Merge pull request #363 from hapifhir/gg-v5117

more fixes for next release

org.hl7.fhir.convertors/src/main/java/org/hl7/fhir/convertors/misc/UTGVersionSorter.java

@@ -0,0 +1,210 @@
+package org.hl7.fhir.convertors.misc;
+
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.FileNotFoundException;
+import java.io.IOException;
+import java.net.URISyntaxException;
+import java.text.ParseException;
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
+import org.hl7.fhir.convertors.VersionConvertor_10_50;
+import org.hl7.fhir.convertors.VersionConvertor_30_50;
+import org.hl7.fhir.convertors.VersionConvertor_40_50;
+import org.hl7.fhir.r5.model.Base;
+import org.hl7.fhir.exceptions.FHIRException;
+import org.hl7.fhir.r5.formats.JsonParser;
+import org.hl7.fhir.r5.formats.XmlParser;
+import org.hl7.fhir.r5.model.CanonicalResource;
+import org.hl7.fhir.r5.model.CodeSystem;
+import org.hl7.fhir.r5.model.Resource;
+import org.hl7.fhir.r5.model.ValueSet;
+import org.hl7.fhir.r5.utils.ToolingExtensions;
+import org.hl7.fhir.utilities.Utilities;
+import org.hl7.fhir.utilities.npm.FilesystemPackageCacheManager;
+import org.hl7.fhir.utilities.npm.NpmPackage;
+import org.hl7.fhir.utilities.npm.NpmPackage.PackageResourceInformation;
+import org.hl7.fhir.utilities.npm.ToolsVersion;
+
+public class UTGVersionSorter {
+
+  private FilesystemPackageCacheManager pcm;
+
+  public class CanonicalResourceAnalysis {
+
+    private CanonicalResource resource;
+    private CanonicalResource r2;
+    private CanonicalResource r3;
+    private CanonicalResource r4;
+    private String fmm;
+    private boolean normative;
+    private String recommendation;
+
+    public CanonicalResourceAnalysis(CanonicalResource cr) {
+      this.resource = cr;
+    }
+
+    public String summary() {
+//      return "Relevant: "+resource.getUrl()+" [r2: "+r2Ver+"/"+r2Fmm+"]"+" [r3: "+r3Ver+"/"+r3Fmm+"]"+" [r4: "+r4Ver+"/"+r4Fmm+"/"+r4Normative+"] ---> "+recommendation;
+      return resource.getUrl()+" ---> "+recommendation;
+    }
+
+    public void analyse(Map<String, CanonicalResource> r2l, Map<String, CanonicalResource> r3l, Map<String, CanonicalResource> r4l) {
+      r2 = findMatch(r2l);
+      r3 = findMatch(r3l);
+      r4 = findMatch(r4l);
+      
+      fmm = r4 != null ? ToolingExtensions.readStringExtension(r4, ToolingExtensions.EXT_FMM_LEVEL) : null;
+      normative = (r4 != null) && ToolingExtensions.readStringExtension(r4, ToolingExtensions.EXT_NORMATIVE_VERSION) != null;
+      if (normative) {
+        recommendation = "1.0.0";
+      } else if (Utilities.existsInList(fmm,"3", "4", "5")) {
+        recommendation = "0.5.0";        
+      } else {
+        int i = 1;
+        if (r2 != null && r3 != null && !match(r2, r3, r2l, r3l)) {
+          i++;
+        }
+        if (r3 != null && r4 != null && !match(r3, r4, r3l, r4l)) {
+          i++;
+        }
+        recommendation = "0."+i+".0";
+      }
+    }
+
+    private boolean match(CanonicalResource l, CanonicalResource r, Map<String, CanonicalResource> ll, Map<String, CanonicalResource> rl) {
+      if (l instanceof CodeSystem && r instanceof CodeSystem) {
+        return matchCS((CodeSystem) l, (CodeSystem) r);
+      } else if (l instanceof ValueSet && r instanceof ValueSet) {
+        return matchVS((ValueSet) l, (ValueSet) r, ll, rl);
+      } else {
+        return false;
+      }
+    }
+
+    private boolean matchVS(ValueSet l, ValueSet r, Map<String, CanonicalResource> ll, Map<String, CanonicalResource> rl) {
+      if (l.getCompose().getInclude().size() == 1 && l.getCompose().getExclude().isEmpty() && l.getCompose().getIncludeFirstRep().hasSystem() && !l.getCompose().getIncludeFirstRep().hasConcept() && !l.getCompose().getIncludeFirstRep().hasFilter() && 
+          r.getCompose().getInclude().size() == 1 && r.getCompose().getExclude().isEmpty() && r.getCompose().getIncludeFirstRep().hasSystem() && !r.getCompose().getIncludeFirstRep().hasConcept() && !r.getCompose().getIncludeFirstRep().hasFilter()) {
+        CodeSystem lc = (CodeSystem) ll.get(l.getCompose().getIncludeFirstRep().getSystem());
+        CodeSystem rc = (CodeSystem) rl.get(l.getCompose().getIncludeFirstRep().getSystem());
+        if (lc != null && rc != null) {
+          return matchCS(lc, rc);
+        }
+      }
+      return false;
+    }
+
+    private boolean matchCS(CodeSystem l, CodeSystem r) {
+      return Base.compareDeep(l.getConcept(), r.getConcept(), false);
+    }
+
+    public CanonicalResource findMatch(Map<String, CanonicalResource> r2) {
+      CanonicalResource r = r2.get(resource.getUrl());
+      if (r == null) {
+        r = r2.get(resource.getUrl().replaceAll("http://terminology.hl7.org/", "http://hl7.org/fhir/"));        
+      }
+      if (r == null) {
+        r = r2.get(resource.getUrl().replaceAll("http://terminology.hl7.org/CodeSystem", "http://hl7.org/fhir/"));        
+      }
+      return r;
+    }
+
+  }
+
+  public static void main(String[] args) throws FileNotFoundException, FHIRException, IOException, ParseException, URISyntaxException {
+    new UTGVersionSorter().execute("C:\\work\\org.hl7.fhir.igs\\UTG\\input\\sourceOfTruth");
+  }
+
+  private void execute(String source) throws IOException {
+    List<CanonicalResourceAnalysis> list = new ArrayList<>();
+    System.out.println("Loading UTG");
+    loadFromSource(list, new File(source));
+    
+    Map<String, CanonicalResource> r2 = loadPackageR2("hl7.fhir.r2.core");
+    Map<String, CanonicalResource> r3 = loadPackageR3("hl7.fhir.r3.core");
+    Map<String, CanonicalResource> r4 = loadPackageR4("hl7.fhir.r4.core");
+    
+    System.out.println("Processing");
+    for (CanonicalResourceAnalysis cr : list) {
+      cr.analyse(r2,r3,r4);
+    }
+    
+    System.out.println("Summary");
+    for (CanonicalResourceAnalysis cr : list) {
+      System.out.println(cr.summary());
+    }
+    System.out.println();
+    System.out.println("Done");
+  }
+
+  private Map<String, CanonicalResource> loadPackageR2(String id) throws IOException {
+    Map<String, CanonicalResource>res = new HashMap<>();
+    if (pcm == null) {
+      pcm = new FilesystemPackageCacheManager(true, ToolsVersion.TOOLS_VERSION);
+    }
+    System.out.println("Load "+id);
+    NpmPackage npm = pcm.loadPackage(id);
+    for (PackageResourceInformation p : npm.listIndexedResources("CodeSystem", "ValueSet")) {
+      CanonicalResource r = (CanonicalResource) VersionConvertor_10_50.convertResource(new org.hl7.fhir.dstu2.formats.JsonParser().parse(npm.load(p)));
+      res.put(r.getUrl(), r);
+    }
+    return res;
+  }
+
+  private Map<String, CanonicalResource> loadPackageR3(String id) throws IOException {
+    Map<String, CanonicalResource>res = new HashMap<>();
+    if (pcm == null) {
+      pcm = new FilesystemPackageCacheManager(true, ToolsVersion.TOOLS_VERSION);
+    }
+    System.out.println("Load "+id);
+    NpmPackage npm = pcm.loadPackage(id);
+    for (PackageResourceInformation p : npm.listIndexedResources("CodeSystem", "ValueSet")) {
+      CanonicalResource r = (CanonicalResource) VersionConvertor_30_50.convertResource(new org.hl7.fhir.dstu3.formats.JsonParser().parse(npm.load(p)), false);
+      res.put(r.getUrl(), r);
+    }
+    return res;
+  }
+
+  private Map<String, CanonicalResource> loadPackageR4(String id) throws IOException {
+    Map<String, CanonicalResource>res = new HashMap<>();
+    if (pcm == null) {
+      pcm = new FilesystemPackageCacheManager(true, ToolsVersion.TOOLS_VERSION);
+    }
+    System.out.println("Load "+id);
+    NpmPackage npm = pcm.loadPackage(id);
+    for (PackageResourceInformation p : npm.listIndexedResources("CodeSystem", "ValueSet")) {
+      CanonicalResource r = (CanonicalResource) VersionConvertor_40_50.convertResource(new org.hl7.fhir.r4.formats.JsonParser().parse(npm.load(p)));
+      res.put(r.getUrl(), r);
+    }
+    return res;
+  }
+
+
+  private void loadFromSource(List<CanonicalResourceAnalysis> list, File source) {
+    for (File f : source.listFiles()) {
+      if (f.isDirectory()) {
+        loadFromSource(list, f);
+      } else if (f.getName().endsWith(".xml")) {
+        try {
+          Resource r = new XmlParser().parse(new FileInputStream(f));
+          if (r instanceof CanonicalResource) {
+            CanonicalResource cr = (CanonicalResource) r;
+            cr.setUserData("path", f.getAbsolutePath());
+            if (cr.hasVersion() && cr.getVersion().startsWith("4.")) {
+              list.add(new CanonicalResourceAnalysis(cr));
+            }
+          }
+        } catch (Exception e) {
+          System.out.println(f.getAbsolutePath()+" not a resource? "+e.getMessage());
+        }
+      }
+    }
+    
+  }
+  
+  
+  
+}

org.hl7.fhir.r5/src/main/java/org/hl7/fhir/r5/context/BaseWorkerContext.java

@@ -49,6 +49,7 @@ import org.apache.commons.lang3.StringUtils;
 import org.fhir.ucum.UcumService;
 import org.hl7.fhir.exceptions.DefinitionException;
 import org.hl7.fhir.exceptions.FHIRException;
+import org.hl7.fhir.exceptions.NoTerminologyServiceException;
 import org.hl7.fhir.exceptions.TerminologyServiceException;
 import org.hl7.fhir.r5.conformance.ProfileUtilities;
 import org.hl7.fhir.r5.context.CanonicalResourceManager.CanonicalResourceProxy;
@@ -910,6 +911,9 @@ public abstract class BaseWorkerContext extends I18nBase implements IWorkerConte
         txCache.cacheValidation(cacheToken, res, TerminologyCache.TRANSIENT);
         return res;
       } catch (Exception e) {
+        if (e instanceof NoTerminologyServiceException) {
+          return new ValidationResult(IssueSeverity.ERROR, "No Terminology Service", TerminologyServiceErrorClass.NOSERVICE);
+        }
       }
     }
 

org.hl7.fhir.r5/src/main/java/org/hl7/fhir/r5/context/SimpleWorkerContext.java

@@ -148,6 +148,7 @@ public class SimpleWorkerContext extends BaseWorkerContext implements IWorkerCon
   private boolean ignoreProfileErrors;
   private boolean progress;
   private List<String> loadedPackages = new ArrayList<String>();
+  private boolean canNoTS;
 
   public SimpleWorkerContext() throws FileNotFoundException, IOException, FHIRException {
     super();
@@ -299,7 +300,7 @@ public class SimpleWorkerContext extends BaseWorkerContext implements IWorkerCon
       setTxCaps(txClient.getTerminologyCapabilities());
       return cps.getSoftware().getVersion();
     } catch (Exception e) {
-      throw new FHIRException(formatMessage(I18nConstants.UNABLE_TO_CONNECT_TO_TERMINOLOGY_SERVER_USE_PARAMETER_TX_NA_TUN_RUN_WITHOUT_USING_TERMINOLOGY_SERVICES_TO_VALIDATE_LOINC_SNOMED_ICDX_ETC_ERROR__, e.getMessage()), e);
+      throw new FHIRException(formatMessage(canNoTS ? I18nConstants.UNABLE_TO_CONNECT_TO_TERMINOLOGY_SERVER_USE_PARAMETER_TX_NA_TUN_RUN_WITHOUT_USING_TERMINOLOGY_SERVICES_TO_VALIDATE_LOINC_SNOMED_ICDX_ETC_ERROR__ : I18nConstants.UNABLE_TO_CONNECT_TO_TERMINOLOGY_SERVER, e.getMessage()), e);
     }
   }
 
@@ -813,6 +814,15 @@ public class SimpleWorkerContext extends BaseWorkerContext implements IWorkerCon
 
   public void setClock(TimeTracker tt) {
     clock = tt;
+  }
+
+  public boolean isCanNoTS() {
+    return canNoTS;
+  }
+
+  public void setCanNoTS(boolean canNoTS) {
+    this.canNoTS = canNoTS;
+  }
+  
   
 }
-}

org.hl7.fhir.r5/src/main/java/org/hl7/fhir/r5/model/CanonicalResource.java

@@ -443,6 +443,7 @@ public abstract class CanonicalResource extends DomainResource {
      * @param value A copyright statement relating to the canonical resource and/or its contents. Copyright statements are generally legal restrictions on the use and publishing of the canonical resource.
      */
     public abstract CanonicalResource setCopyright(String value);
+    
       protected void listChildren(List<Property> children) {
         super.listChildren(children);
       }

org.hl7.fhir.r5/src/main/java/org/hl7/fhir/r5/model/CodeType.java

@@ -34,6 +34,7 @@ package org.hl7.fhir.r5.model;
 import static org.apache.commons.lang3.StringUtils.defaultString;
 
 import org.hl7.fhir.utilities.Utilities;
+import org.hl7.fhir.utilities.xhtml.XhtmlNode;
 
 import ca.uhn.fhir.model.api.annotation.DatatypeDef;
 
@@ -137,4 +138,5 @@ public class CodeType extends StringType implements Comparable<CodeType>, ICodin
   public boolean supportsDisplay() {
     return false;
   }
+
 }

org.hl7.fhir.r5/src/main/java/org/hl7/fhir/r5/model/CompartmentDefinition.java

@@ -2323,6 +2323,9 @@ public class CompartmentDefinition extends CanonicalResource {
    */
   public static final ca.uhn.fhir.rest.gclient.TokenClientParam VERSION = new ca.uhn.fhir.rest.gclient.TokenClientParam(SP_VERSION);
 
+  public boolean supportsCopyright() {
+    return false;
+  }
 
 }
 

org.hl7.fhir.r5/src/main/java/org/hl7/fhir/r5/model/GraphDefinition.java

@@ -3766,6 +3766,9 @@ public class GraphDefinition extends CanonicalResource {
    */
   public static final ca.uhn.fhir.rest.gclient.TokenClientParam VERSION = new ca.uhn.fhir.rest.gclient.TokenClientParam(SP_VERSION);
 
+  public boolean supportsCopyright() {
+    return false;
+  }
 
 }
 

org.hl7.fhir.r5/src/main/java/org/hl7/fhir/r5/model/SearchParameter.java

@@ -3875,6 +3875,8 @@ public class SearchParameter extends CanonicalResource {
    */
   public static final ca.uhn.fhir.rest.gclient.TokenClientParam VERSION = new ca.uhn.fhir.rest.gclient.TokenClientParam(SP_VERSION);
 
-
+  public boolean supportsCopyright() {
+    return false;
+  }
 }
 

org.hl7.fhir.r5/src/main/java/org/hl7/fhir/r5/renderers/RendererFactory.java

@@ -36,6 +36,9 @@ public class RendererFactory {
     if ("OperationDefinition".equals(resourceName)) {
       return new OperationDefinitionRenderer(context);
     }
+    if ("SearchParameter".equals(resourceName)) {
+      return new SearchParameterRenderer(context);
+    }
     if ("CompartmentDefinition".equals(resourceName)) {
       return new CompartmentDefinitionRenderer(context);
     }

org.hl7.fhir.r5/src/main/java/org/hl7/fhir/r5/renderers/SearchParameterRenderer.java

