diff options
Diffstat (limited to 'plugins/org.eclipse.wst.common.emf/wtpemf/org/eclipse/wst/common/internal/emf/resource/EMF2DOMAdapterImpl.java')
| -rw-r--r-- | plugins/org.eclipse.wst.common.emf/wtpemf/org/eclipse/wst/common/internal/emf/resource/EMF2DOMAdapterImpl.java | 1802 |
1 files changed, 0 insertions, 1802 deletions
diff --git a/plugins/org.eclipse.wst.common.emf/wtpemf/org/eclipse/wst/common/internal/emf/resource/EMF2DOMAdapterImpl.java b/plugins/org.eclipse.wst.common.emf/wtpemf/org/eclipse/wst/common/internal/emf/resource/EMF2DOMAdapterImpl.java deleted file mode 100644 index 124c72784..000000000 --- a/plugins/org.eclipse.wst.common.emf/wtpemf/org/eclipse/wst/common/internal/emf/resource/EMF2DOMAdapterImpl.java +++ /dev/null @@ -1,1802 +0,0 @@ -/******************************************************************************* - * Copyright (c) 2003, 2007 IBM Corporation and others. - * All rights reserved. This program and the accompanying materials - * are made available under the terms of the Eclipse Public License v1.0 - * which accompanies this distribution, and is available at - * http://www.eclipse.org/legal/epl-v10.html - * - * Contributors: - * IBM Corporation - initial API and implementation - *******************************************************************************/ -package org.eclipse.wst.common.internal.emf.resource; - -import java.lang.reflect.InvocationTargetException; -import java.lang.reflect.Method; -import java.util.ArrayList; -import java.util.Arrays; -import java.util.HashSet; -import java.util.Hashtable; -import java.util.Iterator; -import java.util.List; - -import org.eclipse.emf.common.notify.Adapter; -import org.eclipse.emf.common.notify.Notification; -import org.eclipse.emf.common.notify.Notifier; -import org.eclipse.emf.common.notify.impl.AdapterImpl; -import org.eclipse.emf.common.util.EList; -import org.eclipse.emf.ecore.EObject; -import org.eclipse.emf.ecore.EReference; -import org.eclipse.emf.ecore.EStructuralFeature; -import org.eclipse.emf.ecore.InternalEObject; -import org.eclipse.emf.ecore.resource.Resource; -import org.eclipse.emf.ecore.util.EcoreUtil; -import org.eclipse.wst.common.internal.emf.utilities.Assert; -import org.eclipse.wst.common.internal.emf.utilities.DOMUtilities; -import org.eclipse.wst.common.internal.emf.utilities.EtoolsCopySession; -import org.eclipse.wst.common.internal.emf.utilities.ExtendedEcoreUtil; -import org.eclipse.wst.common.internal.emf.utilities.FeatureValueConversionException; -import org.eclipse.wst.common.internal.emf.utilities.Revisit; -import org.eclipse.wst.common.internal.emf.utilities.StringUtil; -import org.eclipse.wst.common.internal.emf.utilities.TranslatorService; -import org.eclipse.wst.common.internal.emf.utilities.WFTUtilsResourceHandler; -import org.w3c.dom.Attr; -import org.w3c.dom.Document; -import org.w3c.dom.DocumentType; -import org.w3c.dom.Element; -import org.w3c.dom.NamedNodeMap; -import org.w3c.dom.Node; -import org.w3c.dom.NodeList; -import org.w3c.dom.Text; - - -public class EMF2DOMAdapterImpl extends AdapterImpl implements EMF2DOMAdapter { - - final protected static boolean fDebug = false; - - protected boolean fNotificationEnabled = true; - - protected Node fNode; - - protected Translator fTranslator; - - protected EMF2DOMRenderer fRenderer; - - protected Translator[] childTranslators; - - protected boolean isRoot = false; - - private static final String PLATFORM = "org.eclipse.core.runtime.Platform"; //$NON-NLS-1$ - private static final String ISRUNNING = "isRunning"; //$NON-NLS-1$ - - private class DependencyAdapter extends org.eclipse.emf.common.notify.impl.AdapterImpl { - - static final String KEY = "EMF2DOMDependencyAdapter"; //$NON-NLS-1$ - - public void notifyChanged(Notification msg) { - EMF2DOMAdapterImpl.this.notifyChanged(msg); - } - - /** - * @see org.eclipse.emf.common.notify.impl.AdapterImpl#isAdapterForType(Object) - */ - public boolean isAdapterForType(Object type) { - return KEY.equals(type); - } - } - - /** - * Constructor for root adapters. - */ - public EMF2DOMAdapterImpl(TranslatorResource resource, Document document, EMF2DOMRenderer renderer, Translator translator) { - this((Notifier) resource, (Node) document, renderer, translator); - isRoot = true; - } - - /** - * Construct an Adapter given an EObject and a node - */ - public EMF2DOMAdapterImpl(Notifier object, Node node, EMF2DOMRenderer renderer, Translator translator) { - super(); - setTarget(object); - fNode = node; - fRenderer = renderer; - fTranslator = translator; - initChildTranslators(); - addEMFAdapter(); - addDOMAdapter(); - addDependencyAdapterIfNecessary(); - } - - /** - * Construct an adapter from a DOM Node. The EObject will be created - */ - public EMF2DOMAdapterImpl(Node node, EMF2DOMRenderer renderer, Translator translator) { - fNode = node; - fRenderer = renderer; - fTranslator = translator; - setTargetFromNode(); - initChildTranslators(); - addEMFAdapter(); - addDOMAdapter(); - addDependencyAdapterIfNecessary(); - - } - - protected void addDependencyAdapterIfNecessary() { - if (!fTranslator.isDependencyParent()) - return; - EObject child = fTranslator.basicGetDependencyObject(getEObject()); - if (child != null) - addDependencyAdapter(child); - } - - protected void initChildTranslators() { - List children = new ArrayList(); - boolean isRunning = false; //is the OSGI platform running ? - try { - // If the Platform class can be found, then continue to check if the OSGI platform is running - Class clazz = Class.forName(PLATFORM); - Method m = clazz.getMethod(ISRUNNING, null); - isRunning = ((Boolean)m.invoke(clazz, null)).booleanValue(); - } catch (ClassNotFoundException e) { - // Ignore because this must be in a non_OSGI environment - } catch (SecurityException e) { - // Ignore because this must be in a non_OSGI environment - } catch (NoSuchMethodException e) { - // Ignore because this must be in a non_OSGI environment - } catch (IllegalArgumentException e) { - // Ignore because this must be in a non_OSGI environment - } catch (IllegalAccessException e) { - // Ignore because this must be in a non_OSGI environment - } catch (InvocationTargetException e) { - // Ignore because this must be in a non_OSGI environment - } - //Check for extended child translators because we are in OSGI mode - if (isRunning) { - Translator[] extendedChildren = TranslatorService.getInstance().getTranslators(); - for (int i = 0; i < extendedChildren.length; i++) { - if (extendedChildren[i] != null) - children.add(extendedChildren[i]); - } - } - - - children.addAll(Arrays.asList(fTranslator.getChildren(getTarget(), fRenderer.getVersionID()))); - - VariableTranslatorFactory factory = fTranslator.getVariableTranslatorFactory(); - if (factory != null) { - String domName = null; - NamedNodeMap map = fNode.getAttributes(); - - if (map != null) { - int length = map.getLength(); - for (int i = 0; i < length; i++) { - Node attrNode = map.item(i); - domName = attrNode.getNodeName(); - //Handle variable translators - Translator t = fTranslator.findChild(domName, getTarget(), fRenderer.getVersionID()); - if (t != null && !children.contains(t)) - children.add(t); - } - } - List childrenFromEMF = factory.create(getTarget()); - if (childrenFromEMF != null) - children.addAll(childrenFromEMF); - } - - childTranslators = (Translator[]) children.toArray(new Translator[children.size()]); - } - - /** - * Set to false and notification of changes from both the DOM node and the MOF object will be - * ignored. - */ - public boolean isNotificationEnabled() { - return fNotificationEnabled; - } - - /** - * Set to false and notification of changes from both the DOM node and the MOF object will be - * ignored. - */ - public void setNotificationEnabled(boolean isEnabled) { - fNotificationEnabled = isEnabled; - } - - public boolean isAdapterForType(Object type) { - return EMF2DOMAdapter.ADAPTER_CLASS == type; - } - - protected void addEMFAdapter() { - target.eAdapters().add(this); - } - - public String toString() { - StringBuffer sb = new StringBuffer(); - sb.append(shortClassName(this)); - sb.append('('); - sb.append(getNode().getNodeName()); - sb.append(','); - sb.append(shortClassName(getTarget())); - sb.append(')'); - return sb.toString(); - } - - protected String shortClassName(Object o) { - if (o != null) { - String cn = o.getClass().getName(); - int i = cn.lastIndexOf('.'); - return cn.substring(i + 1, cn.length()); - } - return null; - } - - /* - * Prints out a MOF notification for debugging - */ - protected void debugMOFNotify(Notification msg) { - if (fDebug) { - String notifType = ""; //$NON-NLS-1$ - switch (msg.getEventType()) { - case Notification.ADD : - notifType = "ADD"; //$NON-NLS-1$ - break; - case Notification.REMOVE : - notifType = "REMOVE"; //$NON-NLS-1$ - break; - case Notification.ADD_MANY : - notifType = "ADD_MANY"; //$NON-NLS-1$ - break; - case Notification.REMOVE_MANY : - notifType = "REMOVE_MANY"; //$NON-NLS-1$ - break; - case Notification.SET : { - if (msg.getPosition() == Notification.NO_INDEX) - notifType = "REPLACE"; //$NON-NLS-1$ - else - notifType = "SET"; //$NON-NLS-1$ - break; - } - case Notification.UNSET : - notifType = "UNSET"; //$NON-NLS-1$ - break; - } - - org.eclipse.jem.util.logger.proxy.Logger.getLogger().logError("MOF Change: " + notifType); //$NON-NLS-1$ - org.eclipse.jem.util.logger.proxy.Logger.getLogger().logError("\tnotifier : " + msg.getNotifier()); //$NON-NLS-1$ - org.eclipse.jem.util.logger.proxy.Logger.getLogger().logError("\tchangedFeature: " + msg.getFeature()); //$NON-NLS-1$ - org.eclipse.jem.util.logger.proxy.Logger.getLogger().logError("\toldValue : " + msg.getOldValue()); //$NON-NLS-1$ - org.eclipse.jem.util.logger.proxy.Logger.getLogger().logError("\tnewValue : " + msg.getNewValue()); //$NON-NLS-1$ - } - } - - /* - * Override this method to create the feature maps for the adapter. - */ - protected Translator[] getChildTranslators() { - return childTranslators; - } - - protected Translator findTranslator(Notification not) { - if (not.getFeature() == null) - return null; - Translator[] maps = getChildTranslators(); - for (int i = 0; i < maps.length; i++) { - if (maps[i].isMapFor(not.getFeature(), not.getOldValue(), not.getNewValue())) - return maps[i]; - } - return null; - } - - /** - * Update all the children of the target MOF object in the relationship described by - * - * @map. - * - * @param map - * com.ibm.etools.mof2dom.AttributeTranslator Describes the mapping from the MOF - * attribute name to the DOM node name - */ - protected void primUpdateDOMMultiFeature(Translator map, Node node, List mofChildren, List domChildren, Notifier owner) { - - //Used for inserting primitives - List inorderDOMChildren = null; - if (!map.isObjectMap() || map.isManagedByParent()) { - inorderDOMChildren = new ArrayList(); - inorderDOMChildren.addAll(domChildren); - } - Node parent = findDOMPath(node, map, false); - - // Go though the MOF children checking to see if the corresponding - // MOF Adapter children exists. If not, create the adapter. - // Also handles reordering children that have moved. - int i = 0; - for (; i < mofChildren.size(); i++) { - Object child = mofChildren.get(i); - EObject mofChild = null; - - EMF2DOMAdapter adapter = null; - - // Check to see if the child is a MOF Object. - if (!map.isManagedByParent() && child instanceof EObject) { - mofChild = (EObject) mofChildren.get(i); - adapter = getExistingAdapter(mofChild); - } - - if (adapter != null && i < domChildren.size() && domChildren.get(i) == adapter.getNode()) - continue; - if (adapter != null) { - if (domChildren.isEmpty()) - continue; - // A node has been reordered in the list - Node reorderNode = adapter.getNode(); - Node insertBeforeNode = reorderNode; - if (i < domChildren.size() && domChildren.get(i) != reorderNode) { - insertBeforeNode = (Node) domChildren.get(i); - } - domChildren.remove(reorderNode); - domChildren.add(i, reorderNode); - if (reorderNode != insertBeforeNode) { - reorderDOMChild(parent, reorderNode, insertBeforeNode, map); - } - } else { - // A new node has been added, create it - parent = createDOMPath(node, map); - if (mofChild != null) { - adapter = createAdapter(mofChild, map); - Node newNode = adapter.getNode(); - Node insertBeforeNode = findInsertBeforeNode(parent, map, mofChildren, i, domChildren); - DOMUtilities.insertBeforeNodeAndWhitespace(parent, newNode, insertBeforeNode); - domChildren.add(i, newNode); - boolean notificationFlag = adapter.isNotificationEnabled(); - adapter.setNotificationEnabled(false); - try { - indent(newNode, map); - } finally { - adapter.setNotificationEnabled(notificationFlag); - } - adapter.updateDOM(); - } else { - // The mof feature is a collection of primitives. - // create a new dom node and listen to it. - Element newNode = createNewNode(null, map); - Node insertBeforeNode = findInsertBeforeNode(parent, map, mofChildren, i, inorderDOMChildren); - DOMUtilities.insertBeforeNodeAndWhitespace(parent, newNode, insertBeforeNode); - indent(newNode, map); - addDOMAdapter(newNode); // Hook up listeners - domChildren.add(i, newNode); - inorderDOMChildren.add(newNode); - Text newText = parent.getOwnerDocument().createTextNode(map.convertValueToString(child, (EObject) owner)); - DOMUtilities.insertBeforeNode(newNode, newText, null); - } - } - } - - // Remove any remaining adapters. - for (; i < domChildren.size(); i++) { - removeDOMChild(parent, (Element) domChildren.get(i)); - } - - // If there are no MOF children, remove any unnecessary DOM node paths - if (mofChildren.size() == 0 && map.hasDOMPath()) { - if (map.shouldRenderEmptyDOMPath((EObject) owner)) - createDOMPath(node, map); - else - removeDOMPath(node, map); - } - - } - - /** - * Update all the children of the target MOF object in the relationship described by - * - * @map. - * - * @param map - * com.ibm.etools.mof2dom.AttributeTranslator Describes the mapping from the MOF - * attribute name to the DOM node name - */ - protected void primUpdateMOFMultiFeature(Translator map, Node node, List mofChildren, List domChilren) { - - Hashtable nodeToAdapter = new Hashtable(); - - for (int i = 0; i < mofChildren.size(); i++) { - EMF2DOMAdapter adapter = getExistingAdapter((EObject) mofChildren.get(i)); - if (adapter != null) - nodeToAdapter.put(adapter.getNode(), adapter); - } - - // Go though the DOM children checking to see if the corresponding - // MOF Adapter children exists. If not, create the adapter. - // Also handles reordering children that have moved. - int i = 0; - int mofIndex = 0; - List adaptersToUpdate = new ArrayList(); - for (; i < domChilren.size(); i++) { - Element childNode = (Element) domChilren.get(i); - EMF2DOMAdapter adapter = i < mofChildren.size() ? getExistingAdapter((EObject) mofChildren.get(i)) : null; - if (adapter != null && !adapter.isMOFProxy() && adapter.getNode() == childNode) { - // Because the adapter is processing STRUCTURE_CHANGED from the - // DOM, we - // must update all the way down the tree since anything under - // the notifying - // DOM node could have changed. - adapter.updateMOF(); - mofIndex++; - continue; - } - - adapter = (EMF2DOMAdapter) nodeToAdapter.get(childNode); - if (adapter != null) { - reorderIfNecessary((EList) mofChildren, adapter.getEObject(), mofIndex); - mofIndex++; - } else { - adapter = createAdapter(childNode, map); - if (adapter != null) { - try { - //We don't want to push anything back to the child dom - adapter.setNotificationEnabled(false); - map.setMOFValue(getTarget(), adapter.getTarget(), mofIndex); - } finally { - adapter.setNotificationEnabled(true); - } - - adaptersToUpdate.add(adapter); - mofIndex++; - } - } - } - - // Remove any remaining adapters. - //make a copy so we remove all items - bug 192468 - Object[] childrenArray = mofChildren.toArray(); - for (; i < childrenArray.length; i++) { - removeMOFValue((EObject) childrenArray[i], map); - } - - // The adapters cannot be updated as they created. We must wait until - // all of the adapters are created and removed before updating, - // otherwise - // we can get in a state where there are adapters fighting with - // eachother - // (one for the old node and one for the new node). - for (int j = 0; j < adaptersToUpdate.size(); j++) { - ((EMF2DOMAdapter) adaptersToUpdate.get(j)).updateMOF(); - } - } - - /** - * Removes a feature's value. - * - * @param childAdapter - * com.ibm.etools.mof2dom.EMF2DOMAdapter The child to remove - * @param mofAttributeName - * String The name of the mofAttribute to remove the child from. - */ - protected void removeMOFValue(EObject value, Translator translator) { - - if (value == null) - return; - - EMF2DOMAdapter adapter = (EMF2DOMAdapter) EcoreUtil.getExistingAdapter(value, EMF2DOMAdapter.ADAPTER_CLASS); - if (adapter != null) { - // Remove the adapter from BOTH the MOF Object and the DOM Nodes - removeAdapters(adapter.getNode()); - value.eAdapters().remove(adapter); - } - - EStructuralFeature feature = translator.getFeature(); - boolean doUnload = feature == null || (translator.isObjectMap() && ((EReference) feature).isContainment()); - - // translator.removeMOFValue() was here originally - - // Unload the objects. - if (doUnload) - ExtendedEcoreUtil.unload(value); - - // Remove the MOF value - translator.removeMOFValue(getTarget(), value); - } - - protected void reorderIfNecessary(EList emfChildren, EObject eObj, int emfIndex) { - int currIndex = emfChildren.indexOf(eObj); - if (currIndex > -1 && currIndex != emfIndex) - emfChildren.move(emfIndex, eObj); - } - - /** - * default is to do nothing; subclasses can override - */ - protected void indent(Node newNode, Translator map) { - - } - - protected Node findInsertBeforeNode(Node parentNode, Translator map, List mofList, int mofInx, List domList) { - Node insertBeforeNode = null; - - // If there are no current dom children for this map, find the initial - // insert pos. - if (domList.size() == 0) - return findInitialInsertBeforeNode(parentNode, map); - - // If some dom nodes then find the correct one to insert before. - int i = mofInx + 1; - while (i < mofList.size() && insertBeforeNode == null) { - // Start at the mofInx passed in and look forward for the first - // adapted - // MOF object. Use that node as the insert before node. - Object o = mofList.get(i); - if (!map.isObjectMap() || map.isManagedByParent()) - break; - EObject tMOFObject = (EObject) o; - EMF2DOMAdapter tAdapter = (EMF2DOMAdapter) EcoreUtil.getExistingAdapter(tMOFObject, EMF2DOMAdapter.ADAPTER_CLASS); - if (tAdapter != null) { - insertBeforeNode = tAdapter.getNode(); - } - i++; - } - - // Handle inserting at the end of the list - if (insertBeforeNode == null) - insertBeforeNode = DOMUtilities.getNextNodeSibling((Node) domList.get(domList.size() - 1)); - if (insertBeforeNode == null) - insertBeforeNode = ((Node) domList.get(domList.size() - 1)).getNextSibling(); - - return insertBeforeNode; - } - - protected Node findInitialInsertBeforeNode(Node parentNode, Translator mapNode) { - Translator[] maps = getChildTranslators(); - - // First, skip past all the maps in the ordered collection - // of maps. We want to begin the search with this node. - int i = 0; - for (; i < maps.length; i++) { - if (maps[i] == mapNode) - break; - } - - // Now search go through each map node until a child node matching - // its DOM name is found. - Node insertBeforeNode = null; - for (int j = i; j < maps.length && insertBeforeNode == null; j++) { - NodeList childNodes = parentNode.getChildNodes(); - Translator nodeToFindMap = maps[j]; - for (int k = 0; k < childNodes.getLength(); k++) { - Node node = childNodes.item(k); - if (nodeToFindMap.isMapFor(node.getNodeName())) { - insertBeforeNode = node; - break; - } - } - } - return insertBeforeNode; - } - - /* - * Traverses the path that <map> specifies. Returns the last node of the path that was able to - * be traversed or null if the path could not be traversed. The <addAdapters> boolean is used to - * determine if the receiver is added as an adapter to every node found on the path. - */ - protected Node findDOMPath(Node parent, Translator map, boolean addAdapters) { - - String path = map.getDOMPath(); - Node curNode = parent; - Iterator iter = DOMUtilities.createPathIterator(path); - - while (curNode != null && iter.hasNext()) { - String nodeName = (String) iter.next(); - curNode = DOMUtilities.getNodeChild(curNode, nodeName); - if (addAdapters && curNode != null) { - addDOMAdapter(curNode); - } - } - return curNode; - } - - /** - * Return the list of DOM node children that currently exist with the specified tagname. - */ - protected List getDOMChildren(Node node, Translator map) { - Node parent = findDOMPath(node, map, true); - if (parent != null) - return DOMUtilities.getNodeChildren(parent, map.getDOMNames()); - return new ArrayList(); - } - - protected EMF2DOMAdapter getExistingAdapter(EObject refObject) { - EMF2DOMAdapter adapter = (EMF2DOMAdapter) EcoreUtil.getExistingAdapter(refObject, EMF2DOMAdapter.ADAPTER_CLASS); - if (adapter != null && adapter.isMOFProxy()) { - removeDOMAdapter(adapter.getNode(), adapter); - refObject.eAdapters().remove(adapter); - adapter = null; - } - return adapter; - } - - protected void primAddDOMAdapter(Node aNode, EMF2DOMAdapter anAdapter) { - fRenderer.registerDOMAdapter(aNode, anAdapter); - } - - protected EMF2DOMAdapter primGetExistingAdapter(Node aNode) { - return fRenderer.getExistingDOMAdapter(aNode); - } - - protected void removeDOMAdapter(Node aNode, EMF2DOMAdapter anAdapter) { - fRenderer.removeDOMAdapter(aNode, anAdapter); - } - - protected void addDOMAdapter(Node childNode) { - - // Only add the adapter if this is an child node that will not be - // adapted. For instance a subtree that maps to a MOF attribute - // setting. - if (childNode.getNodeType() == Node.ELEMENT_NODE) { - EMF2DOMAdapter attrAdapter = primGetExistingAdapter(childNode); - - if (attrAdapter == null || attrAdapter.getNode() != getNode()) { - // If the node is adapted, but not by this adapter then remove - // it. This happens to non-object children when the parent tag - // name is changed. - removeDOMAdapter(childNode, attrAdapter); - - if (fDebug) { - org.eclipse.jem.util.logger.proxy.Logger.getLogger().logError("\tCHILD: Adding DOM adapter: " + this); //$NON-NLS-1$ - org.eclipse.jem.util.logger.proxy.Logger.getLogger().logError("\t\tto: " + childNode); //$NON-NLS-1$ - } - primAddDOMAdapter(childNode, this); - } - } - } - - /** - * Reorder a child before a given node - */ - protected void reorderDOMChild(Node parentNode, Node childNode, Node insertBeforeNode, Translator map) { - try { - removeDOMChild(parentNode, childNode, false); - parentNode.insertBefore(childNode, insertBeforeNode); - } catch (Exception e) { - e.printStackTrace(); - } - } - - protected String getNewlineString(Node node) { - return DOMUtilities.NEWLINE_STRING; - } - - protected String primGetIndentString(Node node) { - return DOMUtilities.getIndentString(node); - } - - /** - * Remove a child node - */ - protected void removeDOMChild(Node parentNode, Node childNode) { - removeDOMChild(parentNode, childNode, true); - } - - /** - * Remove a child node - */ - protected void removeDOMChild(Node parentNode, Node childNode, boolean removeAdapter) { - try { - if (childNode == null) - return; - // Look for any whitespace preceeding the node being - // removed and remove it as well. - Text prevText = DOMUtilities.getPreviousTextSibling(childNode); - if (prevText != null && DOMUtilities.isWhitespace(prevText)) { - parentNode.removeChild(prevText); - } - // Remove the node. - if (removeAdapter) - removeAdapters(childNode); - parentNode.removeChild(childNode); - } catch (Exception e) { - e.printStackTrace(); - } - } - - /** - * Remove the DOM adapters from the node AND all its child nodes, recursively. - */ - public void removeAdapters(Node node) { - EMF2DOMAdapter adapter = primGetExistingAdapter(node); - if (adapter != null) { - // Remove the adapter from both the DOM node and the MOF Object. - removeDOMAdapter(node, adapter); - if (adapter.getNode() == node) { - Notifier localTarget = adapter.getTarget(); - if (localTarget != null) - localTarget.eAdapters().remove(adapter); - } - } - NodeList nl = node.getChildNodes(); - for (int i = 0; i < nl.getLength(); i++) { - Node n = nl.item(i); - removeAdapters(n); - } - } - - /** - * Creates the path specified by <map>under <node>. Only the portion of the path that does not - * exist (if any) is created - * - * @param node - * org.w3c.dom.Node - * @param map - * com.ibm.etools.mof2dom.Translator - */ - protected Node createDOMPath(Node node, Translator map) { - Iterator i = DOMUtilities.createPathIterator(map.getDOMPath()); - Node curNode = node; - while (i.hasNext()) { - String nodeName = (String) i.next(); - curNode = findOrCreateNode(node, map, nodeName); - } - return curNode; - } - - protected Element findOrCreateNode(Node parent, Translator map, String segment) { - Node node = DOMUtilities.getNodeChild(parent, segment); - if (node == null) { - // The node did not already exist, create it. - Document doc = parent.getOwnerDocument(); - node = doc.createElement(segment); - if (map.isEmptyTag()) - setEmptyTag((Element) node); - - Node insertBeforeNode = findInitialInsertBeforeNode(parent, map); - DOMUtilities.insertBeforeNodeAndWhitespace(parent, node, insertBeforeNode); - indent(node, map); - addDOMAdapter(node); // Hook up listeners - } - return (Element) node; - } - - /** - * Remove the node passed in if it has only whitespace nodes as children - * - * @param node - * org.w3c.dom.Node The node to check - */ - protected void removeIfEmpty(Node node) { - NodeList nl = node.getChildNodes(); - - // Run through all the nodes children. If a non-whitespace node - // pis found, bail. - for (int i = 0; i < nl.getLength(); i++) { - Node childNode = nl.item(i); - if (!DOMUtilities.isWhitespace(childNode)) - return; - } - - // We only get here if there are no non-whitespace chars, so - // simply remove the node. - removeDOMChild(node.getParentNode(), node); - } - - /** - * Remove the DOM path specified by <map>from <node> - */ - protected void removeDOMPath(Node node, Translator map) { - Node childNode = findDOMPath(node, map, false); - while (childNode != null && childNode != node) { - removeIfEmpty(childNode); - childNode = childNode.getParentNode(); - } - } - - /** - * Create an adapter for a child DOM node - * - * @param node - * org.w3c.dom.Node The node to create the adapter for. - */ - protected EMF2DOMAdapter createAdapter(EObject mofObject, Translator childMap) { - // Assert.isNotNull(childMap.getChildAdapterClass()); - Assert.isNotNull(mofObject); - - EMF2DOMAdapter adapter = (EMF2DOMAdapter) EcoreUtil.getAdapter(mofObject.eAdapters(), EMF2DOMAdapter.ADAPTER_CLASS); - - if (adapter != null && adapter.isMOFProxy()) { - removeAdapters(adapter.getNode()); - mofObject.eAdapters().remove(adapter); - adapter = null; - } - if (adapter == null) - adapter = primCreateAdapter(mofObject, childMap); - return adapter; - } - - /** - * Create an adapter for a child DOM node - * - * @param node - * org.w3c.dom.Node The node to create the adapter for. - */ - protected EMF2DOMAdapter primCreateAdapter(EObject mofObject, Translator childMap) { - - Element newNode = createNewNode(mofObject, childMap); - return new EMF2DOMAdapterImpl(mofObject, newNode, fRenderer, childMap); - } - - /** - * Create an adapter for a child DOM node - * - * @param node - * org.w3c.dom.Node The node to create the adapter for. - */ - protected EMF2DOMAdapter primCreateAdapter(Node node, Translator childMap) { - return new EMF2DOMAdapterImpl(node, fRenderer, childMap); - } - - /** - * Create an adapter for a child DOM node - * - * @param node - * org.w3c.dom.Node The node to create the adapter for. - */ - protected EMF2DOMAdapter createAdapter(Node node, Translator childMap) { - - //Assert.isNotNull(childMap.getChildAdapterClass()); - Assert.isNotNull(node); - - EMF2DOMAdapter adapter = primGetExistingAdapter(node); - - if (adapter != null) { - if (adapter.isMOFProxy() || adapter.getTarget() == null) { - removeDOMAdapter(node, adapter); - if (adapter.getTarget() != null) { - adapter.getTarget().eAdapters().remove(adapter); - } - adapter = null; - } - } else { - adapter = primCreateAdapter(node, childMap); - } - return adapter; - } - - protected Element createNewNode(EObject mofObject, Translator childMap) { - Node node = getNode(); - Document doc = (node instanceof Document) ? (Document) node : node.getOwnerDocument(); - - Element element = doc.createElement(childMap.getDOMName(mofObject)); - if (childMap.isEmptyTag()) - setEmptyTag(element); - - return element; - } - - protected void setEmptyTag(Element element) { - Revisit.toDo(); - //Need to figure out how to do this with pure DOM apis, if it is - // possible - } - - /* - * Return true if MOF object is a proxy. - */ - public boolean isMOFProxy() { - if (isRoot || target == null) - return false; - return ((InternalEObject) target).eIsProxy(); - } - - public EObject getEObject() { - if (isRoot) - return null; - return (EObject) target; - } - - /** - * Return the DOM node that the target of this adapter maps to. If the