| /* |
| * 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.qpid.server.pool; |
| |
| import java.util.Map; |
| import java.util.concurrent.BlockingQueue; |
| import java.util.concurrent.ConcurrentHashMap; |
| import java.util.concurrent.Executors; |
| import java.util.concurrent.ThreadFactory; |
| import java.util.concurrent.ThreadPoolExecutor; |
| import java.util.concurrent.TimeUnit; |
| |
| import org.apache.qpid.bytebuffer.QpidByteBuffer; |
| |
| public class QpidByteBufferDisposingThreadPoolExecutor extends ThreadPoolExecutor |
| { |
| private final Map<Thread, QpidByteBuffer> _cachedBufferMap = new ConcurrentHashMap<>(); |
| |
| public QpidByteBufferDisposingThreadPoolExecutor(final int corePoolSize, |
| final int maximumPoolSize, |
| final long keepAliveTime, |
| final TimeUnit unit, |
| final BlockingQueue<Runnable> workQueue) |
| { |
| this(corePoolSize, maximumPoolSize, keepAliveTime, unit, workQueue, Executors.defaultThreadFactory()); |
| } |
| |
| public QpidByteBufferDisposingThreadPoolExecutor(final int corePoolSize, |
| final int maximumPoolSize, |
| final long keepAliveTime, |
| final TimeUnit unit, |
| final BlockingQueue<Runnable> workQueue, |
| final ThreadFactory factory) |
| { |
| super(corePoolSize, maximumPoolSize, keepAliveTime, unit, workQueue, factory); |
| } |
| |
| @Override |
| protected void afterExecute(final Runnable r, final Throwable t) |
| { |
| super.afterExecute(r, t); |
| final QpidByteBuffer cachedThreadLocalBuffer = QpidByteBuffer.getCachedThreadLocalBuffer(); |
| if (cachedThreadLocalBuffer != null) |
| { |
| _cachedBufferMap.put(Thread.currentThread(), cachedThreadLocalBuffer); |
| } |
| else |
| { |
| _cachedBufferMap.remove(Thread.currentThread()); |
| } |
| } |
| |
| @Override |
| protected void terminated() |
| { |
| super.terminated(); |
| for (QpidByteBuffer qpidByteBuffer : _cachedBufferMap.values()) |
| { |
| qpidByteBuffer.dispose(); |
| } |
| _cachedBufferMap.clear(); |
| } |
| } |