@@ -0,0 +1,160 @@
+package org.hl7.fhir.r5.renderers;
+
+import java.io.IOException;
+import java.io.UnsupportedEncodingException;
+
+import org.hl7.fhir.exceptions.DefinitionException;
+import org.hl7.fhir.exceptions.FHIRException;
+import org.hl7.fhir.exceptions.FHIRFormatError;
+import org.hl7.fhir.r5.model.CodeType;
+import org.hl7.fhir.r5.model.DomainResource;
+import org.hl7.fhir.r5.model.Enumeration;
+import org.hl7.fhir.r5.model.Extension;
+import org.hl7.fhir.r5.model.OperationDefinition;
+import org.hl7.fhir.r5.model.OperationDefinition.OperationDefinitionParameterComponent;
+import org.hl7.fhir.r5.model.Resource;
+import org.hl7.fhir.r5.model.SearchParameter;
+import org.hl7.fhir.r5.model.SearchParameter.SearchComparator;
+import org.hl7.fhir.r5.model.SearchParameter.SearchModifierCode;
+import org.hl7.fhir.r5.model.SearchParameter.SearchParameterComponentComponent;
+import org.hl7.fhir.r5.model.StringType;
+import org.hl7.fhir.r5.model.StructureDefinition;
+import org.hl7.fhir.r5.renderers.utils.RenderingContext;
+import org.hl7.fhir.r5.renderers.utils.Resolver.ResourceContext;
+import org.hl7.fhir.r5.utils.EOperationOutcome;
+import org.hl7.fhir.r5.utils.ToolingExtensions;
+import org.hl7.fhir.utilities.Utilities;
+import org.hl7.fhir.utilities.xhtml.XhtmlNode;
+
+public class SearchParameterRenderer extends TerminologyRenderer {
+
+  public SearchParameterRenderer(RenderingContext context) {
+    super(context);
+  }
+
+  public SearchParameterRenderer(RenderingContext context, ResourceContext rcontext) {
+    super(context, rcontext);
+  }
+  
+  public boolean render(XhtmlNode x, Resource dr) throws IOException, FHIRException, EOperationOutcome {
+    return render(x, (OperationDefinition) dr);
+  }
+
+  public boolean render(XhtmlNode x, SearchParameter spd) throws IOException, FHIRException, EOperationOutcome {
+    x.h2().addText(spd.getName());
+    XhtmlNode p =  x.para();
+    p.tx("Parameter ");
+    p.code().tx(spd.getCode());
+    p.tx(":");
+    p.code().tx(spd.getType().toCode());
+    addMarkdown(x, spd.getDescription());
+
+    XhtmlNode tbl = x.table("grid");
+    XhtmlNode tr = tbl.tr();
+    tr.td().tx(Utilities.pluralize("Resource", spd.getBase().size()));
+    XhtmlNode td = tr.td();
+    for (CodeType t : spd.getBase()) {
+      StructureDefinition sd = context.getWorker().fetchTypeDefinition(t.toString());
+      if (sd != null && sd.hasUserData("path")) {
+        td.sep(", ").ah(sd.getUserString("path")).tx(t.getCode());
+      } else {
+        td.sep(", ").tx(t.getCode());
+      }
+    }
+    tr = tbl.tr();
+    tr.td().tx("Expression");
+    if (spd.hasExpression()) {
+      tr.td().code().tx(spd.getExpression());
+    } else {
+      tr.td().tx("(none)");
+    }
+    if (spd.hasXpathUsage()) {
+      tr = tbl.tr();
+      tr.td().tx("Usage");
+      tr.td().tx(spd.getXpathUsage().getDisplay());      
+    }
+    if (spd.hasXpath()) {
+      tr = tbl.tr();
+      tr.td().tx("XPath");
+      tr.td().code().tx(spd.getXpath());      
+    }
+    if (spd.hasTarget()) {
+      tr = tbl.tr();
+      tr.td().tx(Utilities.pluralize("Target Resources", spd.getTarget().size()));
+      td = tr.td();
+      for (CodeType t : spd.getTarget()) {
+        StructureDefinition sd = context.getWorker().fetchTypeDefinition(t.toString());
+        if (sd != null && sd.hasUserData("path")) {
+          td.sep(", ").ah(sd.getUserString("path")).tx(t.getCode());
+        } else {
+          td.sep(", ").tx(t.getCode());
+        }
+      }
+    }
+    tr = tbl.tr();
+    tr.td().tx("Multiples");
+    if (spd.getMultipleAnd() && spd.getMultipleOr()) {
+      tr.td().tx("The parameter can repeat (and) and can have repeating values (or)");      
+    } else if (spd.getMultipleOr()) {
+      tr.td().tx("The parameter can repeat (and) but each repeat can only have one value");      
+    } else if (spd.getMultipleAnd()) {
+      tr.td().tx("The parameter cannot repeat (and) but the single parameter can have multiple values (or)");      
+    } else { 
+      tr.td().tx("The parameter cannot repeat or have multiple values");
+    }
+    if (spd.hasComparator()) {
+      tr = tbl.tr();
+      tr.td().tx("Comparators");
+      td = tr.td().tx("Allowed: ");
+      for (Enumeration<SearchComparator> t : spd.getComparator()) {
+        td.sep(", ").tx(t.asStringValue());
+      }      
+    }
+    if (spd.hasModifier()) {
+      tr = tbl.tr();
+      tr.td().tx("Modifiers");
+      td = tr.td().tx("Allowed: ");
+      for (Enumeration<SearchModifierCode> t : spd.getModifier()) {
+        td.sep(", ").tx(t.asStringValue());
+      }      
+    }
+    if (spd.hasChain()) {
+      tr = tbl.tr();
+      tr.td().tx("Chains");
+      td = tr.td().tx("Allowed: ");
+      for (StringType t : spd.getChain()) {
+        td.sep(", ").tx(t.asStringValue());
+      }      
+    }
+    
+    if (spd.hasComponent()) {
+      x.para().b().tx("Components");
+      tbl = x.table("grid");
+      for (SearchParameterComponentComponent t : spd.getComponent()) {
+        tr = tbl.tr();
+        SearchParameter tsp = context.getWorker().fetchResource(SearchParameter.class, t.getDefinition());
+        if (tsp != null && tsp.hasUserData("path")) {
+          tr.td().ah(tsp.getUserString("path")).tx(tsp.present());          
+        } else {
+          tr.td().tx(t.getDefinition());
+        }
+        tr.td().code().tx(t.getExpression());
+      }
+    }
+    return false;
+  }
+
+  public void describe(XhtmlNode x, OperationDefinition opd) {
+    x.tx(display(opd));
+  }
+
+  public String display(OperationDefinition opd) {
+    return opd.present();
+  }
+
+  @Override
+  public String display(Resource r) throws UnsupportedEncodingException, IOException {
+    return ((OperationDefinition) r).present();
+  }
+
+}

org.hl7.fhir.r5/src/main/java/org/hl7/fhir/r5/terminologies/ValueSetCheckerSimple.java

@@ -37,6 +37,7 @@ import java.util.List;
 import java.util.Map;
 
 import org.hl7.fhir.exceptions.FHIRException;
+import org.hl7.fhir.exceptions.NoTerminologyServiceException;
 import org.hl7.fhir.r5.context.IWorkerContext;
 import org.hl7.fhir.r5.context.IWorkerContext.ValidationResult;
 import org.hl7.fhir.r5.model.CanonicalType;
@@ -515,6 +516,9 @@ public class ValueSetCheckerSimple implements ValueSetChecker {
       if (res.getErrorClass() == TerminologyServiceErrorClass.UNKNOWN || res.getErrorClass() == TerminologyServiceErrorClass.CODESYSTEM_UNSUPPORTED || res.getErrorClass() == TerminologyServiceErrorClass.VALUESET_UNSUPPORTED) {
         return null;
       }
+      if (res.getErrorClass() == TerminologyServiceErrorClass.NOSERVICE) {
+        throw new NoTerminologyServiceException();
+      }
       return res.isOk();
     } else {
       if (vsi.hasFilter()) {

org.hl7.fhir.r5/src/main/java/org/hl7/fhir/r5/utils/IResourceValidator.java

@@ -184,6 +184,14 @@ public interface IResourceValidator {
   public boolean isShowMessagesFromReferences();
   public void setShowMessagesFromReferences(boolean value);
 
+  /** 
+   * this is used internally in the publishing stack to ensure that everything is water tight, but 
+   * this check is not necessary or appropriate at run time when the validator is hosted in HAPI
+   * @return
+   */
+  public boolean isWantCheckSnapshotUnchanged();
+  public void setWantCheckSnapshotUnchanged(boolean wantCheckSnapshotUnchanged);
+  
   //FIXME: don't need that, gets never used?
 //  public String getValidationLanguage();
 //  public void setValidationLanguage(String value);

org.hl7.fhir.r5/src/test/java/org/hl7/fhir/r5/test/ResourceTests.java

@@ -0,0 +1,43 @@
+package org.hl7.fhir.r5.test;
+
+import static org.junit.jupiter.api.Assertions.*;
+
+import org.hl7.fhir.r5.model.CapabilityStatement;
+import org.hl7.fhir.r5.model.CodeSystem;
+import org.hl7.fhir.r5.model.CompartmentDefinition;
+import org.hl7.fhir.r5.model.ConceptMap;
+import org.hl7.fhir.r5.model.ExampleScenario;
+import org.hl7.fhir.r5.model.GraphDefinition;
+import org.hl7.fhir.r5.model.ImplementationGuide;
+import org.hl7.fhir.r5.model.MessageDefinition;
+import org.hl7.fhir.r5.model.NamingSystem;
+import org.hl7.fhir.r5.model.OperationDefinition;
+import org.hl7.fhir.r5.model.SearchParameter;
+import org.hl7.fhir.r5.model.StructureDefinition;
+import org.hl7.fhir.r5.model.StructureMap;
+import org.hl7.fhir.r5.model.TerminologyCapabilities;
+import org.hl7.fhir.r5.model.ValueSet;
+import org.junit.jupiter.api.Test;
+
+class ResourceTests {
+
+  @Test
+  void testSupportsCopyright() {
+    assertTrue(new CodeSystem().supportsCopyright());
+    assertTrue(new ValueSet().supportsCopyright());
+    assertTrue(new ConceptMap().supportsCopyright());
+    assertTrue(new TerminologyCapabilities().supportsCopyright()); 
+    assertTrue(new CapabilityStatement().supportsCopyright()); 
+    assertTrue(new StructureDefinition().supportsCopyright()); 
+    assertTrue(new ImplementationGuide().supportsCopyright()); 
+    assertTrue(new MessageDefinition().supportsCopyright()); 
+    assertTrue(new StructureMap().supportsCopyright()); 
+    assertTrue(new ExampleScenario().supportsCopyright()); 
+    assertFalse(new SearchParameter().supportsCopyright());
+    assertFalse(new NamingSystem().supportsCopyright()); 
+    assertFalse(new OperationDefinition().supportsCopyright()); 
+    assertFalse(new CompartmentDefinition().supportsCopyright()); 
+    assertFalse(new GraphDefinition().supportsCopyright()); 
+  }
+
+}

org.hl7.fhir.utilities/src/main/java/org/hl7/fhir/utilities/i18n/I18nConstants.java

@@ -1,5 +1,7 @@
 package org.hl7.fhir.utilities.i18n;
 
+import org.hl7.fhir.utilities.validation.ValidationMessage.IssueType;
+
 public class I18nConstants {
 
   
@@ -343,6 +345,9 @@ public class I18nConstants {
   public static final String SD_MUST_HAVE_DERIVATION = "SD_MUST_HAVE_DERIVATION";
   public static final String SD_NESTED_MUST_SUPPORT_DIFF = "SD_NESTED_MUST_SUPPORT_DIFF";
   public static final String SD_NESTED_MUST_SUPPORT_SNAPSHOT = "SD_NESTED_MUST_SUPPORT_SNAPSHOT";
+  public static final String SD_ED_TYPE_PROFILE_UNKNOWN = "SD_ED_TYPE_PROFILE_UNKNOWN";
+  public static final String SD_ED_TYPE_PROFILE_NOTYPE = "SD_ED_TYPE_PROFILE_NOTYPE";
+  public static final String SD_ED_TYPE_PROFILE_WRONG = "SD_ED_TYPE_PROFILE_WRONG";
   public static final String SEARCHPARAMETER_BASE_WRONG = "SEARCHPARAMETER_BASE_WRONG";
   public static final String SEARCHPARAMETER_EXP_WRONG = "SEARCHPARAMETER_EXP_WRONG";
   public static final String SEARCHPARAMETER_NOTFOUND = "SEARCHPARAMETER_NOTFOUND";
@@ -410,6 +415,8 @@ public class I18nConstants {
   public static final String TERMINOLOGY_TX_SYSTEM_VALUESET2 = "Terminology_TX_System_ValueSet2";
   public static final String TERMINOLOGY_TX_VALUESET_NOTFOUND = "Terminology_TX_ValueSet_NotFound";
   public static final String TERMINOLOGY_TX_VALUESET_NOTFOUND2 = "Terminology_TX_ValueSet_NotFound2";
+  public static final String TERMINOLOGY_TX_NOSVC_BOUND_REQ = "TERMINOLOGY_TX_NOSVC_BOUND_REQ";
+  public static final String TERMINOLOGY_TX_NOSVC_BOUND_EXT = "TERMINOLOGY_TX_NOSVC_BOUND_EXT";
   public static final String TEXT_SHOULD_NOT_BE_PRESENT = "Text_should_not_be_present";
   public static final String THE_BASE_SNAPSHOT_MARKS_A_SLICING_AS_CLOSED_BUT_THE_DIFFERENTIAL_TRIES_TO_EXTEND_IT_IN__AT__ = "The_base_snapshot_marks_a_slicing_as_closed_but_the_differential_tries_to_extend_it_in__at__";
   public static final String THIS_BASE_PROPERTY_MUST_BE_AN_ARRAY_NOT_A_ = "This_base_property_must_be_an_Array_not_a_";
@@ -478,6 +485,7 @@ public class I18nConstants {
   public static final String TYPE_SPECIFIC_CHECKS_DT_URL_RESOLVE = "Type_Specific_Checks_DT_URL_Resolve";
   public static final String TYPE_SPECIFIC_CHECKS_DT_UUID_STRAT = "Type_Specific_Checks_DT_UUID_Strat";
   public static final String TYPE_SPECIFIC_CHECKS_DT_UUID_VAID = "Type_Specific_Checks_DT_UUID_Vaid";
+  public static final String UNABLE_TO_CONNECT_TO_TERMINOLOGY_SERVER = "Unable_to_connect_to_terminology_server";
   public static final String UNABLE_TO_CONNECT_TO_TERMINOLOGY_SERVER_USE_PARAMETER_TX_NA_TUN_RUN_WITHOUT_USING_TERMINOLOGY_SERVICES_TO_VALIDATE_LOINC_SNOMED_ICDX_ETC_ERROR__ = "Unable_to_connect_to_terminology_server_Use_parameter_tx_na_tun_run_without_using_terminology_services_to_validate_LOINC_SNOMED_ICDX_etc_Error__";
   public static final String UNABLE_TO_FIND_BASE_DEFINITION_FOR_LOGICAL_MODEL__FROM_ = "Unable_to_find_base_definition_for_logical_model__from_";
   public static final String UNABLE_TO_FIND_BASE__FOR_ = "Unable_to_find_base__for_";

org.hl7.fhir.utilities/src/main/java/org/hl7/fhir/utilities/npm/NpmPackage.java

@@ -35,6 +35,7 @@ import java.io.BufferedOutputStream;
 import java.io.ByteArrayInputStream;
 import java.io.ByteArrayOutputStream;
 import java.io.File;
+import java.io.FileInputStream;
 import java.io.FileNotFoundException;
 import java.io.IOException;
 import java.io.InputStream;
@@ -1096,5 +1097,9 @@ public class NpmPackage {
     return JSONUtil.bool(npm, "notForPublication");
  }
 
+  public InputStream load(PackageResourceInformation p) throws FileNotFoundException {
+    return new FileInputStream(p.filename);
+  }
+  
   
 }

org.hl7.fhir.utilities/src/main/java/org/hl7/fhir/utilities/xhtml/XhtmlNode.java

@@ -92,7 +92,7 @@ public class XhtmlNode implements IBaseXhtml {
   private boolean notPretty;
   private boolean inPara;
   private boolean inLink;
-  
+  private boolean seperated;  
 
   public XhtmlNode() {
     super();
@@ -842,6 +842,17 @@ public class XhtmlNode implements IBaseXhtml {
   }
 
