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/*******************************************************************************
* Copyright (c) 2011, 2012 Wind River Systems, Inc. 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:
* Wind River Systems - initial API and implementation
*******************************************************************************/
package org.eclipse.tcf.te.tcf.filesystem.core.internal.operations;
import java.io.File;
import java.lang.reflect.InvocationTargetException;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.osgi.util.NLS;
import org.eclipse.tcf.protocol.IChannel;
import org.eclipse.tcf.protocol.IToken;
import org.eclipse.tcf.services.IFileSystem;
import org.eclipse.tcf.services.IFileSystem.DoneRename;
import org.eclipse.tcf.services.IFileSystem.FileSystemException;
import org.eclipse.tcf.te.tcf.core.Tcf;
import org.eclipse.tcf.te.tcf.filesystem.core.internal.exceptions.TCFException;
import org.eclipse.tcf.te.tcf.filesystem.core.internal.exceptions.TCFFileSystemException;
import org.eclipse.tcf.te.tcf.filesystem.core.internal.utils.CacheManager;
import org.eclipse.tcf.te.tcf.filesystem.core.internal.utils.PersistenceManager;
import org.eclipse.tcf.te.tcf.filesystem.core.model.FSTreeNode;
import org.eclipse.tcf.te.tcf.filesystem.core.nls.Messages;
/**
* FSRename renames the specified file/folder to a
* new name.
*
*/
public class OpRename extends Operation {
// The file/folder node to be renamed.
FSTreeNode node;
// The new name the file/folder is renamed to.
String newName;
/**
* Create a rename operation that renames the node with the new name.
*
* @param node The file/folder node to be renamed.
* @param newName The new name of this node.
*/
public OpRename(FSTreeNode node, String newName) {
this.node = node;
this.newName = newName;
}
/*
* (non-Javadoc)
* @see org.eclipse.tcf.te.tcf.filesystem.core.internal.operations.Operation#run(org.eclipse.core.runtime.IProgressMonitor)
*/
@Override
public void run(IProgressMonitor monitor) throws InvocationTargetException, InterruptedException {
super.run(monitor);
IChannel channel = null;
try {
channel = openChannel(node.peerNode.getPeer());
if (channel != null) {
IFileSystem service = getBlockingFileSystem(channel);
if (service != null) {
renameNode(service);
}
else {
String message = NLS.bind(Messages.Operation_NoFileSystemError, node.peerNode.getPeerId());
throw new TCFFileSystemException(IStatus.ERROR, message);
}
}
}
catch (TCFException e) {
throw new InvocationTargetException(e, e.getMessage());
}
finally {
if (channel != null) Tcf.getChannelManager().closeChannel(channel);
monitor.done();
}
}
/**
* Rename the node using the new name.
*
* @param service File system service used to rename.
* @throws TCFFileSystemException The exception thrown during renaming.
*/
void renameNode(IFileSystem service) throws TCFFileSystemException {
String src_path = node.getLocation(true);
String oldName = node.name;
node.name = newName;
String dst_path = node.getLocation(true);
node.name = oldName;
final TCFFileSystemException[] errors = new TCFFileSystemException[1];
service.rename(src_path, dst_path, new DoneRename() {
@Override
public void doneRename(IToken token, FileSystemException error) {
if (error != null) {
String message = NLS.bind(Messages.OpRename_CannotRename, node.name, error);
errors[0] = new TCFFileSystemException(IStatus.ERROR, message, error);
}
else {
final File file = CacheManager.getCacheFile(node);
if (node.isFile() && file.exists()) {
PersistenceManager.getInstance().removeFileDigest(node.getLocationURI());
}
deleteFileChecked(file);
node.setName(newName);
}
}
});
monitor.worked(1);
if (errors[0] != null) {
throw errors[0];
}
}
/*
* (non-Javadoc)
* @see org.eclipse.tcf.te.tcf.filesystem.core.interfaces.IOperation#getName()
*/
@Override
public String getName() {
return Messages.OpRename_TitleRename;
}
}
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