/*
* The MIT License
*
* Copyright (c) 2004-2009, Sun Microsystems, Inc., Kohsuke Kawaguchi
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
package hudson.maven;
import hudson.model.TaskListener;
import org.apache.maven.wagon.events.TransferEvent;
import org.apache.maven.wagon.events.TransferListener;
import java.io.PrintStream;
/**
* {@link TransferListener} implementation.
*
* <p>
* This implementation puts the transfer progress indication in a distinctively formatted line,
* so that on HTML we can render the progress as a progress bar.
*
* @author Kohsuke Kawaguchi
*/
final class TransferListenerImpl implements TransferListener {
/**
* Receives the formatter messages.
*/
private final PrintStream out;
private long transferedSize;
public TransferListenerImpl(TaskListener listener) {
this.out = listener.getLogger();
}
public void transferInitiated( TransferEvent e )
{
String url = e.getWagon().getRepository().getUrl();
if(e.getRequestType()==TransferEvent.REQUEST_PUT) {
out.println("Uploading to "+url);
} else {
out.println("Downloading "+url);
}
}
public void transferStarted(TransferEvent e) {
transferedSize = 0;
long total = e.getResource().getContentLength();
out.println(HEADER+" start "+total);
}
public void transferProgress(TransferEvent e, byte[] buffer, int length) {
transferedSize += length;
out.println(HEADER + " progress " + transferedSize);
}
public void transferCompleted(TransferEvent e) {
out.println(HEADER + " completed");
}
public void transferError(TransferEvent e) {
out.println(HEADER + " error");
e.getException().printStackTrace(out);
}
public void debug(String message) {
}
/**
* Lines printed by this class will have this header.
*/
public static final String HEADER = "[:TRANSFER:]";
}