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/*******************************************************************************
* Copyright (c) 2007, 2009 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.jsdt.web.ui.views.contentoutline;
import java.util.Collection;
import org.eclipse.jface.text.Position;
import org.eclipse.swt.graphics.Image;
import org.eclipse.wst.jsdt.core.IJavaScriptElement;
import org.eclipse.wst.jsdt.core.JavaScriptModelException;
import org.eclipse.wst.jsdt.internal.core.JavaElement;
import org.eclipse.wst.jsdt.ui.JavaScriptElementLabelProvider;
import org.eclipse.wst.jsdt.web.core.internal.Logger;
import org.eclipse.wst.jsdt.web.core.javascript.IJsTranslation;
import org.eclipse.wst.jsdt.web.core.javascript.JsTranslationAdapter;
import org.eclipse.wst.sse.core.StructuredModelManager;
import org.eclipse.wst.sse.core.internal.model.FactoryRegistry;
import org.eclipse.wst.sse.core.internal.provisional.AbstractNotifier;
import org.eclipse.wst.sse.core.internal.provisional.IModelManager;
import org.eclipse.wst.sse.core.internal.provisional.INodeAdapter;
import org.eclipse.wst.sse.core.internal.provisional.INodeNotifier;
import org.eclipse.wst.sse.core.internal.provisional.IStructuredModel;
import org.eclipse.wst.sse.core.internal.provisional.IndexedRegion;
import org.eclipse.wst.sse.core.internal.provisional.text.IStructuredDocument;
import org.eclipse.wst.xml.core.internal.document.ElementImpl;
import org.eclipse.wst.xml.core.internal.provisional.document.IDOMDocument;
import org.eclipse.wst.xml.core.internal.provisional.document.IDOMModel;
import org.w3c.dom.Node;
/**
*
* Provisional API: This class/interface is part of an interim API that is still under development and expected to
* change significantly before reaching stability. It is being made available at this early stage to solicit feedback
* from pioneering adopters on the understanding that any code that uses this API will almost certainly be broken
* (repeatedly) as the API evolves.
*/
public class JsJfaceNode extends ElementImpl implements IndexedRegion, INodeNotifier, Node, IJavaWebNode {
private class JsAdaptableNode extends AbstractNotifier {
public FactoryRegistry getFactoryRegistry() {
return adapterRegistry;
}
}
private JsAdaptableNode adaptableDomNode = new JsAdaptableNode();
private FactoryRegistry adapterRegistry;
private Position fDocPosition;
// private Node parent;
private String typeName;
//private IJavaScriptElement dirtyElement;
private boolean hasChildren;
//private String name;
private Image me;
public JsJfaceNode(Node parent, IJavaScriptElement originalElement, Position structureDocLocation) {
this(parent, originalElement, structureDocLocation, null);
}
public JsJfaceNode(Node parent, IJavaScriptElement originalElement, Position structureDocLocation, String typeName) {
//super();
super(((ElementImpl)parent));
// super(parentObject, parentObject.getElementName());
fDocPosition = structureDocLocation;
//this.parent = parent;
this.typeName = typeName;
try {
hasChildren=((JavaElement)originalElement).hasChildren();
} catch (JavaScriptModelException ex) {
hasChildren=false;
}
removeAttributes();
me = (new JavaScriptElementLabelProvider(JavaScriptElementLabelProvider.SHOW_DEFAULT|JavaScriptElementLabelProvider.SHOW_SMALL_ICONS)).getImage(originalElement);
}
public Image getImage() {
return me;
}
public boolean hasChildren() {
// try {
// return ((JavaElement)this.dirtyElement).hasChildren();
// } catch (JavaScriptModelException ex) {
// // TODO Auto-generated catch block
// ex.printStackTrace();
// }
return hasChildren;
}
public void setName(String name) {
super.setTagName(name);
}
public void addAdapter(INodeAdapter adapter) {
adaptableDomNode.addAdapter(adapter);
}
public boolean contains(int testPosition) {
return false;
}
public boolean equals(Object o) {
return (o != null && o instanceof JsJfaceNode && ((JsJfaceNode) o).fDocPosition == this.fDocPosition);
}
// public static Object getInstance(Object parent, Position structureDocLocation
// ){
// //return new JsJfaceNode((JavaElement)parent.getParent(),