 
+  public XhtmlNode sep(String separator) {
+    // if there's already text, add the separator
+    if (seperated) {
+      return this;
+    }
+    seperated = true;
+    return tx(separator);
+  }
+
+
+
   
 
   

org.hl7.fhir.utilities/src/main/resources/Messages.properties

@@ -418,7 +418,7 @@ Parser_Type__not_supported = Parser Type {0} not supported
 Version_mismatch_The_context_has_version__loaded_and_the_new_content_being_loaded_is_version_ = Version mismatch. The context has version {0} loaded, and the new content being loaded is version {1}
 Error_reading__from_package__ = Error reading {0} from package {1}#{2}: {3}
 Error_parsing_ = Error parsing {0}:{1}
-Unable_to_connect_to_terminology_server_Use_parameter_tx_na_tun_run_without_using_terminology_services_to_validate_LOINC_SNOMED_ICDX_etc_Error__ = Unable to connect to terminology server. Use parameter ''-tx n/a'' tun run without using terminology services to validate LOINC, SNOMED, ICD-X etc. Error = {0}
+Unable_to_connect_to_terminology_server_Use_parameter_tx_na_tun_run_without_using_terminology_services_to_validate_LOINC_SNOMED_ICDX_etc_Error__ = Unable to connect to terminology server. Use parameter ''-tx n/a'' to run without using terminology services to validate LOINC, SNOMED, ICD-X etc. Error = {0}
 Display_Name_for__should_be_one_of__instead_of_ = Display Name for {0}#{1} should be one of ''{2}'' instead of ''{3}''
 Unknown_Code__in_ = Unknown Code {0} in {1}
 UNKNOWN_CODE__IN_FRAGMENT = Unknown Code {0} in {1} - note that the code system is labelled as a fragment, so the code may be valid in some other fragment
@@ -611,4 +611,10 @@ UNSUPPORTED_IDENTIFIER_PATTERN_PROPERTY_NOT_SUPPORTED_FOR_DISCRIMINATOR_FOR_SLIC
 UNSUPPORTED_IDENTIFIER_PATTERN_NO_PROPERTY_NOT_SUPPORTED_FOR_DISCRIMINATOR_FOR_SLICE = Unsupported: no properties with values found on type {2} for pattern for discriminator({0}) for slice {1}
 SD_NESTED_MUST_SUPPORT_DIFF = The element {0} has types/profiles/targets that are marked as must support, but the element itself is not marked as must-support. The inner must-supports will be ignored unless the element inherits must-support = true
 SD_NESTED_MUST_SUPPORT_SNAPSHOT = The element {0} has types/profiles/targets that are marked as must support, but the element itself is not marked as must-support
+Unable_to_connect_to_terminology_server = Unable to connect to terminology server. Error = {0}
+SD_ED_TYPE_PROFILE_UNKNOWN = Unable to resolve profile {0}
+SD_ED_TYPE_PROFILE_NOTYPE = Found profile {0}, but unable to determine the type it applies it 
+SD_ED_TYPE_PROFILE_WRONG = Profile {0} is for type {1}, but this element has type {2} 
+TERMINOLOGY_TX_NOSVC_BOUND_REQ = Could not confirm that the codes provided are from the required value set {0} because there is no terminology service
+TERMINOLOGY_TX_NOSVC_BOUND_EXT = Could not confirm that the codes provided are from the extensible value set {0} because there is no terminology service
         

org.hl7.fhir.validation/src/main/java/org/hl7/fhir/validation/BaseValidator.java

@@ -2,11 +2,7 @@ package org.hl7.fhir.validation;
 
 import static org.apache.commons.lang3.StringUtils.isBlank;
 
-import java.text.DateFormat;
-import java.text.ParseException;
-import java.text.SimpleDateFormat;
 import java.util.ArrayList;
-import java.util.Date;
 import java.util.HashMap;
 
 /*
@@ -85,7 +81,6 @@ import org.hl7.fhir.utilities.validation.ValidationMessage;
 import org.hl7.fhir.utilities.validation.ValidationMessage.IssueSeverity;
 import org.hl7.fhir.utilities.validation.ValidationMessage.IssueType;
 import org.hl7.fhir.utilities.validation.ValidationMessage.Source;
-import org.hl7.fhir.validation.BaseValidator.ValidationControl;
 import org.hl7.fhir.validation.instance.utils.IndexedElement;
 
 public class BaseValidator {

org.hl7.fhir.validation/src/main/java/org/hl7/fhir/validation/NativeHostServices.java

@@ -34,7 +34,11 @@ package org.hl7.fhir.validation;
 import java.io.ByteArrayOutputStream;
 import java.io.IOException;
 
-import org.hl7.fhir.convertors.*;
+import org.hl7.fhir.convertors.VersionConvertorAdvisor50;
+import org.hl7.fhir.convertors.VersionConvertor_10_50;
+import org.hl7.fhir.convertors.VersionConvertor_14_50;
+import org.hl7.fhir.convertors.VersionConvertor_30_50;
+import org.hl7.fhir.convertors.VersionConvertor_40_50;
 import org.hl7.fhir.exceptions.FHIRException;
 
 /**

org.hl7.fhir.validation/src/main/java/org/hl7/fhir/validation/ValidationEngine.java

@@ -1,7 +1,46 @@
 package org.hl7.fhir.validation;
 
+import java.io.BufferedOutputStream;
+import java.io.ByteArrayInputStream;
+import java.io.ByteArrayOutputStream;
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.FileNotFoundException;
+import java.io.FileOutputStream;
+import java.io.FilenameFilter;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.OutputStream;
+import java.io.PrintWriter;
+import java.net.HttpURLConnection;
+import java.net.URISyntaxException;
+import java.net.URL;
+import java.net.URLConnection;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.Collections;
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Locale;
+import java.util.Map;
+import java.util.Map.Entry;
+import java.util.Set;
+import java.util.UUID;
+import java.util.zip.ZipEntry;
+import java.util.zip.ZipInputStream;
+
 import org.apache.commons.io.IOUtils;
-import org.hl7.fhir.convertors.*;
+import org.hl7.fhir.convertors.VersionConvertorAdvisor50;
+import org.hl7.fhir.convertors.VersionConvertor_10_30;
+import org.hl7.fhir.convertors.VersionConvertor_10_40;
+import org.hl7.fhir.convertors.VersionConvertor_10_50;
+import org.hl7.fhir.convertors.VersionConvertor_14_30;
+import org.hl7.fhir.convertors.VersionConvertor_14_40;
+import org.hl7.fhir.convertors.VersionConvertor_14_50;
+import org.hl7.fhir.convertors.VersionConvertor_30_40;
+import org.hl7.fhir.convertors.VersionConvertor_30_50;
+import org.hl7.fhir.convertors.VersionConvertor_40_50;
 import org.hl7.fhir.convertors.loaders.BaseLoaderR5.NullLoaderKnowledgeProvider;
 import org.hl7.fhir.convertors.loaders.R2016MayToR5Loader;
 import org.hl7.fhir.convertors.loaders.R2ToR5Loader;
@@ -23,50 +62,57 @@ import org.hl7.fhir.r5.formats.FormatUtilities;
 import org.hl7.fhir.r5.formats.IParser.OutputStyle;
 import org.hl7.fhir.r5.formats.JsonParser;
 import org.hl7.fhir.r5.formats.XmlParser;
-import org.hl7.fhir.r5.model.*;
+import org.hl7.fhir.r5.model.Base;
+import org.hl7.fhir.r5.model.Bundle;
+import org.hl7.fhir.r5.model.Coding;
+import org.hl7.fhir.r5.model.Constants;
+import org.hl7.fhir.r5.model.DomainResource;
+import org.hl7.fhir.r5.model.FhirPublication;
+import org.hl7.fhir.r5.model.ImplementationGuide;
 import org.hl7.fhir.r5.model.ImplementationGuide.ImplementationGuideGlobalComponent;
+import org.hl7.fhir.r5.model.OperationOutcome;
 import org.hl7.fhir.r5.model.OperationOutcome.OperationOutcomeIssueComponent;
+import org.hl7.fhir.r5.model.Parameters;
+import org.hl7.fhir.r5.model.Reference;
+import org.hl7.fhir.r5.model.Resource;
+import org.hl7.fhir.r5.model.StructureDefinition;
+import org.hl7.fhir.r5.model.StructureMap;
 import org.hl7.fhir.r5.renderers.RendererFactory;
 import org.hl7.fhir.r5.renderers.utils.RenderingContext;
 import org.hl7.fhir.r5.renderers.utils.RenderingContext.ResourceRendererMode;
 import org.hl7.fhir.r5.terminologies.ConceptMapEngine;
-import org.hl7.fhir.r5.utils.*;
+import org.hl7.fhir.r5.utils.EOperationOutcome;
-import org.hl7.fhir.r5.utils.IResourceValidator.*;
+import org.hl7.fhir.r5.utils.FHIRPathEngine;
+import org.hl7.fhir.r5.utils.IResourceValidator.BestPracticeWarningLevel;
+import org.hl7.fhir.r5.utils.IResourceValidator.BundleValidationRule;
+import org.hl7.fhir.r5.utils.IResourceValidator.CheckDisplayOption;
+import org.hl7.fhir.r5.utils.IResourceValidator.IValidatorResourceFetcher;
+import org.hl7.fhir.r5.utils.IResourceValidator.IdStatus;
+import org.hl7.fhir.r5.utils.IResourceValidator.ReferenceValidationPolicy;
+import org.hl7.fhir.r5.utils.OperationOutcomeUtilities;
+import org.hl7.fhir.r5.utils.StructureMapUtilities;
 import org.hl7.fhir.r5.utils.StructureMapUtilities.ITransformerServices;
-import org.hl7.fhir.utilities.i18n.I18nConstants;
+import org.hl7.fhir.r5.utils.ToolingExtensions;
-import org.hl7.fhir.utilities.npm.BasePackageCacheManager;
-import org.hl7.fhir.utilities.npm.FilesystemPackageCacheManager;
-import org.hl7.fhir.utilities.npm.NpmPackage;
-import org.hl7.fhir.utilities.npm.PackageClient;
-import org.hl7.fhir.utilities.npm.ToolsVersion;
-import org.hl7.fhir.validation.BaseValidator.ValidationControl;
-import org.hl7.fhir.validation.Validator.QuestionnaireMode;
-import org.hl7.fhir.validation.cli.services.StandAloneValidatorFetcher.IPackageInstaller;
-import org.hl7.fhir.validation.instance.InstanceValidator;
 import org.hl7.fhir.utilities.IniFile;
 import org.hl7.fhir.utilities.TextFile;
 import org.hl7.fhir.utilities.TimeTracker;
 import org.hl7.fhir.utilities.Utilities;
 import org.hl7.fhir.utilities.VersionUtilities;
-import org.hl7.fhir.utilities.i18n.I18nBase;
 import org.hl7.fhir.utilities.i18n.I18nConstants;
+import org.hl7.fhir.utilities.npm.FilesystemPackageCacheManager;
+import org.hl7.fhir.utilities.npm.NpmPackage;
+import org.hl7.fhir.utilities.npm.ToolsVersion;
 import org.hl7.fhir.utilities.validation.ValidationMessage;
 import org.hl7.fhir.utilities.validation.ValidationMessage.IssueSeverity;
 import org.hl7.fhir.utilities.validation.ValidationMessage.IssueType;
 import org.hl7.fhir.utilities.validation.ValidationMessage.Source;
 import org.hl7.fhir.utilities.xhtml.XhtmlComposer;
+import org.hl7.fhir.validation.BaseValidator.ValidationControl;
+import org.hl7.fhir.validation.Validator.QuestionnaireMode;
+import org.hl7.fhir.validation.cli.services.StandAloneValidatorFetcher.IPackageInstaller;
+import org.hl7.fhir.validation.instance.InstanceValidator;
 import org.xml.sax.SAXException;
 
-import java.io.*;
-import java.net.HttpURLConnection;
-import java.net.URISyntaxException;
-import java.net.URL;
-import java.net.URLConnection;
-import java.util.*;
-import java.util.Map.Entry;
-import java.util.zip.ZipEntry;
-import java.util.zip.ZipInputStream;
-
 /*
   Copyright (c) 2011+, HL7, Inc.
   All rights reserved.
@@ -354,6 +400,7 @@ public class ValidationEngine implements IValidatorResourceFetcher, IPackageInst
   public ValidationEngine() throws IOException {
     pcm = new FilesystemPackageCacheManager(true, ToolsVersion.TOOLS_VERSION);
     context = SimpleWorkerContext.fromNothing();
+    initContext(null);
   }
     
   public String setTerminologyServer(String src, String log, FhirPublication version) throws FHIRException, URISyntaxException {
@@ -436,6 +483,11 @@ public class ValidationEngine implements IValidatorResourceFetcher, IPackageInst
       context = SimpleWorkerContext.fromDefinitions(source, loaderForVersion(), new PackageVersion(src));
       grabNatives(source, "http://hl7.org/fhir");
     }
+    initContext(tt);
+  }
+
+  public void initContext(TimeTracker tt) throws IOException, FileNotFoundException {
+    context.setCanNoTS(true);
     context.setCacheId(UUID.randomUUID().toString());
     context.setAllowLoadingDuplicates(true); // because of Forge
     context.setExpansionProfile(makeExpProfile());

org.hl7.fhir.validation/src/main/java/org/hl7/fhir/validation/Validator.java

@@ -68,10 +68,12 @@ import org.hl7.fhir.utilities.Utilities;
 import org.hl7.fhir.utilities.VersionUtilities;
 import org.hl7.fhir.validation.ValidationEngine.VersionSourceInformation;
 import org.hl7.fhir.validation.cli.ValidatorGui;
+import org.hl7.fhir.validation.cli.model.CliContext;
 import org.hl7.fhir.validation.cli.services.ComparisonService;
 import org.hl7.fhir.validation.cli.services.ValidationService;
-import org.hl7.fhir.validation.cli.model.CliContext;
+import org.hl7.fhir.validation.cli.utils.Common;
-import org.hl7.fhir.validation.cli.utils.*;
+import org.hl7.fhir.validation.cli.utils.Display;
+import org.hl7.fhir.validation.cli.utils.Params;
 
 /**
  * A executable class that will validate one or more FHIR resources against

org.hl7.fhir.validation/src/main/java/org/hl7/fhir/validation/VersionUtil.java

@@ -1,5 +1,8 @@
 package org.hl7.fhir.validation;
 
+import static org.apache.commons.lang3.StringUtils.defaultIfBlank;
+import static org.apache.commons.lang3.StringUtils.left;
+
 /*
   Copyright (c) 2011+, HL7, Inc.
   All rights reserved.
@@ -31,19 +34,13 @@ package org.hl7.fhir.validation;
 
 
 import java.io.InputStream;
-import java.text.SimpleDateFormat;
 import java.time.Duration;
-import java.time.Instant;
-import java.time.OffsetDateTime;
 import java.util.Date;
 import java.util.Properties;
 
 import org.hl7.fhir.r5.model.InstantType;
 import org.hl7.fhir.utilities.Utilities;
 
-import static org.apache.commons.lang3.StringUtils.defaultIfBlank;
-import static org.apache.commons.lang3.StringUtils.left;
-
 /**
  * Used internally by HAPI to log the version of the HAPI FHIR framework
  * once, when the framework is first loaded by the classloader.

org.hl7.fhir.validation/src/main/java/org/hl7/fhir/validation/cli/RestEndpoints.java

@@ -1,12 +1,13 @@
 package org.hl7.fhir.validation.cli;
 
-import io.javalin.Javalin;
 import org.hl7.fhir.validation.ValidationEngine;
 import org.hl7.fhir.validation.cli.controller.CliContextController;
-import org.hl7.fhir.validation.cli.controller.ValidationController;
 import org.hl7.fhir.validation.cli.controller.UIController;
+import org.hl7.fhir.validation.cli.controller.ValidationController;
 import org.hl7.fhir.validation.cli.model.CliContext;
 
+import io.javalin.Javalin;
+
 public class RestEndpoints {
 
   public UIController myUIController;

org.hl7.fhir.validation/src/main/java/org/hl7/fhir/validation/cli/ValidatorGui.java

@@ -1,15 +1,14 @@
 package org.hl7.fhir.validation.cli;
 
-import io.javalin.Javalin;
+import java.awt.Desktop;
+import java.net.URI;
+
 import org.hl7.fhir.utilities.VersionUtilities;
 import org.hl7.fhir.validation.ValidationEngine;
 import org.hl7.fhir.validation.cli.model.CliContext;
 import org.hl7.fhir.validation.cli.utils.Common;
 
