// EncoderThread.java -- run LZMA encoder in a separate thread
// Copyright (c)2007 Christopher League <league@contrapunctus.net>
// This is free software, but it comes with ABSOLUTELY NO WARRANTY.
// GNU Lesser General Public License 2.1 or Common Public License 1.0
package net.contrapunctus.lzma;
import SevenZip.Compression.LZMA.Encoder;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.io.PrintStream;
import java.util.concurrent.ArrayBlockingQueue;
class EncoderThread extends Thread
{
protected BlockingIntQueue q;
protected InputStream in;
protected OutputStream out;
protected Encoder enc;
protected IOException exn;
private static final PrintStream dbg = System.err;
private static final boolean DEBUG =
System.getProperty("DEBUG_LzmaCoders") != null;
EncoderThread( OutputStream _out )
{
q = new BlockingIntQueue( );
in = new ConcurrentBufferInputStream( q );
out = _out;
enc = new Encoder();
exn = null;
if(DEBUG) dbg.printf("%s << %s (%s)%n", this, in, q);
}
public void run( )
{
try {
enc.SetEndMarkerMode( true );
enc.SetDictionarySize( 1 << 20 );
// enc.WriteCoderProperties( out );
// 5d 00 00 10 00
if(DEBUG) dbg.printf("%s begins%n", this);
enc.Code( in, out, -1, -1, null );
if(DEBUG) dbg.printf("%s ends%n", this);
out.close( );
}
catch( IOException _exn ) {
exn = _exn;
if(DEBUG) dbg.printf("%s exception: %s%n", exn.getMessage());
}
}
public String toString( )
{
return String.format("Enc@%x", hashCode());
}
}