.model.api.annotation.Block;
-import ca.uhn.fhir.model.api.annotation.Child;
-import ca.uhn.fhir.model.api.annotation.Description;
-import ca.uhn.fhir.model.api.annotation.ResourceDef;
-import ca.uhn.fhir.model.dstu.composite.CodingDt;
-import ca.uhn.fhir.model.dstu.composite.ContactDt;
+import ca.uhn.fhir.model.dstu.composite.AddressDt;
+import ca.uhn.fhir.model.dstu.valueset.AdministrativeGenderCodesEnum;
+import ca.uhn.fhir.model.dstu.valueset.AdmitSourceEnum;
 import ca.uhn.fhir.model.dstu.valueset.AggregationModeEnum;
+import ca.uhn.fhir.model.dstu.valueset.AnimalSpeciesEnum;
+import ca.uhn.fhir.model.dstu.composite.AttachmentDt;
 import ca.uhn.fhir.model.dstu.valueset.BindingConformanceEnum;
+import ca.uhn.fhir.model.dstu.composite.CodeableConceptDt;
+import ca.uhn.fhir.model.dstu.composite.CodingDt;
+import ca.uhn.fhir.model.dstu.valueset.ConformanceEventModeEnum;
+import ca.uhn.fhir.model.dstu.valueset.ConformanceStatementStatusEnum;
 import ca.uhn.fhir.model.dstu.valueset.ConstraintSeverityEnum;
+import ca.uhn.fhir.model.dstu.composite.ContactDt;
 import ca.uhn.fhir.model.dstu.valueset.DataTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.Device;
+import ca.uhn.fhir.model.dstu.resource.DiagnosticOrder;
+import ca.uhn.fhir.model.dstu.valueset.DiagnosticOrderPriorityEnum;
+import ca.uhn.fhir.model.dstu.valueset.DiagnosticOrderStatusEnum;
+import ca.uhn.fhir.model.dstu.valueset.DiagnosticReportStatusEnum;
+import ca.uhn.fhir.model.dstu.valueset.DocumentModeEnum;
+import ca.uhn.fhir.model.dstu.resource.Encounter;
+import ca.uhn.fhir.model.dstu.valueset.EncounterClassEnum;
+import ca.uhn.fhir.model.dstu.valueset.EncounterReasonCodesEnum;
+import ca.uhn.fhir.model.dstu.valueset.EncounterStateEnum;
+import ca.uhn.fhir.model.dstu.valueset.EncounterTypeEnum;
 import ca.uhn.fhir.model.dstu.valueset.ExtensionContextEnum;
 import ca.uhn.fhir.model.dstu.valueset.FHIRDefinedTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.FilterOperatorEnum;
+import ca.uhn.fhir.model.dstu.resource.Group;
+import ca.uhn.fhir.model.dstu.valueset.GroupTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.HierarchicalRelationshipTypeEnum;
+import ca.uhn.fhir.model.dstu.composite.HumanNameDt;
+import ca.uhn.fhir.model.dstu.composite.IdentifierDt;
+import ca.uhn.fhir.model.dstu.valueset.ImagingModalityEnum;
+import ca.uhn.fhir.model.dstu.resource.ImagingStudy;
+import ca.uhn.fhir.model.dstu.valueset.InstanceAvailabilityEnum;
+import ca.uhn.fhir.model.dstu.valueset.LinkTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.Location;
+import ca.uhn.fhir.model.dstu.valueset.LocationModeEnum;
+import ca.uhn.fhir.model.dstu.valueset.LocationStatusEnum;
+import ca.uhn.fhir.model.dstu.valueset.LocationTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.MaritalStatusCodesEnum;
+import ca.uhn.fhir.model.dstu.resource.Media;
+import ca.uhn.fhir.model.dstu.valueset.MediaTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.Medication;
+import ca.uhn.fhir.model.dstu.valueset.MedicationKindEnum;
+import ca.uhn.fhir.model.dstu.valueset.MessageEventEnum;
+import ca.uhn.fhir.model.dstu.valueset.MessageSignificanceCategoryEnum;
+import ca.uhn.fhir.model.dstu.valueset.MessageTransportEnum;
+import ca.uhn.fhir.model.dstu.valueset.ModalityEnum;
+import ca.uhn.fhir.model.dstu.resource.Observation;
+import ca.uhn.fhir.model.dstu.valueset.ObservationInterpretationCodesEnum;
+import ca.uhn.fhir.model.dstu.valueset.ObservationRelationshipTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.ObservationReliabilityEnum;
+import ca.uhn.fhir.model.dstu.valueset.ObservationStatusEnum;
+import ca.uhn.fhir.model.dstu.resource.Organization;
+import ca.uhn.fhir.model.dstu.valueset.OrganizationTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.ParticipantTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.Patient;
+import ca.uhn.fhir.model.dstu.valueset.PatientRelationshipTypeEnum;
+import ca.uhn.fhir.model.dstu.composite.PeriodDt;
+import ca.uhn.fhir.model.dstu.resource.Practitioner;
+import ca.uhn.fhir.model.dstu.valueset.PractitionerRoleEnum;
+import ca.uhn.fhir.model.dstu.valueset.PractitionerSpecialtyEnum;
+import ca.uhn.fhir.model.dstu.resource.Profile;
 import ca.uhn.fhir.model.dstu.valueset.PropertyRepresentationEnum;
+import ca.uhn.fhir.model.dstu.composite.QuantityDt;
+import ca.uhn.fhir.model.dstu.composite.RangeDt;
+import ca.uhn.fhir.model.dstu.composite.RatioDt;
+import ca.uhn.fhir.model.dstu.resource.RelatedPerson;
 import ca.uhn.fhir.model.dstu.valueset.ResourceProfileStatusEnum;
+import ca.uhn.fhir.model.dstu.composite.ResourceReferenceDt;
 import ca.uhn.fhir.model.dstu.valueset.ResourceTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.RestfulConformanceModeEnum;
+import ca.uhn.fhir.model.dstu.valueset.RestfulOperationSystemEnum;
+import ca.uhn.fhir.model.dstu.valueset.RestfulOperationTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.RestfulSecurityServiceEnum;
+import ca.uhn.fhir.model.dstu.composite.SampledDataDt;
 import ca.uhn.fhir.model.dstu.valueset.SearchParamTypeEnum;
 import ca.uhn.fhir.model.dstu.valueset.SlicingRulesEnum;
+import ca.uhn.fhir.model.dstu.resource.Specimen;
+import ca.uhn.fhir.model.dstu.valueset.SpecimenCollectionMethodEnum;
+import ca.uhn.fhir.model.dstu.valueset.SpecimenTreatmentProcedureEnum;
+import ca.uhn.fhir.model.dstu.resource.Substance;
+import ca.uhn.fhir.model.dstu.valueset.SubstanceTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.ValueSet;
+import ca.uhn.fhir.model.dstu.valueset.ValueSetStatusEnum;
+import ca.uhn.fhir.model.api.IResource;
+import ca.uhn.fhir.model.dstu.composite.DurationDt;
+import ca.uhn.fhir.model.primitive.Base64BinaryDt;
 import ca.uhn.fhir.model.primitive.BooleanDt;
 import ca.uhn.fhir.model.primitive.BoundCodeDt;
+import ca.uhn.fhir.model.primitive.BoundCodeableConceptDt;
 import ca.uhn.fhir.model.primitive.CodeDt;
+import ca.uhn.fhir.model.primitive.DateDt;
 import ca.uhn.fhir.model.primitive.DateTimeDt;
+import ca.uhn.fhir.model.primitive.DecimalDt;
 import ca.uhn.fhir.model.primitive.IdDt;
+import ca.uhn.fhir.model.primitive.InstantDt;
 import ca.uhn.fhir.model.primitive.IntegerDt;
+import ca.uhn.fhir.model.primitive.OidDt;
 import ca.uhn.fhir.model.primitive.StringDt;
 import ca.uhn.fhir.model.primitive.UriDt;
 
@@ -299,10 +372,15 @@ public class Profile extends BaseResource implements IResource {
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myIdentifier,  myVersion,  myName,  myPublisher,  myTelecom,  myDescription,  myCode,  myStatus,  myExperimental,  myDate,  myRequirements,  myFhirVersion,  myMapping,  myStructure,  myExtensionDefn,  myQuery);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myIdentifier,  myVersion,  myName,  myPublisher,  myTelecom,  myDescription,  myCode,  myStatus,  myExperimental,  myDate,  myRequirements,  myFhirVersion,  myMapping,  myStructure,  myExtensionDefn,  myQuery);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myIdentifier, myVersion, myName, myPublisher, myTelecom, myDescription, myCode, myStatus, myExperimental, myDate, myRequirements, myFhirVersion, myMapping, myStructure, myExtensionDefn, myQuery);
+	}
 
 	/**
 	 * Gets the value(s) for <b>identifier</b> (Logical id to reference this profile).
@@ -1055,10 +1133,15 @@ public class Profile extends BaseResource implements IResource {
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myIdentity,  myUri,  myName,  myComments);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myIdentity,  myUri,  myName,  myComments);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myIdentity, myUri, myName, myComments);
+	}
 
 	/**
 	 * Gets the value(s) for <b>identity</b> (Internal id when this mapping is used).
@@ -1295,10 +1378,15 @@ public class Profile extends BaseResource implements IResource {
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myType,  myName,  myPublish,  myPurpose,  myElement,  mySearchParam);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myType,  myName,  myPublish,  myPurpose,  myElement,  mySearchParam);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myType, myName, myPublish, myPurpose, myElement, mySearchParam);
+	}
 