-import java.awt.*;
+import io.javalin.Javalin;
-import java.io.IOException;
-import java.net.URI;
-import java.net.URISyntaxException;
 
 public class ValidatorGui {
 

org.hl7.fhir.validation/src/main/java/org/hl7/fhir/validation/cli/controller/CliContextController.java

@@ -1,12 +1,14 @@
 package org.hl7.fhir.validation.cli.controller;
 
-import com.fasterxml.jackson.core.JsonProcessingException;
-import com.fasterxml.jackson.databind.ObjectMapper;
-import io.javalin.http.Context;
 import org.apache.http.HttpStatus;
 import org.hl7.fhir.validation.cli.model.CliContext;
 import org.jetbrains.annotations.NotNull;
 
+import com.fasterxml.jackson.core.JsonProcessingException;
+import com.fasterxml.jackson.databind.ObjectMapper;
+
+import io.javalin.http.Context;
+
 public class CliContextController {
 
   private final String JSON_MIME_TYPE = "application/json";

org.hl7.fhir.validation/src/main/java/org/hl7/fhir/validation/cli/controller/ValidationController.java

@@ -1,14 +1,15 @@
 package org.hl7.fhir.validation.cli.controller;
 
-import com.fasterxml.jackson.databind.ObjectMapper;
-import io.javalin.http.Context;
-import io.javalin.http.Handler;
 import org.apache.http.HttpStatus;
 import org.hl7.fhir.validation.ValidationEngine;
 import org.hl7.fhir.validation.cli.model.ValidationRequest;
 import org.hl7.fhir.validation.cli.model.ValidationResponse;
 import org.hl7.fhir.validation.cli.services.ValidationService;
 
+import com.fasterxml.jackson.databind.ObjectMapper;
+
+import io.javalin.http.Context;
+
 public class ValidationController {
 
   private ValidationEngine myValidationEngine;

org.hl7.fhir.validation/src/main/java/org/hl7/fhir/validation/cli/model/CliContext.java

@@ -1,11 +1,16 @@
 package org.hl7.fhir.validation.cli.model;
 
-import com.fasterxml.jackson.annotation.JsonProperty;
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Locale;
+import java.util.Map;
+import java.util.Objects;
 
 import org.hl7.fhir.r5.utils.IResourceValidator.BundleValidationRule;
 import org.hl7.fhir.validation.Validator;
 
-import java.util.*;
+import com.fasterxml.jackson.annotation.JsonProperty;
 
 /**
  * A POJO for storing the flags/values for the CLI validator.

org.hl7.fhir.validation/src/main/java/org/hl7/fhir/validation/cli/model/FileInfo.java

@@ -1,7 +1,6 @@
 package org.hl7.fhir.validation.cli.model;
 
 import com.fasterxml.jackson.annotation.JsonProperty;
-import org.hl7.fhir.r5.elementmodel.Manager;
 
 public class FileInfo {
 

org.hl7.fhir.validation/src/main/java/org/hl7/fhir/validation/cli/model/ValidationOutcome.java

@@ -1,11 +1,12 @@
 package org.hl7.fhir.validation.cli.model;
 
-import com.fasterxml.jackson.annotation.JsonProperty;
-import org.hl7.fhir.utilities.validation.ValidationMessage;
-
 import java.util.ArrayList;
 import java.util.List;
 
+import org.hl7.fhir.utilities.validation.ValidationMessage;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+
 public class ValidationOutcome {
 
   @JsonProperty("fileInfo")

org.hl7.fhir.validation/src/main/java/org/hl7/fhir/validation/cli/model/ValidationRequest.java

@@ -1,10 +1,10 @@
 package org.hl7.fhir.validation.cli.model;
 
-import com.fasterxml.jackson.annotation.JsonProperty;
-
 import java.util.ArrayList;
 import java.util.List;
 
+import com.fasterxml.jackson.annotation.JsonProperty;
+
 public class ValidationRequest {
 
   @JsonProperty("cliContext")

org.hl7.fhir.validation/src/main/java/org/hl7/fhir/validation/cli/model/ValidationResponse.java

@@ -1,10 +1,10 @@
 package org.hl7.fhir.validation.cli.model;
 
-import com.fasterxml.jackson.annotation.JsonProperty;
-
 import java.util.ArrayList;
 import java.util.List;
 
+import com.fasterxml.jackson.annotation.JsonProperty;
+
 public class ValidationResponse {
 
   @JsonProperty("outcomes")

org.hl7.fhir.validation/src/main/java/org/hl7/fhir/validation/cli/services/ComparisonService.java

@@ -1,27 +1,19 @@
 package org.hl7.fhir.validation.cli.services;
 
+import java.awt.Desktop;
+import java.io.File;
+import java.io.IOException;
+
 import org.hl7.fhir.exceptions.FHIRException;
-import org.hl7.fhir.r5.conformance.CapabilityStatementUtilities;
-import org.hl7.fhir.r5.formats.IParser;
-import org.hl7.fhir.r5.formats.JsonParser;
-import org.hl7.fhir.r5.formats.XmlParser;
 import org.hl7.fhir.r5.model.CanonicalResource;
 import org.hl7.fhir.r5.model.CapabilityStatement;
 import org.hl7.fhir.r5.model.Resource;
 import org.hl7.fhir.r5.model.StructureDefinition;
 import org.hl7.fhir.r5.utils.EOperationOutcome;
-import org.hl7.fhir.utilities.TextFile;
 import org.hl7.fhir.utilities.Utilities;
-import org.hl7.fhir.utilities.validation.ValidationMessage;
 import org.hl7.fhir.validation.ValidationEngine;
 import org.hl7.fhir.validation.cli.utils.Params;
 
-import java.awt.*;
-import java.io.File;
-import java.io.FileOutputStream;
-import java.io.IOException;
-import java.util.UUID;
-
 public class ComparisonService {
 
   public static void doLeftRightComparison(String[] args, String dest, ValidationEngine validator) throws IOException, FHIRException, EOperationOutcome {

org.hl7.fhir.validation/src/main/java/org/hl7/fhir/validation/cli/services/StandAloneValidatorFetcher.java

@@ -17,7 +17,6 @@ import org.hl7.fhir.utilities.VersionUtilities.VersionURLInfo;
 import org.hl7.fhir.utilities.npm.BasePackageCacheManager;
 import org.hl7.fhir.utilities.npm.FilesystemPackageCacheManager;
 import org.hl7.fhir.utilities.npm.NpmPackage;
-import org.hl7.fhir.validation.cli.services.StandAloneValidatorFetcher.IPackageInstaller;
 
 public class StandAloneValidatorFetcher implements IValidatorResourceFetcher {
 

org.hl7.fhir.validation/src/main/java/org/hl7/fhir/validation/cli/services/ValidationService.java

@@ -1,11 +1,24 @@
 package org.hl7.fhir.validation.cli.services;
 
+import java.io.File;
+import java.io.FileOutputStream;
+import java.util.ArrayList;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Set;
+
 import org.hl7.fhir.r5.context.TerminologyCache;
 import org.hl7.fhir.r5.elementmodel.Manager;
 import org.hl7.fhir.r5.formats.IParser;
 import org.hl7.fhir.r5.formats.JsonParser;
 import org.hl7.fhir.r5.formats.XmlParser;
-import org.hl7.fhir.r5.model.*;
+import org.hl7.fhir.r5.model.Bundle;
+import org.hl7.fhir.r5.model.DomainResource;
+import org.hl7.fhir.r5.model.FhirPublication;
+import org.hl7.fhir.r5.model.ImplementationGuide;
+import org.hl7.fhir.r5.model.OperationOutcome;
+import org.hl7.fhir.r5.model.Resource;
+import org.hl7.fhir.r5.model.StructureDefinition;
 import org.hl7.fhir.r5.model.StructureDefinition.StructureDefinitionKind;
 import org.hl7.fhir.r5.utils.ToolingExtensions;
 import org.hl7.fhir.utilities.TextFile;
@@ -14,14 +27,11 @@ import org.hl7.fhir.utilities.Utilities;
 import org.hl7.fhir.utilities.validation.ValidationMessage;
 import org.hl7.fhir.validation.ValidationEngine;
 import org.hl7.fhir.validation.ValidationEngine.VersionSourceInformation;
-import org.hl7.fhir.validation.cli.model.*;
+import org.hl7.fhir.validation.cli.model.CliContext;
-
+import org.hl7.fhir.validation.cli.model.FileInfo;
-import java.io.File;
+import org.hl7.fhir.validation.cli.model.ValidationOutcome;
-import java.io.FileOutputStream;
+import org.hl7.fhir.validation.cli.model.ValidationRequest;
-import java.util.ArrayList;
+import org.hl7.fhir.validation.cli.model.ValidationResponse;
-import java.util.HashSet;
-import java.util.List;
-import java.util.Set;
 
 public class ValidationService {
 

org.hl7.fhir.validation/src/main/java/org/hl7/fhir/validation/cli/utils/Display.java

@@ -1,12 +1,12 @@
 package org.hl7.fhir.validation.cli.utils;
 
+import java.io.IOException;
+
 import org.hl7.fhir.r5.model.Constants;
 import org.hl7.fhir.utilities.VersionUtilities;
 import org.hl7.fhir.utilities.npm.FilesystemPackageCacheManager;
 import org.hl7.fhir.utilities.npm.ToolsVersion;
 
-import java.io.IOException;
-
 /**
  * Class for displaying output to the cli user.
  *

org.hl7.fhir.validation/src/main/java/org/hl7/fhir/validation/cli/utils/Params.java

@@ -1,14 +1,14 @@
 package org.hl7.fhir.validation.cli.utils;
 
+import java.io.File;
+import java.util.Arrays;
+import java.util.Locale;
+
 import org.hl7.fhir.r5.utils.IResourceValidator.BundleValidationRule;
 import org.hl7.fhir.utilities.VersionUtilities;
 import org.hl7.fhir.validation.Validator;
 import org.hl7.fhir.validation.cli.model.CliContext;
 
-import java.io.File;
-import java.util.Arrays;
-import java.util.Locale;
-
 public class Params {
 
   public static final String GUI = "-gui";

org.hl7.fhir.validation/src/main/java/org/hl7/fhir/validation/instance/EnableWhenEvaluator.java

@@ -28,16 +28,25 @@ package org.hl7.fhir.validation.instance;
   POSSIBILITY OF SUCH DAMAGE.
   
  */
-
+import java.util.ArrayList;
-
+import java.util.List;
-import java.util.*;
+import java.util.stream.Collectors;
-import java.util.stream.*;
 
 import org.hl7.fhir.exceptions.FHIRException;
 import org.hl7.fhir.r5.elementmodel.Element;
-import org.hl7.fhir.r5.model.*;
+import org.hl7.fhir.r5.model.BooleanType;
-import org.hl7.fhir.r5.model.MeasureReport.MeasureReportGroupComponent;
+import org.hl7.fhir.r5.model.Coding;
-import org.hl7.fhir.r5.model.Questionnaire.*;
+import org.hl7.fhir.r5.model.DataType;
+import org.hl7.fhir.r5.model.Expression;
+import org.hl7.fhir.r5.model.ExpressionNode;
+import org.hl7.fhir.r5.model.Factory;
+import org.hl7.fhir.r5.model.PrimitiveType;
+import org.hl7.fhir.r5.model.Quantity;
+import org.hl7.fhir.r5.model.Questionnaire;
+import org.hl7.fhir.r5.model.Questionnaire.EnableWhenBehavior;
+import org.hl7.fhir.r5.model.Questionnaire.QuestionnaireItemComponent;
+import org.hl7.fhir.r5.model.Questionnaire.QuestionnaireItemEnableWhenComponent;
+import org.hl7.fhir.r5.model.Questionnaire.QuestionnaireItemOperator;
 import org.hl7.fhir.r5.utils.FHIRPathEngine;
 import org.hl7.fhir.validation.instance.utils.ValidatorHostContext;
 

org.hl7.fhir.validation/src/main/java/org/hl7/fhir/validation/instance/InstanceValidator.java

@@ -37,10 +37,8 @@ import java.io.ByteArrayInputStream;
 import java.io.File;
 import java.io.IOException;
 import java.io.InputStream;
-import java.nio.charset.Charset;
 import java.nio.charset.StandardCharsets;
 import java.util.ArrayList;
-import java.util.Base64;
 import java.util.Calendar;
 import java.util.Collection;
 import java.util.HashMap;
@@ -51,15 +49,10 @@ import java.util.Set;
 import java.util.UUID;
 
 import org.apache.commons.codec.binary.Base64InputStream;
-import org.apache.commons.io.Charsets;
-import org.apache.commons.io.IOUtils;
 import org.apache.commons.lang3.NotImplementedException;
 import org.apache.commons.lang3.StringUtils;
-import org.hl7.fhir.r5.model.Reference;
-import org.hl7.fhir.convertors.*;
 import org.hl7.fhir.exceptions.DefinitionException;
 import org.hl7.fhir.exceptions.FHIRException;
-import org.hl7.fhir.exceptions.FHIRFormatError;
 import org.hl7.fhir.exceptions.PathEngineException;
 import org.hl7.fhir.exceptions.TerminologyServiceException;
 import org.hl7.fhir.r5.conformance.ProfileUtilities;
@@ -86,6 +79,7 @@ import org.hl7.fhir.r5.model.CodeSystem.ConceptDefinitionComponent;
 import org.hl7.fhir.r5.model.CodeableConcept;
 import org.hl7.fhir.r5.model.Coding;
 import org.hl7.fhir.r5.model.ContactPoint;
+import org.hl7.fhir.r5.model.DataType;
 import org.hl7.fhir.r5.model.DateTimeType;
 import org.hl7.fhir.r5.model.DateType;
 import org.hl7.fhir.r5.model.DecimalType;
@@ -114,6 +108,7 @@ import org.hl7.fhir.r5.model.PrimitiveType;
 import org.hl7.fhir.r5.model.Quantity;
 import org.hl7.fhir.r5.model.Range;
 import org.hl7.fhir.r5.model.Ratio;
+import org.hl7.fhir.r5.model.Reference;
 import org.hl7.fhir.r5.model.Resource;
 import org.hl7.fhir.r5.model.SampledData;
 import org.hl7.fhir.r5.model.SearchParameter;
@@ -127,18 +122,30 @@ import org.hl7.fhir.r5.model.StructureDefinition.StructureDefinitionSnapshotComp
 import org.hl7.fhir.r5.model.StructureDefinition.TypeDerivationRule;
 import org.hl7.fhir.r5.model.TimeType;
 import org.hl7.fhir.r5.model.Timing;
-import org.hl7.fhir.r5.model.DataType;
 import org.hl7.fhir.r5.model.TypeDetails;
 import org.hl7.fhir.r5.model.UriType;
 import org.hl7.fhir.r5.model.ValueSet;
 import org.hl7.fhir.r5.model.ValueSet.ValueSetExpansionContainsComponent;
+import org.hl7.fhir.r5.terminologies.ValueSetExpander.TerminologyServiceErrorClass;
 import org.hl7.fhir.r5.utils.FHIRLexer.FHIRLexerException;
 import org.hl7.fhir.r5.utils.FHIRPathEngine;
 import org.hl7.fhir.r5.utils.FHIRPathEngine.IEvaluationContext;
 import org.hl7.fhir.r5.utils.IResourceValidator;
 import org.hl7.fhir.r5.utils.ToolingExtensions;
 import org.hl7.fhir.r5.utils.XVerExtensionManager;
+import org.hl7.fhir.utilities.CommaSeparatedStringBuilder;
+import org.hl7.fhir.utilities.Utilities;
+import org.hl7.fhir.utilities.Utilities.DecimalStatus;
+import org.hl7.fhir.utilities.VersionUtilities;
+import org.hl7.fhir.utilities.VersionUtilities.VersionURLInfo;
 import org.hl7.fhir.utilities.i18n.I18nConstants;
+import org.hl7.fhir.utilities.validation.ValidationMessage;
+import org.hl7.fhir.utilities.validation.ValidationMessage.IssueSeverity;
+import org.hl7.fhir.utilities.validation.ValidationMessage.IssueType;
+import org.hl7.fhir.utilities.validation.ValidationMessage.Source;
+import org.hl7.fhir.utilities.validation.ValidationOptions;
+import org.hl7.fhir.utilities.xhtml.NodeType;
+import org.hl7.fhir.utilities.xhtml.XhtmlNode;
 import org.hl7.fhir.validation.BaseValidator;
 import org.hl7.fhir.validation.Validator.QuestionnaireMode;
 import org.hl7.fhir.validation.instance.type.BundleValidator;
@@ -148,19 +155,13 @@ import org.hl7.fhir.validation.instance.type.QuestionnaireValidator;
 import org.hl7.fhir.validation.instance.type.SearchParameterValidator;
 import org.hl7.fhir.validation.instance.type.StructureDefinitionValidator;
 import org.hl7.fhir.validation.instance.type.ValueSetValidator;
-import org.hl7.fhir.utilities.CommaSeparatedStringBuilder;
+import org.hl7.fhir.validation.instance.utils.ChildIterator;
-import org.hl7.fhir.utilities.Utilities;
+import org.hl7.fhir.validation.instance.utils.ElementInfo;
-import org.hl7.fhir.utilities.Utilities.DecimalStatus;
+import org.hl7.fhir.validation.instance.utils.IndexedElement;
-import org.hl7.fhir.utilities.VersionUtilities;
+import org.hl7.fhir.validation.instance.utils.NodeStack;
-import org.hl7.fhir.utilities.VersionUtilities.VersionURLInfo;
+import org.hl7.fhir.validation.instance.utils.ResolvedReference;
-import org.hl7.fhir.utilities.validation.ValidationOptions;
+import org.hl7.fhir.validation.instance.utils.ResourceValidationTracker;
-import org.hl7.fhir.utilities.validation.ValidationMessage;
+import org.hl7.fhir.validation.instance.utils.ValidatorHostContext;
-import org.hl7.fhir.utilities.validation.ValidationMessage.IssueSeverity;
-import org.hl7.fhir.utilities.validation.ValidationMessage.IssueType;
-import org.hl7.fhir.utilities.validation.ValidationMessage.Source;
-import org.hl7.fhir.utilities.xhtml.NodeType;
-import org.hl7.fhir.utilities.xhtml.XhtmlNode;
-import org.hl7.fhir.validation.instance.utils.*;
 import org.w3c.dom.Document;
 