target MOF object maps to - * more than one DOM node, this node is the top-most node. - */ - public Node getNode() { - return fNode; - } - - public void setNode(Node aNode) { - fNode = aNode; - } - - public void updateDOM() { - if (!isNotificationEnabled()) - return; - primUpdateDOM(); - } - - public void updateMOF() { - if (!isNotificationEnabled()) - return; - primUpdateMOF(); - } - - protected void primUpdateDOM() { - if (isRoot) - updateDOMRootFeature(); - else { - Translator[] maps = getChildTranslators(); - for (int i = 0; i < maps.length; i++) { - updateDOMFeature(maps[i], getNode(), getEObject()); - } - } - } - - public void primUpdateMOF() { - if (isRoot) - updateMOFRootFeature(); - else { - Translator[] maps = getChildTranslators(); - for (int i = 0; i < maps.length; i++) { - updateMOFFeature(maps[i], getNode(), getEObject()); - } - } - } - - protected void updateDOMRootFeature() { - boolean notificationFlag = isNotificationEnabled(); - try { - setNotificationEnabled(false); - primUpdateDOMMultiFeature(fTranslator, fNode, getResourceContents(), getDOMChildren(fNode, fTranslator), null); - updateDOMDocumentType(); - } finally { - setNotificationEnabled(notificationFlag); - } - } - - protected void updateMOFRootFeature() { - boolean notificationFlag = isNotificationEnabled(); - try { - setNotificationEnabled(false); - updateMOFDocumentType(); - primUpdateMOFMultiFeature(fTranslator, fNode, getResourceContents(), getDOMChildren(fNode, fTranslator)); - } finally { - setNotificationEnabled(notificationFlag); - } - } - - protected DocumentType getDocumentType() { - return ((Document) fNode).getDoctype(); - } - - protected TranslatorResource getResource() { - return (TranslatorResource) getTarget(); - } - - protected EList getResourceContents() { - if (!isRoot) - throw new IllegalStateException(); - return ((Resource) getTarget()).getContents(); - } - - protected void updateDOMDocumentType() { - - DocumentType docType = getDocumentType(); - String publicId = null, systemId = null, oldPublicId, oldSystemId; - oldPublicId = docType == null ? null : docType.getPublicId(); - oldSystemId = docType == null ? null : docType.getSystemId(); - TranslatorResource resource = getResource(); - if (resource != null) { - publicId = resource.getPublicId(); - systemId = resource.getSystemId(); - } - if (!(StringUtil.stringsEqual(publicId, oldPublicId) && StringUtil.stringsEqual(systemId, oldSystemId))) - fRenderer.replaceDocumentType(resource.getDoctype(), publicId, systemId); - } - - protected void updateDOMDocumentType(Notification msg) { - if (msg.getFeature() == TranslatorResource.DOC_TYPE_FEATURE) - updateDOMDocumentType(); - } - - protected void updateMOFDocumentType() { - - TranslatorResource resource = getResource(); - if (resource == null) - return; - - String publicId = null, systemId = null; - DocumentType docType = getDocumentType(); - - if (docType != null) { - publicId = docType.getPublicId(); - systemId = docType.getSystemId(); - } - if ((!(StringUtil.stringsEqual(publicId, resource.getPublicId()) && StringUtil.stringsEqual(systemId, resource.getSystemId()))) || - ((resource.getPublicId() == null) || resource.getSystemId() == null)) - resource.setDoctypeValues(publicId, systemId); - } - - public void notifyChanged(Notification msg) { - - if (isRoot) { - notifyChangedForRoot(msg); - return; - } - if (isDependencyFeature(msg)) - handleDependencyFeature(msg); - - if (!isNotificationEnabled()) - return; - - debugMOFNotify(msg); - - switch (msg.getEventType()) { - case Notification.ADD : - case Notification.REMOVE : - case Notification.ADD_MANY : - case Notification.REMOVE_MANY : - case Notification.SET : - case Notification.UNSET : - case Notification.MOVE : - Translator translator = findTranslator(msg); - if (translator == null) - translator = addVariableTranslatorIfNecessary(msg); - if (translator != null) - updateDOMFeature(translator, getNode(), getEObject()); - break; - } - } - - protected void notifyChangedForRoot(Notification msg) { - if (!isNotificationEnabled()) - return; - - debugMOFNotify(msg); - - switch (msg.getEventType()) { - case Notification.ADD : - case Notification.REMOVE : - case Notification.ADD_MANY : - case Notification.REMOVE_MANY : - primUpdateDOM(); - break; - case Notification.SET : - updateDOMDocumentType(msg); - break; - case EtoolsCopySession.RESOURCE_COPIED : - updateDOM(); - break; - } - } - - protected void addDependencyAdapter(EObject child) { - Adapter existing = EcoreUtil.getExistingAdapter(child, DependencyAdapter.KEY); - if (existing != null) - return; - DependencyAdapter forwarder = new DependencyAdapter(); - child.eAdapters().add(forwarder); - forwarder.setTarget(child); - } - - protected void addDOMAdapter() { - - primAddDOMAdapter(fNode, this); - if (fDebug) { - org.eclipse.jem.util.logger.proxy.Logger.getLogger().logError("Adding DOM adapter: " + this); //$NON-NLS-1$ - org.eclipse.jem.util.logger.proxy.Logger.getLogger().logError("\tto: " + fNode); //$NON-NLS-1$ - } - - // Go through the maps. All of the DOM nodes that are not listened - // to by another DOM Node adapter, must be listened to by this adapter. - NodeList childNodes = fNode.getChildNodes(); - for (int j = 0; j < childNodes.getLength(); j++) { - Node childNode = childNodes.item(j); - int nodeType = childNode.getNodeType(); - if (!DOMUtilities.isTextNode(childNode) && nodeType != Node.COMMENT_NODE) { - Translator map = findTranslator(childNode.getNodeName(), false); - if (map != null && map.isManagedByParent()) - addDOMAdapter(childNode); - } - } - } - - protected Translator addVariableTranslatorIfNecessary(Notification msg) { - VariableTranslatorFactory fact = fTranslator.getVariableTranslatorFactory(); - Translator trans = null; - if (fact != null && fact.accepts(msg)) { - trans = fact.create(msg); - if (trans != null) - childTranslators = (Translator[]) Translator.concat(childTranslators, trans); - } - return trans; - } - - protected Text createTextNode(Document doc, Translator map, String text) { - String nonnulltext = (text != null) ? text : ""; //$NON-NLS-1$ - return map.isCDATAContent() ? doc.createCDATASection(nonnulltext) : doc.createTextNode(nonnulltext); - } - - protected String extractReadAheadName() { - if (!fTranslator.hasReadAheadNames()) - return null; - String readAheadName = null; - - ReadAheadHelper helper = fTranslator.getReadAheadHelper(fNode.getNodeName()); - if (helper == null) - return null; - - Node child = null; - String[] names = helper.getValues(); - if (helper.getChildDOMName() == null) { - for (int i = 0; i < names.length; i++) { - child = DOMUtilities.getNodeChild(fNode, names[i]); - if (child != null) { - readAheadName = names[i]; - break; - } - } - } else { - child = DOMUtilities.getNodeChild(fNode, helper.getChildDOMName()); - if (child != null) - readAheadName = DOMUtilities.getChildText(child); - } - if (readAheadName == null) - readAheadName = names[0]; - return readAheadName; - } - - /** - * Extracts the text from <node>and converts it to an object suitable for setting into <feature> - */ - protected Object extractValue(Node node, Translator map, EObject emfObject) { - - // Extract the value from the text child - Node textNode = DOMUtilities.getChildTextNode(node); - String trimmedValue = null; - if (textNode != null) - trimmedValue = textNode.getNodeValue(); - try { - return map.convertStringToValue(trimmedValue, emfObject); - } catch (FeatureValueConversionException ex) { - handleFeatureValueConversionException(ex); - return null; - } - } - - /** - * @param ex - */ - protected void handleFeatureValueConversionException(FeatureValueConversionException ex) { - throw ex; - - } - - /* - * Finds the child node that <map> specifies. If there is more than one child that satisfies - * <map> then the first one is returned. - * - * This method traverses past the domPath if one is specified in the <map>. - */ - protected Node findDOMNode(Node parent, Translator map) { - return findDOMNode(parent, map, false); - } - - /* - * Finds the child node that <map> specifies. If there is more than one child that satisfies - * <map> then the first one is returned. The <addAdapters> boolean is used to determine if the - * receiver is added as an adapter to every node found on the path. - * - * This method traverses past the domPath if one is specified in the <map>. - */ - protected Node findDOMNode(Node parent, Translator map, boolean addAdapters) { - - // First, trace down the path - Node curNode = findDOMPath(parent, map, addAdapters); - if (map.isDOMTextValue() || map.isDOMAttribute() || curNode == null) - return curNode; - - // Now look for the first DOM name we can find - String[] domNames = map.getDOMNames(); - Node node = null; - for (int i = 0; i < domNames.length; i++) { - String nodeName = domNames[i]; - List nodes = DOMUtilities.getNodeChildren(curNode, nodeName); - if (nodes != null && !nodes.isEmpty()) { - if (nodes.size() > 1) - handleInvalidMultiNodes(nodeName); - node = (Node) nodes.get(0); - if (node != null) { - if (addAdapters && (map != null || map.isManagedByParent())) - addDOMAdapter(curNode); - break; - } - } - } - return node; - } - - protected void handleInvalidMultiNodes(String nodeName) { - throw new IllegalStateException(WFTUtilsResourceHandler.getString(WFTUtilsResourceHandler.EMF2DOMAdapterImpl_ERROR_0, new Object[]{nodeName})); - } - - /** - * Creates the path specified by <map>under <node>. Only the portion of the path that does not - * exist (if any) is created - * - * @param node - * org.w3c.dom.Node - * @param map - * com.ibm.etools.mof2dom.Translator - */ - protected Text findOrCreateTextNode(Node parent, Translator map, String text) { - Text textNode = DOMUtilities.getChildTextNode(parent); - if (textNode != null) { - textNode.setData(text); - } else { - if (!isEmptyTag((Element) parent)) { - Text newNode = createTextNode(parent.getOwnerDocument(), map, text); - DOMUtilities.insertBeforeNode(parent, newNode, null); - return newNode; - } - } - return textNode; - } - - protected Translator findTranslator(String tagName, boolean attributeMap) { - Translator[] maps = getChildTranslators(); - for (int i = 0; i < maps.length; i++) { - Translator map = maps[i]; - if (map.isMapFor(tagName) && attributeMap == map.isDOMAttribute()) - return maps[i]; - } - - return null; - } - - protected EMF2DOMAdapter getExistingAdapter(Node aNode) { - EMF2DOMAdapter adapter = primGetExistingAdapter(aNode); - if (adapter != null && adapter.isMOFProxy()) { - removeDOMAdapter(aNode, adapter); - adapter.getTarget().eAdapters().remove(adapter); - adapter = null; - } - return adapter; - } - - protected void handleDependencyFeature(Notification msg) { - if (msg.getOldValue() != null) - removeDependencyAdapter((EObject) msg.getOldValue()); - if (msg.getNewValue() != null) - addDependencyAdapter((EObject) msg.getNewValue()); - } - - protected boolean isDependencyFeature(Notification msg) { - switch (msg.getEventType()) { - case Notification.SET : - return fTranslator.isDependencyParent() && fTranslator.getDependencyFeature() == msg.getFeature(); - default : - return false; - } - } - - protected boolean isEmptyTag(Element parent) { - Revisit.toDo(); - //Determine how to implement this with pure DOM apis, if possible. - return false; - } - - protected void postUpdateDOMFeature(Translator map, Node node, EObject mofObject) { - } - - protected void preUpdateDOMFeature(Translator map, Node node, EObject mofObject) { - } - - /** - * Update an attribute of the target DOM object from with the values currently stored in the MOF - * object. The - * - * @map specifies the name of the MOF attribute to update and the name of the DOM node. - * - * @param map - * com.ibm.etools.mof2dom.AttributeTranslator - */ - protected void primUpdateDOMFeature(Translator map, Node node, EObject mofObject) { - Object attrValue = null; - boolean isSet = false; - if (map.isIDMap()) { - try { - attrValue = map.getMOFValue(mofObject); - } catch (IDTranslator.NoResourceException ex) { - //If the object has been removed from the resource, - //No need to update - return; - } - isSet = attrValue != null; - } else { - attrValue = map.getMOFValue(mofObject); - isSet = map.isSetMOFValue(mofObject); - } - - if (map.isDOMAttribute()) { - // An attribute of the MOF object maps to an attribute of the - // DOM node. Get the value of the MOF attribute and set it - // into DOM node. - Element e = (Element) createDOMPath(node, map); - if (attrValue != null && isSet) - e.setAttribute(map.getDOMName(mofObject), map.convertValueToString(attrValue, mofObject)); - else - e.removeAttribute(map.getDOMName(mofObject)); - } else { - updateDOMSubtree(map, node, mofObject, attrValue); - } - } - - /** - * Update an attribute of the target DOM object from with the values currently stored in the MOF - * object. The - * - * @map specifies the name of the MOF attribute to update and the name of the DOM node. - */ - protected void primUpdateDOMLinkFeature(Translator map, Node node, EObject mofObject) { - LinkUpdaterTarget.INSTANCE.updateDOM(map, node, mofObject); - - } - - /** - * Update all the children of the target MOF object in the relationship described by - * - * @map. - */ - protected void primUpdateDOMMultiFeature(Translator map, Node node, EObject mofObject) { - - List mofChildren = map.getMOFChildren(mofObject); - List domChildren = getDOMChildren(node, map); - - primUpdateDOMMultiFeature(map, node, mofChildren, domChildren, mofObject); - } - - /** - * Update an attribute of the target MOF object from the DOM node subtree. The - * - * @map specifies the name of the MOF attribute to update and the name of the DOM node. - */ - protected boolean primUpdateMOFFeature(Translator map, Node node, EObject mofObject) { - if (!map.featureExists(mofObject)) - return false; - Object domValue = null; - boolean updateMOFAttAdapter = false; - boolean isUnset = false; - EMF2DOMAdapter attrAdapter = null; - - Node child = findDOMNode(node, map, true); - - if (map.isDOMAttribute() && child != null) { - // An attribute of the MOF object maps to an attribute of the - // DOM node. Get the value of the DOM attribute and set it - // into the MOF object. - - Attr domAttr = (Attr) child.getAttributes().getNamedItem(map.getDOMName(mofObject)); - if (domAttr != null) { - domValue = domAttr.getValue(); - domValue = map.convertStringToValue((String) domValue, mofObject); - } else - isUnset = true; - } else { - // An attribute of the MOF object is actually a sub-element - // of the DOM node. Search for the first sub-element with - // the correct name to use as an