/*
* Copyright 2001-2002,2004 The Apache Software Foundation
*
* 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 org.apache.tools.ant.taskdefs;
import java.io.BufferedOutputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import org.apache.tools.ant.BuildException;
import org.apache.tools.bzip2.CBZip2OutputStream;
/**
* Compresses a file with the BZIP2 algorithm. Normally used to compress
* non-compressed archives such as TAR files.
*
*
* @since Ant 1.5
*
* @ant.task category="packaging"
*/
public class BZip2 extends Pack {
protected void pack() {
CBZip2OutputStream zOut = null;
try {
BufferedOutputStream bos =
new BufferedOutputStream(new FileOutputStream(zipFile));
bos.write('B');
bos.write('Z');
zOut = new CBZip2OutputStream(bos);
zipFile(source, zOut);
} catch (IOException ioe) {
String msg = "Problem creating bzip2 " + ioe.getMessage();
throw new BuildException(msg, ioe, getLocation());
} finally {
if (zOut != null) {
try {
// close up
zOut.close();
} catch (IOException e) {
//ignore
}
}
}
}
}