001    /**
002     *   GRANITE DATA SERVICES
003     *   Copyright (C) 2006-2013 GRANITE DATA SERVICES S.A.S.
004     *
005     *   This file is part of Granite Data Services.
006     *
007     *   Granite Data Services is free software; you can redistribute it and/or modify
008     *   it under the terms of the GNU Library General Public License as published by
009     *   the Free Software Foundation; either version 2 of the License, or (at your
010     *   option) any later version.
011     *
012     *   Granite Data Services is distributed in the hope that it will be useful, but
013     *   WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
014     *   FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public License
015     *   for more details.
016     *
017     *   You should have received a copy of the GNU Library General Public License
018     *   along with this library; if not, see <http://www.gnu.org/licenses/>.
019     */
020    package org.granite.client.messaging.codec;
021    
022    import java.io.IOException;
023    import java.io.InputStream;
024    import java.io.OutputStream;
025    
026    import org.granite.client.messaging.jmf.ClientSharedContext;
027    import org.granite.messaging.amf.AMF0Message;
028    import org.granite.messaging.jmf.JMFDeserializer;
029    import org.granite.messaging.jmf.JMFSerializer;
030    import org.granite.util.ContentType;
031    
032    /**
033     * @author Franck WOLFF
034     */
035    public class JMFAMF0MessagingCodec implements MessagingCodec<AMF0Message> {
036            
037            private final ClientSharedContext sharedContext;
038    
039            public JMFAMF0MessagingCodec(ClientSharedContext sharedContext) {
040                    this.sharedContext = sharedContext;
041            }
042    
043            @Override
044            public ClientType getClientType() {
045                    return ClientType.JAVA;
046            }
047    
048            @Override
049            public String getContentType() {
050                    return ContentType.JMF_AMF.mimeType();
051            }
052    
053            @Override
054            public void encode(AMF0Message message, OutputStream output) throws IOException {
055                    JMFSerializer serializer = new JMFSerializer(output, sharedContext);
056                    serializer.writeObject(message);
057            }
058    
059            @Override
060            public AMF0Message decode(InputStream input) throws IOException {
061                    JMFDeserializer deserializer = new JMFDeserializer(input, sharedContext);
062                    try {
063                            return (AMF0Message)deserializer.readObject();
064                    }
065                    catch (ClassNotFoundException e) {
066                            throw new IOException(e);
067                    }
068            }
069    }