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    import java.util.HashMap;
026    
027    import org.granite.client.configuration.Configuration;
028    import org.granite.context.GraniteContext;
029    import org.granite.context.SimpleGraniteContext;
030    import org.granite.messaging.amf.AMF0Message;
031    import org.granite.messaging.amf.io.AMF0Deserializer;
032    import org.granite.messaging.amf.io.AMF0Serializer;
033    import org.granite.util.ContentType;
034    
035    /**
036     * @author Franck WOLFF
037     */
038    public class AMF0MessagingCodec implements MessagingCodec<AMF0Message> {
039    
040            private final Configuration config;
041            
042            public AMF0MessagingCodec(Configuration config) {
043                    this.config = config;
044            }
045    
046            @Override
047            public ClientType getClientType() {
048                    return config.getClientType();
049            }
050    
051            @Override
052            public String getContentType() {
053                    return ContentType.AMF.mimeType();
054            }
055    
056            @Override
057            public void encode(AMF0Message message, OutputStream output) throws IOException {
058                    SimpleGraniteContext.createThreadInstance(config.getGraniteConfig(), config.getServicesConfig(), new HashMap<String, Object>(0), getClientType().toString());
059                    try {
060                            AMF0Serializer serializer = new AMF0Serializer(output);
061                            serializer.serializeMessage(message);
062                    }
063                    finally {
064                            GraniteContext.release();
065                    }
066            }
067    
068            @Override
069            public AMF0Message decode(InputStream input) throws IOException {
070                    SimpleGraniteContext.createThreadInstance(config.getGraniteConfig(), config.getServicesConfig(), new HashMap<String, Object>(0), getClientType().toString());
071                    try {
072                            AMF0Deserializer deserializer = new AMF0Deserializer(input);
073                            return deserializer.getAMFMessage();
074                    }
075                    finally {
076                            GraniteContext.release();
077                    }
078            }
079    }