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/*******************************************************************************
* Copyright (c) 2001, 2004 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
* Jens Lukowski/Innoopract - initial renaming/restructuring
*
*******************************************************************************/
package org.eclipse.wst.xml.core.internal.modelquery;
import java.io.File;
import org.eclipse.core.resources.IFile;
import org.eclipse.core.resources.ResourcesPlugin;
import org.eclipse.core.runtime.IPath;
import org.eclipse.core.runtime.Path;
import org.eclipse.wst.common.uriresolver.internal.provisional.URIResolver;
import org.eclipse.wst.sse.core.internal.provisional.AbstractAdapterFactory;
import org.eclipse.wst.sse.core.internal.provisional.IModelStateListener;
import org.eclipse.wst.sse.core.internal.provisional.INodeAdapter;
import org.eclipse.wst.sse.core.internal.provisional.INodeAdapterFactory;
import org.eclipse.wst.sse.core.internal.provisional.INodeNotifier;
import org.eclipse.wst.sse.core.internal.provisional.IStructuredModel;
import org.eclipse.wst.xml.core.internal.contentmodel.modelquery.CMDocumentManager;
import org.eclipse.wst.xml.core.internal.contentmodel.modelquery.ModelQuery;
import org.eclipse.wst.xml.core.internal.contentmodel.util.CMDocumentCache;
import org.eclipse.wst.xml.core.internal.provisional.document.IDOMNode;
import org.eclipse.wst.xml.core.internal.ssemodelquery.ModelQueryAdapter;
import org.eclipse.wst.xml.core.internal.ssemodelquery.ModelQueryAdapterImpl;
public class ModelQueryAdapterFactoryForXML extends AbstractAdapterFactory {
protected ModelQueryAdapterImpl modelQueryAdapterImpl;
IStructuredModel stateNotifier = null;
private InternalModelStateListener internalModelStateListener;
/**
* ModelQueryAdapterFactoryForXML constructor comment.
*/
public ModelQueryAdapterFactoryForXML() {
this(ModelQueryAdapter.class, true);
}
/**
* ModelQueryAdapterFactoryForXML constructor comment.
*
* @param adapterKey
* java.lang.Object
* @param registerAdapters
* boolean
*/
protected ModelQueryAdapterFactoryForXML(Object adapterKey, boolean registerAdapters) {
super(adapterKey, registerAdapters);
}
class InternalModelStateListener implements IModelStateListener {
/**
* @see IModelStateListener#modelAboutToBeChanged(IStructuredModel)
*/
public void modelAboutToBeChanged(IStructuredModel model) {
}
/**
* @see IModelStateListener#modelChanged(IStructuredModel)
*/
public void modelChanged(IStructuredModel model) {
}
/**
* @see IModelStateListener#modelDirtyStateChanged(IStructuredModel,
* boolean)
*/
public void modelDirtyStateChanged(IStructuredModel model, boolean isDirty) {
}
/**
* @see IModelStateListener#modelResourceDeleted(IStructuredModel)
*/
public void modelResourceDeleted(IStructuredModel model) {
}
/**
* @see IModelStateListener#modelResourceMoved(IStructuredModel,
* IStructuredModel)
*/
public void modelResourceMoved(IStructuredModel oldModel, IStructuredModel newModel) {
stateNotifier.removeModelStateListener(this);
stateNotifier = newModel;
updateResolver(stateNotifier);
stateNotifier.addModelStateListener(this);
}
public void modelAboutToBeReinitialized(IStructuredModel structuredModel) {
// TODO Auto-generated method stub
}
public void modelReinitialized(IStructuredModel structuredModel) {
updateResolver(structuredModel);
}
}
protected boolean autoLoadCM() {
// until the existence of a CMDocumentRequesterFactory to create the
// load requests,
// return true
return true;
}
protected void configureDocumentManager(CMDocumentManager mgr) {
// this depends on there being a CMDocumentRequesterFactory installed
mgr.setPropertyEnabled(CMDocumentManager.PROPERTY_AUTO_LOAD, autoLoadCM());
}
public INodeAdapterFactory copy() {
return new ModelQueryAdapterFactoryForXML(getAdapterKey(), isShouldRegisterAdapter());
}
/**
* createAdapter method comment.
*/
protected INodeAdapter createAdapter(INodeNotifier target) {
if (org.eclipse.wst.sse.core.internal.util.Debug.displayInfo)
System.out.println("-----------------------ModelQueryAdapterFactoryForXML.createAdapter" + target); //$NON-NLS-1$
if (modelQueryAdapterImpl == null) {
if (target instanceof IDOMNode) {
IDOMNode xmlNode = (IDOMNode) target;
IStructuredModel model = xmlNode.getModel();
stateNotifier = xmlNode.getModel();
stateNotifier.addModelStateListener(getInternalModelStateListener());
String baseLocation = null;
String modelBaseLocation = model.getBaseLocation();
if (modelBaseLocation != null) {
File file = new Path(modelBaseLocation).toFile();
if (file.exists()) {
baseLocation = file.getAbsolutePath();
}
else {
IPath basePath = new Path(modelBaseLocation);
IPath derivedPath = null;
if (basePath.segmentCount() > 1)
derivedPath = ResourcesPlugin.getWorkspace().getRoot().getFile(basePath).getLocation();
else
derivedPath = ResourcesPlugin.getWorkspace().getRoot().getLocation().append(basePath);
if (derivedPath != null) {
baseLocation = derivedPath.toString();
}
}
}
if (org.eclipse.wst.sse.core.internal.util.Debug.displayInfo)
System.out.println("----------------ModelQueryAdapterFactoryForXML... baseLocation : " + baseLocation); //$NON-NLS-1$
CMDocumentCache cmDocumentCache = new CMDocumentCache();
ModelQuery modelQuery = null;
URIResolver idResolver = null;
if (org.eclipse.wst.sse.core.internal.util.Debug.displayInfo)
System.out.println("********XMLModelQueryImpl"); //$NON-NLS-1$
idResolver = new XMLCatalogIdResolver(baseLocation, model.getResolver());
modelQuery = new XMLModelQueryImpl(cmDocumentCache, idResolver);
// cs todo...
// for now we create a CMDocumentCache on a 'per editor' basis
// in the future we need to support a CMDocumentCache that is
// shared between editors
// nsd comment: may not be appropriate depending on
CMDocumentManager documentManager = modelQuery.getCMDocumentManager();
if (documentManager != null) {
configureDocumentManager(documentManager);
}
modelQueryAdapterImpl = new ModelQueryAdapterImpl(cmDocumentCache, modelQuery, idResolver);
}
}
return modelQueryAdapterImpl;
}
public void release() {
super.release();
if (stateNotifier != null)
stateNotifier.removeModelStateListener(getInternalModelStateListener());
stateNotifier = null;
if (modelQueryAdapterImpl != null)
modelQueryAdapterImpl.release();
}
protected void updateResolver(IStructuredModel model) {
String baseLocation = model.getBaseLocation();
IFile baseFile = ResourcesPlugin.getWorkspace().getRoot().getFile(new Path(model.getBaseLocation()));
if (baseFile != null) {
baseLocation = baseFile.getLocation().toString();
}
modelQueryAdapterImpl.setIdResolver(new XMLCatalogIdResolver(baseLocation, model.getResolver()));
}
private final InternalModelStateListener getInternalModelStateListener() {
if (internalModelStateListener == null) {
internalModelStateListener = new InternalModelStateListener();
}
return internalModelStateListener;
}
}
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