/*

  * 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.giraph.writable.kryo.serializers;

 import java.util.Arrays;

 import java.util.List;

 import com.esotericsoftware.kryo.Kryo;

 import com.esotericsoftware.kryo.Serializer;

 import com.esotericsoftware.kryo.io.Input;

 import com.esotericsoftware.kryo.io.Output;

 /**

  * Special serializer for Arrays.asList() as they can not be

  * deserialized in a standard way.

  *

  * https://groups.google.com/forum/#!msg/kryo-users/2lXTCEOSxA0/gLzIZRtaNCUJ

  */

 public class ArraysAsListSerializer extends Serializer<List> {

   @Override

   public void write(Kryo kryo, Output output, List object) {

     kryo.writeObject(output, object.toArray(new Object[object.size()]));

   }

   @Override

   public List read(Kryo kryo, Input input, Class<List> type) {

     return Arrays.asList(kryo.readObject(input, Object[].class));

   }

 }