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

package omq.common.util.Serializers;

import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;

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

/**
 * Java serialize implementation. It uses the default java serialization.
 * 
 * @author Sergi Toda <sergi.toda@estudiants.urv.cat>
 * 
 */
public class JavaImp implements ISerializer {

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

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

        public Object deserializeObject(byte[] bytes) throws SerializerException {
                try {
                        ByteArrayInputStream input = new ByteArrayInputStream(bytes);
                        ObjectInputStream objInput = new ObjectInputStream(input);

                        Object obj = objInput.readObject();

                        objInput.close();
                        input.close();

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

}