ca.uhn.fhir.context.BaseRuntimeElementCompositeDefinition Maven / Gradle / Ivy
/*-
* #%L
* HAPI FHIR - Core Library
* %%
* Copyright (C) 2014 - 2024 Smile CDR, Inc.
* %%
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
* #L%
*/
package ca.uhn.fhir.context;
import ca.uhn.fhir.i18n.Msg;
import ca.uhn.fhir.model.api.IBoundCodeableConcept;
import ca.uhn.fhir.model.api.IDatatype;
import ca.uhn.fhir.model.api.IElement;
import ca.uhn.fhir.model.api.IResource;
import ca.uhn.fhir.model.api.IResourceBlock;
import ca.uhn.fhir.model.api.IValueSetEnumBinder;
import ca.uhn.fhir.model.api.annotation.Binding;
import ca.uhn.fhir.model.api.annotation.Child;
import ca.uhn.fhir.model.api.annotation.ChildOrder;
import ca.uhn.fhir.model.api.annotation.Description;
import ca.uhn.fhir.model.api.annotation.Extension;
import ca.uhn.fhir.model.base.composite.BaseContainedDt;
import ca.uhn.fhir.model.base.composite.BaseNarrativeDt;
import ca.uhn.fhir.model.base.composite.BaseResourceReferenceDt;
import ca.uhn.fhir.model.primitive.BoundCodeDt;
import ca.uhn.fhir.parser.DataFormatException;
import ca.uhn.fhir.util.ReflectionUtil;
import org.hl7.fhir.instance.model.api.IAnyResource;
import org.hl7.fhir.instance.model.api.IBase;
import org.hl7.fhir.instance.model.api.IBaseBackboneElement;
import org.hl7.fhir.instance.model.api.IBaseDatatype;
import org.hl7.fhir.instance.model.api.IBaseDatatypeElement;
import org.hl7.fhir.instance.model.api.IBaseEnumeration;
import org.hl7.fhir.instance.model.api.IBaseExtension;
import org.hl7.fhir.instance.model.api.IBaseReference;
import org.hl7.fhir.instance.model.api.IBaseResource;
import org.hl7.fhir.instance.model.api.ICompositeType;
import org.hl7.fhir.instance.model.api.INarrative;
import org.hl7.fhir.instance.model.api.IPrimitiveType;
import java.lang.reflect.Field;
import java.lang.reflect.Modifier;
import java.util.ArrayList;
import java.util.Collections;
import java.util.HashMap;
import java.util.HashSet;
import java.util.LinkedList;
import java.util.List;
import java.util.ListIterator;
import java.util.Map;
import java.util.Map.Entry;
import java.util.Set;
import java.util.TreeMap;
import java.util.TreeSet;
import static org.apache.commons.lang3.StringUtils.isNotBlank;
public abstract class BaseRuntimeElementCompositeDefinition extends BaseRuntimeElementDefinition {
private static final org.slf4j.Logger ourLog =
org.slf4j.LoggerFactory.getLogger(BaseRuntimeElementCompositeDefinition.class);
private final FhirContext myContext;
private Map forcedOrder = null;
private List myChildren = new ArrayList<>();
private List myChildrenAndExtensions;
private Map, BaseRuntimeElementDefinition> myClassToElementDefinitions;
private Map myNameToChild = new HashMap<>();
private List myScannedFields = new ArrayList<>();
private volatile SealingStateEnum mySealed = SealingStateEnum.NOT_SEALED;
@SuppressWarnings("unchecked")
public BaseRuntimeElementCompositeDefinition(
String theName,
Class theImplementingClass,
boolean theStandardType,
FhirContext theContext,
Map, BaseRuntimeElementDefinition> theClassToElementDefinitions) {
super(theName, theImplementingClass, theStandardType);
myContext = theContext;
myClassToElementDefinitions = theClassToElementDefinitions;
