| /******************************************************************************* |
| * Copyright (c) 2005 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 |
| *******************************************************************************/ |
| /* |
| * Created on Feb 17, 2005 |
| * |
| * TODO To change the template for this generated file go to |
| * Window - Preferences - Java - Code Style - Code Templates |
| */ |
| package org.eclipse.jst.j2ee.navigator.internal; |
| |
| import org.eclipse.core.resources.IProject; |
| import org.eclipse.emf.ecore.EObject; |
| import org.eclipse.wst.common.internal.emfworkbench.integration.EditModel; |
| import org.eclipse.wst.common.internal.emfworkbench.integration.EditModelEvent; |
| import org.eclipse.wst.common.internal.emfworkbench.integration.EditModelListener; |
| |
| /** |
| * @author Admin |
| * |
| * TODO To change the template for this generated type comment go to |
| * Window - Preferences - Java - Code Style - Code Templates |
| */ |
| public class NonFlexibleEMFModelManager extends EMFModelManager implements EditModelListener{ |
| |
| private EditModel editModel; |
| private Object rootObject; |
| private static final Object[] EMPTY_OBJECT = new Object[0]; |
| /** |
| * @param aProject |
| * @param provider |
| */ |
| public NonFlexibleEMFModelManager(IProject aProject, EMFRootObjectProvider provider) { |
| super(aProject, provider); |
| // TODO Auto-generated constructor stub |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.jst.j2ee.navigator.internal.EMFModelManager#getModels() |
| */ |
| public Object[] getModels() { |
| // TODO Auto-generated method stub |
| if (getProject() == null || !getProject().isAccessible()) |
| return EMPTY_OBJECT; |
| |
| //synchronized (rootObject) { |
| if (rootObject == null || ((EObject) rootObject).eResource() == null) { |
| EditModel editModel = getEditModel(); |
| if (editModel != null) { |
| rootObject = editModel.getPrimaryRootObject(); |
| } |
| } |
| //} |
| if (rootObject==null) |
| return EMPTY_OBJECT; |
| else { |
| Object[] objects = new Object[1]; |
| objects[0] = rootObject; |
| return objects; |
| } |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.jst.j2ee.navigator.internal.EMFModelManager#dispose() |
| */ |
| public void dispose() { |
| if (editModel != null) { |
| editModel.removeListener(this); |
| editModel.releaseAccess(this); |
| editModel = null; |
| } |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.wst.common.internal.emfworkbench.integration.EditModelListener#editModelChanged(org.eclipse.wst.common.internal.emfworkbench.integration.EditModelEvent) |
| */ |
| public void editModelChanged(EditModelEvent anEvent) { |
| IProject affectedProject = anEvent.getEditModel().getProject(); |
| switch (anEvent.getEventCode()) { |
| case EditModelEvent.UNLOADED_RESOURCE : |
| case EditModelEvent.REMOVED_RESOURCE : |
| if (rootObject != null){ |
| notifyListeners(affectedProject); |
| } |
| break; |
| case EditModelEvent.SAVE : { |
| if (rootObject == null) |
| notifyListeners(affectedProject); |
| } |
| break; |
| case EditModelEvent.PRE_DISPOSE : |
| dispose(); |
| break; |
| default : |
| break; |
| } |
| |
| } |
| |
| |
| |
| protected EditModel getEditModel() { |
| IProject project = getProject(); |
| if (project == null) |
| return null; |
| |
| //TODO fix up |
| //synchronized (editModel) { |
| // if (editModel == null && project.isAccessible()) { |
| // //System.out.println("getEditModelForProject " + project.getName()); |
| // J2EENature nature = J2EENature.getRegisteredRuntime(project); |
| // if (nature != null) { |
| // editModel = nature.getJ2EEEditModelForRead(this); |
| // if (editModel != null) { |
| // editModel.addListener(this); |
| // } |
| // } |
| // } |
| //} |
| return editModel; |
| } |
| |
| protected void disposeCache(IProject affectedProject) { |
| //synchronized (editModel) { |
| if (editModel != null) { |
| editModel.removeListener(this); |
| editModel.releaseAccess(this); |
| editModel = null; |
| } |
| //} |
| } |
| |
| |
| } |