attribute. - if (child != null) { - // Check to see if this is a single valued attribute that has - // a MOF object as its value - if (!map.isManagedByParent()) { - attrAdapter = createAdapter(child, map); - updateMOFAttAdapter = true; - domValue = attrAdapter.getTarget(); - } else { - // Check to make sure the child is adapted. If not, adapt - // it. - addDOMAdapter(child); - - // Extract the value from the text child - domValue = extractValue(child, map, mofObject); - } - } else - isUnset = true; - } - - // Set the attribute extracted from the DOM to the MOF object. - boolean hasChanged = true; - try { - if (map.isIDMap()) - map.setMOFValue(mofObject, domValue); - else { - Object oldValue = null; - oldValue = map.getMOFValue(mofObject); - boolean isSet = map.isSetMOFValue(mofObject); - //In the case of enums with default values, we need to trip - // the attribute from - //default to a set value - if (oldValue == domValue) { - if (oldValue == null || isSet) - hasChanged = false; - } else if (domValue == null && !isSet) - //If the domValue is null and the feature is not set, then - // we don't need - //to do anything - hasChanged = false; - else if (oldValue != null && oldValue.equals(domValue) && isSet) - hasChanged = false; - if (oldValue == null && domValue == null && map.isSetMOFValue(mofObject) == isUnset) - hasChanged = true; - if (hasChanged) { - if (!(map.isDataType()) && !map.isShared()) - removeMOFValue((EObject) oldValue, map); - if (domValue == null) - map.unSetMOFValue(mofObject); - else - map.setMOFValue(mofObject, domValue); - - if ((domValue == null && !(map.isEnumFeature())) || isUnset) - map.unSetMOFValue(mofObject); //unset - // null - // for - // non - // enum - // features - - if (updateMOFAttAdapter) - attrAdapter.updateMOF(); - } - } - } catch (FeatureValueConversionException ex) { - handleFeatureValueConversionException(ex); - map.unSetMOFValue(mofObject); - } - return hasChanged; - } - - /** - * Update an attribute of the target MOF object from the DOM node subtree. This method is only - * called if the DOM node changes and the map is an object link map. The - * - * @map specifies the name of the MOF attribute to update and the name of the DOM node. - * - * @param map - * com.ibm.etools.mof2dom.AttributeTranslator - * @return Return true if the MOF feature was updated, false if no update was done. - */ - protected void primUpdateMOFLinkFeature(Translator map, Node node, EObject mofObject) { - LinkUpdaterTarget.INSTANCE.updateMOF(map, node, mofObject); - } - - /** - * Update all the children of the target MOF object in the relationship described by - * - * @map. - * - * @param map - * com.ibm.etools.mof2dom.AttributeTranslator Describes the mapping from the MOF - * attribute name to the DOM node name - */ - protected void primUpdateMOFMultiFeature(Translator map, Node node, EObject mofObject) { - // If the feature is a collection of strings or ints, call a special - // method - // that handles this. - if (map.isManagedByParent()) { - updateMOFMultiPrimitiveFeature(map, node, mofObject); - return; - } - - List nodeChildren = getDOMChildren(node, map); - List mofChildren = map.getMOFChildren(mofObject); - - primUpdateMOFMultiFeature(map, node, mofChildren, nodeChildren); - } - - protected void removeDependencyAdapter(EObject obj) { - Adapter existing = EcoreUtil.getExistingAdapter(obj, DependencyAdapter.KEY); - if (existing != null) - obj.eAdapters().remove(existing); - } - - /** - * Removes all the DOM children from <parent>that are represented by <map>. - */ - protected void removeDOMChildren(Node parent, Translator map) { - String[] domNames = map.getDOMNames(); - HashSet domNamesSet = new HashSet(domNames.length); - for (int i = 0; i < domNames.length; i++) - domNamesSet.add(domNames[i]); - - // Walk through all the children and find any that match the map. - NodeList nl = parent.getChildNodes(); - List toRemove = new ArrayList(); - for (int i = 0; i < nl.getLength(); i++) { - Node childNode = nl.item(i); - if (domNamesSet.contains(childNode.getNodeName())) - toRemove.add(childNode); - } - - // Remove any children that were found. - for (int i = 0; i < toRemove.size(); i++) { - Node childNode = (Node) toRemove.get(i); - removeDOMChild(parent, childNode, true); - } - } - - protected void setTargetFromNode() { - setTarget(fTranslator.createEMFObject(fNode.getNodeName(), extractReadAheadName())); - } - - /** - * Update an attribute of the target DOM object from with the values currently stored in the MOF - * object. The - * - * @map specifies the name of the MOF attribute to update and the name of the DOM node. - * - * @param map - * com.ibm.etools.mof2dom.AttributeTranslator - */ - final public void updateDOMFeature(Translator map, Node node, EObject mofObject) { - if (!isNotificationEnabled()) - return; - try { - preUpdateDOMFeature(map, node, mofObject); - if (map.isMultiValued()) { - updateDOMMultiFeature(map, node, mofObject); - return; - } - - if (fDebug) { - org.eclipse.jem.util.logger.proxy.Logger.getLogger().logError("Updating DOM Node: " + node); //$NON-NLS-1$ - org.eclipse.jem.util.logger.proxy.Logger.getLogger().logError("\tfrom: " + mofObject); //$NON-NLS-1$ - org.eclipse.jem.util.logger.proxy.Logger.getLogger().logError("\tmap : " + map); //$NON-NLS-1$ - } - boolean notificationFlag = isNotificationEnabled(); - try { - setNotificationEnabled(false); - primUpdateDOMFeature(map, node, mofObject); - } finally { - setNotificationEnabled(notificationFlag); - } - - if (map.isTargetLinkMap()) { - updateDOMLinkFeature(map, node, mofObject); - } - } finally { - postUpdateDOMFeature(map, node, mofObject); - } - } - - /** - * Update an attribute of the target DOM object from the values currently stored in the MOF - * object. The - * - * @map specifies the name of the MOF attribute to update and the name of the DOM node. - * - * @param map - * com.ibm.etools.mof2dom.AttributeTranslator - */ - final protected void updateDOMLinkFeature(Translator map, Node node, EObject mofObject) { - if (fDebug) { - org.eclipse.jem.util.logger.proxy.Logger.getLogger().logError("Updating DOM Node (link): " + node); //$NON-NLS-1$ - org.eclipse.jem.util.logger.proxy.Logger.getLogger().logError("\tfrom: " + mofObject); //$NON-NLS-1$ - org.eclipse.jem.util.logger.proxy.Logger.getLogger().logError("\tmap : " + map); //$NON-NLS-1$ - } - primUpdateDOMLinkFeature(map, node, mofObject); - } - - /** - * Update all the children of the target MOF object in the relationship described by - * - * @map. - * - * @param map - * com.ibm.etools.mof2dom.AttributeTranslator Describes the mapping from the MOF - * attribute name to the DOM node name - */ - final protected void updateDOMMultiFeature(Translator map, Node node, EObject mofObject) { - if (fDebug) { - org.eclipse.jem.util.logger.proxy.Logger.getLogger().logError("Updating DOM Node (multi): " + node); //$NON-NLS-1$ - org.eclipse.jem.util.logger.proxy.Logger.getLogger().logError("\tfrom: " + mofObject); //$NON-NLS-1$ - org.eclipse.jem.util.logger.proxy.Logger.getLogger().logError("\tmap : " + map); //$NON-NLS-1$ - } - boolean notificationFlag = isNotificationEnabled(); - try { - setNotificationEnabled(false); - primUpdateDOMMultiFeature(map, node, mofObject); - } finally { - setNotificationEnabled(notificationFlag); - } - } - - /** - * Update