/*
* We scan classes for annotated fields in the class but also all of its superclasses
*/
Class current = theImplementingClass;
LinkedList> classes = new LinkedList<>();
do {
if (forcedOrder == null) {
ChildOrder childOrder = current.getAnnotation(ChildOrder.class);
if (childOrder != null) {
forcedOrder = new HashMap<>();
for (int i = 0; i < childOrder.names().length; i++) {
String nextName = childOrder.names()[i];
if (nextName.endsWith("[x]")) {
nextName = nextName.substring(0, nextName.length() - 3);
}
forcedOrder.put(nextName, i);
}
}
}
classes.push(current);
if (IBase.class.isAssignableFrom(current.getSuperclass())) {
current = (Class) current.getSuperclass();
} else {
current = null;
}
} while (current != null);
Set fields = new HashSet<>();
for (Class nextClass : classes) {
int fieldIndexInClass = 0;
for (Field next : nextClass.getDeclaredFields()) {
if (fields.add(next)) {
ScannedField scannedField = new ScannedField(next, theImplementingClass, fieldIndexInClass == 0);
if (scannedField.getChildAnnotation() != null) {
myScannedFields.add(scannedField);
fieldIndexInClass++;
}
}
}
}
}
void addChild(BaseRuntimeChildDefinition theNext) {
if (theNext == null) {
throw new NullPointerException(Msg.code(1698));
}
if (theNext.getExtensionUrl() != null) {
throw new IllegalArgumentException(
Msg.code(1699) + "Shouldn't haven an extension URL, use addExtension instead");
}
myChildren.add(theNext);
}
@Override
public BaseRuntimeChildDefinition getChildByName(String theName) {
validateSealed();
return myNameToChild.get(theName);
}
public BaseRuntimeChildDefinition getChildByNameOrThrowDataFormatException(String theName)
throws DataFormatException {
validateSealed();
BaseRuntimeChildDefinition retVal = myNameToChild.get(theName);
if (retVal == null) {
throw new DataFormatException(Msg.code(1700) + "Unknown child name '" + theName + "' in element "
+ getName() + " - Valid names are: " + new TreeSet(myNameToChild.keySet()));
}
return retVal;
}
@Override
public List getChildren() {
validateSealed();
return myChildren;
}
public List getChildrenAndExtension() {
validateSealed();
return myChildrenAndExtensions;
}
/**
* Has this class been sealed
*/
public boolean isSealed() {
return mySealed == SealingStateEnum.SEALED;
}
@SuppressWarnings("unchecked")
void populateScanAlso(Set> theScanAlso) {
for (ScannedField next : myScannedFields) {
if (IBase.class.isAssignableFrom(next.getElementType())) {
if (next.getElementType().isInterface() == false
&& Modifier.isAbstract(next.getElementType().getModifiers()) == false) {
theScanAlso.add((Class) next.getElementType());
}
}
for (Class nextChildType : next.getChoiceTypes()) {
if (nextChildType.isInterface() == false
&& Modifier.isAbstract(nextChildType.getModifiers()) == false) {
theScanAlso.add(nextChildType);
}
}
}
}
private void scanCompositeElementForChildren() {
Set elementNames = new HashSet<>();
TreeMap orderToElementDef = new TreeMap<>();
TreeMap orderToExtensionDef = new TreeMap<>();
scanCompositeElementForChildren(elementNames, orderToElementDef, orderToExtensionDef);
if (forcedOrder != null) {
/*
* Find out how many elements don't match any entry in the list
* for forced order. Those elements come first.