 import com.google.gson.Gson;
@@ -343,6 +344,7 @@ public class InstanceValidator extends BaseValidator implements IResourceValidat
   private String validationLanguage;
   private boolean baseOnly;
   private boolean noCheckAggregation;
+  private boolean wantCheckSnapshotUnchanged;
  
   private List<ImplementationGuide> igs = new ArrayList<>();
   private List<String> extensionDomains = new ArrayList<String>();
@@ -1004,7 +1006,13 @@ public class InstanceValidator extends BaseValidator implements IResourceValidat
                     ValidationResult vr = checkCodeOnServer(stack, valueset, cc, true); // we're going to validate the codings directly, so only check the valueset
                     if (!vr.isOk()) {
                       bindingsOk = false;
-                      if (vr.getErrorClass() != null && vr.getErrorClass().isInfrastructure()) {
+                      if (vr.getErrorClass() != null && vr.getErrorClass() == TerminologyServiceErrorClass.NOSERVICE) { 
+                        if (binding.getStrength() == BindingStrength.REQUIRED || (binding.getStrength() == BindingStrength.EXTENSIBLE && binding.hasExtension("http://hl7.org/fhir/StructureDefinition/elementdefinition-maxValueSet"))) {
+                          hint(errors, IssueType.CODEINVALID, element.line(), element.col(), path, false, I18nConstants.TERMINOLOGY_TX_NOSVC_BOUND_REQ, describeReference(binding.getValueSet()));
+                        } else if (binding.getStrength() == BindingStrength.EXTENSIBLE) {
+                          hint(errors, IssueType.CODEINVALID, element.line(), element.col(), path, false, I18nConstants.TERMINOLOGY_TX_NOSVC_BOUND_EXT, describeReference(binding.getValueSet()));
+                        }
+                      } else if (vr.getErrorClass() != null && vr.getErrorClass().isInfrastructure()) {
                         if (binding.getStrength() == BindingStrength.REQUIRED)
                           txWarning(errors, vr.getTxLink(), IssueType.CODEINVALID, element.line(), element.col(), path, false, I18nConstants.TERMINOLOGY_TX_CONFIRM_1, describeReference(binding.getValueSet()), vr.getErrorClass().toString());
                         else if (binding.getStrength() == BindingStrength.EXTENSIBLE) {
@@ -3860,7 +3868,7 @@ public class InstanceValidator extends BaseValidator implements IResourceValidat
     } else if (element.getType().equals("SearchParameter")) {
       new SearchParameterValidator(context, timeTracker, fpe).validateSearchParameter(errors, element, stack);
     } else if (element.getType().equals("StructureDefinition")) {
-      new StructureDefinitionValidator(context, timeTracker, fpe).validateStructureDefinition(errors, element, stack);
+      new StructureDefinitionValidator(context, timeTracker, fpe, wantCheckSnapshotUnchanged).validateStructureDefinition(errors, element, stack);
     } else if (element.getType().equals("ValueSet")) {
       new ValueSetValidator(context, timeTracker, this).validateValueSet(errors, element, stack);
     }
@@ -4128,17 +4136,29 @@ public class InstanceValidator extends BaseValidator implements IResourceValidat
     Element resource, Element element, String actualType, NodeStack stack, boolean inCodeableConcept, boolean checkDisplayInContext, ElementInfo ei, String extensionUrl)
     throws FHIRException, DefinitionException {
 
-    List<String> profiles = new ArrayList<String>();
     if (ei.definition != null) {
+      checkChildByDefinition(hostContext, errors, profile, definition, resource, element, actualType, stack, inCodeableConcept, checkDisplayInContext, ei,
+          extensionUrl, ei.definition, false);
+    }
+    if (ei.slice != null) {
+      checkChildByDefinition(hostContext, errors, profile, definition, resource, element, actualType, stack, inCodeableConcept, checkDisplayInContext, ei,
+          extensionUrl, ei.slice, true);
+    }
+  }
+
+  public void checkChildByDefinition(ValidatorHostContext hostContext, List<ValidationMessage> errors, StructureDefinition profile,
+      ElementDefinition definition, Element resource, Element element, String actualType, NodeStack stack, boolean inCodeableConcept,
+      boolean checkDisplayInContext, ElementInfo ei, String extensionUrl, ElementDefinition checkDefn, boolean isSlice) {
+    List<String> profiles = new ArrayList<String>();
     String type = null;
     ElementDefinition typeDefn = null;
     checkMustSupport(profile, ei);
 
-      if (ei.definition.getType().size() == 1 && !"*".equals(ei.definition.getType().get(0).getWorkingCode()) && !"Element".equals(ei.definition.getType().get(0).getWorkingCode())
+    if (checkDefn.getType().size() == 1 && !"*".equals(checkDefn.getType().get(0).getWorkingCode()) && !"Element".equals(checkDefn.getType().get(0).getWorkingCode())
-        && !"BackboneElement".equals(ei.definition.getType().get(0).getWorkingCode())) {
+      && !"BackboneElement".equals(checkDefn.getType().get(0).getWorkingCode())) {
-        type = ei.definition.getType().get(0).getWorkingCode();
+      type = checkDefn.getType().get(0).getWorkingCode();
       String stype = ei.getElement().fhirType();
-        if (ei.definition.isChoice() && !stype.equals(type)) {
+      if (checkDefn.isChoice() && !stype.equals(type)) {
         if ("Extension".equals(profile.getType())) {
           // error will be raised elsewhere
         } else {
@@ -4147,32 +4167,32 @@ public class InstanceValidator extends BaseValidator implements IResourceValidat
       }
       // 
       // Excluding reference is a kludge to get around versioning issues
-        if (ei.definition.getType().get(0).hasProfile()) {
+      if (checkDefn.getType().get(0).hasProfile()) {
-          for (CanonicalType p : ei.definition.getType().get(0).getProfile()) {
+        for (CanonicalType p : checkDefn.getType().get(0).getProfile()) {
           profiles.add(p.getValue());
         }
       }
-      } else if (ei.definition.getType().size() == 1 && "*".equals(ei.definition.getType().get(0).getWorkingCode())) {
+    } else if (checkDefn.getType().size() == 1 && "*".equals(checkDefn.getType().get(0).getWorkingCode())) {
-        String prefix = tail(ei.definition.getPath());
+      String prefix = tail(checkDefn.getPath());
       assert prefix.endsWith("[x]");
       type = ei.getName().substring(prefix.length() - 3);
       if (isPrimitiveType(type))
         type = Utilities.uncapitalize(type);
-        if (ei.definition.getType().get(0).hasProfile()) {
+      if (checkDefn.getType().get(0).hasProfile()) {
-          for (CanonicalType p : ei.definition.getType().get(0).getProfile()) {
+        for (CanonicalType p : checkDefn.getType().get(0).getProfile()) {
           profiles.add(p.getValue());
         }
       }
-      } else if (ei.definition.getType().size() > 1) {
+    } else if (checkDefn.getType().size() > 1) {
 
-        String prefix = tail(ei.definition.getPath());
+      String prefix = tail(checkDefn.getPath());
-        assert typesAreAllReference(ei.definition.getType()) || ei.definition.hasRepresentation(PropertyRepresentation.TYPEATTR) || prefix.endsWith("[x]") : prefix;
+      assert typesAreAllReference(checkDefn.getType()) || checkDefn.hasRepresentation(PropertyRepresentation.TYPEATTR) || prefix.endsWith("[x]") : prefix;
 
-        if (ei.definition.hasRepresentation(PropertyRepresentation.TYPEATTR))
+      if (checkDefn.hasRepresentation(PropertyRepresentation.TYPEATTR))
         type = ei.getElement().getType();
       else {
         prefix = prefix.substring(0, prefix.length() - 3);
-          for (TypeRefComponent t : ei.definition.getType())
+        for (TypeRefComponent t : checkDefn.getType())
           if ((prefix + Utilities.capitalize(t.getWorkingCode())).equals(ei.getName())) {
             type = t.getWorkingCode();
             // Excluding reference is a kludge to get around versioning issues
@@ -4181,18 +4201,18 @@ public class InstanceValidator extends BaseValidator implements IResourceValidat
           }
       }
       if (type == null) {
-          TypeRefComponent trc = ei.definition.getType().get(0);
+        TypeRefComponent trc = checkDefn.getType().get(0);
         if (trc.getWorkingCode().equals("Reference"))
           type = "Reference";
         else
-            rule(errors, IssueType.STRUCTURE, ei.line(), ei.col(), stack.getLiteralPath(), false, I18nConstants.VALIDATION_VAL_PROFILE_NOTYPE, ei.getName(), describeTypes(ei.definition.getType()));
+          rule(errors, IssueType.STRUCTURE, ei.line(), ei.col(), stack.getLiteralPath(), false, I18nConstants.VALIDATION_VAL_PROFILE_NOTYPE, ei.getName(), describeTypes(checkDefn.getType()));
       }
-      } else if (ei.definition.getContentReference() != null) {
+    } else if (checkDefn.getContentReference() != null) {
-        typeDefn = resolveNameReference(profile.getSnapshot(), ei.definition.getContentReference());
+      typeDefn = resolveNameReference(profile.getSnapshot(), checkDefn.getContentReference());
       
-      } else if (ei.definition.getType().size() == 1 && ("Element".equals(ei.definition.getType().get(0).getWorkingCode()) || "BackboneElement".equals(ei.definition.getType().get(0).getWorkingCode()))) {
+    } else if (checkDefn.getType().size() == 1 && ("Element".equals(checkDefn.getType().get(0).getWorkingCode()) || "BackboneElement".equals(checkDefn.getType().get(0).getWorkingCode()))) {
-        if (ei.definition.getType().get(0).hasProfile()) {
+      if (checkDefn.getType().get(0).hasProfile()) {
-          CanonicalType pu = ei.definition.getType().get(0).getProfile().get(0);
+        CanonicalType pu = checkDefn.getType().get(0).getProfile().get(0);
         if (pu.hasExtension(ToolingExtensions.EXT_PROFILE_ELEMENT))
           profiles.add(pu.getValue() + "#" + pu.getExtensionString(ToolingExtensions.EXT_PROFILE_ELEMENT));
         else
@@ -4202,11 +4222,16 @@ public class InstanceValidator extends BaseValidator implements IResourceValidat
 
     if (type != null) {
       if (type.startsWith("@")) {
-          ei.definition = findElement(profile, type.substring(1));
+        checkDefn = findElement(profile, type.substring(1));
+        if (isSlice) {
+          ei.slice = ei.definition;
+        } else {
+          ei.definition = ei.definition;            
+        }
         type = null;
       }
     }
-      NodeStack localStack = stack.push(ei.getElement(), ei.count, ei.definition, type == null ? typeDefn : resolveType(type, ei.definition.getType()));
+    NodeStack localStack = stack.push(ei.getElement(), ei.count, checkDefn, type == null ? typeDefn : resolveType(type, checkDefn.getType()));
 //      if (debug) {
 //        System.out.println("  check " + localStack.getLiteralPath()+" against "+ei.getDefinition().getId()+" in profile "+profile.getUrl());
 //      }
@@ -4217,34 +4242,34 @@ public class InstanceValidator extends BaseValidator implements IResourceValidat
     String thisExtension = null;
     boolean checkDisplay = true;
 
-      checkInvariants(hostContext, errors, profile, typeDefn != null ? typeDefn : ei.definition, resource, ei.getElement(), localStack, true);
+    checkInvariants(hostContext, errors, profile, typeDefn != null ? typeDefn : checkDefn, resource, ei.getElement(), localStack, true);
 
