/* ========================================================================== *
* Copyright (C) 2004-2005 Pier Fumagalli <http://www.betaversion.org/~pier/> *
* All rights reserved. *
* ========================================================================== *
* *
* Licensed under the Apache License, Version 2.0 (the "License"). You may *
* not use this file except in compliance with the License. You may obtain a *
* copy of the License at <http://www.apache.org/licenses/LICENSE-2.0>. *
* *
* Unless required by applicable law or agreed to in writing, software *
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT *
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the *
* License for the specific language governing permissions and limitations *
* under the License. *
* *
* ========================================================================== */
package com.adito.vfs.webdav.methods;
import java.io.IOException;
import java.net.URI;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import com.adito.vfs.VFSLockManager;
import com.adito.vfs.VFSResource;
import com.adito.vfs.webdav.DAVException;
import com.adito.vfs.webdav.DAVMethod;
import com.adito.vfs.webdav.DAVMultiStatus;
import com.adito.vfs.webdav.DAVProcessor;
import com.adito.vfs.webdav.DAVServlet;
import com.adito.vfs.webdav.DAVTransaction;
import com.adito.vfs.webdav.LockedException;
/**
* <p>
* <a href="http://www.rfc-editor.org/rfc/rfc2518.txt">WebDAV</a>
* <code>COPY</code> metohd implementation.
* </p>
*
* @author <a href="http://www.betaversion.org/~pier/">Pier Fumagalli</a>
*/
public class COPY implements DAVMethod {
final static Log log = LogFactory.getLog(COPY.class);
/**
* <p>
* Create a new {@link COPY} instance.
* </p>
*/
public COPY() {
super();
}
/**
* <p>
* Process the <code>COPY</code> method.
* </p>
*
* @throws IOException
*/
public void process(DAVTransaction transaction, VFSResource resource) throws LockedException, IOException {
String handle = VFSLockManager.getNewHandle();
VFSLockManager.getInstance().lock(resource, transaction.getSessionInfo(), false, true, handle);
String action = (String) transaction.getRequest().getMethod();
VFSResource dest = null;
try {
URI target = transaction.getDestination();
if (target == null)
throw new DAVException(412, "No destination");
if(log.isDebugEnabled())
log.debug("Target " + target.getPath());
try {
DAVProcessor processor = DAVServlet.getDAVProcessor(transaction.getRequest());
dest = processor.getRepository().getResource(resource.getLaunchSession(), target.getPath(), transaction.getCredentials()/*, transaction*/);
VFSLockManager.getInstance().lock(dest, transaction.getSessionInfo(), true, false, handle);
} catch (Exception ex) {
log.error("Failed to get resource. ", ex);
transaction.setStatus(500);
return;
}
int depth = transaction.getDepth();
boolean recursive = false;
if (depth == 0) {
recursive = false;
} else if (depth == DAVTransaction.INFINITY) {
recursive = true;
} else {
throw new DAVException(412, "Invalid Depth specified");
}
try {
resource.copy(dest, transaction.getOverwrite(), recursive);
transaction.setStatus(204);
} catch (DAVMultiStatus multistatus) {
multistatus.write(transaction);
}
if (action.equals("COPY")) {
resource.getMount().resourceCopy(resource, dest, transaction, null);
}
} catch (Exception e) {
if (action.equals("COPY")) {
resource.getMount().resourceCopy(resource, dest, transaction, e);
}
IOException ioe = new IOException(e.getMessage());
ioe.initCause(e);
throw ioe;
} finally {
VFSLockManager.getInstance().unlock(transaction.getSessionInfo(), handle);
}
}
}