storm-client/src/jvm/org/apache/storm/serialization/SerializableSerializer.java

/**
 * Licensed to the Apache Software Foundation (ASF) under one or more contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.  The ASF licenses this file to you under the Apache License, Version
 * 2.0 (the "License"); you may not use this file except in compliance with the License.  You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions
 * and limitations under the License.
 */

package org.apache.storm.serialization;

import com.esotericsoftware.kryo.Kryo;
import com.esotericsoftware.kryo.Serializer;
import com.esotericsoftware.kryo.io.Input;
import com.esotericsoftware.kryo.io.Output;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;


public class SerializableSerializer extends Serializer<Object> {

    @Override
    public void write(Kryo kryo, Output output, Object object) {
        ByteArrayOutputStream bos = new ByteArrayOutputStream();
        try {
            ObjectOutputStream oos = new ObjectOutputStream(bos);
            oos.writeObject(object);
            oos.flush();
        } catch (IOException e) {
            throw new RuntimeException(e);
        }
        byte[] ser = bos.toByteArray();
        output.writeInt(ser.length);
        output.writeBytes(ser);
    }

    @Override
    public Object read(Kryo kryo, Input input, Class c) {
        int len = input.readInt();
        byte[] ser = new byte[len];
        input.readBytes(ser);
        ByteArrayInputStream bis = new ByteArrayInputStream(ser);
        try {
            ObjectInputStream ois = new ObjectInputStream(bis);
            return ois.readObject();
        } catch (Exception e) {
            throw new RuntimeException(e);
        }
    }
}