| /******************************************************************************* |
| * Copyright (c) 2000, 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.ui.actions; |
| |
| import org.eclipse.core.resources.IContainer; |
| import org.eclipse.core.resources.IFile; |
| import org.eclipse.core.resources.IResource; |
| import org.eclipse.core.resources.IWorkspace; |
| import org.eclipse.core.resources.IWorkspaceRoot; |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.core.runtime.IPath; |
| import org.eclipse.core.runtime.IProgressMonitor; |
| import org.eclipse.core.runtime.OperationCanceledException; |
| import org.eclipse.core.runtime.SubProgressMonitor; |
| import org.eclipse.osgi.util.NLS; |
| import org.eclipse.swt.widgets.Shell; |
| import org.eclipse.ui.internal.ide.IDEWorkbenchMessages; |
| |
| /** |
| * Moves files and folders. |
| * <p> |
| * This class may be instantiated; it is not intended to be subclassed. |
| * </p> |
| * |
| * @since 2.1 |
| */ |
| public class MoveFilesAndFoldersOperation extends CopyFilesAndFoldersOperation { |
| |
| /** |
| * Creates a new operation initialized with a shell. |
| * |
| * @param shell parent shell for error dialogs |
| */ |
| public MoveFilesAndFoldersOperation(Shell shell) { |
| super(shell); |
| } |
| |
| /** |
| * Returns whether this operation is able to perform on-the-fly |
| * auto-renaming of resources with name collisions. |
| * |
| * @return <code>true</code> if auto-rename is supported, |
| * and <code>false</code> otherwise |
| */ |
| protected boolean canPerformAutoRename() { |
| return false; |
| } |
| |
| /** |
| * Moves the resources to the given destination. This method is |
| * called recursively to merge folders during folder move. |
| * |
| * @param resources the resources to move |
| * @param destination destination to which resources will be moved |
| * @param subMonitor a progress monitor for showing progress and for cancelation |
| */ |
| protected void copy(IResource[] resources, IPath destination, |
| IProgressMonitor subMonitor) throws CoreException { |
| for (int i = 0; i < resources.length; i++) { |
| IResource source = resources[i]; |
| IPath destinationPath = destination.append(source.getName()); |
| IWorkspace workspace = source.getWorkspace(); |
| IWorkspaceRoot workspaceRoot = workspace.getRoot(); |
| IResource existing = workspaceRoot.findMember(destinationPath); |
| if (source.getType() == IResource.FOLDER && existing != null) { |
| // the resource is a folder and it exists in the destination, move the |
| // children of the folder. |
| if (homogenousResources(source, existing)) { |
| IResource[] children = ((IContainer) source).members(); |
| copy(children, destinationPath, subMonitor); |
| delete(source, subMonitor); |
| } else { |
| // delete the destination folder, moving a linked folder |
| // over an unlinked one or vice versa. Fixes bug 28772. |
| delete(existing, new SubProgressMonitor(subMonitor, 0)); |
| source.move(destinationPath, IResource.SHALLOW |
| | IResource.KEEP_HISTORY, new SubProgressMonitor( |
| subMonitor, 0)); |
| } |
| } else { |
| // if we're merging folders, we could be overwriting an existing file |
| if (existing != null) { |
| if (homogenousResources(source, existing)) |
| moveExisting(source, existing, subMonitor); |
| else { |
| // Moving a linked resource over unlinked or vice versa. |
| // Can't use setContents here. Fixes bug 28772. |
| delete(existing, new SubProgressMonitor(subMonitor, 0)); |
| source.move(destinationPath, IResource.SHALLOW |
| | IResource.KEEP_HISTORY, |
| new SubProgressMonitor(subMonitor, 0)); |
| } |
| } else { |
| source.move(destinationPath, IResource.SHALLOW |
| | IResource.KEEP_HISTORY, new SubProgressMonitor( |