-      ei.getElement().markValidation(profile, ei.definition);
+    ei.getElement().markValidation(profile, checkDefn);
     boolean elementValidated = false;
     if (type != null) {
       if (isPrimitiveType(type)) {
-          checkPrimitive(hostContext, errors, ei.getPath(), type, ei.definition, ei.getElement(), profile, stack);
+        checkPrimitive(hostContext, errors, ei.getPath(), type, checkDefn, ei.getElement(), profile, stack);
       } else {
-          if (ei.definition.hasFixed()) {
+        if (checkDefn.hasFixed()) {
-            checkFixedValue(errors, ei.getPath(), ei.getElement(), ei.definition.getFixed(), profile.getUrl(), ei.definition.getSliceName(), null);
+          checkFixedValue(errors, ei.getPath(), ei.getElement(), checkDefn.getFixed(), profile.getUrl(), checkDefn.getSliceName(), null);
         }
-          if (ei.definition.hasPattern()) {
+        if (checkDefn.hasPattern()) {
-            checkFixedValue(errors, ei.getPath(), ei.getElement(), ei.definition.getPattern(), profile.getUrl(), ei.definition.getSliceName(), null, true);
+          checkFixedValue(errors, ei.getPath(), ei.getElement(), checkDefn.getPattern(), profile.getUrl(), checkDefn.getSliceName(), null, true);
         }
       }
       if (type.equals("Identifier")) {
-          checkIdentifier(errors, ei.getPath(), ei.getElement(), ei.definition);
+        checkIdentifier(errors, ei.getPath(), ei.getElement(), checkDefn);
       } else if (type.equals("Coding")) {
-          checkCoding(errors, ei.getPath(), ei.getElement(), profile, ei.definition, inCodeableConcept, checkDisplayInContext, stack);
+        checkCoding(errors, ei.getPath(), ei.getElement(), profile, checkDefn, inCodeableConcept, checkDisplayInContext, stack);
       } else if (type.equals("Quantity")) {
-          checkQuantity(errors, ei.getPath(), ei.getElement(), profile, ei.definition, stack);
+        checkQuantity(errors, ei.getPath(), ei.getElement(), profile, checkDefn, stack);
       } else if (type.equals("Attachment")) {
-          checkAttachment(errors, ei.getPath(), ei.getElement(), profile, ei.definition, inCodeableConcept, checkDisplayInContext, stack);
+        checkAttachment(errors, ei.getPath(), ei.getElement(), profile, checkDefn, inCodeableConcept, checkDisplayInContext, stack);
       } else if (type.equals("CodeableConcept")) {
-          checkDisplay = checkCodeableConcept(errors, ei.getPath(), ei.getElement(), profile, ei.definition, stack);
+        checkDisplay = checkCodeableConcept(errors, ei.getPath(), ei.getElement(), profile, checkDefn, stack);
         thisIsCodeableConcept = true;
       } else if (type.equals("Reference")) {
-          checkReference(hostContext, errors, ei.getPath(), ei.getElement(), profile, ei.definition, actualType, localStack);
+        checkReference(hostContext, errors, ei.getPath(), ei.getElement(), profile, checkDefn, actualType, localStack);
         // We only check extensions if we're not in a complex extension or if the element we're dealing with is not defined as part of that complex extension
       } else if (type.equals("Extension")) {
         Element eurl = ei.getElement().getNamedChild("url");
@@ -4253,12 +4278,12 @@ public class InstanceValidator extends BaseValidator implements IResourceValidat
           thisExtension = url;
           if (rule(errors, IssueType.INVALID, ei.getPath(), !Utilities.noString(url), I18nConstants.EXTENSION_EXT_URL_NOTFOUND)) {
             if (rule(errors, IssueType.INVALID, ei.getPath(), (extensionUrl != null) || Utilities.isAbsoluteUrl(url), I18nConstants.EXTENSION_EXT_URL_ABSOLUTE)) {
-                checkExtension(hostContext, errors, ei.getPath(), resource, element, ei.getElement(), ei.definition, profile, localStack, stack, extensionUrl);
+              checkExtension(hostContext, errors, ei.getPath(), resource, element, ei.getElement(), checkDefn, profile, localStack, stack, extensionUrl);
             }
           }
         }
       } else if (type.equals("Resource") || isResource(type)) {
-          validateContains(hostContext, errors, ei.getPath(), ei.definition, definition, resource, ei.getElement(), localStack, idStatusForEntry(element, ei)); // if
+        validateContains(hostContext, errors, ei.getPath(), checkDefn, definition, resource, ei.getElement(), localStack, idStatusForEntry(element, ei)); // if
         elementValidated = true;
         // (str.matches(".*([.,/])work\\1$"))
       } else if (Utilities.isAbsoluteUrl(type)) {
@@ -4266,22 +4291,22 @@ public class InstanceValidator extends BaseValidator implements IResourceValidat
         if (defn != null && hasMapping("http://hl7.org/fhir/terminology-pattern", defn, defn.getSnapshot().getElementFirstRep())) {
           List<String> txtype = getMapping("http://hl7.org/fhir/terminology-pattern", defn, defn.getSnapshot().getElementFirstRep());
           if (txtype.contains("CodeableConcept")) {
-              checkTerminologyCodeableConcept(errors, ei.getPath(), ei.getElement(), profile, ei.definition, stack, defn);
+            checkTerminologyCodeableConcept(errors, ei.getPath(), ei.getElement(), profile, checkDefn, stack, defn);
             thisIsCodeableConcept = true;
           } else if (txtype.contains("Coding")) {
-              checkTerminologyCoding(errors, ei.getPath(), ei.getElement(), profile, ei.definition, inCodeableConcept, checkDisplayInContext, stack, defn);
+            checkTerminologyCoding(errors, ei.getPath(), ei.getElement(), profile, checkDefn, inCodeableConcept, checkDisplayInContext, stack, defn);
           }
         }
       }
     } else {
-        if (rule(errors, IssueType.STRUCTURE, ei.line(), ei.col(), stack.getLiteralPath(), ei.definition != null, I18nConstants.VALIDATION_VAL_CONTENT_UNKNOWN, ei.getName()))
+      if (rule(errors, IssueType.STRUCTURE, ei.line(), ei.col(), stack.getLiteralPath(), checkDefn != null, I18nConstants.VALIDATION_VAL_CONTENT_UNKNOWN, ei.getName()))
-          validateElement(hostContext, errors, profile, ei.definition, null, null, resource, ei.getElement(), type, localStack, false, true, null);
+        validateElement(hostContext, errors, profile, checkDefn, null, null, resource, ei.getElement(), type, localStack, false, true, null);
     }
     StructureDefinition p = null;
     String tail = null;
     if (profiles.isEmpty()) {
       if (type != null) {
-          p = getProfileForType(type, ei.definition.getType());
+        p = getProfileForType(type, checkDefn.getType());
 
         // If dealing with a primitive type, then we need to check the current child against
         // the invariants (constraints) on the current element, because otherwise it only gets
@@ -4314,7 +4339,7 @@ public class InstanceValidator extends BaseValidator implements IResourceValidat
         p = this.context.fetchResource(StructureDefinition.class, typeProfile);
         if (rule(errors, IssueType.STRUCTURE, ei.line(), ei.col(), ei.getPath(), p != null, I18nConstants.VALIDATION_VAL_UNKNOWN_PROFILE, typeProfile)) {
           List<ValidationMessage> profileErrors = new ArrayList<ValidationMessage>();
-            validateElement(hostContext, profileErrors, p, getElementByTail(p, tail), profile, ei.definition, resource, ei.getElement(), type, localStack, thisIsCodeableConcept, checkDisplay, thisExtension);
+          validateElement(hostContext, profileErrors, p, getElementByTail(p, tail), profile, checkDefn, resource, ei.getElement(), type, localStack, thisIsCodeableConcept, checkDisplay, thisExtension);
           if (hasErrors(profileErrors))
             badProfiles.put(typeProfile, profileErrors);
           else
@@ -4348,16 +4373,15 @@ public class InstanceValidator extends BaseValidator implements IResourceValidat
 
       if (!elementValidated) {
         if (ei.getElement().getSpecial() == SpecialElement.BUNDLE_ENTRY || ei.getElement().getSpecial() == SpecialElement.BUNDLE_OUTCOME || ei.getElement().getSpecial() == SpecialElement.PARAMETER)
-            validateElement(hostContext, errors, p, getElementByTail(p, tail), profile, ei.definition, ei.getElement(), ei.getElement(), type, localStack.resetIds(), thisIsCodeableConcept, checkDisplay, thisExtension);
+          validateElement(hostContext, errors, p, getElementByTail(p, tail), profile, checkDefn, ei.getElement(), ei.getElement(), type, localStack.resetIds(), thisIsCodeableConcept, checkDisplay, thisExtension);
         else
-            validateElement(hostContext, errors, p, getElementByTail(p, tail), profile, ei.definition, resource, ei.getElement(), type, localStack, thisIsCodeableConcept, checkDisplay, thisExtension);
+          validateElement(hostContext, errors, p, getElementByTail(p, tail), profile, checkDefn, resource, ei.getElement(), type, localStack, thisIsCodeableConcept, checkDisplay, thisExtension);
       }
-        int index = profile.getSnapshot().getElement().indexOf(ei.definition);
+      int index = profile.getSnapshot().getElement().indexOf(checkDefn);
       if (index < profile.getSnapshot().getElement().size() - 1) {
         String nextPath = profile.getSnapshot().getElement().get(index + 1).getPath();
-          if (!nextPath.equals(ei.definition.getPath()) && nextPath.startsWith(ei.definition.getPath()))
+        if (!nextPath.equals(checkDefn.getPath()) && nextPath.startsWith(checkDefn.getPath()))
-            validateElement(hostContext, errors, profile, ei.definition, null, null, resource, ei.getElement(), type, localStack, thisIsCodeableConcept, checkDisplay, thisExtension);
+          validateElement(hostContext, errors, profile, checkDefn, null, null, resource, ei.getElement(), type, localStack, thisIsCodeableConcept, checkDisplay, thisExtension);
-        }
       }
     }
   }
@@ -5091,4 +5115,12 @@ public class InstanceValidator extends BaseValidator implements IResourceValidat
     return questionnaireMode;
   }
 
+  public boolean isWantCheckSnapshotUnchanged() {
+    return wantCheckSnapshotUnchanged;
+  }
+
+  public void setWantCheckSnapshotUnchanged(boolean wantCheckSnapshotUnchanged) {
+    this.wantCheckSnapshotUnchanged = wantCheckSnapshotUnchanged;
+  }
+
 }

org.hl7.fhir.validation/src/main/java/org/hl7/fhir/validation/instance/SpecialExtensions.java

@@ -1,12 +1,9 @@
 package org.hl7.fhir.validation.instance;
 
 import java.io.IOException;
-import java.io.InputStream;
 
-import org.hl7.fhir.convertors.VersionConvertorConstants;
 import org.hl7.fhir.exceptions.FHIRFormatError;
 import org.hl7.fhir.r5.formats.JsonParser;
-import org.hl7.fhir.r5.formats.XmlParser;
 import org.hl7.fhir.r5.model.StructureDefinition;
 import org.hl7.fhir.utilities.Utilities;
 

org.hl7.fhir.validation/src/main/java/org/hl7/fhir/validation/instance/type/MeasureContext.java

@@ -1,19 +1,14 @@
 package org.hl7.fhir.validation.instance.type;
 
-import java.io.IOException;
 import java.util.ArrayList;
 import java.util.List;
 
-import javax.xml.parsers.ParserConfigurationException;
-
 import org.hl7.fhir.r5.elementmodel.Element;
 import org.hl7.fhir.r5.model.Attachment;
-import org.hl7.fhir.r5.model.Coding;
 import org.hl7.fhir.r5.model.Library;
 import org.hl7.fhir.r5.model.Measure;
 import org.hl7.fhir.r5.model.Measure.MeasureGroupComponent;
 import org.hl7.fhir.utilities.xml.XMLUtil;
-import org.xml.sax.SAXException;
 
 public class MeasureContext {
 

org.hl7.fhir.validation/src/main/java/org/hl7/fhir/validation/instance/type/MeasureValidator.java

@@ -5,7 +5,6 @@ import static org.apache.commons.lang3.StringUtils.isNotBlank;
 import java.io.ByteArrayOutputStream;
 import java.io.IOException;
 import java.math.BigDecimal;
-import java.math.BigInteger;
 import java.util.ArrayList;
 import java.util.List;
 
@@ -22,27 +21,23 @@ import org.hl7.fhir.r5.model.Coding;
 import org.hl7.fhir.r5.model.FhirPublication;
 import org.hl7.fhir.r5.model.Library;
 import org.hl7.fhir.r5.model.Measure;
-import org.hl7.fhir.r5.model.Resource;
-import org.hl7.fhir.r5.renderers.DataRenderer;
-import org.hl7.fhir.r5.renderers.utils.RenderingContext;
-import org.hl7.fhir.r5.renderers.utils.RenderingContext.ResourceRendererMode;
 import org.hl7.fhir.r5.model.Measure.MeasureGroupComponent;
 import org.hl7.fhir.r5.model.Measure.MeasureGroupPopulationComponent;
 import org.hl7.fhir.r5.model.Measure.MeasureGroupStratifierComponent;
+import org.hl7.fhir.r5.model.Resource;
+import org.hl7.fhir.r5.renderers.DataRenderer;
 import org.hl7.fhir.utilities.Utilities;
 import org.hl7.fhir.utilities.i18n.I18nConstants;
 import org.hl7.fhir.utilities.validation.ValidationMessage;
 import org.hl7.fhir.utilities.validation.ValidationMessage.IssueType;
 import org.hl7.fhir.utilities.validation.ValidationMessage.Source;
 import org.hl7.fhir.utilities.xml.XMLUtil;
-import org.hl7.fhir.validation.instance.utils.NodeStack;
 import org.hl7.fhir.validation.BaseValidator;
 import org.hl7.fhir.validation.TimeTracker;
+import org.hl7.fhir.validation.instance.utils.NodeStack;
 import org.hl7.fhir.validation.instance.utils.ValidatorHostContext;
 import org.w3c.dom.Document;
 
-import net.sf.saxon.tree.tiny.LargeStringBuffer;
-
 public class MeasureValidator extends BaseValidator {
 
   public MeasureValidator(IWorkerContext context, TimeTracker timeTracker) {

org.hl7.fhir.validation/src/main/java/org/hl7/fhir/validation/instance/type/QuestionnaireValidator.java

@@ -23,26 +23,25 @@ import org.hl7.fhir.r5.elementmodel.ObjectConverter;
 import org.hl7.fhir.r5.formats.IParser.OutputStyle;
 import org.hl7.fhir.r5.model.Coding;
 import org.hl7.fhir.r5.model.DateType;
+import org.hl7.fhir.r5.model.Enumerations.FHIRVersion;
 import org.hl7.fhir.r5.model.FhirPublication;
 import org.hl7.fhir.r5.model.IntegerType;
 import org.hl7.fhir.r5.model.Questionnaire;
+import org.hl7.fhir.r5.model.Questionnaire.QuestionnaireItemAnswerOptionComponent;
+import org.hl7.fhir.r5.model.Questionnaire.QuestionnaireItemComponent;
+import org.hl7.fhir.r5.model.Questionnaire.QuestionnaireItemType;
 import org.hl7.fhir.r5.model.Resource;
 import org.hl7.fhir.r5.model.StringType;
 import org.hl7.fhir.r5.model.TimeType;
 import org.hl7.fhir.r5.model.ValueSet;
-import org.hl7.fhir.r5.model.ElementDefinition.TypeRefComponent;
-import org.hl7.fhir.r5.model.Enumerations.FHIRVersion;
-import org.hl7.fhir.r5.model.Questionnaire.QuestionnaireItemAnswerOptionComponent;
-import org.hl7.fhir.r5.model.Questionnaire.QuestionnaireItemComponent;
-import org.hl7.fhir.r5.model.Questionnaire.QuestionnaireItemType;
 import org.hl7.fhir.r5.utils.FHIRPathEngine;
 import org.hl7.fhir.utilities.CommaSeparatedStringBuilder;
 import org.hl7.fhir.utilities.Utilities;
 import org.hl7.fhir.utilities.i18n.I18nConstants;
 import org.hl7.fhir.utilities.validation.ValidationMessage;
-import org.hl7.fhir.utilities.validation.ValidationOptions;
 import org.hl7.fhir.utilities.validation.ValidationMessage.IssueType;
 import org.hl7.fhir.utilities.validation.ValidationMessage.Source;
+import org.hl7.fhir.utilities.validation.ValidationOptions;
 import org.hl7.fhir.validation.BaseValidator;
 import org.hl7.fhir.validation.TimeTracker;
 import org.hl7.fhir.validation.Validator.QuestionnaireMode;

org.hl7.fhir.validation/src/main/java/org/hl7/fhir/validation/instance/type/SearchParameterValidator.java

@@ -5,14 +5,12 @@ import java.util.Collections;
 import java.util.Comparator;
 import java.util.List;
 
-import org.hl7.fhir.exceptions.FHIRException;
 import org.hl7.fhir.r5.context.IWorkerContext;
 import org.hl7.fhir.r5.elementmodel.Element;
 import org.hl7.fhir.r5.model.ExpressionNode;
 import org.hl7.fhir.r5.model.ExpressionNode.Kind;
 import org.hl7.fhir.r5.model.ExpressionNode.Operation;
 import org.hl7.fhir.r5.model.SearchParameter;
-import org.hl7.fhir.r5.model.ValueSet;
 import org.hl7.fhir.r5.utils.FHIRPathEngine;
 import org.hl7.fhir.utilities.Utilities;
 import org.hl7.fhir.utilities.i18n.I18nConstants;
@@ -21,7 +19,6 @@ import org.hl7.fhir.utilities.validation.ValidationMessage.IssueType;
 import org.hl7.fhir.utilities.validation.ValidationMessage.Source;
 import org.hl7.fhir.validation.BaseValidator;
 import org.hl7.fhir.validation.TimeTracker;
-import org.hl7.fhir.validation.instance.type.SearchParameterValidator.FhirPathSorter;
 import org.hl7.fhir.validation.instance.utils.NodeStack;
 
 public class SearchParameterValidator extends BaseValidator {

org.hl7.fhir.validation/src/main/java/org/hl7/fhir/validation/instance/type/StructureDefinitionValidator.java

@@ -3,18 +3,15 @@ package org.hl7.fhir.validation.instance.type;
 import java.io.ByteArrayOutputStream;
 import java.io.IOException;
 import java.util.ArrayList;
-import java.util.Collections;
 import java.util.Comparator;
 import java.util.List;
 
