| /* |
| * 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.geode.distributed.internal; |
| |
| import static java.util.concurrent.TimeUnit.SECONDS; |
| |
| import java.util.concurrent.BlockingQueue; |
| import java.util.concurrent.ThreadFactory; |
| import java.util.concurrent.ThreadPoolExecutor; |
| |
| import org.apache.geode.annotations.VisibleForTesting; |
| import org.apache.geode.internal.monitoring.ThreadsMonitoring; |
| |
| /** |
| * This class is used for the DM's serial executor. The only thing it currently does is increment |
| * stats. |
| */ |
| public class SerialQueuedExecutorWithDMStats extends ThreadPoolExecutor { |
| |
| private final PoolStatHelper poolStatHelper; |
| private final ThreadsMonitoring threadsMonitoring; |
| |
| public SerialQueuedExecutorWithDMStats(BlockingQueue<Runnable> workQueue, |
| ThreadFactory threadFactory, PoolStatHelper poolStatHelper, |
| ThreadsMonitoring threadsMonitoring) { |
| super(1, 1, 60, SECONDS, workQueue, threadFactory, |
| new PooledExecutorWithDMStats.BlockHandler()); |
| |
| this.poolStatHelper = poolStatHelper; |
| this.threadsMonitoring = threadsMonitoring; |
| } |
| |
| @Override |
| protected void beforeExecute(Thread t, Runnable r) { |
| if (poolStatHelper != null) { |
| poolStatHelper.startJob(); |
| } |
| if (threadsMonitoring != null) { |
| threadsMonitoring.startMonitor(ThreadsMonitoring.Mode.SerialQueuedExecutor); |
| } |
| } |
| |
| @Override |
| protected void afterExecute(Runnable r, Throwable t) { |
| if (poolStatHelper != null) { |
| poolStatHelper.endJob(); |
| } |
| if (threadsMonitoring != null) { |
| threadsMonitoring.endMonitor(); |
| } |
| } |
| |
| @VisibleForTesting |
| public PoolStatHelper getPoolStatHelper() { |
| return poolStatHelper; |
| } |
| } |