/**
* File: $HeadURL: https://hdt-java.googlecode.com/svn/trunk/hdt-java/src/org/rdfhdt/hdt/util/io/ByteBufferInputStream.java $
* Revision: $Rev: 191 $
* Last modified: $Date: 2013-03-03 11:41:43 +0000 (dom, 03 mar 2013) $
* Last modified by: $Author: mario.arias $
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
* Contacting the authors:
* Mario Arias: mario.arias@deri.org
* Javier D. Fernandez: jfergar@infor.uva.es
* Miguel A. Martinez-Prieto: migumar2@infor.uva.es
* Alejandro Andres: fuzzy.alej@gmail.com
*/
package org.rdfhdt.hdt.util.io;
import java.io.IOException;
import java.io.InputStream;
import java.nio.ByteBuffer;
/**
* @author mario.arias
*
*/
public class ByteBufferInputStream extends InputStream {
ByteBuffer buf;
public ByteBufferInputStream(ByteBuffer buf) {
this.buf = buf;
}
@Override
public synchronized int read() throws IOException {
if (!buf.hasRemaining()) {
return -1;
}
return buf.get();
}
@Override
public synchronized int read(byte[] bytes, int off, int len) throws IOException {
if (!buf.hasRemaining()) {
return -1;
}
// Read only what's left
len = Math.min(len, buf.remaining());
buf.get(bytes, off, len);
return len;
}
}