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Diffstat (limited to 'branches/sdo-1.1.1-incubating/impl/src/main/java/org/apache/tuscany/sdo/util/resource/ChangeSummaryStreamSerializer.java')
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1 files changed, 0 insertions, 690 deletions
diff --git a/branches/sdo-1.1.1-incubating/impl/src/main/java/org/apache/tuscany/sdo/util/resource/ChangeSummaryStreamSerializer.java b/branches/sdo-1.1.1-incubating/impl/src/main/java/org/apache/tuscany/sdo/util/resource/ChangeSummaryStreamSerializer.java deleted file mode 100644 index ef5af8ab57..0000000000 --- a/branches/sdo-1.1.1-incubating/impl/src/main/java/org/apache/tuscany/sdo/util/resource/ChangeSummaryStreamSerializer.java +++ /dev/null @@ -1,690 +0,0 @@ -/** - * - * Licensed to the Apache Software Foundation (ASF) under one - * or more contributor license agreements. See the NOTICE file - * distributed with this work for additional information - * regarding copyright ownership. The ASF licenses this file - * to you 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. - */ -package org.apache.tuscany.sdo.util.resource; - -import java.util.Collection; -import java.util.Iterator; -import java.util.List; -import java.util.Map; - -import javax.xml.namespace.NamespaceContext; -import javax.xml.namespace.QName; -import javax.xml.stream.XMLOutputFactory; -import javax.xml.stream.XMLStreamException; -import javax.xml.stream.XMLStreamReader; -import javax.xml.stream.XMLStreamWriter; - -import org.apache.tuscany.sdo.SDOPackage; -import org.apache.tuscany.sdo.helper.HelperContextImpl; -import org.apache.tuscany.sdo.helper.SDOAnnotations; -import org.apache.tuscany.sdo.helper.XSDHelperImpl; -import org.apache.tuscany.sdo.impl.ChangeSummaryImpl; -import org.apache.tuscany.sdo.model.ModelFactory; -import org.apache.tuscany.sdo.model.impl.ModelFactoryImpl; -import org.apache.tuscany.sdo.util.SDOUtil; -import org.eclipse.emf.common.util.EMap; -import org.eclipse.emf.ecore.EClassifier; -import org.eclipse.emf.ecore.EDataType; -import org.eclipse.emf.ecore.EObject; -import org.eclipse.emf.ecore.EStructuralFeature; -import org.eclipse.emf.ecore.change.ChangeDescription; -import org.eclipse.emf.ecore.change.ChangeKind; -import org.eclipse.emf.ecore.change.FeatureChange; -import org.eclipse.emf.ecore.change.ListChange; -import org.eclipse.emf.ecore.util.EcoreUtil; -import org.eclipse.emf.ecore.util.ExtendedMetaData; -import org.eclipse.emf.ecore.util.FeatureMap; -import org.eclipse.emf.ecore.util.FeatureMapUtil; -import org.eclipse.emf.ecore.xmi.XMLResource; - -import commonj.sdo.ChangeSummary; -import commonj.sdo.DataObject; -import commonj.sdo.Property; -import commonj.sdo.helper.XSDHelper; - -/** - * ChangeSummary StAX Serializer whose output conforms to the SDO Java/C++/PHP specifications. The instance isn't thread-safe, however it's safe to - * use the instance any times on the same thread. - */ -public class ChangeSummaryStreamSerializer { - private XMLStreamWriter writer; - - private String writeNamespace(String prefix, String nameSpace) throws XMLStreamException { - writer.writeNamespace(prefix, nameSpace); - writer.setPrefix(prefix, nameSpace); - return prefix; - } - - private int nsPrefixSuffix; - - private String prefix(String nameSpace, String preference) throws XMLStreamException { - if (preference != null) { - String bound = writer.getNamespaceContext().getNamespaceURI(preference); - if (bound == null) { - String prefix = writer.getPrefix(nameSpace); - return prefix == null ? writeNamespace(preference, nameSpace) : prefix/* or null */; - } - if (bound.equals(nameSpace)) - return preference; - } - Object automaticNsPrefix = writer.getProperty(XMLOutputFactory.IS_REPAIRING_NAMESPACES); - if (automaticNsPrefix != null && automaticNsPrefix.getClass() == Boolean.class // faster than instanceof since Boolean is final - && ((Boolean) automaticNsPrefix).booleanValue()) - return null; - String prefix = writer.getPrefix(nameSpace); - if (prefix != null) - return prefix; // or null - NamespaceContext nameSpaces = writer.getNamespaceContext(); - do - prefix = "CS" + nsPrefixSuffix++; - while (nameSpaces.getNamespaceURI(prefix) != null); - return writeNamespace(prefix, nameSpace); - } - - void writeGlobalAttribute(String prefix, String nameSpace, String name, String value) throws XMLStreamException { - prefix = prefix(nameSpace, prefix); - if (prefix == null) - writer.writeAttribute(nameSpace, name, value); - else - writer.writeAttribute(prefix, nameSpace, name, value); - } - - XSDHelper xsdHelper; - - protected final void writeAttribute(Property property, String value) throws XMLStreamException { - String name = xsdHelper.getLocalName(property), nameSpace = xsdHelper.getNamespaceURI(property); - // TODO "" for no-NameSpace global attribute - if (nameSpace == null) - writer.writeAttribute(name, value); - else - writeGlobalAttribute(null, nameSpace, name, value); - } - - private String lineBreak, indent, margin; - - private int nest; - - private void breakLine() throws XMLStreamException { - writer.writeCharacters(lineBreak); - - if (margin != null) - writer.writeCharacters(margin); - - if (indent != null) - for (int count = nest; count != 0; --count) - writer.writeCharacters(indent); - } - - private Map options; - - static private final String STRING_OPTION = "String option"; - - void startElement() throws XMLStreamException { - if (options == null) - return; - if (lineBreak == STRING_OPTION) - lineBreak = (String) options.get(SDOUtil.XML_SAVE_LineBreak); - if (lineBreak == null) - return; - if (margin == STRING_OPTION) - margin = (String) options.get(SDOUtil.XML_SAVE_MARGIN); - if (indent == STRING_OPTION) - indent = (String) options.get(SDOUtil.XML_SAVE_INDENT); - breakLine(); - } - - void writeStartElement(String prefix, String nameSpace, String name) throws XMLStreamException { - startElement(); - if (nameSpace == null) - writer.writeStartElement(name); - else { - prefix = prefix(nameSpace, prefix); - if (prefix == null) - writer.writeStartElement(nameSpace, name); - else - writer.writeStartElement(prefix, name, nameSpace); - } - } - - void writeStartElement(Property property) throws XMLStreamException { - ++nest; - writeStartElement(null, xsdHelper.getNamespaceURI(property),// TODO "" for no-NameSpace global element - xsdHelper.getLocalName(property)); - } - - static protected final String CREATE_ATTRIBUTE = "create", DELETE_ATTRIBUTE = "delete", LOGGING_ATTRIBUTE = "logging", REF_ATTRIBUTE = "ref", UNSET = "unset"; - - private StringBuffer step(String nameSpace, String name, StringBuffer path) throws XMLStreamException { - if (nameSpace != null) { - nameSpace = writer.getPrefix(nameSpace); - if (nameSpace != null && nameSpace.length() != 0) - return path.append(nameSpace).append(':').append(name); // *:name[namespace-uri()='nameSpace'] - } - return path.append(name); - } - - private StringBuffer step(Property containmentProperty, StringBuffer path) throws XMLStreamException { - return step(xsdHelper.getNamespaceURI(containmentProperty),// TODO "" for no-NameSpace global element - xsdHelper.getLocalName(containmentProperty), path); - } - - private StringBuffer step(Property containmentProperty) throws XMLStreamException { - return step(containmentProperty, new StringBuffer()); - } - - private DataObject dataObject; - - private StringBuffer step(Object container) throws XMLStreamException { - Property containmentProperty = dataObject.getContainmentProperty(); - StringBuffer step = step(containmentProperty); - if (containmentProperty.isMany() || ((EObject) dataObject).eContainingFeature() != containmentProperty) - step.append('[').append(((DataObject) container).getList(containmentProperty).indexOf(dataObject) + 1).append(']'); - return step; - } - - private String pathRootObject; - private DataObject rootObject; - - private EObject container(EObject object) { - final EObject container = object.eContainer(); - if (!