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 *   Granite Data Services is free software; you can redistribute it and/or
008 *   modify it under the terms of the GNU Lesser General Public
009 *   License as published by the Free Software Foundation; either
010 *   version 2.1 of the License, or (at your option) any later version.
011 *
012 *   Granite Data Services is distributed in the hope that it will be useful,
013 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
014 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser
015 *   General Public License for more details.
016 *
017 *   You should have received a copy of the GNU Lesser General Public
018 *   License along with this library; if not, write to the Free Software
019 *   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
020 *   USA, or see <http://www.gnu.org/licenses/>.
021 */
022package org.granite.messaging.jmf.codec.std.impl;
023
024import java.io.IOException;
025import java.io.OutputStream;
026import java.util.Date;
027
028import org.granite.messaging.jmf.DumpContext;
029import org.granite.messaging.jmf.InputContext;
030import org.granite.messaging.jmf.OutputContext;
031import org.granite.messaging.jmf.codec.std.DateCodec;
032
033/**
034 * @author Franck WOLFF
035 */
036public class DateCodecImpl extends AbstractStandardCodec<Date> implements DateCodec {
037
038        public int getObjectType() {
039                return JMF_DATE;
040        }
041
042        public Class<?> getObjectClass() {
043                return Date.class;
044        }
045
046        public void encode(OutputContext ctx, Date v) throws IOException {
047                final OutputStream os = ctx.getOutputStream();
048                
049                os.write(JMF_DATE);
050                
051                long t = v.getTime();
052                
053                os.write((int)(t >> 56));
054                os.write((int)(t >> 48));
055                os.write((int)(t >> 40));
056                os.write((int)(t >> 32));
057                os.write((int)(t >> 24));
058                os.write((int)(t >> 16));
059                os.write((int)(t >> 8));
060                os.write((int)t);
061        }
062
063        public Date decode(InputContext ctx, int parameterizedJmfType) throws IOException {
064                int jmfType = ctx.getSharedContext().getCodecRegistry().extractJmfType(parameterizedJmfType);
065                
066                if (jmfType != JMF_DATE)
067                        throw newBadTypeJMFEncodingException(jmfType, parameterizedJmfType);
068                
069                long t = ((long)ctx.safeRead()) << 56;
070                t |= ((long)ctx.safeRead()) << 48;
071                t |= ((long)ctx.safeRead()) << 40;
072                t |= ((long)ctx.safeRead()) << 32;
073                t |= ((long)ctx.safeRead()) << 24;
074                t |= ((long)ctx.safeRead()) << 16;
075                t |= ((long)ctx.safeRead()) << 8;
076                t |= ctx.safeRead();
077                return new Date(t);
078        }
079        
080        public void dump(DumpContext ctx, int parameterizedJmfType) throws IOException {
081                int jmfType = ctx.getSharedContext().getCodecRegistry().extractJmfType(parameterizedJmfType);
082                
083                switch (jmfType) {
084                case JMF_DATE:
085                        ctx.indentPrintLn(Date.class.getName() + ": " + decode(ctx, parameterizedJmfType));
086                        break;
087                default:
088                        throw newBadTypeJMFEncodingException(jmfType, parameterizedJmfType);
089                }
090        }
091}