 	/**
 	 * Gets the value(s) for <b>type</b> (The Resource or Data Type being described).
@@ -1615,10 +1703,15 @@ public class Profile extends BaseResource implements IResource {
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myPath,  myRepresentation,  myName,  mySlicing,  myDefinition);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myPath,  myRepresentation,  myName,  mySlicing,  myDefinition);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myPath, myRepresentation, myName, mySlicing, myDefinition);
+	}
 
 	/**
 	 * Gets the value(s) for <b>path</b> (The path of the element (see the formal definitions)).
@@ -1865,10 +1958,15 @@ public class Profile extends BaseResource implements IResource {
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myDiscriminator,  myOrdered,  myRules);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myDiscriminator,  myOrdered,  myRules);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myDiscriminator, myOrdered, myRules);
+	}
 
 	/**
 	 * Gets the value(s) for <b>discriminator</b> (Element that used to distinguish the slices).
@@ -2146,10 +2244,15 @@ public class Profile extends BaseResource implements IResource {
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myShort,  myFormal,  myComments,  myRequirements,  mySynonym,  myMin,  myMax,  myType,  myNameReference,  myValue,  myExample,  myMaxLength,  myCondition,  myConstraint,  myMustSupport,  myIsModifier,  myBinding,  myMapping);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myShort,  myFormal,  myComments,  myRequirements,  mySynonym,  myMin,  myMax,  myType,  myNameReference,  myValue,  myExample,  myMaxLength,  myCondition,  myConstraint,  myMustSupport,  myIsModifier,  myBinding,  myMapping);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myShort, myFormal, myComments, myRequirements, mySynonym, myMin, myMax, myType, myNameReference, myValue, myExample, myMaxLength, myCondition, myConstraint, myMustSupport, myIsModifier, myBinding, myMapping);
+	}
 
 	/**
 	 * Gets the value(s) for <b>short</b> (Concise definition for xml presentation).
@@ -2959,10 +3062,15 @@ public class Profile extends BaseResource implements IResource {
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myCode,  myProfile,  myAggregation);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myCode,  myProfile,  myAggregation);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myCode, myProfile, myAggregation);
+	}
 
 	/**
 	 * Gets the value(s) for <b>code</b> (Name of Data type or Resource).
@@ -3162,10 +3270,15 @@ public class Profile extends BaseResource implements IResource {
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myKey,  myName,  mySeverity,  myHuman,  myXpath);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myKey,  myName,  mySeverity,  myHuman,  myXpath);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myKey, myName, mySeverity, myHuman, myXpath);
+	}
 
 	/**
 	 * Gets the value(s) for <b>key</b> (Target of 'condition' reference above).
@@ -3441,10 +3554,15 @@ public class Profile extends BaseResource implements IResource {
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myName,  myIsExtensible,  myConformance,  myDescription,  myReference);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myName,  myIsExtensible,  myConformance,  myDescription,  myReference);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myName, myIsExtensible, myConformance, myDescription, myReference);
+	}
 
 	/**
 	 * Gets the value(s) for <b>name</b> (Descriptive Name).
@@ -3681,10 +3799,15 @@ public class Profile extends BaseResource implements IResource {
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myIdentity,  myMap);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myIdentity,  myMap);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myIdentity, myMap);
+	}
 
 	/**
 	 * Gets the value(s) for <b>identity</b> (Reference to mapping declaration).
@@ -3830,10 +3953,15 @@ public class Profile extends BaseResource implements IResource {
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myName,  myType,  myDocumentation,  myXpath,  myTarget);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myName,  myType,  myDocumentation,  myXpath,  myTarget);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myName, myType, myDocumentation, myXpath, myTarget);
+	}
 
 	/**
 	 * Gets the value(s) for <b>name</b> (Name of search parameter).
@@ -4120,10 +4248,15 @@ public class Profile extends BaseResource implements IResource {
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myCode,  myDisplay,  myContextType,  myContext,  myDefinition);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myCode,  myDisplay,  myContextType,  myContext,  myDefinition);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myCode, myDisplay, myContextType, myContext, myDefinition);
+	}
 
 	/**
 	 * Gets the value(s) for <b>code</b> (Identifies the extension in this profile).
@@ -4386,10 +4519,15 @@ public class Profile extends BaseResource implements IResource {
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myName,  myDocumentation,  myParameter);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myName,  myDocumentation,  myParameter);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myName, myDocumentation, myParameter);
+	}
 
 	/**
 	 * Gets the value(s) for <b>name</b> (Special named queries (_query=)).

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/resource/RelatedPerson.java

@@ -17,22 +17,113 @@
 package ca.uhn.fhir.model.dstu.resource;
 
 
-import ca.uhn.fhir.model.api.BaseResource;
-import ca.uhn.fhir.model.api.IElement;
-import ca.uhn.fhir.model.api.IResource;
-import ca.uhn.fhir.model.api.annotation.Child;
-import ca.uhn.fhir.model.api.annotation.Description;
-import ca.uhn.fhir.model.api.annotation.ResourceDef;
+import java.util.*;
+import ca.uhn.fhir.model.api.*;
+import ca.uhn.fhir.model.api.annotation.*;
+
 import ca.uhn.fhir.model.dstu.composite.AddressDt;
+import ca.uhn.fhir.model.dstu.valueset.AdministrativeGenderCodesEnum;
+import ca.uhn.fhir.model.dstu.valueset.AdmitSourceEnum;
+import ca.uhn.fhir.model.dstu.valueset.AggregationModeEnum;
+import ca.uhn.fhir.model.dstu.valueset.AnimalSpeciesEnum;
 import ca.uhn.fhir.model.dstu.composite.AttachmentDt;
+import ca.uhn.fhir.model.dstu.valueset.BindingConformanceEnum;
 import ca.uhn.fhir.model.dstu.composite.CodeableConceptDt;
+import ca.uhn.fhir.model.dstu.composite.CodingDt;
+import ca.uhn.fhir.model.dstu.valueset.ConformanceEventModeEnum;
+import ca.uhn.fhir.model.dstu.valueset.ConformanceStatementStatusEnum;
+import ca.uhn.fhir.model.dstu.valueset.ConstraintSeverityEnum;
 import ca.uhn.fhir.model.dstu.composite.ContactDt;
+import ca.uhn.fhir.model.dstu.valueset.DataTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.Device;
+import ca.uhn.fhir.model.dstu.resource.DiagnosticOrder;
+import ca.uhn.fhir.model.dstu.valueset.DiagnosticOrderPriorityEnum;
+import ca.uhn.fhir.model.dstu.valueset.DiagnosticOrderStatusEnum;
+import ca.uhn.fhir.model.dstu.valueset.DiagnosticReportStatusEnum;
+import ca.uhn.fhir.model.dstu.valueset.DocumentModeEnum;
+import ca.uhn.fhir.model.dstu.resource.Encounter;
+import ca.uhn.fhir.model.dstu.valueset.EncounterClassEnum;
+import ca.uhn.fhir.model.dstu.valueset.EncounterReasonCodesEnum;
+import ca.uhn.fhir.model.dstu.valueset.EncounterStateEnum;
+import ca.uhn.fhir.model.dstu.valueset.EncounterTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.ExtensionContextEnum;
+import ca.uhn.fhir.model.dstu.valueset.FHIRDefinedTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.FilterOperatorEnum;
+import ca.uhn.fhir.model.dstu.resource.Group;
+import ca.uhn.fhir.model.dstu.valueset.GroupTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.HierarchicalRelationshipTypeEnum;
 import ca.uhn.fhir.model.dstu.composite.HumanNameDt;
 import ca.uhn.fhir.model.dstu.composite.IdentifierDt;
-import ca.uhn.fhir.model.dstu.composite.ResourceReferenceDt;
-import ca.uhn.fhir.model.dstu.valueset.AdministrativeGenderCodesEnum;
+import ca.uhn.fhir.model.dstu.valueset.ImagingModalityEnum;
+import ca.uhn.fhir.model.dstu.resource.ImagingStudy;
+import ca.uhn.fhir.model.dstu.valueset.InstanceAvailabilityEnum;
+import ca.uhn.fhir.model.dstu.valueset.LinkTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.Location;
+import ca.uhn.fhir.model.dstu.valueset.LocationModeEnum;
+import ca.uhn.fhir.model.dstu.valueset.LocationStatusEnum;
+import ca.uhn.fhir.model.dstu.valueset.LocationTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.MaritalStatusCodesEnum;
+import ca.uhn.fhir.model.dstu.resource.Media;
+import ca.uhn.fhir.model.dstu.valueset.MediaTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.Medication;
+import ca.uhn.fhir.model.dstu.valueset.MedicationKindEnum;
+import ca.uhn.fhir.model.dstu.valueset.MessageEventEnum;
+import ca.uhn.fhir.model.dstu.valueset.MessageSignificanceCategoryEnum;
+import ca.uhn.fhir.model.dstu.valueset.MessageTransportEnum;
+import ca.uhn.fhir.model.dstu.valueset.ModalityEnum;
+import ca.uhn.fhir.model.dstu.resource.Observation;
+import ca.uhn.fhir.model.dstu.valueset.ObservationInterpretationCodesEnum;
+import ca.uhn.fhir.model.dstu.valueset.ObservationRelationshipTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.ObservationReliabilityEnum;
+import ca.uhn.fhir.model.dstu.valueset.ObservationStatusEnum;
+import ca.uhn.fhir.model.dstu.resource.Organization;
+import ca.uhn.fhir.model.dstu.valueset.OrganizationTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.ParticipantTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.Patient;
 import ca.uhn.fhir.model.dstu.valueset.PatientRelationshipTypeEnum;
+import ca.uhn.fhir.model.dstu.composite.PeriodDt;
+import ca.uhn.fhir.model.dstu.resource.Practitioner;
+import ca.uhn.fhir.model.dstu.valueset.PractitionerRoleEnum;
+import ca.uhn.fhir.model.dstu.valueset.PractitionerSpecialtyEnum;
+import ca.uhn.fhir.model.dstu.resource.Profile;
+import ca.uhn.fhir.model.dstu.valueset.PropertyRepresentationEnum;
+import ca.uhn.fhir.model.dstu.composite.QuantityDt;
+import ca.uhn.fhir.model.dstu.composite.RangeDt;
+import ca.uhn.fhir.model.dstu.composite.RatioDt;
+import ca.uhn.fhir.model.dstu.resource.RelatedPerson;
+import ca.uhn.fhir.model.dstu.valueset.ResourceProfileStatusEnum;
+import ca.uhn.fhir.model.dstu.composite.ResourceReferenceDt;
+import ca.uhn.fhir.model.dstu.valueset.ResourceTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.RestfulConformanceModeEnum;
+import ca.uhn.fhir.model.dstu.valueset.RestfulOperationSystemEnum;
+import ca.uhn.fhir.model.dstu.valueset.RestfulOperationTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.RestfulSecurityServiceEnum;
+import ca.uhn.fhir.model.dstu.composite.SampledDataDt;
+import ca.uhn.fhir.model.dstu.valueset.SearchParamTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.SlicingRulesEnum;
+import ca.uhn.fhir.model.dstu.resource.Specimen;
+import ca.uhn.fhir.model.dstu.valueset.SpecimenCollectionMethodEnum;
+import ca.uhn.fhir.model.dstu.valueset.SpecimenTreatmentProcedureEnum;
+import ca.uhn.fhir.model.dstu.resource.Substance;
+import ca.uhn.fhir.model.dstu.valueset.SubstanceTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.ValueSet;
+import ca.uhn.fhir.model.dstu.valueset.ValueSetStatusEnum;
+import ca.uhn.fhir.model.api.IResource;
+import ca.uhn.fhir.model.dstu.composite.DurationDt;
+import ca.uhn.fhir.model.primitive.Base64BinaryDt;
+import ca.uhn.fhir.model.primitive.BooleanDt;
+import ca.uhn.fhir.model.primitive.BoundCodeDt;
 import ca.uhn.fhir.model.primitive.BoundCodeableConceptDt;
+import ca.uhn.fhir.model.primitive.CodeDt;
+import ca.uhn.fhir.model.primitive.DateDt;
+import ca.uhn.fhir.model.primitive.DateTimeDt;
+import ca.uhn.fhir.model.primitive.DecimalDt;
+import ca.uhn.fhir.model.primitive.IdDt;
+import ca.uhn.fhir.model.primitive.InstantDt;
+import ca.uhn.fhir.model.primitive.IntegerDt;
+import ca.uhn.fhir.model.primitive.OidDt;
+import ca.uhn.fhir.model.primitive.StringDt;
+import ca.uhn.fhir.model.primitive.UriDt;
 
