| /******************************************************************************* |
| * Copyright (c) 2000, 2018 IBM Corporation and others. |
| * |
| * This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License 2.0 |
| * which accompanies this distribution, and is available at |
| * https://www.eclipse.org/legal/epl-2.0/ |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| * |
| * 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.core.history.IFileRevision; |
| import org.eclipse.team.internal.ccvs.core.*; |
| import org.eclipse.team.internal.ccvs.ui.*; |
| import org.eclipse.team.internal.ccvs.ui.mappings.ChangeSetCompareAdapter; |
| import org.eclipse.team.internal.ccvs.ui.repo.RepositoryRoot; |
| import org.eclipse.team.ui.history.IHistoryPageSource; |
| import org.eclipse.team.ui.mapping.ISynchronizationCompareAdapter; |
| import org.eclipse.team.ui.mapping.ITeamStateProvider; |
| 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 static Object fileAdapter = new RemoteFileElement(); |
| private static Object folderAdapter = new RemoteFolderElement(); |
| private static Object rootAdapter = new CVSRepositoryRootElement(); |
| |
| private static Object historyParticipant = new CVSHistoryPageSource(); |
| |
| private static Object teamStateProvider; |
| |
| // Property cache |
| private Object cachedPropertyObject = null; |
| private Object cachedPropertyValue = null; |
| private ChangeSetCompareAdapter compareAdapter; |
| |
| public <T> T getAdapter(Object adaptableObject, Class<T> adapterType) { |
| if (IWorkbenchAdapter.class == adapterType) { |
| return adapterType.cast(getWorkbenchAdapter(adaptableObject)); |
| } |
| |
| if(IDeferredWorkbenchAdapter.class == adapterType) { |
| Object o = getWorkbenchAdapter(adaptableObject); |
| if(o != null && o instanceof IDeferredWorkbenchAdapter) { |
| return adapterType.cast(o); |
| } |
| return null; |
| } |
| |
| if (IPropertySource.class == adapterType) { |
| return adapterType.cast(getPropertySource(adaptableObject)); |
| } |
| |
| if (IHistoryPageSource.class == adapterType){ |
| return adapterType.cast(historyParticipant); |
| } |
| |
| if (ITeamStateProvider.class == adapterType) { |
| synchronized (this) { |
| if (teamStateProvider == null) |
| teamStateProvider = new CVSTeamStateProvider(CVSProviderPlugin.getPlugin().getCVSWorkspaceSubscriber()); |
| } |
| return adapterType.cast(teamStateProvider); |
| } |
| |
| if (ISynchronizationCompareAdapter.class == adapterType) { |
| if (compareAdapter == null) |
| compareAdapter = new ChangeSetCompareAdapter(); |
| return adapterType.cast(compareAdapter); |
| } |
| |
| 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; |
| } |
| |
| public Class<?>[] getAdapterList() { |
| return new Class[] { IWorkbenchAdapter.class, IPropertySource.class, |
| IDeferredWorkbenchAdapter.class, IHistoryPageSource.class, |
| ISynchronizationCompareAdapter.class, ITeamStateProvider.class, |
| IFileRevision.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; |
| } |
| } |