/*
* Copyright 2014 NAVER Corp.
*
* Licensed 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 com.navercorp.pinpoint.thrift.io;
/**
* @author emeroad
* @author jaehong.kim
* - change to generic type
*/
public class ThreadLocalHeaderTBaseSerializerFactory<E> implements SerializerFactory<E> {
private final ThreadLocal<E> cache = new ThreadLocal<E>() {
@Override
protected E initialValue() {
return factory.createSerializer();
}
};
private final SerializerFactory<E> factory;
public ThreadLocalHeaderTBaseSerializerFactory(SerializerFactory<E> factory) {
if (factory == null) {
throw new NullPointerException("factory must not be null");
}
this.factory = factory;
}
@Override
public E createSerializer() {
return cache.get();
}
}