 
 /**
@@ -187,10 +278,15 @@ public class RelatedPerson extends BaseResource implements IResource {
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myIdentifier,  myPatient,  myRelationship,  myName,  myTelecom,  myGender,  myAddress,  myPhoto);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myIdentifier,  myPatient,  myRelationship,  myName,  myTelecom,  myGender,  myAddress,  myPhoto);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myIdentifier, myPatient, myRelationship, myName, myTelecom, myGender, myAddress, myPhoto);
+	}
 
 	/**
 	 * Gets the value(s) for <b>identifier</b> (A Human identifier for this person).

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/resource/Specimen.java

@@ -17,32 +17,113 @@
 package ca.uhn.fhir.model.dstu.resource;
 
 
-import java.util.Date;
+import java.util.*;
+import ca.uhn.fhir.model.api.*;
+import ca.uhn.fhir.model.api.annotation.*;
 
-import ca.uhn.fhir.model.api.BaseElement;
-import ca.uhn.fhir.model.api.BaseResource;
-import ca.uhn.fhir.model.api.IDatatype;
-import ca.uhn.fhir.model.api.IElement;
-import ca.uhn.fhir.model.api.IResource;
-import ca.uhn.fhir.model.api.IResourceBlock;
-import ca.uhn.fhir.model.api.TemporalPrecisionEnum;
-import ca.uhn.fhir.model.api.annotation.Block;
-import ca.uhn.fhir.model.api.annotation.Child;
-import ca.uhn.fhir.model.api.annotation.Description;
-import ca.uhn.fhir.model.api.annotation.ResourceDef;
+import ca.uhn.fhir.model.dstu.composite.AddressDt;
+import ca.uhn.fhir.model.dstu.valueset.AdministrativeGenderCodesEnum;
+import ca.uhn.fhir.model.dstu.valueset.AdmitSourceEnum;
+import ca.uhn.fhir.model.dstu.valueset.AggregationModeEnum;
+import ca.uhn.fhir.model.dstu.valueset.AnimalSpeciesEnum;
+import ca.uhn.fhir.model.dstu.composite.AttachmentDt;
+import ca.uhn.fhir.model.dstu.valueset.BindingConformanceEnum;
 import ca.uhn.fhir.model.dstu.composite.CodeableConceptDt;
-import ca.uhn.fhir.model.dstu.composite.IdentifierDt;
-import ca.uhn.fhir.model.dstu.composite.PeriodDt;
-import ca.uhn.fhir.model.dstu.composite.QuantityDt;
-import ca.uhn.fhir.model.dstu.composite.ResourceReferenceDt;
+import ca.uhn.fhir.model.dstu.composite.CodingDt;
+import ca.uhn.fhir.model.dstu.valueset.ConformanceEventModeEnum;
+import ca.uhn.fhir.model.dstu.valueset.ConformanceStatementStatusEnum;
+import ca.uhn.fhir.model.dstu.valueset.ConstraintSeverityEnum;
+import ca.uhn.fhir.model.dstu.composite.ContactDt;
+import ca.uhn.fhir.model.dstu.valueset.DataTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.Device;
+import ca.uhn.fhir.model.dstu.resource.DiagnosticOrder;
+import ca.uhn.fhir.model.dstu.valueset.DiagnosticOrderPriorityEnum;
+import ca.uhn.fhir.model.dstu.valueset.DiagnosticOrderStatusEnum;
+import ca.uhn.fhir.model.dstu.valueset.DiagnosticReportStatusEnum;
+import ca.uhn.fhir.model.dstu.valueset.DocumentModeEnum;
+import ca.uhn.fhir.model.dstu.resource.Encounter;
+import ca.uhn.fhir.model.dstu.valueset.EncounterClassEnum;
+import ca.uhn.fhir.model.dstu.valueset.EncounterReasonCodesEnum;
+import ca.uhn.fhir.model.dstu.valueset.EncounterStateEnum;
+import ca.uhn.fhir.model.dstu.valueset.EncounterTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.ExtensionContextEnum;
+import ca.uhn.fhir.model.dstu.valueset.FHIRDefinedTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.FilterOperatorEnum;
+import ca.uhn.fhir.model.dstu.resource.Group;
+import ca.uhn.fhir.model.dstu.valueset.GroupTypeEnum;
 import ca.uhn.fhir.model.dstu.valueset.HierarchicalRelationshipTypeEnum;
+import ca.uhn.fhir.model.dstu.composite.HumanNameDt;
+import ca.uhn.fhir.model.dstu.composite.IdentifierDt;
+import ca.uhn.fhir.model.dstu.valueset.ImagingModalityEnum;
+import ca.uhn.fhir.model.dstu.resource.ImagingStudy;
+import ca.uhn.fhir.model.dstu.valueset.InstanceAvailabilityEnum;
+import ca.uhn.fhir.model.dstu.valueset.LinkTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.Location;
+import ca.uhn.fhir.model.dstu.valueset.LocationModeEnum;
+import ca.uhn.fhir.model.dstu.valueset.LocationStatusEnum;
+import ca.uhn.fhir.model.dstu.valueset.LocationTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.MaritalStatusCodesEnum;
+import ca.uhn.fhir.model.dstu.resource.Media;
+import ca.uhn.fhir.model.dstu.valueset.MediaTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.Medication;
+import ca.uhn.fhir.model.dstu.valueset.MedicationKindEnum;
+import ca.uhn.fhir.model.dstu.valueset.MessageEventEnum;
+import ca.uhn.fhir.model.dstu.valueset.MessageSignificanceCategoryEnum;
+import ca.uhn.fhir.model.dstu.valueset.MessageTransportEnum;
+import ca.uhn.fhir.model.dstu.valueset.ModalityEnum;
+import ca.uhn.fhir.model.dstu.resource.Observation;
+import ca.uhn.fhir.model.dstu.valueset.ObservationInterpretationCodesEnum;
+import ca.uhn.fhir.model.dstu.valueset.ObservationRelationshipTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.ObservationReliabilityEnum;
+import ca.uhn.fhir.model.dstu.valueset.ObservationStatusEnum;
+import ca.uhn.fhir.model.dstu.resource.Organization;
+import ca.uhn.fhir.model.dstu.valueset.OrganizationTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.ParticipantTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.Patient;
+import ca.uhn.fhir.model.dstu.valueset.PatientRelationshipTypeEnum;
+import ca.uhn.fhir.model.dstu.composite.PeriodDt;
+import ca.uhn.fhir.model.dstu.resource.Practitioner;
+import ca.uhn.fhir.model.dstu.valueset.PractitionerRoleEnum;
+import ca.uhn.fhir.model.dstu.valueset.PractitionerSpecialtyEnum;
+import ca.uhn.fhir.model.dstu.resource.Profile;
+import ca.uhn.fhir.model.dstu.valueset.PropertyRepresentationEnum;
+import ca.uhn.fhir.model.dstu.composite.QuantityDt;
+import ca.uhn.fhir.model.dstu.composite.RangeDt;
+import ca.uhn.fhir.model.dstu.composite.RatioDt;
+import ca.uhn.fhir.model.dstu.resource.RelatedPerson;
+import ca.uhn.fhir.model.dstu.valueset.ResourceProfileStatusEnum;
+import ca.uhn.fhir.model.dstu.composite.ResourceReferenceDt;
+import ca.uhn.fhir.model.dstu.valueset.ResourceTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.RestfulConformanceModeEnum;
+import ca.uhn.fhir.model.dstu.valueset.RestfulOperationSystemEnum;
+import ca.uhn.fhir.model.dstu.valueset.RestfulOperationTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.RestfulSecurityServiceEnum;
+import ca.uhn.fhir.model.dstu.composite.SampledDataDt;
+import ca.uhn.fhir.model.dstu.valueset.SearchParamTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.SlicingRulesEnum;
+import ca.uhn.fhir.model.dstu.resource.Specimen;
 import ca.uhn.fhir.model.dstu.valueset.SpecimenCollectionMethodEnum;
 import ca.uhn.fhir.model.dstu.valueset.SpecimenTreatmentProcedureEnum;
+import ca.uhn.fhir.model.dstu.resource.Substance;
+import ca.uhn.fhir.model.dstu.valueset.SubstanceTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.ValueSet;
+import ca.uhn.fhir.model.dstu.valueset.ValueSetStatusEnum;
+import ca.uhn.fhir.model.api.IResource;
+import ca.uhn.fhir.model.dstu.composite.DurationDt;
+import ca.uhn.fhir.model.primitive.Base64BinaryDt;
+import ca.uhn.fhir.model.primitive.BooleanDt;
 import ca.uhn.fhir.model.primitive.BoundCodeDt;
 import ca.uhn.fhir.model.primitive.BoundCodeableConceptDt;
 import ca.uhn.fhir.model.primitive.CodeDt;
+import ca.uhn.fhir.model.primitive.DateDt;
 import ca.uhn.fhir.model.primitive.DateTimeDt;
+import ca.uhn.fhir.model.primitive.DecimalDt;
+import ca.uhn.fhir.model.primitive.IdDt;
+import ca.uhn.fhir.model.primitive.InstantDt;
+import ca.uhn.fhir.model.primitive.IntegerDt;
+import ca.uhn.fhir.model.primitive.OidDt;
 import ca.uhn.fhir.model.primitive.StringDt;
+import ca.uhn.fhir.model.primitive.UriDt;
 