-import org.hl7.fhir.r5.model.StructureDefinition;
 import org.hl7.fhir.convertors.VersionConvertor_10_50;
 import org.hl7.fhir.convertors.VersionConvertor_14_50;
 import org.hl7.fhir.convertors.VersionConvertor_30_50;
 import org.hl7.fhir.convertors.VersionConvertor_40_50;
 import org.hl7.fhir.exceptions.FHIRException;
 import org.hl7.fhir.r5.conformance.ProfileUtilities;
-import org.hl7.fhir.r5.conformance.ProfileUtilities.ProfileKnowledgeProvider;
 import org.hl7.fhir.r5.context.IWorkerContext;
 import org.hl7.fhir.r5.elementmodel.Element;
 import org.hl7.fhir.r5.elementmodel.Manager;
@@ -22,14 +19,10 @@ import org.hl7.fhir.r5.elementmodel.Manager.FhirFormat;
 import org.hl7.fhir.r5.formats.IParser.OutputStyle;
 import org.hl7.fhir.r5.model.ElementDefinition;
 import org.hl7.fhir.r5.model.ExpressionNode;
-import org.hl7.fhir.r5.model.ExpressionNode.Kind;
+import org.hl7.fhir.r5.model.StructureDefinition;
-import org.hl7.fhir.r5.model.ExpressionNode.Operation;
 import org.hl7.fhir.r5.model.StructureDefinition.TypeDerivationRule;
-import org.hl7.fhir.r5.model.SearchParameter;
-import org.hl7.fhir.r5.model.ValueSet;
 import org.hl7.fhir.r5.utils.FHIRPathEngine;
 import org.hl7.fhir.r5.utils.ToolingExtensions;
-import org.hl7.fhir.utilities.Utilities;
 import org.hl7.fhir.utilities.VersionUtilities;
 import org.hl7.fhir.utilities.i18n.I18nConstants;
 import org.hl7.fhir.utilities.validation.ValidationMessage;
@@ -37,7 +30,6 @@ import org.hl7.fhir.utilities.validation.ValidationMessage.IssueType;
 import org.hl7.fhir.utilities.validation.ValidationMessage.Source;
 import org.hl7.fhir.validation.BaseValidator;
 import org.hl7.fhir.validation.TimeTracker;
-import org.hl7.fhir.validation.instance.type.StructureDefinitionValidator.FhirPathSorter;
 import org.hl7.fhir.validation.instance.utils.NodeStack;
 
 public class StructureDefinitionValidator extends BaseValidator {
@@ -52,16 +44,18 @@ public class StructureDefinitionValidator extends BaseValidator {
   }
 
   private FHIRPathEngine fpe;
+  private boolean wantCheckSnapshotUnchanged;
 
-  public StructureDefinitionValidator(IWorkerContext context, TimeTracker timeTracker, FHIRPathEngine fpe) {
+  public StructureDefinitionValidator(IWorkerContext context, TimeTracker timeTracker, FHIRPathEngine fpe, boolean wantCheckSnapshotUnchanged) {
     super(context);
     source = Source.InstanceValidator;
     this.fpe = fpe;
     this.timeTracker = timeTracker;
+    this.wantCheckSnapshotUnchanged = wantCheckSnapshotUnchanged;
   }
   
   public void validateStructureDefinition(List<ValidationMessage> errors, Element src, NodeStack stack)  {
-    StructureDefinition sd;
+    StructureDefinition sd = null;
     try {
       sd = loadAsSD(src);
       List<ElementDefinition> snapshot = sd.getSnapshot().getElement();
@@ -85,7 +79,7 @@ public class StructureDefinitionValidator extends BaseValidator {
                 errors.add(msg);
               }
             }
-            if (!snapshot.isEmpty()) {
+            if (!snapshot.isEmpty() && wantCheckSnapshotUnchanged) {
               int was = snapshot.size();
               int is = sd.getSnapshot().getElement().size();
               rule(errors, IssueType.NOTFOUND, stack.getLiteralPath(), was == is, I18nConstants.SNAPSHOT_EXISTING_PROBLEM, was, is);
@@ -99,29 +93,33 @@ public class StructureDefinitionValidator extends BaseValidator {
     List<Element> differentials = src.getChildrenByName("differential");
     List<Element> snapshots = src.getChildrenByName("snapshot");
     for (Element differential : differentials) {
-      validateElementList(errors, differential, stack.push(differential, -1, null, null), false, snapshots.size() > 0);
+      validateElementList(errors, differential, stack.push(differential, -1, null, null), false, snapshots.size() > 0, sd);
     }
     for (Element snapshot : snapshots) {
-      validateElementList(errors, snapshot, stack.push(snapshot, -1, null, null), true, true);
+      validateElementList(errors, snapshot, stack.push(snapshot, -1, null, null), true, true, sd);
     }
   }
 
-  private void validateElementList(List<ValidationMessage> errors, Element elementList, NodeStack stack, boolean snapshot, boolean hasSnapshot) {
+  private void validateElementList(List<ValidationMessage> errors, Element elementList, NodeStack stack, boolean snapshot, boolean hasSnapshot, StructureDefinition sd) {
     List<Element> elements = elementList.getChildrenByName("element");
     int cc = 0;
     for (Element element : elements) {
-      validateElementDefinition(errors, element, stack.push(element, cc, null, null), snapshot, hasSnapshot);
+      validateElementDefinition(errors, element, stack.push(element, cc, null, null), snapshot, hasSnapshot, sd);
       cc++;
     }    
   }
 
-  private void validateElementDefinition(List<ValidationMessage> errors, Element element, NodeStack stack, boolean snapshot, boolean hasSnapshot) {
+  private void validateElementDefinition(List<ValidationMessage> errors, Element element, NodeStack stack, boolean snapshot, boolean hasSnapshot, StructureDefinition sd) {
     boolean typeMustSupport = false;
     List<Element> types = element.getChildrenByName("type");
     for (Element type : types) {
       if (hasMustSupportExtension(type)) {
         typeMustSupport = true;
       }
+      // check the stated profile - must be a constraint on the type 
+      if (snapshot || sd != null) {
+        validateElementType(errors, type, stack.push(type, -1, null, null), sd, element.getChildValue("path"));
+      }
     }
     if (typeMustSupport) {
       if (snapshot) {
@@ -132,6 +130,53 @@ public class StructureDefinitionValidator extends BaseValidator {
     }
   }
 
+  private void validateElementType(List<ValidationMessage> errors, Element type, NodeStack stack, StructureDefinition sd, String path) {
+    String code = type.getNamedChildValue("code");
+    if (code == null && path != null) {
+      code = getTypeCodeFromSD(sd, path);
+    }
+    if (code != null) {
+      List<Element> profiles = type.getChildrenByName("profile");
+      for (Element profile : profiles) {
+        validateTypeProfile(errors, profile, code, stack.push(type, -1, null, null));
+      }
+    }
+  }
+
+  private String getTypeCodeFromSD(StructureDefinition sd, String path) {
+    ElementDefinition ed = null;
+    for (ElementDefinition t : sd.getSnapshot().getElement()) {
+      if (t.hasPath() && t.getPath().equals(path)) {
+        if (ed == null) {
+          ed = t;
+        } else {
+          return null; // more than one match, we don't know which is which
+        }
+      }
+    }
+    return ed != null && ed.getType().size() == 1 ? ed.getTypeFirstRep().getCode() : null;
+  }
+
+  private void validateTypeProfile(List<ValidationMessage> errors, Element profile, String code, NodeStack stack) {
+    String p = profile.primitiveValue();
+    StructureDefinition sd = context.fetchResource(StructureDefinition.class, p);
+    if (warning(errors, IssueType.EXCEPTION, stack.getLiteralPath(), sd != null, I18nConstants.SD_ED_TYPE_PROFILE_UNKNOWN, p)) {
+      String t = determineBaseType(sd);
+      if (t == null) {
+        rule(errors, IssueType.EXCEPTION, stack.getLiteralPath(), code.equals(t), I18nConstants.SD_ED_TYPE_PROFILE_NOTYPE, p);
+      } else {
+        rule(errors, IssueType.EXCEPTION, stack.getLiteralPath(), code.equals(t), I18nConstants.SD_ED_TYPE_PROFILE_WRONG, p, t, code);
+      }
+    }
+  }
+
+  private String determineBaseType(StructureDefinition sd) {
+    while (sd != null && !sd.hasType() && sd.getDerivation() == TypeDerivationRule.CONSTRAINT) {
+      sd = context.fetchResource(StructureDefinition.class, sd.getBaseDefinition());
+    }
+    return sd == null ? null : sd.getType();
+  }
+
   private boolean hasMustSupportExtension(Element type) {
     if ("true".equals(getExtensionValue(type, ToolingExtensions.EXT_MUST_SUPPORT))) {
       return true;

org.hl7.fhir.validation/src/main/java/org/hl7/fhir/validation/instance/type/ValueSetValidator.java

@@ -3,14 +3,13 @@ package org.hl7.fhir.validation.instance.type;
 import java.util.ArrayList;
 import java.util.List;
 
-import org.hl7.fhir.r5.model.ValueSet;
 import org.hl7.fhir.r5.context.IWorkerContext;
 import org.hl7.fhir.r5.context.IWorkerContext.CodingValidationRequest;
 import org.hl7.fhir.r5.context.IWorkerContext.ValidationResult;
 import org.hl7.fhir.r5.elementmodel.Element;
-import org.hl7.fhir.r5.model.CodeSystem;
 import org.hl7.fhir.r5.model.Coding;
 import org.hl7.fhir.r5.model.Resource;
+import org.hl7.fhir.r5.model.ValueSet;
 import org.hl7.fhir.r5.terminologies.ValueSetExpander.TerminologyServiceErrorClass;
 import org.hl7.fhir.utilities.Utilities;
 import org.hl7.fhir.utilities.VersionUtilities;
@@ -22,7 +21,6 @@ import org.hl7.fhir.utilities.validation.ValidationOptions;
 import org.hl7.fhir.validation.BaseValidator;
 import org.hl7.fhir.validation.TimeTracker;
 import org.hl7.fhir.validation.instance.InstanceValidator;
-import org.hl7.fhir.validation.instance.type.ValueSetValidator.VSCodingValidationRequest;
 import org.hl7.fhir.validation.instance.utils.NodeStack;
 
 public class ValueSetValidator extends BaseValidator {

org.hl7.fhir.validation/src/main/java/org/hl7/fhir/validation/instance/utils/ChildIterator.java

@@ -1,8 +1,8 @@
 package org.hl7.fhir.validation.instance.utils;
 
 import org.hl7.fhir.r5.elementmodel.Element;
-import org.hl7.fhir.validation.instance.InstanceValidator;
 import org.hl7.fhir.utilities.Utilities;
+import org.hl7.fhir.validation.instance.InstanceValidator;
 
 public class ChildIterator {
     private final InstanceValidator instanceValidator;

org.hl7.fhir.validation/src/main/java/org/hl7/fhir/validation/instance/utils/ElementInfo.java

@@ -1,11 +1,11 @@
 package org.hl7.fhir.validation.instance.utils;
 
+import java.util.List;
+
 import org.hl7.fhir.r5.elementmodel.Element;
 import org.hl7.fhir.r5.model.ElementDefinition;
 import org.hl7.fhir.utilities.validation.ValidationMessage;
 
-import java.util.List;
-
 public class ElementInfo {
 
   public List<ValidationMessage> sliceInfo;

org.hl7.fhir.validation/src/main/java/org/hl7/fhir/validation/instance/utils/EntrySummary.java

@@ -1,10 +1,10 @@
 package org.hl7.fhir.validation.instance.utils;
 
-import org.hl7.fhir.r5.elementmodel.Element;
-
 import java.util.ArrayList;
 import java.util.List;
 
+import org.hl7.fhir.r5.elementmodel.Element;
+
 public class EntrySummary {
 
     Element entry;

org.hl7.fhir.validation/src/main/java/org/hl7/fhir/validation/instance/utils/NodeStack.java

@@ -2,10 +2,8 @@ package org.hl7.fhir.validation.instance.utils;
 
 import java.util.ArrayList;
 import java.util.HashMap;
-import java.util.HashSet;
 import java.util.List;
 import java.util.Map;
-import java.util.Set;
 
 import org.hl7.fhir.r5.context.IWorkerContext;
 import org.hl7.fhir.r5.elementmodel.Element;

org.hl7.fhir.validation/src/main/java/org/hl7/fhir/validation/instance/utils/ResolvedReference.java

@@ -2,7 +2,6 @@ package org.hl7.fhir.validation.instance.utils;
 
 import org.hl7.fhir.r5.elementmodel.Element;
 import org.hl7.fhir.r5.model.StructureDefinition;
-import org.hl7.fhir.validation.instance.InstanceValidator;
 
 public class ResolvedReference {
 

org.hl7.fhir.validation/src/main/java/org/hl7/fhir/validation/instance/utils/ResourceValidationTracker.java

@@ -1,13 +1,13 @@
 package org.hl7.fhir.validation.instance.utils;
 
-import org.hl7.fhir.r5.model.StructureDefinition;
-import org.hl7.fhir.utilities.validation.ValidationMessage;
-
 import java.util.ArrayList;
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
 
+import org.hl7.fhir.r5.model.StructureDefinition;
+import org.hl7.fhir.utilities.validation.ValidationMessage;
+
 /**
  * The validator keeps one of these classes for each resource it validates (e.g. when chasing references)
  * <p>

org.hl7.fhir.validation/src/main/java/org/hl7/fhir/validation/instance/utils/ValidatorHostContext.java

@@ -1,15 +1,13 @@
 package org.hl7.fhir.validation.instance.utils;
 
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
 import org.hl7.fhir.r5.elementmodel.Element;
 import org.hl7.fhir.r5.model.StructureDefinition;
 import org.hl7.fhir.utilities.validation.ValidationMessage;
 
-import java.util.ArrayList;
-import java.util.HashMap;
-import java.util.List;
-import java.util.Map;
-import java.util.Stack;
-
 public class ValidatorHostContext {
 
     private Object appContext;

org.hl7.fhir.validation/src/main/java/org/hl7/fhir/validation/packages/PackageValidator.java

@@ -10,8 +10,8 @@ import org.hl7.fhir.utilities.VersionUtilities;
 import org.hl7.fhir.utilities.npm.CachingPackageClient;
 import org.hl7.fhir.utilities.npm.FilesystemPackageCacheManager;
 import org.hl7.fhir.utilities.npm.NpmPackage;
-import org.hl7.fhir.utilities.npm.ToolsVersion;
 import org.hl7.fhir.utilities.npm.PackageClient.PackageInfo;
+import org.hl7.fhir.utilities.npm.ToolsVersion;
 
 public class PackageValidator {
 

org.hl7.fhir.validation/src/test/java/org/hl7/fhir/comparison/tests/ComparisonTests.java

@@ -1,15 +1,25 @@
 package org.hl7.fhir.comparison.tests;
 
-import com.google.common.base.Charsets;
+import java.io.File;
-import com.google.gson.JsonElement;
+import java.io.FileNotFoundException;
-import com.google.gson.JsonObject;
+import java.io.FileOutputStream;
+import java.io.IOException;
+import java.io.InputStream;
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.Map.Entry;
+import java.util.stream.Stream;
+
 import org.apache.commons.io.IOUtils;
 import org.hl7.fhir.convertors.VersionConvertor_10_50;
 import org.hl7.fhir.convertors.VersionConvertor_14_50;
 import org.hl7.fhir.convertors.VersionConvertor_30_50;
 import org.hl7.fhir.convertors.VersionConvertor_40_50;
-import org.hl7.fhir.convertors.loaders.R4ToR5Loader;
 import org.hl7.fhir.convertors.loaders.BaseLoaderR5.NullLoaderKnowledgeProvider;
+import org.hl7.fhir.convertors.loaders.R4ToR5Loader;
 import org.hl7.fhir.exceptions.DefinitionException;
 import org.hl7.fhir.exceptions.FHIRException;
 import org.hl7.fhir.exceptions.FHIRFormatError;
@@ -49,18 +59,9 @@ import org.junit.jupiter.params.ParameterizedTest;
 import org.junit.jupiter.params.provider.Arguments;
 import org.junit.jupiter.params.provider.MethodSource;
 
-import java.io.File;
+import com.google.common.base.Charsets;
-import java.io.FileNotFoundException;
+import com.google.gson.JsonElement;
-import java.io.FileOutputStream;
+import com.google.gson.JsonObject;
-import java.io.IOException;
-import java.io.InputStream;
-import java.util.ArrayList;
-import java.util.Collections;
-import java.util.HashMap;
-import java.util.List;
-import java.util.Map;
-import java.util.Map.Entry;
-import java.util.stream.Stream;
 
 public class ComparisonTests {
 

org.hl7.fhir.validation/src/test/java/org/hl7/fhir/conversion/tests/R3R4ConversionTests.java

@@ -1,6 +1,21 @@
 package org.hl7.fhir.conversion.tests;
 