*/
TreeMap newOrderToExtensionDef = new TreeMap<>();
int unknownCount = 0;
for (BaseRuntimeDeclaredChildDefinition nextEntry : orderToElementDef.values()) {
if (!forcedOrder.containsKey(nextEntry.getElementName())) {
newOrderToExtensionDef.put(unknownCount, nextEntry);
unknownCount++;
}
}
for (BaseRuntimeDeclaredChildDefinition nextEntry : orderToElementDef.values()) {
if (forcedOrder.containsKey(nextEntry.getElementName())) {
Integer newOrder = forcedOrder.get(nextEntry.getElementName());
newOrderToExtensionDef.put(newOrder + unknownCount, nextEntry);
}
}
orderToElementDef = newOrderToExtensionDef;
}
TreeSet orders = new TreeSet<>();
orders.addAll(orderToElementDef.keySet());
orders.addAll(orderToExtensionDef.keySet());
for (Integer i : orders) {
BaseRuntimeChildDefinition nextChild = orderToElementDef.get(i);
if (nextChild != null) {
this.addChild(nextChild);
}
BaseRuntimeDeclaredChildDefinition nextExt = orderToExtensionDef.get(i);
if (nextExt != null) {
this.addExtension((RuntimeChildDeclaredExtensionDefinition) nextExt);
}
}
}
@SuppressWarnings("unchecked")
private void scanCompositeElementForChildren(
Set elementNames,
TreeMap theOrderToElementDef,
TreeMap theOrderToExtensionDef) {
int baseElementOrder = 0;
for (ScannedField next : myScannedFields) {
if (next.isFirstFieldInNewClass()) {
baseElementOrder = theOrderToElementDef.isEmpty()
? 0
: theOrderToElementDef.lastEntry().getKey() + 1;
}
Class declaringClass = next.getField().getDeclaringClass();
Description descriptionAnnotation = ModelScanner.pullAnnotation(next.getField(), Description.class);
TreeMap orderMap = theOrderToElementDef;
Extension extensionAttr = ModelScanner.pullAnnotation(next.getField(), Extension.class);
if (extensionAttr != null) {
orderMap = theOrderToExtensionDef;
}
Child childAnnotation = next.getChildAnnotation();
Field nextField = next.getField();
String elementName = childAnnotation.name();
int order = childAnnotation.order();
boolean childIsChoiceType = false;
boolean orderIsReplaceParent = false;
BaseRuntimeChildDefinition replacedParent = null;
if (order == Child.REPLACE_PARENT) {
if (extensionAttr != null) {
for (Entry nextEntry : orderMap.entrySet()) {
BaseRuntimeDeclaredChildDefinition nextDef = nextEntry.getValue();
if (nextDef instanceof RuntimeChildDeclaredExtensionDefinition) {
if (nextDef.getExtensionUrl().equals(extensionAttr.url())) {
orderIsReplaceParent = true;
order = nextEntry.getKey();
replacedParent = orderMap.remove(nextEntry.getKey());
elementNames.remove(elementName);
break;
}
}
}
if (order == Child.REPLACE_PARENT) {
throw new ConfigurationException(
Msg.code(1701) + "Field " + nextField.getName() + "' on target type "
+ declaringClass.getSimpleName() + " has order() of REPLACE_PARENT ("
+ Child.REPLACE_PARENT + ") but no parent element with extension URL "
+ extensionAttr.url() + " could be found on type "
+ nextField.getDeclaringClass().getSimpleName());
}
} else {
for (Entry nextEntry : orderMap.entrySet()) {
BaseRuntimeDeclaredChildDefinition nextDef = nextEntry.getValue();
if (elementName.equals(nextDef.getElementName())) {
orderIsReplaceParent = true;
order = nextEntry.getKey();
BaseRuntimeDeclaredChildDefinition existing = orderMap.remove(nextEntry.getKey());
replacedParent = existing;
elementNames.remove(elementName);
/*
* See #350 - If the original field (in the superclass) with the given name is a choice, then we need to make sure
* that the field which replaces is a choice even if it's only a choice of one type - this is because the
* element name when serialized still needs to reflect the datatype
*/
if (existing instanceof RuntimeChildChoiceDefinition) {
childIsChoiceType = true;
}
break;
}
}
if (order == Child.REPLACE_PARENT) {
throw new ConfigurationException(Msg.code(1702) + "Field " + nextField.getName()
+ "' on target type " + declaringClass.getSimpleName()
+ " has order() of REPLACE_PARENT (" + Child.REPLACE_PARENT
+ ") but no parent element with name " + elementName + " could be found on type "
+ nextField.getDeclaringClass().getSimpleName());
}
}
}
if (order < 0 && order != Child.ORDER_UNKNOWN) {
throw new ConfigurationException(Msg.code(1703) + "Invalid order '" + order + "' on @Child for field '"
+ nextField.getName() + "' on target type: " + declaringClass);
}
if (order != Child.ORDER_UNKNOWN && !orderIsReplaceParent) {
