CustomUUIDSerializer.java

/*
 * $#
 * FOS Common
 *  
 * Copyright (C) 2013 Feedzai SA
 *  
 * This software is licensed under the Apache License, Version 2.0 (the "Apache License") or the GNU
 * Lesser General Public License version 3 (the "GPL License"). You may choose either license to govern
 * your use of this software only upon the condition that you accept all of the terms of either the Apache
 * License or the LGPL License.
 * 
 * You may obtain a copy of the Apache License and the LGPL License at:
 * 
 * http://www.apache.org/licenses/LICENSE-2.0.txt
 * http://www.gnu.org/licenses/lgpl-3.0.txt
 * 
 * Unless required by applicable law or agreed to in writing, software distributed under the Apache License
 * or the LGPL License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
 * either express or implied. See the Apache License and the LGPL License for the specific language governing
 * permissions and limitations under the Apache License and the LGPL License.
 * #$
 */
package com.feedzai.fos.common.kryo;

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

import java.util.UUID;

/**
 * Kryo does not suport UUID serialization out of the box,
 * so we had to roll our own
 *
 * @author Miguel Duarte (miguel.duarte@feedzai.com)
 */
public class CustomUUIDSerializer extends Serializer<UUID> {

    @Override
    public void write(Kryo kryo, Output output, UUID uuid) {
        output.writeLong(uuid.getMostSignificantBits(), false);
        output.writeLong(uuid.getLeastSignificantBits(), false);
    }

    @Override
    public UUID read(Kryo kryo, Input input, Class<UUID> uuidClass) {
        return new UUID(input.readLong(false),
                        input.readLong(false));
    }
}