Java tutorial
/******************************************************************************* * Copyright (c) 2005-2008 Polarion Software. * 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: * Alexander Gurov - Initial API and implementation *******************************************************************************/ package org.eclipse.team.svn.ui.synchronize.merge.action; import java.util.ArrayList; import java.util.HashMap; import org.eclipse.compare.structuremergeviewer.IDiffElement; import org.eclipse.core.resources.IResource; import org.eclipse.jface.dialogs.IDialogConstants; import org.eclipse.jface.dialogs.MessageDialog; import org.eclipse.jface.viewers.ISelectionProvider; import org.eclipse.team.core.synchronize.FastSyncInfoFilter; import org.eclipse.team.core.synchronize.SyncInfo; import org.eclipse.team.svn.core.IStateFilter; import org.eclipse.team.svn.core.operation.CompositeOperation; import org.eclipse.team.svn.core.operation.IActionOperation; import org.eclipse.team.svn.core.operation.local.GetRemoteContentsOperation; import org.eclipse.team.svn.core.operation.local.RefreshResourcesOperation; import org.eclipse.team.svn.core.operation.local.RestoreProjectMetaOperation; import org.eclipse.team.svn.core.operation.local.SaveProjectMetaOperation; import org.eclipse.team.svn.core.resource.ILocalResource; import org.eclipse.team.svn.core.resource.IRepositoryResource; import org.eclipse.team.svn.core.resource.IResourceChange; import org.eclipse.team.svn.core.synchronize.AbstractSVNSyncInfo; import org.eclipse.team.svn.core.utility.FileUtility; import org.eclipse.team.svn.core.utility.SVNUtility; import org.eclipse.team.svn.ui.SVNTeamUIPlugin; import org.eclipse.team.svn.ui.SVNUIMessages; import org.eclipse.team.svn.ui.operation.ClearMergeStatusesOperation; import org.eclipse.team.svn.ui.preferences.SVNTeamPreferences; import org.eclipse.team.svn.ui.synchronize.action.AbstractSynchronizeModelAction; import org.eclipse.team.svn.ui.synchronize.action.ISyncStateFilter; import org.eclipse.team.ui.synchronize.ISynchronizePageConfiguration; /** * Merge update action implementation * * @author Alexander Gurov */ public class UpdateAction extends AbstractSynchronizeModelAction { protected boolean advancedMode; public UpdateAction(String text, ISynchronizePageConfiguration configuration) { super(text, configuration); this.advancedMode = false; } public UpdateAction(String text, ISynchronizePageConfiguration configuration, ISelectionProvider selectionProvider) { super(text, configuration, selectionProvider); this.advancedMode = true; } protected FastSyncInfoFilter getSyncInfoFilter() { return new FastSyncInfoFilter.SyncInfoDirectionFilter(new int[] { SyncInfo.INCOMING, SyncInfo.OUTGOING }) { public boolean select(SyncInfo info) { return super.select(info) && !IStateFilter.SF_OBSTRUCTED.accept(((AbstractSVNSyncInfo) info).getLocalResource()); } }; } protected IActionOperation getOperation(ISynchronizePageConfiguration configuration, IDiffElement[] elements) { IResource[] allResources = this.syncInfoSelector.getSelectedResources(); if (this.advancedMode) { String message; if (allResources.length == 1) { message = SVNUIMessages.AcceptAll_Message_Single; } else { message = SVNUIMessages.format(SVNUIMessages.AcceptAll_Message_Multi, new String[] { String.valueOf(allResources.length) }); } MessageDialog dlg = new MessageDialog(configuration.getSite().getShell(), SVNUIMessages.AcceptAll_Title, null, message, MessageDialog.QUESTION, new String[] { IDialogConstants.YES_LABEL, IDialogConstants.NO_LABEL }, 0); if (dlg.open() != 0) { return null; } } AbstractSVNSyncInfo[] infos = this.getSVNSyncInfos(); HashMap<String, String> remote2local = new HashMap<String, String>(); ArrayList<IRepositoryResource> remoteSet = new ArrayList<IRepositoryResource>(); ArrayList<IResource> localSet = new ArrayList<IResource>(); for (int i = 0; i < infos.length; i++) { ILocalResource remote = infos[i].getRemoteChangeResource(); if (remote instanceof IResourceChange && ISyncStateFilter.SF_ONREPOSITORY .acceptRemote(remote.getResource(), remote.getStatus(), remote.getChangeMask())) { IResource resource = infos[i].getLocal(); localSet.add(resource); IRepositoryResource remoteResource = ((IResourceChange) infos[i].getRemoteChangeResource()) .getOriginator(); remoteSet.add(remoteResource); remote2local.put(SVNUtility.encodeURL(remoteResource.getUrl()), FileUtility.getWorkingCopyPath(resource)); } } IResource[] resources = localSet.toArray(new IResource[localSet.size()]); if (resources.length > 0) { boolean ignoreExternals = SVNTeamPreferences.getBehaviourBoolean( SVNTeamUIPlugin.instance().getPreferenceStore(), SVNTeamPreferences.BEHAVIOUR_IGNORE_EXTERNALS_NAME); GetRemoteContentsOperation mainOp = new GetRemoteContentsOperation(resources, remoteSet.toArray(new IRepositoryResource[remoteSet.size()]), remote2local, ignoreExternals); CompositeOperation op = new CompositeOperation(mainOp.getId(), mainOp.getMessagesClass()); SaveProjectMetaOperation saveOp = new SaveProjectMetaOperation(resources); op.add(saveOp); op.add(mainOp); op.add(new RestoreProjectMetaOperation(saveOp)); op.add(new RefreshResourcesOperation(resources)); op.add(new ClearMergeStatusesOperation(allResources)); return op; } return new ClearMergeStatusesOperation(allResources); } }