order = order + baseElementOrder;
}
// int min = childAnnotation.min();
// int max = childAnnotation.max();
/*
* Anything that's marked as unknown is given a new ID that is <0 so that it doesn't conflict with any given IDs and can be figured out later
*/
if (order == Child.ORDER_UNKNOWN) {
order = 0;
while (orderMap.containsKey(order)) {
order++;
}
}
List> choiceTypes = next.getChoiceTypes();
if (orderMap.containsKey(order)) {
throw new ConfigurationException(Msg.code(1704) + "Detected duplicate field order '"
+ childAnnotation.order() + "' for element named '" + elementName + "' in type '"
+ declaringClass.getCanonicalName() + "' - Already had: "
+ orderMap.get(order).getElementName());
}
if (elementNames.contains(elementName)) {
throw new ConfigurationException(Msg.code(1705) + "Detected duplicate field name '" + elementName
+ "' in type '" + declaringClass.getCanonicalName() + "'");
}
Class nextElementType = next.getElementType();
BaseRuntimeDeclaredChildDefinition def;
if (childAnnotation.name().equals("extension") && IBaseExtension.class.isAssignableFrom(nextElementType)) {
def = new RuntimeChildExtension(
nextField, childAnnotation.name(), childAnnotation, descriptionAnnotation);
} else if (childAnnotation.name().equals("modifierExtension")
&& IBaseExtension.class.isAssignableFrom(nextElementType)) {
def = new RuntimeChildExtension(
nextField, childAnnotation.name(), childAnnotation, descriptionAnnotation);
} else if (BaseContainedDt.class.isAssignableFrom(nextElementType)
|| (childAnnotation.name().equals("contained")
&& IBaseResource.class.isAssignableFrom(nextElementType))) {
/*
* Child is contained resources
*/
def = new RuntimeChildContainedResources(
nextField, childAnnotation, descriptionAnnotation, elementName);
} else if (IAnyResource.class.isAssignableFrom(nextElementType)
|| IResource.class.equals(nextElementType)) {
/*
* Child is a resource as a direct child, as in Bundle.entry.resource
*/
def = new RuntimeChildDirectResource(nextField, childAnnotation, descriptionAnnotation, elementName);
} else {
childIsChoiceType |= choiceTypes.size() > 1;
if (extensionAttr == null
&& childIsChoiceType
&& !BaseResourceReferenceDt.class.isAssignableFrom(nextElementType)
&& !IBaseReference.class.isAssignableFrom(nextElementType)) {
def = new RuntimeChildChoiceDefinition(
nextField, elementName, childAnnotation, descriptionAnnotation, choiceTypes);
} else if (extensionAttr != null) {
/*
* Child is an extension
*/
Class et = (Class) nextElementType;
Object binder = null;
if (BoundCodeDt.class.isAssignableFrom(nextElementType)
|| IBoundCodeableConcept.class.isAssignableFrom(nextElementType)) {
binder = ModelScanner.getBoundCodeBinder(nextField);
}
def = new RuntimeChildDeclaredExtensionDefinition(
nextField,
childAnnotation,
descriptionAnnotation,
extensionAttr,
elementName,
extensionAttr.url(),
et,
binder);
if (IBaseEnumeration.class.isAssignableFrom(nextElementType)) {
((RuntimeChildDeclaredExtensionDefinition) def)
.setEnumerationType(
ReflectionUtil.getGenericCollectionTypeOfFieldWithSecondOrderForList(
nextField));
}
} else if (BaseResourceReferenceDt.class.isAssignableFrom(nextElementType)
|| IBaseReference.class.isAssignableFrom(nextElementType)) {
/*
* Child is a resource reference
*/
List> refTypesList = new ArrayList<>();
for (Class nextType : childAnnotation.type()) {
if (IBaseReference.class.isAssignableFrom(nextType)) {
refTypesList.add(
myContext.getVersion().getVersion().isRi() ? IAnyResource.class : IResource.class);
continue;
} else if (IBaseResource.class.isAssignableFrom(nextType) == false) {
throw new ConfigurationException(
Msg.code(1706) + "Field '" + nextField.getName() + "' in class '"
+ nextField.getDeclaringClass().getCanonicalName() + "' is of type "
+ BaseResourceReferenceDt.class + " but contains a non-resource type: "
+ nextType.getCanonicalName());
}
refTypesList.add((Class) nextType);
}
def = new RuntimeChildResourceDefinition(
nextField, elementName, childAnnotation, descriptionAnnotation, refTypesList);
} else if (IResourceBlock.class.isAssignableFrom(nextElementType)
|| IBaseBackboneElement.class.isAssignableFrom(nextElementType)
|| IBaseDatatypeElement.class.isAssignableFrom(nextElementType)) {
/*
* Child is a resource block (i.e. a sub-tag within a resource) TODO: do these have a better name according to HL7?