 
 /**
@@ -147,10 +228,15 @@ public class Specimen extends BaseResource implements IResource {
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myIdentifier,  myType,  mySource,  mySubject,  myAccessionIdentifier,  myReceivedTime,  myCollection,  myTreatment,  myContainer);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myIdentifier,  myType,  mySource,  mySubject,  myAccessionIdentifier,  myReceivedTime,  myCollection,  myTreatment,  myContainer);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myIdentifier, myType, mySource, mySubject, myAccessionIdentifier, myReceivedTime, myCollection, myTreatment, myContainer);
+	}
 
 	/**
 	 * Gets the value(s) for <b>identifier</b> (External Identifier).
@@ -537,10 +623,15 @@ public class Specimen extends BaseResource implements IResource {
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myRelationship,  myTarget);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myRelationship,  myTarget);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myRelationship, myTarget);
+	}
 
 	/**
 	 * Gets the value(s) for <b>relationship</b> (parent | child).
@@ -684,10 +775,15 @@ public class Specimen extends BaseResource implements IResource {
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myCollector,  myComment,  myCollected,  myQuantity,  myMethod,  mySourceSite);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myCollector,  myComment,  myCollected,  myQuantity,  myMethod,  mySourceSite);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myCollector, myComment, myCollected, myQuantity, myMethod, mySourceSite);
+	}
 
 	/**
 	 * Gets the value(s) for <b>collector</b> (Who collected the specimen).
@@ -956,10 +1052,15 @@ public class Specimen extends BaseResource implements IResource {
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myDescription,  myProcedure,  myAdditive);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myDescription,  myProcedure,  myAdditive);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myDescription, myProcedure, myAdditive);
+	}
 
 	/**
 	 * Gets the value(s) for <b>description</b> (Textual description of procedure).
@@ -1143,10 +1244,15 @@ public class Specimen extends BaseResource implements IResource {
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myIdentifier,  myDescription,  myType,  myCapacity,  mySpecimenQuantity,  myAdditive);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myIdentifier,  myDescription,  myType,  myCapacity,  mySpecimenQuantity,  myAdditive);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myIdentifier, myDescription, myType, myCapacity, mySpecimenQuantity, myAdditive);
+	}
 
 	/**
 	 * Gets the value(s) for <b>identifier</b> (Id for the container).

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/resource/Substance.java

@@ -17,27 +17,113 @@
 package ca.uhn.fhir.model.dstu.resource;
 
 
-import java.util.Date;
+import java.util.*;
+import ca.uhn.fhir.model.api.*;
+import ca.uhn.fhir.model.api.annotation.*;
 
-import ca.uhn.fhir.model.api.BaseElement;
-import ca.uhn.fhir.model.api.BaseResource;
-import ca.uhn.fhir.model.api.IElement;
-import ca.uhn.fhir.model.api.IResource;
-import ca.uhn.fhir.model.api.IResourceBlock;
-import ca.uhn.fhir.model.api.TemporalPrecisionEnum;
-import ca.uhn.fhir.model.api.annotation.Block;
-import ca.uhn.fhir.model.api.annotation.Child;
-import ca.uhn.fhir.model.api.annotation.Description;
-import ca.uhn.fhir.model.api.annotation.ResourceDef;
+import ca.uhn.fhir.model.dstu.composite.AddressDt;
+import ca.uhn.fhir.model.dstu.valueset.AdministrativeGenderCodesEnum;
+import ca.uhn.fhir.model.dstu.valueset.AdmitSourceEnum;
+import ca.uhn.fhir.model.dstu.valueset.AggregationModeEnum;
+import ca.uhn.fhir.model.dstu.valueset.AnimalSpeciesEnum;
+import ca.uhn.fhir.model.dstu.composite.AttachmentDt;
+import ca.uhn.fhir.model.dstu.valueset.BindingConformanceEnum;
 import ca.uhn.fhir.model.dstu.composite.CodeableConceptDt;
+import ca.uhn.fhir.model.dstu.composite.CodingDt;
+import ca.uhn.fhir.model.dstu.valueset.ConformanceEventModeEnum;
+import ca.uhn.fhir.model.dstu.valueset.ConformanceStatementStatusEnum;
+import ca.uhn.fhir.model.dstu.valueset.ConstraintSeverityEnum;
+import ca.uhn.fhir.model.dstu.composite.ContactDt;
+import ca.uhn.fhir.model.dstu.valueset.DataTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.Device;
+import ca.uhn.fhir.model.dstu.resource.DiagnosticOrder;
+import ca.uhn.fhir.model.dstu.valueset.DiagnosticOrderPriorityEnum;
+import ca.uhn.fhir.model.dstu.valueset.DiagnosticOrderStatusEnum;
+import ca.uhn.fhir.model.dstu.valueset.DiagnosticReportStatusEnum;
+import ca.uhn.fhir.model.dstu.valueset.DocumentModeEnum;
+import ca.uhn.fhir.model.dstu.resource.Encounter;
+import ca.uhn.fhir.model.dstu.valueset.EncounterClassEnum;
+import ca.uhn.fhir.model.dstu.valueset.EncounterReasonCodesEnum;
+import ca.uhn.fhir.model.dstu.valueset.EncounterStateEnum;
+import ca.uhn.fhir.model.dstu.valueset.EncounterTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.ExtensionContextEnum;
+import ca.uhn.fhir.model.dstu.valueset.FHIRDefinedTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.FilterOperatorEnum;
+import ca.uhn.fhir.model.dstu.resource.Group;
+import ca.uhn.fhir.model.dstu.valueset.GroupTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.HierarchicalRelationshipTypeEnum;
+import ca.uhn.fhir.model.dstu.composite.HumanNameDt;
 import ca.uhn.fhir.model.dstu.composite.IdentifierDt;
+import ca.uhn.fhir.model.dstu.valueset.ImagingModalityEnum;
+import ca.uhn.fhir.model.dstu.resource.ImagingStudy;
+import ca.uhn.fhir.model.dstu.valueset.InstanceAvailabilityEnum;
+import ca.uhn.fhir.model.dstu.valueset.LinkTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.Location;
+import ca.uhn.fhir.model.dstu.valueset.LocationModeEnum;
+import ca.uhn.fhir.model.dstu.valueset.LocationStatusEnum;
+import ca.uhn.fhir.model.dstu.valueset.LocationTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.MaritalStatusCodesEnum;
+import ca.uhn.fhir.model.dstu.resource.Media;
+import ca.uhn.fhir.model.dstu.valueset.MediaTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.Medication;
+import ca.uhn.fhir.model.dstu.valueset.MedicationKindEnum;
+import ca.uhn.fhir.model.dstu.valueset.MessageEventEnum;
+import ca.uhn.fhir.model.dstu.valueset.MessageSignificanceCategoryEnum;
+import ca.uhn.fhir.model.dstu.valueset.MessageTransportEnum;
+import ca.uhn.fhir.model.dstu.valueset.ModalityEnum;
+import ca.uhn.fhir.model.dstu.resource.Observation;
+import ca.uhn.fhir.model.dstu.valueset.ObservationInterpretationCodesEnum;
+import ca.uhn.fhir.model.dstu.valueset.ObservationRelationshipTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.ObservationReliabilityEnum;
+import ca.uhn.fhir.model.dstu.valueset.ObservationStatusEnum;
+import ca.uhn.fhir.model.dstu.resource.Organization;
+import ca.uhn.fhir.model.dstu.valueset.OrganizationTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.ParticipantTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.Patient;
+import ca.uhn.fhir.model.dstu.valueset.PatientRelationshipTypeEnum;
+import ca.uhn.fhir.model.dstu.composite.PeriodDt;
+import ca.uhn.fhir.model.dstu.resource.Practitioner;
+import ca.uhn.fhir.model.dstu.valueset.PractitionerRoleEnum;
+import ca.uhn.fhir.model.dstu.valueset.PractitionerSpecialtyEnum;
+import ca.uhn.fhir.model.dstu.resource.Profile;
+import ca.uhn.fhir.model.dstu.valueset.PropertyRepresentationEnum;
 import ca.uhn.fhir.model.dstu.composite.QuantityDt;
+import ca.uhn.fhir.model.dstu.composite.RangeDt;
 import ca.uhn.fhir.model.dstu.composite.RatioDt;
+import ca.uhn.fhir.model.dstu.resource.RelatedPerson;
+import ca.uhn.fhir.model.dstu.valueset.ResourceProfileStatusEnum;
 import ca.uhn.fhir.model.dstu.composite.ResourceReferenceDt;
+import ca.uhn.fhir.model.dstu.valueset.ResourceTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.RestfulConformanceModeEnum;
+import ca.uhn.fhir.model.dstu.valueset.RestfulOperationSystemEnum;
+import ca.uhn.fhir.model.dstu.valueset.RestfulOperationTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.RestfulSecurityServiceEnum;
+import ca.uhn.fhir.model.dstu.composite.SampledDataDt;
+import ca.uhn.fhir.model.dstu.valueset.SearchParamTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.SlicingRulesEnum;
+import ca.uhn.fhir.model.dstu.resource.Specimen;
+import ca.uhn.fhir.model.dstu.valueset.SpecimenCollectionMethodEnum;
+import ca.uhn.fhir.model.dstu.valueset.SpecimenTreatmentProcedureEnum;
+import ca.uhn.fhir.model.dstu.resource.Substance;
 import ca.uhn.fhir.model.dstu.valueset.SubstanceTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.ValueSet;
+import ca.uhn.fhir.model.dstu.valueset.ValueSetStatusEnum;
+import ca.uhn.fhir.model.api.IResource;
+import ca.uhn.fhir.model.dstu.composite.DurationDt;
+import ca.uhn.fhir.model.primitive.Base64BinaryDt;
+import ca.uhn.fhir.model.primitive.BooleanDt;
+import ca.uhn.fhir.model.primitive.BoundCodeDt;
 import ca.uhn.fhir.model.primitive.BoundCodeableConceptDt;
+import ca.uhn.fhir.model.primitive.CodeDt;
+import ca.uhn.fhir.model.primitive.DateDt;
 import ca.uhn.fhir.model.primitive.DateTimeDt;
+import ca.uhn.fhir.model.primitive.DecimalDt;
+import ca.uhn.fhir.model.primitive.IdDt;
+import ca.uhn.fhir.model.primitive.InstantDt;
+import ca.uhn.fhir.model.primitive.IntegerDt;
+import ca.uhn.fhir.model.primitive.OidDt;
 import ca.uhn.fhir.model.primitive.StringDt;
+import ca.uhn.fhir.model.primitive.UriDt;
 
