| /******************************************************************************* |
| * Copyright (c) 2003, 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 |
| *******************************************************************************/ |
| package org.eclipse.wst.common.componentcore.internal.impl; |
| |
| import java.util.List; |
| |
| import org.eclipse.core.runtime.IPath; |
| import org.eclipse.core.runtime.Path; |
| 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.URI; |
| import org.eclipse.emf.ecore.util.EcoreUtil; |
| import org.eclipse.wst.common.componentcore.UnresolveableURIException; |
| import org.eclipse.wst.common.componentcore.internal.ComponentResource; |
| import org.eclipse.wst.common.componentcore.internal.ComponentcorePackage; |
| import org.eclipse.wst.common.componentcore.internal.WorkbenchComponent; |
| import org.eclipse.wst.common.componentcore.internal.util.IPathProvider; |
| |
| /** |
| * <p> |
| * The following class is experimental until fully documented. |
| * </p> |
| */ |
| public class ResourceTreeRoot extends ResourceTreeNode { |
| |
| private class ResourceTreeResourceListener extends AdapterImpl { |
| public void notifyChanged(Notification msg) { |
| |
| if(msg.getFeature() == ComponentcorePackage.eINSTANCE.getWorkbenchComponent_Resources()) { |
| ComponentResource resource = null; |
| switch(msg.getEventType()) { |
| case Notification.ADD: |
| resource = (ComponentResource) msg.getNewValue(); |
| if(resource != null) |
| resource.eAdapters().add(getResourcePathListenerAdapter()); |
| break; |
| case Notification.ADD_MANY: |
| List newValues = (List) msg.getNewValue(); |
| for (int i = 0; i < newValues.size(); i++) { |
| resource = (ComponentResource) newValues.get(i); |
| resource.eAdapters().add(getResourcePathListenerAdapter()); |
| } |
| break; |
| case Notification.REMOVE: |
| resource = (ComponentResource) msg.getNewValue(); |
| if(resource != null) |
| resource.eAdapters().remove(getResourcePathListenerAdapter()); |
| break; |
| case Notification.REMOVE_MANY: |
| List removedValues = (List) msg.getNewValue(); |
| for (int i = 0; i < removedValues.size(); i++) { |
| resource = (ComponentResource) removedValues.get(i); |
| resource.eAdapters().remove(getResourcePathListenerAdapter()); |
| } |
| break; |
| } |
| } |
| } |
| } |
| |
| private class ResourcePathListener extends AdapterImpl { |
| |
| public void setTarget(Notifier newTarget) { |
| if(newTarget instanceof ComponentResource) { |
| // if(getTarget() != null) { |
| // if(getPathProvider().getPath((ComponentResource)getTarget()) != null) |
| // removeChild((ComponentResource)getTarget()); |
| // } |
| ComponentResource resource = (ComponentResource) newTarget; |
| if(resource != null) { |
| if(getPathProvider().getPath(resource) != null) |
| addChild(resource); |
| } |
| } |
| super.setTarget(newTarget); |
| } |
| |
| public void notifyChanged(Notification msg) { |
| |
| if(msg.getFeature() == getPathProvider().getFeature()) { |
| ComponentResource resource = (ComponentResource) msg.getNotifier(); |
| switch(msg.getEventType()) { |
| case Notification.SET: |
| |
| // remove the old value |
| IPath oldPath = (IPath)msg.getOldValue(); |
| if(oldPath!=null) |
| removeChild(oldPath, resource); |
| |
| IPath newPath = (IPath)msg.getNewValue(); |
| if(newPath!=null) |
| addChild(resource); |
| break; |
| } |
| } |
| } |
| } |
| |
| // TODO The source tree should be attached to the project modules root, not each module. |
| public static ResourceTreeRoot getSourceResourceTreeRoot(WorkbenchComponent aModule) { |
| ResourceTreeRootAdapter resourceTreeAdapter = (ResourceTreeRootAdapter) EcoreUtil.getAdapter(aModule.eAdapters(), ResourceTreeRootAdapter.SOURCE_ADAPTER_TYPE); |
| if (resourceTreeAdapter != null) |
| return resourceTreeAdapter.getResourceTreeRoot(); |
| resourceTreeAdapter = new ResourceTreeRootAdapter(ResourceTreeRootAdapter.SOURCE_TREE); |
| aModule.eAdapters().add(resourceTreeAdapter); |
| return resourceTreeAdapter.getResourceTreeRoot(); |
| } |
| |
| public static ResourceTreeRoot getDeployResourceTreeRoot(WorkbenchComponent aModule) { |
| ResourceTreeRootAdapter resourceTreeAdapter = (ResourceTreeRootAdapter) EcoreUtil.getAdapter(aModule.eAdapters(), ResourceTreeRootAdapter.DEPLOY_ADAPTER_TYPE); |
| if (resourceTreeAdapter != null) |
| return resourceTreeAdapter.getResourceTreeRoot(); |
| resourceTreeAdapter = new ResourceTreeRootAdapter(ResourceTreeRootAdapter.DEPLOY_TREE); |
| aModule.eAdapters().add(resourceTreeAdapter); |
| return resourceTreeAdapter.getResourceTreeRoot(); |
| } |
| |
| private final WorkbenchComponent module; |
| private ResourceTreeResourceListener listener; |
| private ResourcePathListener pathListener; |
| |
| public ResourceTreeRoot(WorkbenchComponent aModule, IPathProvider aPathProvider) { |
| super("/", null, aPathProvider); //$NON-NLS-1$ |
| module = aModule; |
| init(); |
| } |
| |
| private void init() { |
| module.eAdapters().add(getResourceTreeListenerAdapter()); |
| List moduleResources = module.getResources(); |
| ComponentResource moduleResource = null; |
| |
| for (int i = 0; i < moduleResources.size(); i++) { |
| moduleResource = (ComponentResource) moduleResources.get(i); |
| addChild(moduleResource); |
| } |
| |
| } |
| |
| protected ResourceTreeResourceListener getResourceTreeListenerAdapter() { |
| if(listener == null) |
| listener = new ResourceTreeResourceListener(); |
| return listener; |
| } |
| |
| protected ResourcePathListener getResourcePathListenerAdapter() { |
| if(pathListener == null) |
| pathListener = new ResourcePathListener(); |
| return pathListener; |
| } |
| |
| public ComponentResource[] findModuleResources(URI aURI) { |
| IPath path = new Path(aURI.toString()); |
| try { |
| if (ModuleURIUtil.ensureValidFullyQualifiedPlatformURI(aURI, false)) |
| path = path.removeFirstSegments(1); |
| } catch (UnresolveableURIException uurie) { |
| |
| } |
| return findModuleResources(path, ResourceTreeNode.CREATE_NONE); |
| } |
| |
| } |