*/
Class blockDef = (Class) nextElementType;
def = new RuntimeChildResourceBlockDefinition(
myContext, nextField, childAnnotation, descriptionAnnotation, elementName, blockDef);
} else if (IDatatype.class.equals(nextElementType)
|| IElement.class.equals(nextElementType)
|| "Type".equals(nextElementType.getSimpleName())
|| IBaseDatatype.class.equals(nextElementType)) {
def = new RuntimeChildAny(nextField, elementName, childAnnotation, descriptionAnnotation);
} else if (IDatatype.class.isAssignableFrom(nextElementType)
|| IPrimitiveType.class.isAssignableFrom(nextElementType)
|| ICompositeType.class.isAssignableFrom(nextElementType)
|| IBaseDatatype.class.isAssignableFrom(nextElementType)
|| IBaseExtension.class.isAssignableFrom(nextElementType)) {
Class nextDatatype = (Class) nextElementType;
if (IPrimitiveType.class.isAssignableFrom(nextElementType)) {
if (nextElementType.equals(BoundCodeDt.class)) {
IValueSetEnumBinder> binder = ModelScanner.getBoundCodeBinder(nextField);
Class> enumType = ModelScanner.determineEnumTypeForBoundField(nextField);
def = new RuntimeChildPrimitiveBoundCodeDatatypeDefinition(
nextField,
elementName,
childAnnotation,
descriptionAnnotation,
nextDatatype,
binder,
enumType);
} else if (IBaseEnumeration.class.isAssignableFrom(nextElementType)) {
Class> binderType =
ModelScanner.determineEnumTypeForBoundField(nextField);
def = new RuntimeChildPrimitiveEnumerationDatatypeDefinition(
nextField,
elementName,
childAnnotation,
descriptionAnnotation,
nextDatatype,
binderType);
} else {
def = new RuntimeChildPrimitiveDatatypeDefinition(
nextField, elementName, descriptionAnnotation, childAnnotation, nextDatatype);
}
} else {
if (IBoundCodeableConcept.class.isAssignableFrom(nextElementType)) {
IValueSetEnumBinder> binder = ModelScanner.getBoundCodeBinder(nextField);
Class> enumType = ModelScanner.determineEnumTypeForBoundField(nextField);
def = new RuntimeChildCompositeBoundDatatypeDefinition(
nextField,
elementName,
childAnnotation,
descriptionAnnotation,
nextDatatype,
binder,
enumType);
} else if (BaseNarrativeDt.class.isAssignableFrom(nextElementType)
|| INarrative.class.isAssignableFrom(nextElementType)) {
def = new RuntimeChildNarrativeDefinition(
nextField, elementName, childAnnotation, descriptionAnnotation, nextDatatype);
} else {
def = new RuntimeChildCompositeDatatypeDefinition(
nextField, elementName, childAnnotation, descriptionAnnotation, nextDatatype);
}
}
} else {
throw new ConfigurationException(Msg.code(1707) + "Field '" + elementName + "' in type '"
+ declaringClass.getCanonicalName() + "' is not a valid child type: " + nextElementType);
}
Binding bindingAnnotation = ModelScanner.pullAnnotation(nextField, Binding.class);
if (bindingAnnotation != null) {
if (isNotBlank(bindingAnnotation.valueSet())) {
def.setBindingValueSet(bindingAnnotation.valueSet());
}
}
}
def.setReplacedParentDefinition(replacedParent);
orderMap.put(order, def);
elementNames.add(elementName);
}
}
@Override
void sealAndInitialize(
FhirContext theContext,
Map, BaseRuntimeElementDefinition> theClassToElementDefinitions) {
if (mySealed == SealingStateEnum.SEALED) {
return;
}
synchronized (myContext) {
if (mySealed == SealingStateEnum.SEALED || mySealed == SealingStateEnum.SEALING) {
return;
}
mySealed = SealingStateEnum.SEALING;
scanCompositeElementForChildren();
super.sealAndInitialize(theContext, theClassToElementDefinitions);
for (BaseRuntimeChildDefinition next : myChildren) {
next.sealAndInitialize(theContext, theClassToElementDefinitions);
}
myNameToChild = new HashMap<>();
for (BaseRuntimeChildDefinition next : myChildren) {
if (next instanceof RuntimeChildChoiceDefinition) {