 
 /**
@@ -142,10 +228,15 @@ public class Substance extends BaseResource implements IResource {
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myType,  myDescription,  myInstance,  myIngredient);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myType,  myDescription,  myInstance,  myIngredient);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myType, myDescription, myInstance, myIngredient);
+	}
 
 	/**
 	 * Gets the value(s) for <b>type</b> (What kind of substance this is).
@@ -346,10 +437,15 @@ public class Substance extends BaseResource implements IResource {
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myIdentifier,  myExpiry,  myQuantity);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myIdentifier,  myExpiry,  myQuantity);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myIdentifier, myExpiry, myQuantity);
+	}
 
 	/**
 	 * Gets the value(s) for <b>identifier</b> (Identifier of the package/container).
@@ -505,10 +601,15 @@ public class Substance extends BaseResource implements IResource {
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myQuantity,  mySubstance);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myQuantity,  mySubstance);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myQuantity, mySubstance);
+	}
 
 	/**
 	 * Gets the value(s) for <b>quantity</b> (Optional amount (concentration)).

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/resource/ValueSet.java

@@ -17,27 +17,111 @@
 package ca.uhn.fhir.model.dstu.resource;
 
 
-import java.util.Date;
+import java.util.*;
+import ca.uhn.fhir.model.api.*;
+import ca.uhn.fhir.model.api.annotation.*;
 
-import ca.uhn.fhir.model.api.BaseElement;
-import ca.uhn.fhir.model.api.BaseResource;
-import ca.uhn.fhir.model.api.IElement;
-import ca.uhn.fhir.model.api.IResource;
-import ca.uhn.fhir.model.api.IResourceBlock;
-import ca.uhn.fhir.model.api.TemporalPrecisionEnum;
-import ca.uhn.fhir.model.api.annotation.Block;
-import ca.uhn.fhir.model.api.annotation.Child;
-import ca.uhn.fhir.model.api.annotation.Description;
-import ca.uhn.fhir.model.api.annotation.ResourceDef;
+import ca.uhn.fhir.model.dstu.composite.AddressDt;
+import ca.uhn.fhir.model.dstu.valueset.AdministrativeGenderCodesEnum;
+import ca.uhn.fhir.model.dstu.valueset.AdmitSourceEnum;
+import ca.uhn.fhir.model.dstu.valueset.AggregationModeEnum;
+import ca.uhn.fhir.model.dstu.valueset.AnimalSpeciesEnum;
+import ca.uhn.fhir.model.dstu.composite.AttachmentDt;
+import ca.uhn.fhir.model.dstu.valueset.BindingConformanceEnum;
+import ca.uhn.fhir.model.dstu.composite.CodeableConceptDt;
+import ca.uhn.fhir.model.dstu.composite.CodingDt;
+import ca.uhn.fhir.model.dstu.valueset.ConformanceEventModeEnum;
+import ca.uhn.fhir.model.dstu.valueset.ConformanceStatementStatusEnum;
+import ca.uhn.fhir.model.dstu.valueset.ConstraintSeverityEnum;
 import ca.uhn.fhir.model.dstu.composite.ContactDt;
-import ca.uhn.fhir.model.dstu.composite.IdentifierDt;
+import ca.uhn.fhir.model.dstu.valueset.DataTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.Device;
+import ca.uhn.fhir.model.dstu.resource.DiagnosticOrder;
+import ca.uhn.fhir.model.dstu.valueset.DiagnosticOrderPriorityEnum;
+import ca.uhn.fhir.model.dstu.valueset.DiagnosticOrderStatusEnum;
+import ca.uhn.fhir.model.dstu.valueset.DiagnosticReportStatusEnum;
+import ca.uhn.fhir.model.dstu.valueset.DocumentModeEnum;
+import ca.uhn.fhir.model.dstu.resource.Encounter;
+import ca.uhn.fhir.model.dstu.valueset.EncounterClassEnum;
+import ca.uhn.fhir.model.dstu.valueset.EncounterReasonCodesEnum;
+import ca.uhn.fhir.model.dstu.valueset.EncounterStateEnum;
+import ca.uhn.fhir.model.dstu.valueset.EncounterTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.ExtensionContextEnum;
+import ca.uhn.fhir.model.dstu.valueset.FHIRDefinedTypeEnum;
 import ca.uhn.fhir.model.dstu.valueset.FilterOperatorEnum;
+import ca.uhn.fhir.model.dstu.resource.Group;
+import ca.uhn.fhir.model.dstu.valueset.GroupTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.HierarchicalRelationshipTypeEnum;
+import ca.uhn.fhir.model.dstu.composite.HumanNameDt;
+import ca.uhn.fhir.model.dstu.composite.IdentifierDt;
+import ca.uhn.fhir.model.dstu.valueset.ImagingModalityEnum;
+import ca.uhn.fhir.model.dstu.resource.ImagingStudy;
+import ca.uhn.fhir.model.dstu.valueset.InstanceAvailabilityEnum;
+import ca.uhn.fhir.model.dstu.valueset.LinkTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.Location;
+import ca.uhn.fhir.model.dstu.valueset.LocationModeEnum;
+import ca.uhn.fhir.model.dstu.valueset.LocationStatusEnum;
+import ca.uhn.fhir.model.dstu.valueset.LocationTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.MaritalStatusCodesEnum;
+import ca.uhn.fhir.model.dstu.resource.Media;
+import ca.uhn.fhir.model.dstu.valueset.MediaTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.Medication;
+import ca.uhn.fhir.model.dstu.valueset.MedicationKindEnum;
+import ca.uhn.fhir.model.dstu.valueset.MessageEventEnum;
+import ca.uhn.fhir.model.dstu.valueset.MessageSignificanceCategoryEnum;
+import ca.uhn.fhir.model.dstu.valueset.MessageTransportEnum;
+import ca.uhn.fhir.model.dstu.valueset.ModalityEnum;
+import ca.uhn.fhir.model.dstu.resource.Observation;
+import ca.uhn.fhir.model.dstu.valueset.ObservationInterpretationCodesEnum;
+import ca.uhn.fhir.model.dstu.valueset.ObservationRelationshipTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.ObservationReliabilityEnum;
+import ca.uhn.fhir.model.dstu.valueset.ObservationStatusEnum;
+import ca.uhn.fhir.model.dstu.resource.Organization;
+import ca.uhn.fhir.model.dstu.valueset.OrganizationTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.ParticipantTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.Patient;
+import ca.uhn.fhir.model.dstu.valueset.PatientRelationshipTypeEnum;
+import ca.uhn.fhir.model.dstu.composite.PeriodDt;
+import ca.uhn.fhir.model.dstu.resource.Practitioner;
+import ca.uhn.fhir.model.dstu.valueset.PractitionerRoleEnum;
+import ca.uhn.fhir.model.dstu.valueset.PractitionerSpecialtyEnum;
+import ca.uhn.fhir.model.dstu.resource.Profile;
+import ca.uhn.fhir.model.dstu.valueset.PropertyRepresentationEnum;
+import ca.uhn.fhir.model.dstu.composite.QuantityDt;
+import ca.uhn.fhir.model.dstu.composite.RangeDt;
+import ca.uhn.fhir.model.dstu.composite.RatioDt;
+import ca.uhn.fhir.model.dstu.resource.RelatedPerson;
+import ca.uhn.fhir.model.dstu.valueset.ResourceProfileStatusEnum;
+import ca.uhn.fhir.model.dstu.composite.ResourceReferenceDt;
+import ca.uhn.fhir.model.dstu.valueset.ResourceTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.RestfulConformanceModeEnum;
+import ca.uhn.fhir.model.dstu.valueset.RestfulOperationSystemEnum;
+import ca.uhn.fhir.model.dstu.valueset.RestfulOperationTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.RestfulSecurityServiceEnum;
+import ca.uhn.fhir.model.dstu.composite.SampledDataDt;
+import ca.uhn.fhir.model.dstu.valueset.SearchParamTypeEnum;
+import ca.uhn.fhir.model.dstu.valueset.SlicingRulesEnum;
+import ca.uhn.fhir.model.dstu.resource.Specimen;
+import ca.uhn.fhir.model.dstu.valueset.SpecimenCollectionMethodEnum;
+import ca.uhn.fhir.model.dstu.valueset.SpecimenTreatmentProcedureEnum;
+import ca.uhn.fhir.model.dstu.resource.Substance;
+import ca.uhn.fhir.model.dstu.valueset.SubstanceTypeEnum;
+import ca.uhn.fhir.model.dstu.resource.ValueSet;
 import ca.uhn.fhir.model.dstu.valueset.ValueSetStatusEnum;
+import ca.uhn.fhir.model.api.IResource;
+import ca.uhn.fhir.model.dstu.composite.DurationDt;
+import ca.uhn.fhir.model.primitive.Base64BinaryDt;
 import ca.uhn.fhir.model.primitive.BooleanDt;
 import ca.uhn.fhir.model.primitive.BoundCodeDt;
+import ca.uhn.fhir.model.primitive.BoundCodeableConceptDt;
 import ca.uhn.fhir.model.primitive.CodeDt;
+import ca.uhn.fhir.model.primitive.DateDt;
 import ca.uhn.fhir.model.primitive.DateTimeDt;
+import ca.uhn.fhir.model.primitive.DecimalDt;
+import ca.uhn.fhir.model.primitive.IdDt;
 import ca.uhn.fhir.model.primitive.InstantDt;
+import ca.uhn.fhir.model.primitive.IntegerDt;
+import ca.uhn.fhir.model.primitive.OidDt;
 import ca.uhn.fhir.model.primitive.StringDt;
 import ca.uhn.fhir.model.primitive.UriDt;
 
