| /******************************************************************************* |
| * Copyright (c) 2000, 2003 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.team.internal.ccvs.ui.model; |
| |
| |
| import org.eclipse.core.runtime.IAdapterFactory; |
| import org.eclipse.team.internal.ccvs.core.ICVSRemoteFile; |
| import org.eclipse.team.internal.ccvs.core.ICVSRemoteFolder; |
| import org.eclipse.team.internal.ccvs.core.ICVSRepositoryLocation; |
| import org.eclipse.team.internal.ccvs.ui.repo.RepositoryRoot; |
| import org.eclipse.ui.model.IWorkbenchAdapter; |
| import org.eclipse.ui.progress.IDeferredWorkbenchAdapter; |
| import org.eclipse.ui.views.properties.IPropertySource; |
| |
| public class CVSAdapterFactory implements IAdapterFactory { |
| private Object fileAdapter = new RemoteFileElement(); |
| private Object folderAdapter = new RemoteFolderElement(); |
| private Object rootAdapter = new CVSRepositoryRootElement(); |
| |
| // Property cache |
| private Object cachedPropertyObject = null; |
| private Object cachedPropertyValue = null; |
| |
| /** (Non-javadoc) |
| * Method declared on IAdapterFactory. |
| */ |
| public Object getAdapter(Object adaptableObject, Class adapterType) { |
| if (IWorkbenchAdapter.class == adapterType) { |
| return getWorkbenchAdapter(adaptableObject); |
| } |
| |
| if(IDeferredWorkbenchAdapter.class == adapterType) { |
| Object o = getWorkbenchAdapter(adaptableObject); |
| if(o != null && o instanceof IDeferredWorkbenchAdapter) { |
| return o; |
| } |
| return null; |
| } |
| |
| if (IPropertySource.class == adapterType) { |
| return getPropertySource(adaptableObject); |
| } |
| return null; |
| } |
| |
| protected Object getWorkbenchAdapter(Object o) { |
| if (o instanceof ICVSRemoteFile) { |
| return fileAdapter; |
| } else if (o instanceof ICVSRepositoryLocation) { |
| return rootAdapter; |
| } else if (o instanceof RepositoryRoot) { |
| return rootAdapter; |
| } else if (o instanceof ICVSRemoteFolder) { |
| return folderAdapter; |
| } |
| return null; |
| } |
| |
| /** (Non-javadoc) |
| * Method declared on IAdapterFactory. |
| */ |
| public Class[] getAdapterList() { |
| return new Class[] {IWorkbenchAdapter.class, IPropertySource.class, IDeferredWorkbenchAdapter.class}; |
| } |
| /** |
| * Returns the property source for the given object. Caches |
| * the result because the property sheet is extremely inefficient, |
| * it asks for the source seven times in a row. |
| */ |
| public Object getPropertySource(Object adaptableObject) { |
| if (adaptableObject == cachedPropertyObject) { |
| return cachedPropertyValue; |
| } |
| cachedPropertyObject = adaptableObject; |
| if (adaptableObject instanceof ICVSRemoteFile) { |
| cachedPropertyValue = new CVSRemoteFilePropertySource((ICVSRemoteFile)adaptableObject); |
| } else if (adaptableObject instanceof ICVSRemoteFolder) { |
| cachedPropertyValue = new CVSRemoteFolderPropertySource((ICVSRemoteFolder)adaptableObject); |
| } else if (adaptableObject instanceof ICVSRepositoryLocation) { |
| cachedPropertyValue = new CVSRepositoryLocationPropertySource((ICVSRepositoryLocation)adaptableObject); |
| } else if (adaptableObject instanceof RepositoryRoot) { |
| cachedPropertyValue = new CVSRepositoryLocationPropertySource(((RepositoryRoot)adaptableObject).getRoot()); |
| } else { |
| cachedPropertyValue = null; |
| } |
| return cachedPropertyValue; |
| } |
| } |