a DOM subtree to reflect the mofObject and map passed in. The subtree is of <node>is - * updated. - */ - protected void updateDOMSubtree(Translator map, Node node, EObject mofObject, Object attrValue) { - - if (map.featureExists(mofObject)) { - if ((map.isEnumFeature() || map.isBooleanFeature()) && (map.isUnsettable() && !map.isSetMOFValue(mofObject))) - attrValue = null; - } else - attrValue = map.extractStringValue(mofObject); - - // Create and/or update the DOM subtree - if (attrValue != null) { - Node parent = createDOMPath(node, map); - if (map.isManagedByParent()) { - // Handle the case where the mof value is not another - // mof object (primitive) - if (map.getDOMName(mofObject) != null && map.getDOMName(mofObject).startsWith("#")) //$NON-NLS-1$ - return; - - Element child = map.isDOMTextValue() ? (Element) parent : findOrCreateNode(parent, map, map.getDOMName(mofObject)); - - findOrCreateTextNode(child, map, map.convertValueToString(attrValue, mofObject)); - } else { - // Handle the case were the mof value is a mof object. - EObject mofValue = (EObject) attrValue; - EMF2DOMAdapter valueAdapter = (EMF2DOMAdapter) EcoreUtil.getExistingAdapter(mofValue, EMF2DOMAdapter.ADAPTER_CLASS); - if (valueAdapter != null) - valueAdapter.updateDOM(); - else { - removeDOMChildren(parent, map); - EMF2DOMAdapter adapter = createAdapter(mofValue, map); - List mofChildren = map.getMOFChildren(mofObject); - List domChildren = getDOMChildren(parent, map); - - Node insertBeforeNode = findInsertBeforeNode(parent, map, mofChildren, 0, domChildren); - DOMUtilities.insertBeforeNodeAndWhitespace(parent, adapter.getNode(), insertBeforeNode); - boolean notificationFlag = adapter.isNotificationEnabled(); - adapter.setNotificationEnabled(false); - try { - indent(adapter.getNode(), map); - } finally { - adapter.setNotificationEnabled(notificationFlag); - } - adapter.updateDOM(); - } - } - } else { - // The attribute value was set to null or unset. Remove any - // existing DOM nodes. - Node child = findDOMNode(node, map); - if (child != null) - removeDOMChild(child.getParentNode(), child); - } - } - - /** - * Update a feature that is set by linking to another existing object. This method is called - * when the MOF object is updated in order to update DOM nodes. - */ - final protected void updateMOFLinkFeature(Translator map, Node node, EObject mofObject) { - if (fDebug) { - org.eclipse.jem.util.logger.proxy.Logger.getLogger().logError("Updating MOFObject (link): " + mofObject); //$NON-NLS-1$ - org.eclipse.jem.util.logger.proxy.Logger.getLogger().logError("\tfrom: " + node); //$NON-NLS-1$ - org.eclipse.jem.util.logger.proxy.Logger.getLogger().logError("\tmap : " + map); //$NON-NLS-1$ - } - boolean notificationFlag = isNotificationEnabled(); - try { - setNotificationEnabled(false); - primUpdateMOFLinkFeature(map, node, mofObject); - } finally { - setNotificationEnabled(notificationFlag); - } - } - - /** - * Update all the children of the target MOF object in the relationship described by - * - * @map. - * - * @param map - * com.ibm.etools.mof2dom.AttributeTranslator Describes the mapping from the MOF - * attribute name to the DOM node name - */ - final protected void updateMOFMultiFeature(Translator map, Node node, EObject mofObject) { - if (fDebug) { - org.eclipse.jem.util.logger.proxy.Logger.getLogger().logError("Updating MOFObject (multi): " + mofObject); //$NON-NLS-1$ - org.eclipse.jem.util.logger.proxy.Logger.getLogger().logError("\tfrom: " + node); //$NON-NLS-1$ - org.eclipse.jem.util.logger.proxy.Logger.getLogger().logError("\tmap : " + map); //$NON-NLS-1$ - } - boolean notificationFlag = isNotificationEnabled(); - try { - setNotificationEnabled(false); - primUpdateMOFMultiFeature(map, node, mofObject); - } finally { - setNotificationEnabled(notificationFlag); - } - } - - /** - * Update all the children of the target MOF object in the relationship described by - * - * @map. The relationship MUST BE a collection of string for this method to work. - */ - protected void updateMOFMultiPrimitiveFeature(Translator map, Node node, EObject mofObject) { - List nodeChildren = getDOMChildren(node, map); - - map.clearList(mofObject); - - // Go through the list of nodes and update the MOF collection - int addIndex = 0; - for (int i = 0; i < nodeChildren.size(); i++) { - Node child = (Node) nodeChildren.get(i); - Object attributeValue = extractValue(child, map, mofObject); - boolean advanceAddIndex = true; - if (attributeValue != null){ - if(map.getFeature() != null && map.getFeature().isUnique() && mofObject.eGet(map.getFeature()) != null && mofObject.eGet(map.getFeature()) instanceof List && ((List) mofObject.eGet(map.getFeature())).contains(attributeValue)){ - advanceAddIndex = false; - String domName = map.domNameAndPath != null ? map.domNameAndPath : "attribute"; //$NON-NLS-1$ - org.eclipse.jem.util.logger.proxy.Logger.getLogger().logError(new IllegalArgumentException("The 'no duplicates' constraint is violated by "+domName+" = "+attributeValue)); - handleInvalidMultiNodes(child.getNodeName()); - } else { - map.setMOFValue(mofObject, attributeValue, addIndex); - } - if(advanceAddIndex){ - addIndex ++; - } - } - - // Adapt the node so update will occur. - addDOMAdapter(child); - } - if (map.hasDOMPath() && nodeChildren.isEmpty() && findDOMPath(node, map, false) != null) - map.setMOFValueFromEmptyDOMPath(mofObject); - } - - /** - * Update an attribute of the target MOF object from the DOM node subtree. The - * - * @map specifies the name of the MOF attribute to update and the name of the DOM node. - * - * @param map - * com.ibm.etools.mof2dom.AttributeTranslator - */ - public void updateMOFFeature(Translator map, Node node, EObject mofObject) { - if (!isNotificationEnabled()) - return; - if (map.isMultiValued()) { - updateMOFMultiFeature(map, node, mofObject); - return; - } else if (map.isComment()) { - updateMOFCommentFeature(map, node, mofObject); - return; - } - - // TODO MDE Add a map.isComment() and updateMOFCommentFeature(map, node, mofObject); - - if (fDebug) { - org.eclipse.jem.util.logger.proxy.Logger.getLogger().logError("Updating MOFObject: " + mofObject); //$NON-NLS-1$ - org.eclipse.jem.util.logger.proxy.Logger.getLogger().logError("\tfrom: " + node); //$NON-NLS-1$ - org.eclipse.jem.util.logger.proxy.Logger.getLogger().logError("\tmap : " + map); //$NON-NLS-1$ - } - boolean notificationFlag = isNotificationEnabled(); - boolean hasChanged = false; - try { - setNotificationEnabled(false); - hasChanged = primUpdateMOFFeature(map, node, mofObject); - } finally { - setNotificationEnabled(notificationFlag); - } - - if (map.isTargetLinkMap() && hasChanged) - updateMOFLinkFeature(map, node, mofObject); - } - - /** - * @param map - * @param node - * @param mofObject - */ - public void updateMOFCommentFeature(Translator map, Node node, EObject mofObject) { - Node commentNode = node; - /* scan up the dom to find the first comment node before this node */ - while ((commentNode = commentNode.getPreviousSibling()) != null && commentNode.getNodeType() != Node.COMMENT_NODE) { - /* no comment available */ - if (commentNode.getNodeType() == Node.ELEMENT_NODE) - return; - } - if (commentNode != null) - map.setMOFValue(mofObject, commentNode.getNodeValue()); - - } - -} |