@@ -274,10 +358,15 @@ public class ValueSet extends BaseResource implements IResource {
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myIdentifier,  myVersion,  myName,  myPublisher,  myTelecom,  myDescription,  myCopyright,  myStatus,  myExperimental,  myExtensible,  myDate,  myDefine,  myCompose,  myExpansion);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myIdentifier,  myVersion,  myName,  myPublisher,  myTelecom,  myDescription,  myCopyright,  myStatus,  myExperimental,  myExtensible,  myDate,  myDefine,  myCompose,  myExpansion);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myIdentifier, myVersion, myName, myPublisher, myTelecom, myDescription, myCopyright, myStatus, myExperimental, myExtensible, myDate, myDefine, myCompose, myExpansion);
+	}
 
 	/**
 	 * Gets the value(s) for <b>identifier</b> (Logical id to reference this value set).
@@ -903,10 +992,15 @@ public class ValueSet extends BaseResource implements IResource {
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  mySystem,  myVersion,  myCaseSensitive,  myConcept);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  mySystem,  myVersion,  myCaseSensitive,  myConcept);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, mySystem, myVersion, myCaseSensitive, myConcept);
+	}
 
 	/**
 	 * Gets the value(s) for <b>system</b> (URI to identify the code system).
@@ -1136,10 +1230,15 @@ public class ValueSet extends BaseResource implements IResource {
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myCode,  myAbstract,  myDisplay,  myDefinition,  myConcept);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myCode,  myAbstract,  myDisplay,  myDefinition,  myConcept);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myCode, myAbstract, myDisplay, myDefinition, myConcept);
+	}
 
 	/**
 	 * Gets the value(s) for <b>code</b> (Code that identifies concept).
@@ -1400,10 +1499,15 @@ public class ValueSet extends BaseResource implements IResource {
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myImport,  myInclude,  myExclude);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myImport,  myInclude,  myExclude);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myImport, myInclude, myExclude);
+	}
 
 	/**
 	 * Gets the value(s) for <b>import</b> (Import the contents of another value set).
@@ -1600,10 +1704,15 @@ public class ValueSet extends BaseResource implements IResource {
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  mySystem,  myVersion,  myCode,  myFilter);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  mySystem,  myVersion,  myCode,  myFilter);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, mySystem, myVersion, myCode, myFilter);
+	}
 
 	/**
 	 * Gets the value(s) for <b>system</b> (The system the codes come from).
@@ -1835,10 +1944,15 @@ public class ValueSet extends BaseResource implements IResource {
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myProperty,  myOp,  myValue);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myProperty,  myOp,  myValue);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myProperty, myOp, myValue);
+	}
 
 	/**
 	 * Gets the value(s) for <b>property</b> ().
@@ -2013,10 +2127,15 @@ public class ValueSet extends BaseResource implements IResource {
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  myIdentifier,  myTimestamp,  myContains);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  myIdentifier,  myTimestamp,  myContains);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, myIdentifier, myTimestamp, myContains);
+	}
 
 	/**
 	 * Gets the value(s) for <b>identifier</b> (Uniquely identifies this expansion).
@@ -2196,10 +2315,15 @@ public class ValueSet extends BaseResource implements IResource {
 		return super.isBaseEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(  mySystem,  myCode,  myDisplay,  myContains);
 	}
 	
+	@Override
 	public java.util.List<IElement> getAllPopulatedChildElements() {
-		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(  mySystem,  myCode,  myDisplay,  myContains);
+		return getAllPopulatedChildElementsOfType(null);
 	}
 
+	@Override
+	public <T extends IElement> List<T> getAllPopulatedChildElementsOfType(Class<T> theType) {
+		return ca.uhn.fhir.util.ElementUtil.allPopulatedChildElements(theType, mySystem, myCode, myDisplay, myContains);
+	}
 
 	/**
 	 * Gets the value(s) for <b>system</b> (System value for the code).

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/valueset/AddressUseEnum.java

@@ -1,11 +1,10 @@
 
 package ca.uhn.fhir.model.dstu.valueset;
 
+import ca.uhn.fhir.model.api.*;
 import java.util.HashMap;
 import java.util.Map;
 
-import ca.uhn.fhir.model.api.IValueSetEnumBinder;
-
 public enum AddressUseEnum {
 
 	/**

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/valueset/AdministrativeGenderCodesEnum.java

@@ -1,11 +1,10 @@
 
 package ca.uhn.fhir.model.dstu.valueset;
 
+import ca.uhn.fhir.model.api.*;
 import java.util.HashMap;
 import java.util.Map;
 
-import ca.uhn.fhir.model.api.IValueSetEnumBinder;
-
 public enum AdministrativeGenderCodesEnum {
 
 	/**

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/valueset/AdmitSourceEnum.java

@@ -1,11 +1,10 @@
 
 package ca.uhn.fhir.model.dstu.valueset;
 
+import ca.uhn.fhir.model.api.*;
 import java.util.HashMap;
 import java.util.Map;
 
-import ca.uhn.fhir.model.api.IValueSetEnumBinder;
-
 public enum AdmitSourceEnum {
 
 	/**

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/valueset/AggregationModeEnum.java

@@ -1,11 +1,10 @@
 
 package ca.uhn.fhir.model.dstu.valueset;
 
+import ca.uhn.fhir.model.api.*;
 import java.util.HashMap;
 import java.util.Map;
 
-import ca.uhn.fhir.model.api.IValueSetEnumBinder;
-
 public enum AggregationModeEnum {
 
 	/**

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/valueset/AnimalSpeciesEnum.java

@@ -1,11 +1,10 @@
 
 package ca.uhn.fhir.model.dstu.valueset;
 
+import ca.uhn.fhir.model.api.*;
 import java.util.HashMap;
 import java.util.Map;
 
