com.newlandframework.rpc.serialize.hessian.HessianSerializePool.java Source code

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Here is the source code for com.newlandframework.rpc.serialize.hessian.HessianSerializePool.java

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/**
 * Copyright (C) 2016 Newland Group Holding Limited
 * <p>
 * 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
 * <p>
 * http://www.apache.org/licenses/LICENSE-2.0
 * <p>
 * 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.newlandframework.rpc.serialize.hessian;

import org.apache.commons.pool2.impl.GenericObjectPool;
import org.apache.commons.pool2.impl.GenericObjectPoolConfig;

/**
 * @author tangjie<https://github.com/tang-jie>
 * @filename:HessianSerializePool.java
 * @description:HessianSerializePool?
 * @blogs http://www.cnblogs.com/jietang/
 * @since 2016/10/7
 */
public class HessianSerializePool {

    private GenericObjectPool<HessianSerialize> hessianPool;
    volatile private static HessianSerializePool poolFactory = null;

    private HessianSerializePool() {
        hessianPool = new GenericObjectPool<HessianSerialize>(new HessianSerializeFactory());
    }

    public static HessianSerializePool getHessianPoolInstance() {
        if (poolFactory == null) {
            synchronized (HessianSerializePool.class) {
                if (poolFactory == null) {
                    poolFactory = new HessianSerializePool();
                }
            }
        }
        return poolFactory;
    }

    public HessianSerializePool(final int maxTotal, final int minIdle, final long maxWaitMillis,
            final long minEvictableIdleTimeMillis) {
        hessianPool = new GenericObjectPool<HessianSerialize>(new HessianSerializeFactory());

        GenericObjectPoolConfig config = new GenericObjectPoolConfig();

        config.setMaxTotal(maxTotal);
        config.setMinIdle(minIdle);
        config.setMaxWaitMillis(maxWaitMillis);
        config.setMinEvictableIdleTimeMillis(minEvictableIdleTimeMillis);

        hessianPool.setConfig(config);
    }

    public HessianSerialize borrow() {
        try {
            return getHessianPool().borrowObject();
        } catch (final Exception ex) {
            ex.printStackTrace();
            return null;
        }
    }

    public void restore(final HessianSerialize object) {
        getHessianPool().returnObject(object);
    }

    public GenericObjectPool<HessianSerialize> getHessianPool() {
        return hessianPool;
    }
}