(container instanceof DataObject)) - return null; - String name = extendedMetaData.getName(container.eClass()); - return name != null && name.length() == 0 // DocumentRoot - ? null : container; - } - - private String path() throws XMLStreamException { - if (pathRootObject == STRING_OPTION) - pathRootObject = options == null ? null : (String) options.get(OPTION_RootObject_PATH); - if (pathRootObject != null && dataObject == rootObject) - return null; - EObject container = container((EObject) dataObject); - if (container == null) - return null; - StringBuffer step = step(container); - while (true) { - String path = step.toString(); - dataObject = (DataObject) container; - if (pathRootObject != null && container == rootObject) - return path; - container = container(container); - if (container == null) - return path; - step = step(container).append('/').append(path); - } - } - - /* - * not to support DataGraph 3-1 private org.eclipse.emf.ecore.resource.Resource rootResource; - */ - - protected String rootElementNS; - - String rootElementName; - - ExtendedMetaData extendedMetaData; - - protected final String rootElementName() { - if (rootElementNS != null) - return rootElementName; - QName rootElement = (QName) options.get(OPTION_ROOT_ELEMENT); - if (rootElement != null) { - rootElementNS = rootElement.getNamespaceURI(); - return rootElementName = rootElement.getLocalPart(); - } - EStructuralFeature element = ((EObject) rootObject).eContainingFeature(); - if (element == null) { - rootElementNS = ""; - return rootElementName = "descendant-or-self::node()"; - } - rootElementNS = extendedMetaData.getNamespace(element); - if (rootElementNS == null) - rootElementNS = ""; - return rootElementName = extendedMetaData.getName(element); - } - - String ref() throws XMLStreamException { - /* - * not to support DataGraph 3-2 if (rootResource != null) return rootResource.getURIFragment((EObject) dataObject); - */ - String id = EcoreUtil.getID((EObject) dataObject); - if (id != null) - return id; - id = path(); - if (pathRootObject == null) - return id == null ? "#/" + rootElementName() // descendant-or-self::node() - : "#//" + id; - return id == null ? pathRootObject/* + "."*/ : pathRootObject + id; - } - - void writeRef(String ref) throws XMLStreamException { - writer.writeAttribute(SDOAnnotations.COMMONJ_SDO_NS, REF_ATTRIBUTE, ref); - } - - void writeRef() throws XMLStreamException { - writeRef(ref()); - } - - void writeEndElement(String lineBreak) throws XMLStreamException { - if (lineBreak != null) - breakLine(); - writer.writeEndElement(); - --nest; - } - - private StringBuffer pathDeleted/* = null */; - - private Collection modifiedDataObjects; - - private int lengthDeleted; - - private String changeSummaryElementNS, changeSummaryElementName; - - private ChangeSummary changeSummary; - - protected boolean skipDeletedModification(DataObject modifiedDataObject) { - return changeSummary.isDeleted(modifiedDataObject); - } - - String refDeleted() throws XMLStreamException { - String id = EcoreUtil.getID((EObject) dataObject); - if (id != null) - return id; - id = path(); // "dataObject" is updated too!! - DataObject deletedDataObject = dataObject; - - /* - * construct "#//...changeSummary/" - * output: pathDeleted - */ - if (lengthDeleted == -1) { - String path = pathRootObject == null ? "#//" : pathRootObject; - if (pathDeleted == null) - pathDeleted = new StringBuffer(path); - else - pathDeleted.replace(0, pathDeleted.length(), path); - dataObject = rootObject; - path = path(); - if (path != null) - pathDeleted.append(path).append('/'); - step(changeSummaryElementNS, changeSummaryElementName, pathDeleted).append('/'); - lengthDeleted = pathDeleted.length(); - } else - pathDeleted.delete(lengthDeleted, pathDeleted.length()); - - dataObject = changeSummary.getOldContainer(deletedDataObject); - Property containmentProperty = dataObject.getContainmentProperty(); - String name = containmentProperty == null ? rootElementName() : xsdHelper.getLocalName(containmentProperty); - int index = 1; - for (Iterator iterator = modifiedDataObjects.iterator(); iterator.hasNext();) { - DataObject modifiedDataObject = (DataObject) iterator.next(); - if (skipDeletedModification(modifiedDataObject)) - continue; - if (modifiedDataObject == dataObject) - break; - Property property = modifiedDataObject.getContainmentProperty(); - if (property == containmentProperty || name.equals(property == null ? rootElementName() : xsdHelper.getLocalName(property))) - ++index; - } - pathDeleted/*.append("*:")*/.append(name).append('[').append(index).append("]/"); - containmentProperty = changeSummary.getOldContainmentProperty(deletedDataObject); - // assert containmentProperty != null; - step(containmentProperty, pathDeleted); - Object f; - if (containmentProperty.isMany() - || (f = extendedMetaData.getAffiliation(((EObject) dataObject).eClass(), (EStructuralFeature) containmentProperty)) != null - && f != containmentProperty) - pathDeleted.append('[').append( - ((List) changeSummary.getOldValue(dataObject, containmentProperty).getValue()).indexOf(deletedDataObject) + 1).append(']'); - if (id != null) - pathDeleted.append('/').append(id); - return pathDeleted.toString(); - } - - static String convertToString(Property property, Object value) { - return EcoreUtil.convertToString((EDataType) property.getType(), value); - } - - void writeRefDeleted() throws XMLStreamException { - writeRef(refDeleted()); - } - - protected final void writeDeletedObject(Property property) throws XMLStreamException { - ++nest; - startElement(); - --nest; - DataObject oldDataObject = ((ChangeSummaryImpl)changeSummary).getOldDataObject(dataObject); - XMLStreamReader reader = new DataObjectXMLStreamReader(property, oldDataObject, null, xsdHelper); - new XMLStreamSerializer().serialize(new XMLDocumentStreamReader(reader), writer); - } - - static public final Object ChangeSummary_TYPE = ((ModelFactoryImpl) ModelFactory.INSTANCE).getChangeSummaryType(); - - Collection deletedDataObjects; - - protected final void writeElement(Object value, Property property) throws XMLStreamException { - if (value == null) { - writeStartElement(property); - writeGlobalAttribute(ExtendedMetaData.XSI_PREFIX, ExtendedMetaData.XSI_URI, XMLResource.NIL, "true"); - writeEndElement(null); - } else if (value instanceof DataObject) { - dataObject = (DataObject) value; - if (!changeSummary.isDeleted(dataObject)) { - writeStartElement(property); - writeRef(); - writeEndElement(null); - } else if (property.isContainment() && deletedDataObjects.contains(dataObject)) { - writeDeletedObject(property); - } else { - writeStartElement(property); - writeRefDeleted(); - writeEndElement(null); - } - } else { - Object type = property.getType(); - if (type == ChangeSummary_TYPE) - return; - writeStartElement(property); - writer.writeCharacters(EcoreUtil.convertToString((EDataType) type, value)); - writeEndElement(null); - } - } - - protected final void writeElement(Object value) throws XMLStreamException { - FeatureMap.Entry entry = (FeatureMap.Entry) value; - writeElement(entry.getValue(), (Property)entry.getEStructuralFeature()); - } - - static protected List optimize(List values, Object featureChange, int size) { - int fromIndex = size, toIndex = 0; - for (Iterator changes = ((FeatureChange) featureChange).getListChanges().iterator(); changes.hasNext();) { - ListChange change = (ListChange) changes.next(); - Object kind = change.getKind(); - if (kind == ChangeKind.MOVE_LITERAL) - return values; - int index = change.getIndex(); - if (kind == ChangeKind.ADD_LITERAL) { - if (index == 0) { - fromIndex = 0; - if (toIndex == 0) - toIndex = 1; - } else { - int to = index; - if (--index < fromIndex) - fromIndex = index; - if (++to > toIndex) - toIndex = to; - else if (to < toIndex) - ++toIndex; - } - ++size; - } else { - --size; - if (index < fromIndex) - fromIndex = index; - if (index < toIndex) - --toIndex; - else if (index > toIndex && index != size) - toIndex = index; - } - } - return values.subList(fromIndex, toIndex); - } - - static protected final Object CHANGE_SUMMARY = SDOPackage.eINSTANCE.getChangeSummary(); - - /** - * Root Object path String such as "#", etc. Absent/null is the default (automatic computation) - */ - static public final String OPTION_RootObject_PATH = "RootObject path", - /** - * Boolean to optimize sequence/list/array. Absent/null/Boolean.FALSE is the default (no optimization) - */ - OPTION_OPTIMIZE_LIST = "optimize sequence/list/array", - /** - * Element QName if the changeSummary Root Object is a XML root; the NameSpace can be empty, never null; the prefix is ignored. - * Absent/null is the default (automatic computation from DocumentRoot if