-import ca.uhn.fhir.model.api.IValueSetEnumBinder;
-
 public enum AnimalSpeciesEnum {
 
 	/**

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/valueset/BindingConformanceEnum.java

@@ -1,11 +1,10 @@
 
 package ca.uhn.fhir.model.dstu.valueset;
 
+import ca.uhn.fhir.model.api.*;
 import java.util.HashMap;
 import java.util.Map;
 
-import ca.uhn.fhir.model.api.IValueSetEnumBinder;
-
 public enum BindingConformanceEnum {
 
 	/**

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/valueset/ConformanceEventModeEnum.java

@@ -1,11 +1,10 @@
 
 package ca.uhn.fhir.model.dstu.valueset;
 
+import ca.uhn.fhir.model.api.*;
 import java.util.HashMap;
 import java.util.Map;
 
-import ca.uhn.fhir.model.api.IValueSetEnumBinder;
-
 public enum ConformanceEventModeEnum {
 
 	/**

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/valueset/ConformanceStatementStatusEnum.java

@@ -1,11 +1,10 @@
 
 package ca.uhn.fhir.model.dstu.valueset;
 
+import ca.uhn.fhir.model.api.*;
 import java.util.HashMap;
 import java.util.Map;
 
-import ca.uhn.fhir.model.api.IValueSetEnumBinder;
-
 public enum ConformanceStatementStatusEnum {
 
 	/**

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/valueset/ConstraintSeverityEnum.java

@@ -1,11 +1,10 @@
 
 package ca.uhn.fhir.model.dstu.valueset;
 
+import ca.uhn.fhir.model.api.*;
 import java.util.HashMap;
 import java.util.Map;
 
-import ca.uhn.fhir.model.api.IValueSetEnumBinder;
-
 public enum ConstraintSeverityEnum {
 
 	/**

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/valueset/ContactSystemEnum.java

@@ -1,11 +1,10 @@
 
 package ca.uhn.fhir.model.dstu.valueset;
 
+import ca.uhn.fhir.model.api.*;
 import java.util.HashMap;
 import java.util.Map;
 
-import ca.uhn.fhir.model.api.IValueSetEnumBinder;
-
 public enum ContactSystemEnum {
 
 	/**

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/valueset/ContactUseEnum.java

@@ -1,11 +1,10 @@
 
 package ca.uhn.fhir.model.dstu.valueset;
 
+import ca.uhn.fhir.model.api.*;
 import java.util.HashMap;
 import java.util.Map;
 
-import ca.uhn.fhir.model.api.IValueSetEnumBinder;
-
 public enum ContactUseEnum {
 
 	/**

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/valueset/DataTypeEnum.java

@@ -1,11 +1,10 @@
 
 package ca.uhn.fhir.model.dstu.valueset;
 
+import ca.uhn.fhir.model.api.*;
 import java.util.HashMap;
 import java.util.Map;
 
-import ca.uhn.fhir.model.api.IValueSetEnumBinder;
-
 public enum DataTypeEnum {
 
 	/**

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/valueset/DiagnosticOrderPriorityEnum.java

@@ -1,11 +1,10 @@
 
 package ca.uhn.fhir.model.dstu.valueset;
 
+import ca.uhn.fhir.model.api.*;
 import java.util.HashMap;
 import java.util.Map;
 
-import ca.uhn.fhir.model.api.IValueSetEnumBinder;
-
 public enum DiagnosticOrderPriorityEnum {
 
 	/**

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/valueset/DiagnosticOrderStatusEnum.java

@@ -1,11 +1,10 @@
 
 package ca.uhn.fhir.model.dstu.valueset;
 
+import ca.uhn.fhir.model.api.*;
 import java.util.HashMap;
 import java.util.Map;
 
-import ca.uhn.fhir.model.api.IValueSetEnumBinder;
-
 public enum DiagnosticOrderStatusEnum {
 
 	/**

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/valueset/DiagnosticReportStatusEnum.java

@@ -1,11 +1,10 @@
 
 package ca.uhn.fhir.model.dstu.valueset;
 
+import ca.uhn.fhir.model.api.*;
 import java.util.HashMap;
 import java.util.Map;
 
-import ca.uhn.fhir.model.api.IValueSetEnumBinder;
-
 public enum DiagnosticReportStatusEnum {
 
 	/**

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/valueset/DocumentModeEnum.java

@@ -1,11 +1,10 @@
 
 package ca.uhn.fhir.model.dstu.valueset;
 
+import ca.uhn.fhir.model.api.*;
 import java.util.HashMap;
 import java.util.Map;
 
-import ca.uhn.fhir.model.api.IValueSetEnumBinder;
-
 public enum DocumentModeEnum {
 
 	/**

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/valueset/EncounterClassEnum.java

@@ -1,11 +1,10 @@
 
 package ca.uhn.fhir.model.dstu.valueset;
 
+import ca.uhn.fhir.model.api.*;
 import java.util.HashMap;
 import java.util.Map;
 
-import ca.uhn.fhir.model.api.IValueSetEnumBinder;
-
 public enum EncounterClassEnum {
 
 	/**

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/valueset/EncounterReasonCodesEnum.java

@@ -1,11 +1,10 @@
 
 package ca.uhn.fhir.model.dstu.valueset;
 
+import ca.uhn.fhir.model.api.*;
 import java.util.HashMap;
 import java.util.Map;
 
-import ca.uhn.fhir.model.api.IValueSetEnumBinder;
-
 public enum EncounterReasonCodesEnum {
 
 	;

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/valueset/EncounterStateEnum.java

@@ -1,11 +1,10 @@
 
 package ca.uhn.fhir.model.dstu.valueset;
 
+import ca.uhn.fhir.model.api.*;
 import java.util.HashMap;
 import java.util.Map;
 
-import ca.uhn.fhir.model.api.IValueSetEnumBinder;
-
 public enum EncounterStateEnum {
 
 	/**

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/valueset/EncounterTypeEnum.java

@@ -1,11 +1,10 @@
 
 package ca.uhn.fhir.model.dstu.valueset;
 
+import ca.uhn.fhir.model.api.*;
 import java.util.HashMap;
 import java.util.Map;
 
-import ca.uhn.fhir.model.api.IValueSetEnumBinder;
-
 public enum EncounterTypeEnum {
 
 	/**

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/valueset/EventTimingEnum.java

@@ -1,11 +1,10 @@
 
 package ca.uhn.fhir.model.dstu.valueset;
 
+import ca.uhn.fhir.model.api.*;
 import java.util.HashMap;
 import java.util.Map;
 
-import ca.uhn.fhir.model.api.IValueSetEnumBinder;
-
 public enum EventTimingEnum {
 
 	/**

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/valueset/ExtensionContextEnum.java

@@ -1,11 +1,10 @@
 
 package ca.uhn.fhir.model.dstu.valueset;
 
+import ca.uhn.fhir.model.api.*;
 import java.util.HashMap;
 import java.util.Map;
 
-import ca.uhn.fhir.model.api.IValueSetEnumBinder;
-
 public enum ExtensionContextEnum {
 
 	/**

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/valueset/FHIRDefinedTypeEnum.java

@@ -1,11 +1,10 @@
 
 package ca.uhn.fhir.model.dstu.valueset;
 
+import ca.uhn.fhir.model.api.*;
 import java.util.HashMap;
 import java.util.Map;
 
-import ca.uhn.fhir.model.api.IValueSetEnumBinder;
-
 public enum FHIRDefinedTypeEnum {
 
 	/**

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/valueset/FilterOperatorEnum.java

@@ -1,11 +1,10 @@
 
 package ca.uhn.fhir.model.dstu.valueset;
 
+import ca.uhn.fhir.model.api.*;
 import java.util.HashMap;
 import java.util.Map;
 
-import ca.uhn.fhir.model.api.IValueSetEnumBinder;
-
 public enum FilterOperatorEnum {
 
 	/**

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/valueset/GroupTypeEnum.java

@@ -1,11 +1,10 @@
 
 package ca.uhn.fhir.model.dstu.valueset;
 
+import ca.uhn.fhir.model.api.*;
 import java.util.HashMap;
 import java.util.Map;
 
-import ca.uhn.fhir.model.api.IValueSetEnumBinder;
-
 public enum GroupTypeEnum {
 
 	/**

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/valueset/HierarchicalRelationshipTypeEnum.java

@@ -1,11 +1,10 @@
 
 package ca.uhn.fhir.model.dstu.valueset;
 
+import ca.uhn.fhir.model.api.*;
 import java.util.HashMap;
 import java.util.Map;
 
-import ca.uhn.fhir.model.api.IValueSetEnumBinder;
-
 public enum HierarchicalRelationshipTypeEnum {
 
 	/**

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/valueset/IdentifierUseEnum.java

@@ -1,11 +1,10 @@
 
 package ca.uhn.fhir.model.dstu.valueset;
 
+import ca.uhn.fhir.model.api.*;
 import java.util.HashMap;
 import java.util.Map;
 
-import ca.uhn.fhir.model.api.IValueSetEnumBinder;
-
 public enum IdentifierUseEnum {
 
 	/**

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/valueset/ImagingModalityEnum.java

@@ -1,11 +1,10 @@
 
 package ca.uhn.fhir.model.dstu.valueset;
 
+import ca.uhn.fhir.model.api.*;
 import java.util.HashMap;
 import java.util.Map;
 
-import ca.uhn.fhir.model.api.IValueSetEnumBinder;
-
 public enum ImagingModalityEnum {
 
 	/**

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/valueset/InstanceAvailabilityEnum.java

@@ -1,11 +1,10 @@
 
 package ca.uhn.fhir.model.dstu.valueset;
 
