source: trunk/src/main/java/omq/common/util/Serializers/KryoImp.java

package omq.common.util.Serializers;

import java.io.ByteArrayOutputStream;

import omq.common.message.Request;
import omq.common.message.Response;
import omq.exception.SerializerException;
import omq.server.RemoteObject;

import com.esotericsoftware.kryo.Kryo;
import com.esotericsoftware.kryo.io.Input;
import com.esotericsoftware.kryo.io.Output;

/**
 * Kryo serializerimplementation. It uses the Kryo libraries.
 * 
 * @author Sergi Toda <sergi.toda@estudiants.urv.cat>
 * 
 */
public class KryoImp implements ISerializer {
        private final Kryo kryo = new Kryo();

        @Override
        public byte[] serialize(Object obj) throws SerializerException {
                try {
                        ByteArrayOutputStream stream = new ByteArrayOutputStream();
                        Output output = new Output(stream);
                        kryo.writeObject(output, obj);

                        output.flush();
                        output.close();

                        byte[] bArray = stream.toByteArray();

                        stream.flush();
                        stream.close();

                        return bArray;
                } catch (Exception e) {
                        throw new SerializerException("Serialize -> " + e.getMessage(), e);
                }
        }

        @Override
        public Request deserializeRequest(byte[] bytes, RemoteObject obj) throws SerializerException {
                return (Request) deserializeObject(bytes, Request.class);
        }

        @Override
        public Response deserializeResponse(byte[] bytes, Class<?> type) throws SerializerException {
                return (Response) deserializeObject(bytes, Response.class);
        }

        public Object deserializeObject(byte[] bytes, Class<?> type) throws SerializerException {
                try {
                        Input input = new Input(bytes);
                        Object obj = kryo.readObject(input, type);

                        input.close();
                        return obj;
                } catch (Exception e) {
                        throw new SerializerException("Deserialize -> " + e.getMessage(), e);
                }
        }

}