-import com.google.gson.*;
+import java.io.ByteArrayInputStream;
+import java.io.ByteArrayOutputStream;
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.FileNotFoundException;
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.stream.Stream;
+import java.util.zip.ZipEntry;
+import java.util.zip.ZipInputStream;
+
+import javax.xml.parsers.ParserConfigurationException;
 
 import org.hl7.fhir.convertors.loaders.R3ToR4Loader;
 import org.hl7.fhir.exceptions.DefinitionException;
@@ -11,8 +26,16 @@ import org.hl7.fhir.r4.context.SimpleWorkerContext;
 import org.hl7.fhir.r4.elementmodel.Element;
 import org.hl7.fhir.r4.elementmodel.Manager;
 import org.hl7.fhir.r4.formats.IParser.OutputStyle;
-import org.hl7.fhir.r4.model.*;
+import org.hl7.fhir.r4.model.Base;
+import org.hl7.fhir.r4.model.Coding;
+import org.hl7.fhir.r4.model.MetadataResource;
+import org.hl7.fhir.r4.model.PractitionerRole;
+import org.hl7.fhir.r4.model.Resource;
+import org.hl7.fhir.r4.model.ResourceFactory;
+import org.hl7.fhir.r4.model.StructureDefinition;
 import org.hl7.fhir.r4.model.StructureDefinition.StructureDefinitionKind;
+import org.hl7.fhir.r4.model.StructureMap;
+import org.hl7.fhir.r4.model.UriType;
 import org.hl7.fhir.r4.test.utils.TestingUtilities;
 import org.hl7.fhir.r4.utils.IResourceValidator;
 import org.hl7.fhir.r4.utils.IResourceValidator.IValidatorResourceFetcher;
@@ -32,12 +55,11 @@ import org.junit.jupiter.params.provider.Arguments;
 import org.junit.jupiter.params.provider.MethodSource;
 import org.xml.sax.SAXException;
 
-import javax.xml.parsers.ParserConfigurationException;
+import com.google.gson.Gson;
-import java.io.*;
+import com.google.gson.GsonBuilder;
-import java.util.*;
+import com.google.gson.JsonArray;
-import java.util.stream.Stream;
+import com.google.gson.JsonObject;
-import java.util.zip.ZipEntry;
+import com.google.gson.JsonPrimitive;
-import java.util.zip.ZipInputStream;
 
 @Disabled
 public class R3R4ConversionTests implements ITransformerServices, IValidatorResourceFetcher {

org.hl7.fhir.validation/src/test/java/org/hl7/fhir/conversion/tests/SnapShotGenerationXTests.java

@@ -1,5 +1,14 @@
 package org.hl7.fhir.conversion.tests;
 
+import java.io.File;
+import java.io.FileNotFoundException;
+import java.io.FileOutputStream;
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.List;
+
+import javax.xml.parsers.ParserConfigurationException;
+
 import org.apache.commons.io.IOUtils;
 import org.apache.commons.lang3.NotImplementedException;
 import org.hl7.fhir.exceptions.DefinitionException;
@@ -18,12 +27,12 @@ import org.hl7.fhir.r5.model.Resource;
 import org.hl7.fhir.r5.model.StructureDefinition;
 import org.hl7.fhir.r5.model.StructureDefinition.StructureDefinitionKind;
 import org.hl7.fhir.r5.model.StructureDefinition.TypeDerivationRule;
+import org.hl7.fhir.r5.model.TypeDetails;
+import org.hl7.fhir.r5.model.ValueSet;
 import org.hl7.fhir.r5.renderers.RendererFactory;
 import org.hl7.fhir.r5.renderers.utils.RenderingContext;
 import org.hl7.fhir.r5.renderers.utils.RenderingContext.ResourceRendererMode;
 import org.hl7.fhir.r5.test.utils.TestingUtilities;
-import org.hl7.fhir.r5.model.TypeDetails;
-import org.hl7.fhir.r5.model.ValueSet;
 import org.hl7.fhir.r5.utils.FHIRPathEngine;
 import org.hl7.fhir.r5.utils.FHIRPathEngine.IEvaluationContext;
 import org.hl7.fhir.r5.utils.IResourceValidator;
@@ -38,14 +47,6 @@ import org.w3c.dom.Document;
 import org.w3c.dom.Element;
 import org.xml.sax.SAXException;
 
-import javax.xml.parsers.ParserConfigurationException;
-import java.io.File;
-import java.io.FileNotFoundException;
-import java.io.FileOutputStream;
-import java.io.IOException;
-import java.util.ArrayList;
-import java.util.List;
-
 public class SnapShotGenerationXTests {
 
   public enum TestFetchMode {

org.hl7.fhir.validation/src/test/java/org/hl7/fhir/conversion/tests/UtilitiesXTests.java

@@ -46,14 +46,14 @@ import javax.xml.parsers.DocumentBuilderFactory;
 import org.apache.commons.codec.binary.Base64;
 import org.apache.commons.io.IOUtils;
 import org.fhir.ucum.UcumEssenceService;
+import org.hl7.fhir.convertors.loaders.BaseLoaderR5.NullLoaderKnowledgeProvider;
 import org.hl7.fhir.convertors.loaders.R2016MayToR5Loader;
 import org.hl7.fhir.convertors.loaders.R2ToR5Loader;
 import org.hl7.fhir.convertors.loaders.R3ToR5Loader;
 import org.hl7.fhir.convertors.loaders.R4ToR5Loader;
-import org.hl7.fhir.convertors.loaders.BaseLoaderR5.NullLoaderKnowledgeProvider;
 import org.hl7.fhir.r5.context.IWorkerContext;
-import org.hl7.fhir.r5.context.SimpleWorkerContext;
 import org.hl7.fhir.r5.context.IWorkerContext.IContextResourceLoader;
+import org.hl7.fhir.r5.context.SimpleWorkerContext;
 import org.hl7.fhir.r5.model.Parameters;
 import org.hl7.fhir.utilities.CSFile;
 import org.hl7.fhir.utilities.TextFile;

org.hl7.fhir.validation/src/test/java/org/hl7/fhir/r5/test/FHIRMappingLanguageTests.java

@@ -6,7 +6,6 @@ import java.io.ByteArrayOutputStream;
 import java.io.FileInputStream;
 import java.io.FileNotFoundException;
 import java.io.IOException;
-
 import java.util.ArrayList;
 import java.util.List;
 import java.util.stream.Stream;
@@ -24,7 +23,6 @@ import org.hl7.fhir.utilities.TextFile;
 import org.hl7.fhir.utilities.Utilities;
 import org.hl7.fhir.utilities.xml.XMLUtil;
 import org.hl7.fhir.validation.ValidationEngine;
-
 import org.hl7.fhir.validation.instance.InstanceValidatorFactory;
 import org.junit.jupiter.api.BeforeAll;
 import org.junit.jupiter.params.ParameterizedTest;

org.hl7.fhir.validation/src/test/java/org/hl7/fhir/validation/cli/BaseRestTest.java

@@ -1,14 +1,15 @@
 package org.hl7.fhir.validation.cli;
 
-import com.fasterxml.jackson.databind.DeserializationFeature;
+import java.io.IOException;
-import com.fasterxml.jackson.databind.ObjectMapper;
+
 import org.apache.http.HttpResponse;
 import org.apache.http.util.EntityUtils;
 import org.hl7.fhir.validation.cli.model.CliContext;
 import org.junit.jupiter.api.AfterAll;
 import org.junit.jupiter.api.BeforeAll;
 
-import java.io.IOException;
+import com.fasterxml.jackson.databind.DeserializationFeature;
+import com.fasterxml.jackson.databind.ObjectMapper;
 
 public abstract class BaseRestTest {
 

org.hl7.fhir.validation/src/test/java/org/hl7/fhir/validation/cli/ValidatorGuiTest.java

@@ -1,17 +1,8 @@
 package org.hl7.fhir.validation.cli;
 
-import io.github.bonigarcia.wdm.WebDriverManager;
+import java.io.IOException;
-import org.hl7.fhir.r5.elementmodel.Manager;
+
-import org.hl7.fhir.r5.model.FhirPublication;
-import org.hl7.fhir.r5.model.OperationOutcome;
-import org.hl7.fhir.r5.test.utils.TestingUtilities;
-import org.hl7.fhir.r5.utils.EOperationOutcome;
-import org.hl7.fhir.validation.ValidationEngine;
 import org.hl7.fhir.validation.cli.model.CliContext;
-import org.hl7.fhir.validation.cli.model.FileInfo;
-import org.hl7.fhir.validation.cli.model.ValidationRequest;
-import org.hl7.fhir.validation.cli.model.ValidationResponse;
-import org.hl7.fhir.validation.cli.services.ValidationService;
 import org.junit.jupiter.api.Assertions;
 import org.junit.jupiter.api.DisplayName;
 import org.junit.jupiter.api.Test;
@@ -19,10 +10,7 @@ import org.openqa.selenium.WebDriver;
 import org.openqa.selenium.chrome.ChromeDriver;
 import org.openqa.selenium.chrome.ChromeOptions;
 
-import java.io.IOException;
+import io.github.bonigarcia.wdm.WebDriverManager;
-import java.io.InputStream;
-import java.net.URISyntaxException;
-import java.util.Arrays;
 
 class ValidatorGuiTest {
 

org.hl7.fhir.validation/src/test/java/org/hl7/fhir/validation/cli/controller/HttpGetContextTest.java

@@ -1,5 +1,7 @@
 package org.hl7.fhir.validation.cli.controller;
 
+import java.io.IOException;
+
 import org.apache.http.HttpResponse;
 import org.apache.http.HttpStatus;
 import org.apache.http.client.methods.HttpGet;
@@ -13,8 +15,6 @@ import org.junit.jupiter.api.Assertions;
 import org.junit.jupiter.api.DisplayName;
 import org.junit.jupiter.api.Test;
 
-import java.io.IOException;
-
 class HttpGetContextTest extends BaseRestTest {
 
   private final String GET_CONTEXT_URL = "http://localhost:" + ValidatorGui.getPort() + "/context";

org.hl7.fhir.validation/src/test/java/org/hl7/fhir/validation/cli/controller/HttpPutContextTest.java

@@ -1,12 +1,12 @@
 package org.hl7.fhir.validation.cli.controller;
 
-import io.javalin.http.Context;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.verify;
 
 import org.junit.jupiter.api.Disabled;
 import org.junit.jupiter.api.Test;
 
-import static org.mockito.Mockito.mock;
+import io.javalin.http.Context;
-import static org.mockito.Mockito.verify;
 
 class HttpPutContextTest {
 

org.hl7.fhir.validation/src/test/java/org/hl7/fhir/validation/tests/JsonSchemaTests.java

@@ -1,5 +1,8 @@
 package org.hl7.fhir.validation.tests;
 
+import java.io.FileNotFoundException;
+import java.io.IOException;
+
 import org.everit.json.schema.Schema;
 import org.everit.json.schema.ValidationException;
 import org.everit.json.schema.loader.SchemaLoader;
@@ -9,9 +12,6 @@ import org.junit.jupiter.api.Assertions;
 import org.junit.jupiter.api.BeforeEach;
 import org.junit.jupiter.api.Test;
 
-import java.io.FileNotFoundException;
-import java.io.IOException;
-
 
 public class JsonSchemaTests {
 

org.hl7.fhir.validation/src/test/java/org/hl7/fhir/validation/tests/LoadIgTests.java

@@ -8,8 +8,6 @@ import org.hl7.fhir.utilities.VersionUtilities;
 import org.hl7.fhir.validation.ValidationEngine;
 import org.junit.Test;
 
-import net.sf.saxon.expr.instruct.Message;
-
 public class LoadIgTests {
   
   @Test

org.hl7.fhir.validation/src/test/java/org/hl7/fhir/validation/tests/TransformationTests.java

@@ -3,8 +3,8 @@ package org.hl7.fhir.validation.tests;
 import java.io.File;
 
 import org.hl7.fhir.r4.test.utils.TestingUtilities;
-import org.hl7.fhir.validation.Validator;
 import org.hl7.fhir.utilities.Utilities;
+import org.hl7.fhir.validation.Validator;
 import org.junit.jupiter.api.Disabled;
 import org.junit.jupiter.api.Test;
 

org.hl7.fhir.validation/src/test/java/org/hl7/fhir/validation/tests/ValidationEngineTests.java

@@ -1,5 +1,8 @@
 package org.hl7.fhir.validation.tests;
 
+import java.util.ArrayList;
+import java.util.List;
+
 import org.hl7.fhir.r5.elementmodel.Manager.FhirFormat;
 import org.hl7.fhir.r5.model.FhirPublication;
 import org.hl7.fhir.r5.model.OperationOutcome;
@@ -11,9 +14,6 @@ import org.hl7.fhir.validation.tests.utilities.TestUtilities;
 import org.junit.jupiter.api.Assertions;
 import org.junit.jupiter.api.Test;
 
-import java.util.ArrayList;
-import java.util.List;
-
 public class ValidationEngineTests {
 
   private static final String DEF_TX = "http://tx.fhir.org";

org.hl7.fhir.validation/src/test/java/org/hl7/fhir/validation/tests/ValidationTests.java

@@ -1,10 +1,19 @@
 package org.hl7.fhir.validation.tests;
 
-import com.google.common.base.Charsets;
+import java.io.FileNotFoundException;
-import com.google.gson.GsonBuilder;
+import java.io.IOException;
-import com.google.gson.JsonArray;
+import java.io.InputStream;
-import com.google.gson.JsonElement;
+import java.net.MalformedURLException;
-import com.google.gson.JsonObject;
+import java.net.URL;
+import java.net.URLConnection;
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Locale;
+import java.util.Map;
+import java.util.Map.Entry;
+
 import org.apache.commons.io.IOUtils;
 import org.apache.commons.lang3.NotImplementedException;
 import org.hl7.fhir.convertors.VersionConvertor_10_50;
@@ -43,11 +52,11 @@ import org.hl7.fhir.r5.utils.IResourceValidator.ReferenceValidationPolicy;
 import org.hl7.fhir.utilities.TextFile;
 import org.hl7.fhir.utilities.Utilities;
 import org.hl7.fhir.utilities.VersionUtilities;
+import org.hl7.fhir.utilities.npm.NpmPackage;
 import org.hl7.fhir.utilities.validation.ValidationMessage;
 import org.hl7.fhir.utilities.validation.ValidationMessage.IssueSeverity;
 import org.hl7.fhir.validation.ValidationEngine;
 import org.hl7.fhir.validation.instance.InstanceValidator;
-
 import org.junit.AfterClass;
 import org.junit.Assert;
 import org.junit.Test;
@@ -55,19 +64,11 @@ import org.junit.runner.RunWith;
 import org.junit.runners.Parameterized;
 import org.junit.runners.Parameterized.Parameters;
 
-import java.io.FileNotFoundException;
+import com.google.common.base.Charsets;
-import java.io.IOException;
+import com.google.gson.GsonBuilder;
-import java.io.InputStream;
+import com.google.gson.JsonArray;
-import java.net.MalformedURLException;
+import com.google.gson.JsonElement;
-import java.net.URL;
+import com.google.gson.JsonObject;
-import java.net.URLConnection;
-import java.util.ArrayList;
-import java.util.Collections;
-import java.util.HashMap;
-import java.util.List;
-import java.util.Locale;
-import java.util.Map;
-import java.util.Map.Entry;
 
 @RunWith(Parameterized.class)
 public class ValidationTests implements IEvaluationContext, IValidatorResourceFetcher {
@@ -154,8 +155,8 @@ public class ValidationTests implements IEvaluationContext, IValidatorResourceFe
       return;
 
     String testCaseContent = TestingUtilities.loadTestResource("validator", name);
-
     InstanceValidator val = vCurr.getValidator();
+    val.setWantCheckSnapshotUnchanged(true);
     val.getContext().setClientRetryCount(4);
     val.setDebug(false);
     if (content.has("allowed-extension-domain"))
@@ -170,7 +171,13 @@ public class ValidationTests implements IEvaluationContext, IValidatorResourceFe
     val.setFetcher(this);
     if (content.has("packages")) {
       for (JsonElement e : content.getAsJsonArray("packages")) {
-        vCurr.loadIg(e.getAsString(), true);
+        String n = e.getAsString();
+        InputStream cnt = n.endsWith(".tgz") ? TestingUtilities.loadTestResourceStream("validator", n) : null;
+        if (cnt != null) {
+          vCurr.loadPackage(NpmPackage.fromPackage(cnt));
+        } else {
+          vCurr.loadIg(n, true);
+        }
       }
     }
     if (content.has("crumb-trail")) {

pom.xml

@@ -19,7 +19,7 @@
 
     <properties>
         <hapi_fhir_version>5.1.0</hapi_fhir_version>
-        <validator_test_case_version>1.1.45</validator_test_case_version>
+        <validator_test_case_version>1.1.46</validator_test_case_version>
         <junit_jupiter_version>5.6.2</junit_jupiter_version>
         <maven_surefire_version>3.0.0-M4</maven_surefire_version>
         <jacoco_version>0.8.5</jacoco_version>