| /* |
| * 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.ignite.thread; |
| |
| import java.lang.Thread.UncaughtExceptionHandler; |
| import java.util.concurrent.BlockingQueue; |
| import java.util.concurrent.ExecutorService; |
| import java.util.concurrent.ThreadFactory; |
| import java.util.concurrent.ThreadPoolExecutor; |
| import java.util.concurrent.TimeUnit; |
| import org.apache.ignite.internal.managers.communication.GridIoPolicy; |
| |
| /** |
| * An {@link ExecutorService} that executes submitted tasks using pooled grid threads. |
| */ |
| public class IgniteThreadPoolExecutor extends ThreadPoolExecutor { |
| /** |
| * Creates a new service with the given initial parameters. |
| * |
| * NOTE: There is a known bug. If 'corePoolSize' equals {@code 0}, |
| * then the pool will degrade to a single-threaded pool. |
| * |
| * @param threadNamePrefix Will be added at the beginning of all created threads. |
| * @param igniteInstanceName Must be the name of the grid. |
| * @param corePoolSize The number of threads to keep in the pool, even if they are idle. |
| * @param maxPoolSize The maximum number of threads to allow in the pool. |
| * @param keepAliveTime When the number of threads is greater than the core, this is the maximum time |
| * that excess idle threads will wait for new tasks before terminating. |
| * @param workQ The queue to use for holding tasks before they are executed. This queue will hold only |
| * runnable tasks submitted by the {@link #execute(Runnable)} method. |
| */ |
| public IgniteThreadPoolExecutor( |
| String threadNamePrefix, |
| String igniteInstanceName, |
| int corePoolSize, |
| int maxPoolSize, |
| long keepAliveTime, |
| BlockingQueue<Runnable> workQ) { |
| this(threadNamePrefix, |
| igniteInstanceName, |
| corePoolSize, |
| maxPoolSize, |
| keepAliveTime, |
| workQ, |
| GridIoPolicy.UNDEFINED, |
| null); |
| } |
| |
| /** |
| * Creates a new service with the given initial parameters. |
| * |
| * NOTE: There is a known bug. If 'corePoolSize' equals {@code 0}, |
| * then the pool will degrade to a single-threaded pool. |
| * |
| * @param threadNamePrefix Will be added at the beginning of all created threads. |
| * @param igniteInstanceName Must be the name of the grid. |
| * @param corePoolSize The number of threads to keep in the pool, even if they are idle. |
| * @param maxPoolSize The maximum number of threads to allow in the pool. |
| * @param keepAliveTime When the number of threads is greater than the core, this is the maximum time |
| * that excess idle threads will wait for new tasks before terminating. |
| * @param workQ The queue to use for holding tasks before they are executed. This queue will hold only |
| * runnable tasks submitted by the {@link #execute(Runnable)} method. |
| * @param plc {@link GridIoPolicy} for thread pool. |
| * @param eHnd Uncaught exception handler for thread pool. |
| */ |
| public IgniteThreadPoolExecutor( |
| String threadNamePrefix, |
| String igniteInstanceName, |
| int corePoolSize, |
| int maxPoolSize, |
| long keepAliveTime, |
| BlockingQueue<Runnable> workQ, |
| byte plc, |
| UncaughtExceptionHandler eHnd) { |
| super( |
| corePoolSize, |
| maxPoolSize, |
| keepAliveTime, |
| TimeUnit.MILLISECONDS, |
| workQ, |
| new IgniteThreadFactory(igniteInstanceName, threadNamePrefix, plc, eHnd) |
| ); |
| } |
| |
| /** |
| * Creates a new service with the given initial parameters. |
| * |
| * NOTE: There is a known bug. If 'corePoolSize' equals {@code 0}, |
| * then the pool will degrade to a single-threaded pool. |
| * * |
| * @param corePoolSize The number of threads to keep in the pool, even if they are idle. |
| * @param maxPoolSize The maximum number of threads to allow in the pool. |
| * @param keepAliveTime When the number of threads is greater than the core, this is the maximum time |
| * that excess idle threads will wait for new tasks before terminating. |
| * @param workQ The queue to use for holding tasks before they are executed. This queue will hold only the |
| * runnable tasks submitted by the {@link #execute(Runnable)} method. |
| * @param threadFactory Thread factory. |
| */ |
| public IgniteThreadPoolExecutor( |
| int corePoolSize, |
| int maxPoolSize, |
| long keepAliveTime, |
| BlockingQueue<Runnable> workQ, |
| ThreadFactory threadFactory) { |
| super( |
| corePoolSize, |
| maxPoolSize, |
| keepAliveTime, |
| TimeUnit.MILLISECONDS, |
| workQ, |
| threadFactory, |
| new AbortPolicy() |
| ); |
| } |
| } |