/**
*
*/
package com.reignite.codec;
import java.io.BufferedInputStream;
import java.io.DataInputStream;
import java.io.InputStream;
import java.io.OutputStream;
import java.util.Map;
import com.reignite.codec.amf.AMFMessageDeserializer;
import com.reignite.codec.amf.AMFMessageSerializer;
import com.reignite.codec.amf.DeserializeWorker;
import com.reignite.codec.amf.SerializeWorker;
import com.reignite.logging.LogWriter;
import com.reignite.messaging.MessagingAliasRegistry;
import com.reignite.messaging.MessagingProxyRegistry;
import com.reignite.messaging.amf.AMFMessage;
/**
* This file is part of r-amf.
*
* r-amf is free software: you can redistribute it and/or modify it under the
* terms of the GNU General Public License as published by the Free Software
* Foundation, either version 3 of the License.
*
* r-amf 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License along with
* r-amf. If not, see <http://www.gnu.org/licenses/>.
*
* Created by Surrey Hughes of Reignite Pty Ltd <http://www.reignite.com.au>
* Locates serializer and deserializer by inspecting the input stream to
* determine the version of amf being used.
*
* @author Surrey
*
*/
public class CodecLocatorImpl implements CodecLocator {
private Map<Integer, Class<SerializeWorker>> serializeWorkers;
private Map<Integer, Class<DeserializeWorker>> deserializeWorkers;
private MessagingProxyRegistry proxyRegistry;
private MessagingAliasRegistry aliasRegistry;
/**
* @see com.reignite.codec.CodecLocator#locateDeserializer(java.io.InputStream)
*/
@Override
public MessageDeserializer locateDeserializer(InputStream in) {
MessageDeserializer deserializer = null;
try {
DataInputStream di = new DataInputStream(new BufferedInputStream(in));
di.mark(3);
int version = di.readUnsignedShort();
di.reset();
Class<DeserializeWorker> workerClass = deserializeWorkers.get(version);
DeserializeWorker worker = workerClass.newInstance();
worker.setInputStream(di);
worker.setAliasRegistry(aliasRegistry);
worker.setProxyRegistry(proxyRegistry);
deserializer = new AMFMessageDeserializer(worker);
} catch (Exception e) {
LogWriter.error(getClass(), "Failed to create deserializer: " + e, e);
}
return deserializer;
}
/**
* @see com.reignite.codec.CodecLocator#locateSerializer(java.io.OutputStream,
* com.reignite.messaging.amf.AMFMessage)
*/
@Override
public MessageSerializer locateSerializer(OutputStream out, AMFMessage outMessage) {
MessageSerializer serializer = null;
try {
Class<SerializeWorker> workerClass = serializeWorkers.get(outMessage.getVersion());
SerializeWorker worker = workerClass.newInstance();
worker.setOutputStream(out);
worker.setAliasRegistry(aliasRegistry);
worker.setProxyRegistry(proxyRegistry);
serializer = new AMFMessageSerializer(worker);
} catch (Exception e) {
LogWriter.error(getClass(), "Failed to create serializer: " + e, e);
}
return serializer;
}
/**
* @return the serializeWorkers
*/
public Map<Integer, Class<SerializeWorker>> getSerializeWorkers() {
return serializeWorkers;
}
/**
* @param serializeWorkers
* the serializeWorkers to set
*/
public void setSerializeWorkers(Map<Integer, Class<SerializeWorker>> serializeWorkers) {
this.serializeWorkers = serializeWorkers;
}
/**
* @return the deserializeWorkers
*/
public Map<Integer, Class<DeserializeWorker>> getDeserializeWorkers() {
return deserializeWorkers;
}
/**
* @param deserializeWorkers
* the deserializeWorkers to set
*/
public void setDeserializeWorkers(Map<Integer, Class<DeserializeWorker>> deserializeWorkers) {
this.deserializeWorkers = deserializeWorkers;
}
/**
* @return the proxyRegistry
*/
public MessagingProxyRegistry getProxyRegistry() {
return proxyRegistry;
}
/**
* @param proxyRegistry
* the proxyRegistry to set
*/
public void setProxyRegistry(MessagingProxyRegistry proxyRegistry) {
this.proxyRegistry = proxyRegistry;
}
/**
* @return the aliasRegistry
*/
public MessagingAliasRegistry getAliasRegistry() {
return aliasRegistry;
}
/**
* @param aliasRegistry
* the aliasRegistry to set
*/
public void setAliasRegistry(MessagingAliasRegistry aliasRegistry) {
this.aliasRegistry = aliasRegistry;
}
}