com.qubole.rubix.spi.fop.Poolable Maven / Gradle / Ivy
/**
* Copyright (c) 2019. Qubole Inc
* 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. See accompanying LICENSE file.
*
*
* NOTICE: THIS FILE HAS BEEN MODIFIED BY Qubole Inc UNDER COMPLIANCE WITH THE APACHE 2.0 LICENCE FROM THE ORIGINAL WORK
* OF https://github.com/DanielYWoo/fast-object-pool.
*/
package com.qubole.rubix.spi.fop;
/**
* @author Daniel
* AutoCloseable.close() is not idemponent, so don't close it multiple times!
*/
public class Poolable
implements AutoCloseable
{
private T object;
private ObjectPool pool;
private String host;
private long lastAccessTs;
public Poolable(T t, ObjectPool pool, String host)
{
this.object = t;
this.pool = pool;
this.host = host;
this.lastAccessTs = System.currentTimeMillis();
}
public T getObject()
{
return object;
}
public ObjectPool getPool()
{
return pool;
}
public String getHost()
{
return host;
}
public void returnObject()
{
pool.returnObject(this);
}
public long getLastAccessTs()
{
return lastAccessTs;
}
public void setLastAccessTs(long lastAccessTs)
{
this.lastAccessTs = lastAccessTs;
}
public void destroy()
{
this.object = null;
this.pool = null;
this.host = null;
}
/**
* This method is not idemponent, don't call it twice, which will return the object twice to the pool and cause severe problems.
*/
@Override
public void close()
{
this.returnObject();
}
}