Commit 12bd4df6 authored by Yoann Pigné's avatar Yoann Pigné

Add a java Sender with not dependences not even to gs-core

parent 86595602
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/*
* Copyright 2006 - 2012
* Stefan Balev <stefan.balev@graphstream-project.org>
* Julien Baudry <julien.baudry@graphstream-project.org>
* Antoine Dutot <antoine.dutot@graphstream-project.org>
* Yoann Pigné <yoann.pigne@graphstream-project.org>
* Guilhelm Savin <guilhelm.savin@graphstream-project.org>
*
* GraphStream is a library whose purpose is to handle static or dynamic
* graph, create them from scratch, file or any source and display them.
*
* This program is free software distributed under the terms of two licenses, the
* CeCILL-C license that fits European law, and the GNU Lesser General Public
* License. You can use, modify and/ or redistribute the software under the terms
* of the CeCILL-C license as circulated by CEA, CNRS and INRIA at the following
* URL <http://www.cecill.info> or under the terms of the GNU LGPL as published by
* the Free Software Foundation, either version 3 of the License, or (at your
* option) any later version.
*
* This program 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 program. If not, see <http://www.gnu.org/licenses/>.
*
* The fact that you are presently reading this means that you have had
* knowledge of the CeCILL-C and LGPL licenses and that you accept their terms.
*/
package org.netstream.packing;
/**
*
* @file Base64Packer.java
* @date Dec 14, 2011
*
* @author Yoann Pigné
*
*/
import java.nio.ByteBuffer;
public class Base64Packer extends NetStreamPacker {
/* (non-Javadoc)
* @see org.graphstream.stream.netstream.packing.NetStreamPacker#packMessage(java.nio.ByteBuffer, int, int)
*/
@Override
public ByteBuffer packMessage(ByteBuffer buffer, int startIndex,
int endIndex) {
String encoded = Base64.encodeBytes(buffer.array(),startIndex,endIndex-startIndex);
return ByteBuffer.wrap(encoded.getBytes());
}
/* (non-Javadoc)
* @see org.graphstream.stream.netstream.packing.NetStreamPacker#packMessageSize(int)
*/
@Override
public ByteBuffer packMessageSize(int capacity) {
ByteBuffer sizeBuffer = ByteBuffer.allocate(4);
sizeBuffer.putInt(capacity);
String encoded = Base64.encodeBytes(sizeBuffer.array());
return ByteBuffer.wrap(encoded.getBytes());
}
}
/*
* Copyright 2006 - 2012
* Stefan Balev <stefan.balev@graphstream-project.org>
* Julien Baudry <julien.baudry@graphstream-project.org>
* Antoine Dutot <antoine.dutot@graphstream-project.org>
* Yoann Pigné <yoann.pigne@graphstream-project.org>
* Guilhelm Savin <guilhelm.savin@graphstream-project.org>
*
* GraphStream is a library whose purpose is to handle static or dynamic
* graph, create them from scratch, file or any source and display them.
*
* This program is free software distributed under the terms of two licenses, the
* CeCILL-C license that fits European law, and the GNU Lesser General Public
* License. You can use, modify and/ or redistribute the software under the terms
* of the CeCILL-C license as circulated by CEA, CNRS and INRIA at the following
* URL <http://www.cecill.info> or under the terms of the GNU LGPL as published by
* the Free Software Foundation, either version 3 of the License, or (at your
* option) any later version.
*
* This program 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 program. If not, see <http://www.gnu.org/licenses/>.
*
* The fact that you are presently reading this means that you have had
* knowledge of the CeCILL-C and LGPL licenses and that you accept their terms.
*/
package org.netstream.packing;
import java.nio.ByteBuffer;
/**
*
*/
public abstract class NetStreamPacker {
/**
* Pack the given ByteBuffer from startIndex to endIdex
* @param buffer The buffer to pack/encode
* @param startIndex the index at which the encoding starts in the buffer
* @param endIndex the index at which the encoding stops
* @return a ByteBuffer that is the packed version of the input one. It may not have the same size.
*/
public abstract ByteBuffer packMessage(ByteBuffer buffer, int startIndex, int endIndex);
/**
* Pack the given ByteBuffer form its position to its capacity.
* @param buffer The buffer to pack/encode
* @return a ByteBuffer that is the packed version of the input one. It may not have the same size.
*/
public ByteBuffer packMessage(ByteBuffer buffer){
return this.packMessage(buffer, 0, buffer.capacity());
}
/**
* @param capacity
* @return
*/
public abstract ByteBuffer packMessageSize(int capacity) ;
}
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