/*
* BioJava development code
*
* This code may be freely distributed and modified under the
* terms of the GNU Lesser General Public Licence. This should
* be distributed with the code. If you do not have a copy,
* see:
*
* http://www.gnu.org/copyleft/lesser.html
*
* Copyright for this code is held jointly by the individual
* authors. These should be listed in @author doc comments.
*
* For more information on the BioJava project and its aims,
* or to join the biojava-l mailing list, visit the home page
* at:
*
* http://www.biojava.org/
*
*/
/*
* WriterOutputHandler.java
*/
package org.biojava.utils.process;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.Writer;
/**
* Simple {@linkplain org.biojava.utils.process.OutputHandler output handler}
* that writes the output of an external process to an
* {@linkplain org.biojava.utils.process.ReaderWriterPipe#getWriter() writer}.
* @author Martin Szugat
* @version $Revision: 3634 $
*/
public class WriterOutputHandler extends ReaderWriterPipe
implements OutputHandler {
/* PRIVATE FIELDS */
/**
* The input stream for the external process.
*/
private InputStream input;
/**
* Initializes the writer output handler.
* @param writer the writer to which to write the output of the external
* process. May be null
.
* @param tag a tag for logging. May be null
.
*/
public WriterOutputHandler(Writer writer, String tag) {
super(null, writer, tag);
}
/* INTERFACE OutputHandler */
/**
* {@inheritDoc}
*/
public void setInput(InputStream input) {
this.input = input;
if (input != null) {
setReader(new InputStreamReader(input));
}
}
/**
* {@inheritDoc}
*/
public InputStream getInput() {
return input;
}
}