+import ca.uhn.fhir.model.api.*;
 import java.util.HashMap;
 import java.util.Map;
 
-import ca.uhn.fhir.model.api.IValueSetEnumBinder;
-
 public enum InstanceAvailabilityEnum {
 
 	/**

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/valueset/LinkTypeEnum.java

@@ -1,11 +1,10 @@
 
 package ca.uhn.fhir.model.dstu.valueset;
 
+import ca.uhn.fhir.model.api.*;
 import java.util.HashMap;
 import java.util.Map;
 
-import ca.uhn.fhir.model.api.IValueSetEnumBinder;
-
 public enum LinkTypeEnum {
 
 	/**

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/valueset/LocationModeEnum.java

@@ -1,11 +1,10 @@
 
 package ca.uhn.fhir.model.dstu.valueset;
 
+import ca.uhn.fhir.model.api.*;
 import java.util.HashMap;
 import java.util.Map;
 
-import ca.uhn.fhir.model.api.IValueSetEnumBinder;
-
 public enum LocationModeEnum {
 
 	/**

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/valueset/LocationStatusEnum.java

@@ -1,11 +1,10 @@
 
 package ca.uhn.fhir.model.dstu.valueset;
 
+import ca.uhn.fhir.model.api.*;
 import java.util.HashMap;
 import java.util.Map;
 
-import ca.uhn.fhir.model.api.IValueSetEnumBinder;
-
 public enum LocationStatusEnum {
 
 	/**

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/valueset/LocationTypeEnum.java

@@ -1,11 +1,10 @@
 
 package ca.uhn.fhir.model.dstu.valueset;
 
+import ca.uhn.fhir.model.api.*;
 import java.util.HashMap;
 import java.util.Map;
 
-import ca.uhn.fhir.model.api.IValueSetEnumBinder;
-
 public enum LocationTypeEnum {
 
 	/**

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/valueset/MaritalStatusCodesEnum.java

@@ -1,11 +1,10 @@
 
 package ca.uhn.fhir.model.dstu.valueset;
 
+import ca.uhn.fhir.model.api.*;
 import java.util.HashMap;
 import java.util.Map;
 
-import ca.uhn.fhir.model.api.IValueSetEnumBinder;
-
 public enum MaritalStatusCodesEnum {
 
 	/**

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/valueset/MediaTypeEnum.java

@@ -1,11 +1,10 @@
 
 package ca.uhn.fhir.model.dstu.valueset;
 
+import ca.uhn.fhir.model.api.*;
 import java.util.HashMap;
 import java.util.Map;
 
-import ca.uhn.fhir.model.api.IValueSetEnumBinder;
-
 public enum MediaTypeEnum {
 
 	/**

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/valueset/MedicationKindEnum.java

@@ -1,11 +1,10 @@
 
 package ca.uhn.fhir.model.dstu.valueset;
 
+import ca.uhn.fhir.model.api.*;
 import java.util.HashMap;
 import java.util.Map;
 
-import ca.uhn.fhir.model.api.IValueSetEnumBinder;
-
 public enum MedicationKindEnum {
 
 	/**

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/valueset/MessageEventEnum.java

@@ -1,11 +1,10 @@
 
 package ca.uhn.fhir.model.dstu.valueset;
 
+import ca.uhn.fhir.model.api.*;
 import java.util.HashMap;
 import java.util.Map;
 
-import ca.uhn.fhir.model.api.IValueSetEnumBinder;
-
 public enum MessageEventEnum {
 
 	/**

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/valueset/MessageSignificanceCategoryEnum.java

@@ -1,11 +1,10 @@
 
 package ca.uhn.fhir.model.dstu.valueset;
 
+import ca.uhn.fhir.model.api.*;
 import java.util.HashMap;
 import java.util.Map;
 
-import ca.uhn.fhir.model.api.IValueSetEnumBinder;
-
 public enum MessageSignificanceCategoryEnum {
 
 	/**

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/valueset/MessageTransportEnum.java

@@ -1,11 +1,10 @@
 
 package ca.uhn.fhir.model.dstu.valueset;
 
+import ca.uhn.fhir.model.api.*;
 import java.util.HashMap;
 import java.util.Map;
 
-import ca.uhn.fhir.model.api.IValueSetEnumBinder;
-
 public enum MessageTransportEnum {
 
 	/**

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/valueset/ModalityEnum.java

@@ -1,11 +1,10 @@
 
 package ca.uhn.fhir.model.dstu.valueset;
 
+import ca.uhn.fhir.model.api.*;
 import java.util.HashMap;
 import java.util.Map;
 
-import ca.uhn.fhir.model.api.IValueSetEnumBinder;
-
 public enum ModalityEnum {
 
 	/**

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/valueset/NameUseEnum.java

@@ -1,11 +1,10 @@
 
 package ca.uhn.fhir.model.dstu.valueset;
 
+import ca.uhn.fhir.model.api.*;
 import java.util.HashMap;
 import java.util.Map;
 
-import ca.uhn.fhir.model.api.IValueSetEnumBinder;
-
 public enum NameUseEnum {
 
 	/**

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/valueset/ObservationInterpretationCodesEnum.java

@@ -1,11 +1,10 @@
 
 package ca.uhn.fhir.model.dstu.valueset;
 
+import ca.uhn.fhir.model.api.*;
 import java.util.HashMap;
 import java.util.Map;
 
-import ca.uhn.fhir.model.api.IValueSetEnumBinder;
-
 public enum ObservationInterpretationCodesEnum {
 
 	;

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/valueset/ObservationRelationshipTypeEnum.java

@@ -1,11 +1,10 @@
 
 package ca.uhn.fhir.model.dstu.valueset;
 
+import ca.uhn.fhir.model.api.*;
 import java.util.HashMap;
 import java.util.Map;
 
-import ca.uhn.fhir.model.api.IValueSetEnumBinder;
-
 public enum ObservationRelationshipTypeEnum {
 
 	/**

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/valueset/ObservationReliabilityEnum.java

@@ -1,11 +1,10 @@
 
 package ca.uhn.fhir.model.dstu.valueset;
 
+import ca.uhn.fhir.model.api.*;
 import java.util.HashMap;
 import java.util.Map;
 
-import ca.uhn.fhir.model.api.IValueSetEnumBinder;
-
 public enum ObservationReliabilityEnum {
 
 	/**

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/valueset/ObservationStatusEnum.java

@@ -1,11 +1,10 @@
 
 package ca.uhn.fhir.model.dstu.valueset;
 
+import ca.uhn.fhir.model.api.*;
 import java.util.HashMap;
 import java.util.Map;
 
-import ca.uhn.fhir.model.api.IValueSetEnumBinder;
-
 public enum ObservationStatusEnum {
 
 	/**

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/valueset/OrganizationTypeEnum.java

@@ -1,11 +1,10 @@
 
 package ca.uhn.fhir.model.dstu.valueset;
 
+import ca.uhn.fhir.model.api.*;
 import java.util.HashMap;
 import java.util.Map;
 
-import ca.uhn.fhir.model.api.IValueSetEnumBinder;
-
 public enum OrganizationTypeEnum {
 
 	/**

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/valueset/ParticipantTypeEnum.java

@@ -1,11 +1,10 @@
 
 package ca.uhn.fhir.model.dstu.valueset;
 
+import ca.uhn.fhir.model.api.*;
 import java.util.HashMap;
 import java.util.Map;
 
-import ca.uhn.fhir.model.api.IValueSetEnumBinder;
-
 public enum ParticipantTypeEnum {
 
 	/**

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/valueset/PatientRelationshipTypeEnum.java

@@ -1,11 +1,10 @@
 
 package ca.uhn.fhir.model.dstu.valueset;
 
+import ca.uhn.fhir.model.api.*;
 import java.util.HashMap;
 import java.util.Map;
 
-import ca.uhn.fhir.model.api.IValueSetEnumBinder;
-
 public enum PatientRelationshipTypeEnum {
 
 	;

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/valueset/PractitionerRoleEnum.java

@@ -1,11 +1,10 @@
 
 package ca.uhn.fhir.model.dstu.valueset;
 
+import ca.uhn.fhir.model.api.*;
 import java.util.HashMap;
 import java.util.Map;
 
-import ca.uhn.fhir.model.api.IValueSetEnumBinder;
-
 public enum PractitionerRoleEnum {
 
 	/**

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/valueset/PractitionerSpecialtyEnum.java

@@ -1,11 +1,10 @@
 
 package ca.uhn.fhir.model.dstu.valueset;
 
+import ca.uhn.fhir.model.api.*;
 import java.util.HashMap;
 import java.util.Map;
 
-import ca.uhn.fhir.model.api.IValueSetEnumBinder;
-
 public enum PractitionerSpecialtyEnum {
 
 	/**

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/valueset/PropertyRepresentationEnum.java

@@ -1,11 +1,10 @@
 
 package ca.uhn.fhir.model.dstu.valueset;
 
+import ca.uhn.fhir.model.api.*;
 import java.util.HashMap;
 import java.util.Map;
 
-import ca.uhn.fhir.model.api.IValueSetEnumBinder;
-
 public enum PropertyRepresentationEnum {
 
 	/**

hapi-fhir-base/src/main/java/ca/uhn/fhir/model/dstu/valueset/QuantityCompararatorEnum.java

@@ -1,11 +1,10 @@
 
 package ca.uhn.fhir.model.dstu.valueset;
 
+import ca.uhn.fhir.model.api.*;
 import java.util.HashMap;
 import java.util.Map;
 
-import ca.uhn.fhir.model.api.IValueSetEnumBinder;
-
 public enum QuantityCompararatorEnum {
 
 	/**