001    /**
002     *   GRANITE DATA SERVICES
003     *   Copyright (C) 2006-2013 GRANITE DATA SERVICES S.A.S.
004     *
005     *   This file is part of the Granite Data Services Platform.
006     *
007     *                               ***
008     *
009     *   Community License: GPL 3.0
010     *
011     *   This file is free software: you can redistribute it and/or modify
012     *   it under the terms of the GNU General Public License as published
013     *   by the Free Software Foundation, either version 3 of the License,
014     *   or (at your option) any later version.
015     *
016     *   This file is distributed in the hope that it will be useful, but
017     *   WITHOUT ANY WARRANTY; without even the implied warranty of
018     *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
019     *   GNU General Public License for more details.
020     *
021     *   You should have received a copy of the GNU General Public License
022     *   along with this program. If not, see <http://www.gnu.org/licenses/>.
023     *
024     *                               ***
025     *
026     *   Available Commercial License: GraniteDS SLA 1.0
027     *
028     *   This is the appropriate option if you are creating proprietary
029     *   applications and you are not prepared to distribute and share the
030     *   source code of your application under the GPL v3 license.
031     *
032     *   Please visit http://www.granitedataservices.com/license for more
033     *   details.
034     */
035    package org.granite.gravity.udp;
036    
037    import java.io.IOException;
038    import java.net.InetSocketAddress;
039    
040    import org.granite.gravity.AbstractChannel;
041    
042    /**
043     * @author Franck WOLFF
044     */
045    public abstract class AbstractUdpChannel implements UdpChannel {
046            
047        protected UdpChannelFactory channelFactory = null;
048        protected AbstractChannel gravityChannel = null;
049            protected InetSocketAddress address = null;
050            
051            public AbstractUdpChannel(UdpChannelFactory channelFactory, AbstractChannel gravityChannel, InetSocketAddress address) {
052                    if (channelFactory == null || gravityChannel == null)
053                            throw new NullPointerException();
054                    
055                    this.channelFactory = channelFactory;
056                    this.gravityChannel = gravityChannel;
057                    this.address = address;
058            }
059    
060            public AbstractChannel getGravityChannel() {
061                    return gravityChannel;
062            }
063    
064            public int write(byte[] data) throws IOException {
065                    return write(data, 0, data.length);
066            }
067    
068            public void close() {
069                    channelFactory = null;
070                    gravityChannel = null;
071                    address = null;
072            }
073    }