/*
* 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.util;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
/**
* {@link Thread} that copies {@link InputStream} to {@link OutputStream}.
*
* @author Kohsuke Kawaguchi
*/
public class StreamCopyThread extends Thread {
private final InputStream in;
private final OutputStream out;
private final boolean closeOut;
public StreamCopyThread(String threadName, InputStream in, OutputStream out, boolean closeOut) {
super(threadName);
this.in = in;
if (out == null) {
throw new NullPointerException("out is null");
}
this.out = out;
this.closeOut = closeOut;
}
public StreamCopyThread(String threadName, InputStream in, OutputStream out) {
this(threadName,in,out,false);
}
@Override
public void run() {
try {
try {
byte[] buf = new byte[8192];
int len;
while ((len = in.read(buf)) > 0)
out.write(buf, 0, len);
} finally {
// it doesn't make sense not to close InputStream that's already EOF-ed,
// so there's no 'closeIn' flag.
in.close();
if(closeOut)
out.close();
}
} catch (IOException e) {
// TODO: what to do?
}
}
}