any) - */ - OPTION_ROOT_ELEMENT = "Root Element"; - - /** - * Exports ChangeSummary - * - * @param changeSummary - * Never null - * @param changeSummaryElement - * changeSummary element; the NameSpace can be empty if no NameSpace, or null if local element; the prefix can be null(no preference) - * @param writer - * Never null - * @param options - * {@link SDOUtil#XML_SAVE_LineBreak} (absence/null is the default i.e. no Line Breaking), {@link SDOUtil#XML_SAVE_INDENT} (absence/null is the default i.e. no indentation), {@link SDOUtil#XML_SAVE_MARGIN}, {@link #OPTION_RootObject_PATH}, {@link #OPTION_OPTIMIZE_LIST} and XMLResource.OPTION_EXTENDED_META_DATA; can be null or empty - */ - public final void saveChangeSummary(ChangeSummary changeSummary, QName changeSummaryElement, XMLStreamWriter writer, Map options) - throws XMLStreamException { - /* - * 6-1. Group created, deleted and modified DataObjects - * input: changeSummary output: createdDataObjects, deletedDataObjects & modifiedDataObjects - * implement: careful if compute from changeSummary.getChangedDataObjects() since it also includes children of deleted objects (thank Frank) - */ - if (changeSummary.isLogging()) - ((ChangeSummaryImpl) changeSummary).summarize(); - ChangeDescription changeDescription = (ChangeDescription) changeSummary; - Iterator createdDataObjects = changeDescription.getObjectsToDetach().iterator(); - deletedDataObjects = changeDescription.getObjectsToAttach(); - EMap objectChanges = changeDescription.getObjectChanges(); - modifiedDataObjects = objectChanges.keySet(); // may contain DO(s) from createdDataObjects and/or deletedDataObjects - - /* - * 6-2. Prepare to compute (X)Path - * input: changeSummary - * output: rootResource - */ - /*not to support DataGraph 3-3 - Object dataGraph = changeSummary.getDataGraph(); - if (dataGraph == null) { - DataObject rootObject = changeSummary.getRootObject(); - // assert rootObject != null; - rootResource = rootObject.getContainer() == null ? ((EObject) rootObject).eResource() // Can be null since this *StAX* writer does NOT - // require rootObject contained by an *EMF* Resource - : null; // eResource() direct content may not necessarily always be the XML document - } else - // assert dataGraph instanceof DataGraphImpl; - rootResource = ((org.apache.tuscany.sdo.impl.DataGraphImpl) dataGraph).getRootResource(); */ - - /* - * 6-2. Start ChangeSummary element - * input: writer, options, elementCS, changeSummary & changeDescription (6-1) - */ - nsPrefixSuffix = 0; - this.writer = writer; - this.options = options; - lineBreak = ""; - indent = margin = pathRootObject = STRING_OPTION; - nest = 0; - changeSummaryElementNS = changeSummaryElement.getNamespaceURI(); - changeSummaryElementName = changeSummaryElement.getLocalPart(); - writeStartElement(changeSummaryElement.getPrefix(), changeSummaryElementNS, changeSummaryElementName); - lineBreak = STRING_OPTION; - rootObject = changeSummary.getRootObject(); - extendedMetaData = (ExtendedMetaData) options.get(XMLResource.OPTION_EXTENDED_META_DATA); - if (extendedMetaData == null) - { - extendedMetaData = ExtendedMetaData.INSTANCE; - xsdHelper = XSDHelper.INSTANCE; - } - else{ - xsdHelper = (new HelperContextImpl(extendedMetaData, false)).getXSDHelper(); - } - Property declaration = changeSummaryElementNS == null - ? rootObject.getType().getProperty(changeSummaryElementName) - : xsdHelper.getGlobalProperty(changeSummaryElementNS, changeSummaryElementName, true); - if (declaration != null) - { - EClassifier type = changeDescription.eClass(); - if (type != declaration.getType() && type != CHANGE_SUMMARY) - writeGlobalAttribute(ExtendedMetaData.XSI_PREFIX, ExtendedMetaData.XSI_URI, XMLResource.TYPE, new StringBuffer(prefix(extendedMetaData.getNamespace(type), null)) - .append(':').append(extendedMetaData.getName(type)).toString()); - } - - /* - * 6-3. "create" attribute - * input: createdDataObjects (6-1), rootResource (6-2), changeSummary & writer - */ - rootElementNS = null; - this.changeSummary = changeSummary; - if (createdDataObjects.hasNext()) { - StringBuffer buffer = new StringBuffer(); - while (true) { - dataObject = (DataObject) createdDataObjects.next(); - buffer.append(ref()); - if (!createdDataObjects.hasNext()) - break; - buffer.append(' '); - } - writer.writeAttribute(CREATE_ATTRIBUTE, buffer.toString()); - } - - /* - * 6-4. "delete" attribute - * input: deletedDataObjects (6-1), modifiedDataObjects (6-1) & writer - */ - Iterator iterator = deletedDataObjects.iterator(); - if (iterator.hasNext()) { - lengthDeleted = -1; - StringBuffer buffer = null; - do { - dataObject = (DataObject) iterator.next(); - if (skipDeletedModification(changeSummary.getOldContainer(dataObject))) - continue; - if (buffer == null) - buffer = new StringBuffer(); - else - buffer.append(' '); - buffer.append(refDeleted()); - } while (iterator.hasNext()); - writer.writeAttribute(DELETE_ATTRIBUTE, buffer.toString()); - } - - /* - * 6-5. "logging" attribute - * input: changeSummary & writer - */ - writer.writeAttribute(LOGGING_ATTRIBUTE, changeSummary.isLogging() ? "true" : "false"); - - /* - * 6-6. Modified DataObjects - * input: modifiedDataObjects (6-1), rootResource (6-2), changeSummary & writer - */ - iterator = modifiedDataObjects.iterator(); - if (iterator.hasNext()) { - boolean optimizeList; - if (options == null) - optimizeList = false; - else - { - Object option = options.get(OPTION_OPTIMIZE_LIST); - optimizeList = option == null ? false : ((Boolean)option).booleanValue(); - } - prefix(SDOAnnotations.COMMONJ_SDO_NS, SDOPackage.eNS_PREFIX); - do { - DataObject dataObject = (DataObject) iterator.next(); - if (skipDeletedModification(dataObject)) - continue; - Property containmentProperty = dataObject.getContainmentProperty(); - if (containmentProperty == null) { - ++nest; - startElement(); - rootElementName(); - writer.writeStartElement(rootElementNS, rootElementName); - } else - writeStartElement(containmentProperty); - this.dataObject = dataObject; - writeRef(); - - String lineBreak = null; - Collection oldValues = (Collection) objectChanges.get(dataObject); // changeSummary.getOldValues repeats Sequence changes - Iterator settings = oldValues.iterator(); - if (settings.hasNext()) { - do { - ChangeSummary.Setting oldValue = (ChangeSummary.Setting) settings.next(); - if (oldValue.isSet()) - continue; - StringBuffer unset = step(oldValue.getProperty()); - while (settings.hasNext()) { - oldValue = (ChangeSummary.Setting) settings.next(); - if (!oldValue.isSet()) - step(oldValue.getProperty(), unset.append(' ')); - } - writer.writeAttribute(SDOAnnotations.COMMONJ_SDO_NS, UNSET, unset.toString()); - break; - } while (settings.hasNext()); - for (settings = oldValues.iterator(); settings.hasNext();) { - ChangeSummary.Setting oldValue = (ChangeSummary.Setting) settings.next(); - Property property = oldValue.getProperty(); - if (oldValue.isSet() && xsdHelper.isAttribute(property)) - // assert ! property.isMany(); - writeAttribute(property, convertToString(property, oldValue.getValue())); - } - for (settings = oldValues.iterator(); settings.hasNext();) { - ChangeSummary.Setting oldValue = (ChangeSummary.Setting) settings.next(); - Property property = oldValue.getProperty(); - if (!xsdHelper.isAttribute(property)) - if (property.isMany()) { - Object value = oldValue.getValue(); - List list = (List) value; - if (FeatureMapUtil.isFeatureMap((EStructuralFeature) property)) { - if (optimizeList) - list = optimize(list, oldValue, dataObject.getSequence(property).size()); - Iterator values = list.iterator(); - if (!values.hasNext()) - continue; - do - writeElement(values.next()); - while (values.hasNext()); - } else { - if (optimizeList) - list = optimize(list, oldValue, dataObject.getList(property).size()); - Iterator values = list.iterator(); - if (!values.hasNext()) - continue; - do - writeElement(values.next(), property); - while (values.hasNext()); - } - lineBreak = this.lineBreak; - } else if (oldValue.isSet()) { - Object value = oldValue.getValue(); - if (value instanceof FeatureMap.Entry) - writeElement(value); - else - writeElement(value, property); - lineBreak = this.lineBreak; - } - } - } - writeEndElement(lineBreak); - } while (iterator.hasNext()); - writeEndElement(lineBreak); - } else - writeEndElement(null); - writer.flush(); - } -} |