blob: dc5585a1b805b57966c923e395c12b426aa8d8ec [file] [log] [blame]
/**
* 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);
}
}
}
}