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/***************************************************************************
* Copyright (c) 2004 - 2007 Eike Stepper, Germany.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Eike Stepper - initial API and implementation
**************************************************************************/
package org.eclipse.net4j.util.io;
import org.eclipse.net4j.util.HexUtil;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.io.PipedInputStream;
import java.io.PipedOutputStream;
import java.util.zip.GZIPInputStream;
import java.util.zip.GZIPOutputStream;
/**
* @author Eike Stepper
*/
public class GZIPStreamWrapper implements IStreamWrapper<GZIPInputStream, GZIPOutputStream>
{
public GZIPStreamWrapper()
{
}
public GZIPInputStream wrapInputStream(InputStream in) throws IOException
{
if (in instanceof GZIPInputStream)
{
return (GZIPInputStream)in;
}
return new GZIPInputStream(in);
}
public GZIPOutputStream wrapOutputStream(OutputStream out) throws IOException
{
if (out instanceof GZIPOutputStream)
{
return (GZIPOutputStream)out;
}
return new GZIPOutputStream(out);
}
public void finishInputStream(GZIPInputStream in) throws IOException
{
}
public void finishOutputStream(GZIPOutputStream out) throws IOException
{
out.finish();
}
public static void main(String[] args) throws Exception
{
final PipedOutputStream pos = new PipedOutputStream();
final PipedInputStream pis = new PipedInputStream(pos);
final GZIPOutputStream gos = new GZIPOutputStream(pos);
final byte[] out = "eike".getBytes();
Thread thread = new Thread()
{
@Override
public void run()
{
try
{
GZIPInputStream gis = new GZIPInputStream(pis);
byte[] in = new byte[out.length];
gis.read(in);
gis.close();
System.out.println("Read: " + HexUtil.bytesToHex(in));
}
catch (IOException ex)
{
throw new IORuntimeException(ex);
}
}
};
thread.start();
Thread.sleep(1000);
gos.write(out);
gos.close();
System.out.println("Written: " + HexUtil.bytesToHex(out));
Thread.sleep(2000);
}
}
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