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ChildIterator refactored

This commit is contained in:
markiantorno 2020-02-21 15:18:44 -05:00
parent abd46acae3
commit a00c71bb32
2 changed files with 116 additions and 68 deletions
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70
org.hl7.fhir.validation/src/main/java/org/hl7/fhir/r5/validation/instancevalidator/InstanceValidator.java
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@ -130,6 +130,7 @@ import org.hl7.fhir.r5.validation.BaseValidator;
import org.hl7.fhir.r5.validation.EnableWhenEvaluator;
import org.hl7.fhir.r5.validation.EnableWhenEvaluator.QStack;
import org.hl7.fhir.r5.validation.XVerExtensionManager;
import org.hl7.fhir.r5.validation.instancevalidator.utils.ChildIterator;
import org.hl7.fhir.r5.validation.instancevalidator.utils.IndexedElement;
import org.hl7.fhir.r5.validation.instancevalidator.utils.ResolvedReference;
import org.hl7.fhir.utilities.CommaSeparatedStringBuilder;
@ -2899,7 +2900,7 @@ public class InstanceValidator extends BaseValidator implements IResourceValidat
return false;
}
private boolean isPrimitiveType(String code) {
public boolean isPrimitiveType(String code) {
StructureDefinition sd = context.fetchTypeDefinition(code);
return sd != null && sd.getKind() == StructureDefinitionKind.PRIMITIVETYPE;
}
@ -5203,7 +5204,7 @@ private boolean isAnswerRequirementFulfilled(QuestionnaireItemComponent qItem, L
public List<ElementInfo> listChildren(Element element, NodeStack stack) {
// 1. List the children, and remember their exact path (convenience)
List<ElementInfo> children = new ArrayList<InstanceValidator.ElementInfo>();
ChildIterator iter = new ChildIterator(stack.getLiteralPath(), element);
ChildIterator iter = new ChildIterator(this, stack.getLiteralPath(), element);
while (iter.next())
children.add(new ElementInfo(iter.name(), iter.element(), iter.path(), iter.count()));
return children;
@ -5496,71 +5497,6 @@ private boolean isAnswerRequirementFulfilled(QuestionnaireItemComponent qItem, L
return Calendar.getInstance().get(Calendar.YEAR);
}
public class ChildIterator {
private String basePath;
private Element parent;
private int cursor;
private int lastCount;
public ChildIterator(String path, Element element) {
parent = element;
basePath = path;
cursor = -1;
}
public int count() {
String nb = cursor == 0 ? "--" : parent.getChildren().get(cursor-1).getName();
String na = cursor >= parent.getChildren().size() - 1 ? "--" : parent.getChildren().get(cursor+1).getName();
if (name().equals(nb) || name().equals(na) ) {
return lastCount;
} else
return -1;
}
public Element element() {
return parent.getChildren().get(cursor);
}
public String name() {
return element().getName();
}
public boolean next() {
if (cursor == -1) {
cursor++;
lastCount = 0;
} else {
String lastName = name();
cursor++;
if (cursor < parent.getChildren().size() && name().equals(lastName))
lastCount++;
else
lastCount = 0;
}
return cursor < parent.getChildren().size();
}
public String path() {
int i = count();
String sfx = "";
String n = name();
String fn = "";
if (element().getProperty().isChoice()) {
String en = element().getProperty().getName();
en = en.substring(0, en.length()-3);
String t = n.substring(en.length());
if (isPrimitiveType(Utilities.uncapitalize(t)))
t = Utilities.uncapitalize(t);
n = en;
fn = ".ofType("+t+")";
}
if (i > -1 || (element().getSpecial() == null && element().isList())) {
sfx = "[" + Integer.toString(lastCount) + "]";
}
return basePath + "." + n + sfx+fn;
}
}
public class NodeStack {
private ElementDefinition definition;
private Element element;

112
org.hl7.fhir.validation/src/main/java/org/hl7/fhir/r5/validation/instancevalidator/utils/ChildIterator.java Normal file
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@ -0,0 +1,112 @@
package org.hl7.fhir.r5.validation.instancevalidator.utils;
import org.hl7.fhir.r5.elementmodel.Element;
import org.hl7.fhir.r5.validation.instancevalidator.InstanceValidator;
import org.hl7.fhir.utilities.Utilities;
public class ChildIterator {
private final InstanceValidator instanceValidator;
private String basePath;
private Element parent;
private int cursor;
private int lastCount;
public ChildIterator(InstanceValidator instanceValidator, String path, Element element) {
this.instanceValidator = instanceValidator;
parent = element;
basePath = path;
cursor = -1;
}
public InstanceValidator getInstanceValidator() {
return instanceValidator;
}
public String getBasePath() {
return basePath;
}
public ChildIterator setBasePath(String basePath) {
this.basePath = basePath;
return this;
}
public Element getParent() {
return parent;
}
public ChildIterator setParent(Element parent) {
this.parent = parent;
return this;
}
public int getCursor() {
return cursor;
}
public ChildIterator setCursor(int cursor) {
this.cursor = cursor;
return this;
}
public int getLastCount() {
return lastCount;
}
public ChildIterator setLastCount(int lastCount) {
this.lastCount = lastCount;
return this;
}
public Element element() {
return parent.getChildren().get(cursor);
}
public String name() {
return element().getName();
}
public int count() {
String nb = cursor == 0 ? "--" : parent.getChildren().get(cursor - 1).getName();
String na = cursor >= parent.getChildren().size() - 1 ? "--" : parent.getChildren().get(cursor + 1).getName();
if (name().equals(nb) || name().equals(na)) {
return lastCount;
} else
return -1;
}
public boolean next() {
if (cursor == -1) {
cursor++;
lastCount = 0;
} else {
String lastName = name();
cursor++;
if (cursor < parent.getChildren().size() && name().equals(lastName))
lastCount++;
else
lastCount = 0;
}
return cursor < parent.getChildren().size();
}
public String path() {
int i = count();
String sfx = "";
String n = name();
String fn = "";
if (element().getProperty().isChoice()) {
String en = element().getProperty().getName();
en = en.substring(0, en.length() - 3);
String t = n.substring(en.length());
if (instanceValidator.isPrimitiveType(Utilities.uncapitalize(t)))
t = Utilities.uncapitalize(t);
n = en;
fn = ".ofType(" + t + ")";
}
if (i > -1 || (element().getSpecial() == null && element().isList())) {
sfx = "[" + Integer.toString(lastCount) + "]";
}
return basePath + "." + n + sfx + fn;
}
}