org.freehep.util.io
Class RunLengthOutputStream

java.lang.Object
  java.io.OutputStream
      java.io.FilterOutputStream
          org.freehep.util.io.RunLengthOutputStream

All Implemented Interfaces:

Closeable, Flushable, FinishableOutputStream, RunLength

public class RunLengthOutputStream
extends FilterOutputStream
implements RunLength, FinishableOutputStream

The RunLengthOutputStream encodes data as Run Length encoding. The exact definition of Run Length encoding can be found in the PostScript Language Reference (3rd ed.) chapter 3.13.3.

Version:

$Id: RunLengthOutputStream.java 8584 2006-08-10 23:06:37Z duns $

Author:

Mark Donszelmann

Field Summary

Fields inherited from class java.io.FilterOutputStream

out

Fields inherited from interface org.freehep.util.io.RunLength

EOD, LENGTH

Constructor Summary

RunLengthOutputStream(OutputStream out)
Create a Run Length output stream

Method Summary

void	close()
void	finish() Finishes the current outputstream (compresses, flushes, caluclates CRC) and writes whatever is left in the buffers, but does not close the stream.
void	write(int a)

Methods inherited from class java.io.FilterOutputStream

flush, write, write

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

RunLengthOutputStream

public RunLengthOutputStream(OutputStream out)

Create a Run Length output stream

Parameters:

out - stream to write

Method Detail

write

public void write(int a)
           throws IOException

Overrides:

write in class FilterOutputStream

Throws:

IOException

finish

public void finish()
            throws IOException

Description copied from interface: FinishableOutputStream

Finishes the current outputstream (compresses, flushes, caluclates CRC) and writes whatever is left in the buffers, but does not close the stream.

Specified by:

finish in interface FinishableOutputStream

Throws:

IOException - if write fails

close

public void close()
           throws IOException

Specified by:

close in interface Closeable

Overrides:

close in class FilterOutputStream

Throws:

IOException