// parent.getElementName(),structureDocLocation);
// Vector interfaces = new Vector();
// interfaces.addAll(Arrays.asList(parent.getClass().getInterfaces()));
// JsJfaceNode me = new JsJfaceNode(parent,structureDocLocation);
// interfaces.addAll(Arrays.asList(me.getClass().getInterfaces()));
// Object proxy = null;
// try {
// proxy= Proxy.newProxyInstance(
// parent.getClass().getClassLoader(),
// (Class[])interfaces.toArray(new Class[]{}),me);
// } catch (Exception e) {
// // TODO Auto-generated catch block
// System.out.println(e);
// }
// return proxy;
// }
//
public INodeAdapter getAdapterFor(Object type) {
return adaptableDomNode.getAdapterFor(type);
}
public Collection getAdapters() {
return adaptableDomNode.getAdapters();
}
public int getEndOffset() {
return fDocPosition.getOffset() + fDocPosition.getLength();
}
public INodeAdapter getExistingAdapter(Object type) {
// TODO Auto-generated method stub
return adaptableDomNode.getExistingAdapter(type);
}
public synchronized IJavaScriptElement getJavaElement() {
/*
* since this may become 'stale' we need to rediscover our element every
* time we're asked
*/
IJsTranslation tran = getTranslation();
int startOffset = getStartOffset();
int endOffset = getLength();
if (typeName != null) {
IJavaScriptElement myType = tran.getCompilationUnit().getType(typeName);
return myType;
}
IJavaScriptElement elements[] = tran.getAllElementsInJsRange(startOffset, startOffset + endOffset);
if (elements != null) {
return elements[0];
} else {
System.out.println(Messages.getString("JsJfaceNode.1")); //$NON-NLS-1$
return null;
}
}
public int getLength() {
return fDocPosition.getLength();
}
/*
* (non-Javadoc)
*
* @see org.eclipse.wst.xml.core.internal.document.NodeImpl#getOwnerDocument()
*/
public int getStartOffset() {
return fDocPosition.getOffset();
}
// private Method[] getMethods(){
// // returns the methods this class supports (as declared in interfaces)
// Class[] interfaces = getClass().getInterfaces();
// Vector vMethods = new Vector();
// for(int i = 0;i<interfaces.length;i++){
// Method methods[] = interfaces[i].getDeclaredMethods();
// vMethods.addAll(Arrays.asList(methods));
// }
//
// return (Method[])vMethods.toArray();
// }
// public Object invoke(Object proxy, Method method, Object[] args) throws
// Throwable {
// Object result;
// Method[] myMethods = getMethods();
//
// try {
// for(int i = 0;i<myMethods.length;i++){
// if(myMethods[i]==method){
// return method.invoke(this, args);
// }
// }
// result = method.invoke(parentType, args);
// } catch (InvocationTargetException e) {
// throw e.getTargetException();
// } catch (Exception e) {
// throw new RuntimeException("unexpected invocation exception: " +
// e.getMessage());
// }
//
// return result;
// }
/*
* (non-Javadoc)
*
* @see org.eclipse.wst.xml.core.internal.document.NodeImpl#getStructuredDocument()
*/
public IJsTranslation getTranslation() {
IStructuredModel model = null;
IModelManager modelManager = StructuredModelManager.getModelManager();
IDOMDocument xmlDoc = null;
try {
if (modelManager != null) {
IStructuredDocument doc = getStructuredDocument();
model = modelManager.getExistingModelForRead(doc);
// model = modelManager.getModelForRead(doc);
}
IDOMModel domModel = (IDOMModel) model;
xmlDoc = domModel.getDocument();
} catch (Exception e) {
Logger.logException(e);
} finally {
if (model != null) {
// model.changedModel();
model.releaseFromRead();
}
}
if (xmlDoc == null) {
return null;
}
JsTranslationAdapter translationAdapter = (JsTranslationAdapter) xmlDoc.getAdapterFor(IJsTranslation.class);
return translationAdapter.getJsTranslation(true);
}
public void notify(int eventType, Object changedFeature, Object oldValue, Object newValue, int pos) {
adaptableDomNode.notify(eventType, changedFeature, oldValue, newValue, pos);
}
public void removeAdapter(INodeAdapter adapter) {
adaptableDomNode.removeAdapter(adapter);
}
public void setAdapterRegistry(FactoryRegistry registry) {
this.adapterRegistry = registry;
}
}
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