String key = next.getElementName() + "[x]";
myNameToChild.put(key, next);
}
for (String nextName : next.getValidChildNames()) {
if (myNameToChild.containsKey(nextName)) {
throw new ConfigurationException(Msg.code(1708) + "Duplicate child name[" + nextName
+ "] in Element[" + getName() + "]");
}
myNameToChild.put(nextName, next);
}
}
myChildren = Collections.unmodifiableList(myChildren);
myNameToChild = Collections.unmodifiableMap(myNameToChild);
List children = new ArrayList<>();
children.addAll(myChildren);
/*
* Because of the way the type hierarchy works for DSTU2 resources,
* things end up in the wrong order
*/
if (theContext.getVersion().getVersion() == FhirVersionEnum.DSTU2) {
int extIndex = findIndex(children, "extension", false);
int containedIndex = findIndex(children, "contained", false);
if (containedIndex != -1 && extIndex != -1 && extIndex < containedIndex) {
BaseRuntimeChildDefinition extension = children.remove(extIndex);
if (containedIndex > children.size()) {
children.add(extension);
} else {
children.add(containedIndex, extension);
}
int modIndex = findIndex(children, "modifierExtension", false);
if (modIndex < containedIndex) {
extension = children.remove(modIndex);
if (containedIndex > children.size()) {
children.add(extension);
} else {
children.add(containedIndex, extension);
}
}
}
}
/*
* Add declared extensions alongside the undeclared ones
*/
if (getExtensionsNonModifier().isEmpty() == false) {
children.addAll(findIndex(children, "extension", true), getExtensionsNonModifier());
}
if (getExtensionsModifier().isEmpty() == false) {
children.addAll(findIndex(children, "modifierExtension", true), getExtensionsModifier());
}
myChildrenAndExtensions = Collections.unmodifiableList(children);
mySealed = SealingStateEnum.SEALED;
}
}
@Override
protected void validateSealed() {
if (mySealed != SealingStateEnum.SEALED) {
synchronized (myContext) {
if (mySealed == SealingStateEnum.NOT_SEALED) {
sealAndInitialize(myContext, myClassToElementDefinitions);
}
}
}
}
private enum SealingStateEnum {
NOT_SEALED,
SEALING,
SEALED
}
private static class ScannedField {
private Child myChildAnnotation;
private List> myChoiceTypes = new ArrayList<>();
private Class myElementType;
private Field myField;
private boolean myFirstFieldInNewClass;
ScannedField(Field theField, Class theClass, boolean theFirstFieldInNewClass) {
myField = theField;
myFirstFieldInNewClass = theFirstFieldInNewClass;
Child childAnnotation = ModelScanner.pullAnnotation(theField, Child.class);
if (childAnnotation == null) {
ourLog.trace("Ignoring non @Child field {} on target type {}", theField.getName(), theClass);
return;
}
if (Modifier.isFinal(theField.getModifiers())) {
ourLog.trace("Ignoring constant {} on target type {}", theField.getName(), theClass);
return;
}
myChildAnnotation = childAnnotation;
myElementType = ModelScanner.determineElementType(theField);
Collections.addAll(myChoiceTypes, childAnnotation.type());
}
public Child getChildAnnotation() {
return myChildAnnotation;
}
public List> getChoiceTypes() {
return myChoiceTypes;
}
public Class getElementType() {
return myElementType;
}
public Field getField() {
return myField;
}
public boolean isFirstFieldInNewClass() {
return myFirstFieldInNewClass;
}
@Override
public String toString() {
return myField.getName();
}
}
private static int findIndex(
List theChildren, String theName, boolean theDefaultAtEnd) {
int index = theDefaultAtEnd ? theChildren.size() : -1;
for (ListIterator iter = theChildren.listIterator(); iter.hasNext(); ) {
if (iter.next().getElementName().equals(theName)) {
index = iter.previousIndex();
break;
}
}
return index;
}
}
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