/*
* ====================================================================
* Copyright (c) 2004-2012 TMate Software Ltd. All rights reserved.
*
* This software is licensed as described in the file COPYING, which
* you should have received as part of this distribution. The terms
* are also available at http://svnkit.com/license.html
* If newer versions of this license are posted there, you may use a
* newer version instead, at your option.
* ====================================================================
*/
package org.tmatesoft.svn.core.internal.wc;
import java.io.FilterOutputStream;
import java.io.IOException;
import java.io.OutputStream;
import org.tmatesoft.svn.core.ISVNCanceller;
import org.tmatesoft.svn.core.SVNCancelException;
/**
* @version 1.3
* @author TMate Software Ltd.
*/
public class SVNCancellableOutputStream extends FilterOutputStream {
private ISVNCanceller myEventHandler;
public SVNCancellableOutputStream(OutputStream out, ISVNCanceller eventHandler) {
super(out == null ? SVNFileUtil.DUMMY_OUT : out);
myEventHandler = eventHandler;
}
public void write(byte[] b, int off, int len) throws IOException {
if (myEventHandler != null) {
try {
myEventHandler.checkCancelled();
} catch (final SVNCancelException e) {
throw new IOCancelException(e.getMessage());
}
}
out.write(b, off, len);
}
public void write(byte[] b) throws IOException {
if (myEventHandler != null) {
try {
myEventHandler.checkCancelled();
} catch (final SVNCancelException e) {
throw new IOCancelException(e.getMessage());
}
}
out.write(b);
}
/**
* @version 1.3
* @author TMate Software Ltd.
*/
public static class IOCancelException extends IOException {
private static final long serialVersionUID = 4845L;
public IOCancelException(String message) {
super(message);
}
}
}