| /** |
| * 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 java.util.Map; |
| |
| import com.esotericsoftware.kryo.Kryo; |
| import com.esotericsoftware.kryo.Serializer; |
| |
| import org.apache.storm.Config; |
| |
| |
| public class DefaultKryoFactory implements IKryoFactory { |
| |
| @Override |
| @SuppressWarnings("rawtypes") |
| public Kryo getKryo(Map conf) { |
| KryoSerializableDefault k = new KryoSerializableDefault(); |
| k.setRegistrationRequired( |
| !((Boolean) conf.get(Config.TOPOLOGY_FALL_BACK_ON_JAVA_SERIALIZATION))); |
| k.setReferences(false); |
| return k; |
| } |
| |
| @Override |
| @SuppressWarnings("rawtypes") |
| public void preRegister(Kryo k, Map conf) { |
| } |
| |
| @SuppressWarnings("rawtypes") |
| public void postRegister(Kryo k, Map conf) { |
| ((KryoSerializableDefault) k).overrideDefault(true); |
| } |
| |
| @Override |
| @SuppressWarnings("rawtypes") |
| public void postDecorate(Kryo k, Map conf) { |
| } |
| |
| public static class KryoSerializableDefault extends Kryo { |
| private boolean override = false; |
| |
| public void overrideDefault(boolean value) { |
| override = value; |
| } |
| |
| @Override |
| @SuppressWarnings("rawtypes") // superclass doesn't use types |
| public Serializer getDefaultSerializer(Class type) { |
| if (override) { |
| return new SerializableSerializer(); |
| } else { |
| return super.getDefaultSerializer(type); |
| } |
| } |
| } |
| } |