| subMonitor, 0)); |
| } |
| subMonitor.worked(1); |
| if (subMonitor.isCanceled()) { |
| throw new OperationCanceledException(); |
| } |
| } |
| } |
| } |
| |
| /** |
| * Returns the message for querying deep copy/move of a linked |
| * resource. |
| * |
| * @param source resource the query is made for |
| * @return the deep query message |
| */ |
| protected String getDeepCheckQuestion(IResource source) { |
| return NLS.bind(IDEWorkbenchMessages.CopyFilesAndFoldersOperation_deepMoveQuestion, source.getFullPath().makeRelative()); |
| } |
| |
| /** |
| * Returns the task title for this operation's progress dialog. |
| * |
| * @return the task title |
| */ |
| protected String getOperationTitle() { |
| return IDEWorkbenchMessages.MoveFilesAndFoldersOperation_operationTitle; |
| } |
| |
| /** |
| * Returns the message for this operation's problems dialog. |
| * |
| * @return the problems message |
| */ |
| protected String getProblemsMessage() { |
| return IDEWorkbenchMessages.MoveFilesAndFoldersOperation_problemMessage; |
| } |
| |
| /** |
| * Returns the title for this operation's problems dialog. |
| * |
| * @return the problems dialog title |
| */ |
| protected String getProblemsTitle() { |
| return IDEWorkbenchMessages.MoveFilesAndFoldersOperation_moveFailedTitle; |
| } |
| |
| /** |
| * Returns whether the source file in a destination collision |
| * will be validateEdited together with the collision itself. |
| * Returns true. |
| * |
| * @return boolean <code>true</code>, the source file in a |
| * destination collision should be validateEdited. |
| */ |
| protected boolean getValidateConflictSource() { |
| return true; |
| } |
| |
| /** |
| * Sets the content of the existing file to the source file content. |
| * Deletes the source file. |
| * |
| * @param source source file to move |
| * @param existing existing file to set the source content in |
| * @param subMonitor a progress monitor for showing progress and for cancelation |
| * @throws CoreException setContents failed |
| */ |
| private void moveExisting(IResource source, IResource existing, |
| IProgressMonitor subMonitor) throws CoreException { |
| IFile existingFile = getFile(existing); |
| |
| if (existingFile != null) { |
| IFile sourceFile = getFile(source); |
| |
| if (sourceFile != null) { |
| existingFile.setContents(sourceFile.getContents(), |
| IResource.KEEP_HISTORY, new SubProgressMonitor( |
| subMonitor, 0)); |
| delete(sourceFile, subMonitor); |
| } |
| } |
| } |
| |
| /* (non-Javadoc) |
| * Overrides method in CopyFilesAndFoldersOperation |
| * |
| * Note this method is for internal use only. It is not API. |
| * |
| */ |
| public String validateDestination(IContainer destination, |
| IResource[] sourceResources) { |
| IPath destinationLocation = destination.getLocation(); |
| |
| for (int i = 0; i < sourceResources.length; i++) { |
| IResource sourceResource = sourceResources[i]; |
| |
| // is the source being copied onto itself? |
| if (sourceResource.getParent().equals(destination)) { |
| return NLS.bind(IDEWorkbenchMessages.MoveFilesAndFoldersOperation_sameSourceAndDest, sourceResource.getName()); |
| } |
| // test if linked source is copied onto itself. Fixes bug 29913. |
| if (destinationLocation != null) { |
| IPath sourceLocation = sourceResource.getLocation(); |
| IPath destinationResource = destinationLocation |
| .append(sourceResource.getName()); |
| if (sourceLocation != null |
| && sourceLocation.isPrefixOf(destinationResource)) { |
| return NLS.bind(IDEWorkbenchMessages.MoveFilesAndFoldersOperation_sameSourceAndDest, sourceResource.getName()); |
| } |
| } |
| } |
| return super.validateDestination(destination, sourceResources); |
| } |
| } |