| /* |
| * 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.internal; |
| |
| import java.util.concurrent.ExecutorService; |
| import java.util.concurrent.RejectedExecutionHandler; |
| import java.util.concurrent.ThreadFactory; |
| import java.util.concurrent.ThreadPoolExecutor; |
| import java.util.concurrent.TimeUnit; |
| import org.apache.ignite.internal.util.typedef.internal.S; |
| import org.apache.ignite.mxbean.ThreadPoolMXBean; |
| |
| /** |
| * Adapter for {@link org.apache.ignite.mxbean.ThreadPoolMXBean} which delegates all method calls to the underlying |
| * {@link ExecutorService} instance. |
| */ |
| public class ThreadPoolMXBeanAdapter implements ThreadPoolMXBean { |
| /** */ |
| private final ExecutorService exec; |
| |
| /** |
| * Creates adapter. |
| * |
| * @param exec Executor service |
| */ |
| public ThreadPoolMXBeanAdapter(ExecutorService exec) { |
| assert exec != null; |
| |
| this.exec = exec; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public int getActiveCount() { |
| return exec instanceof ThreadPoolExecutor ? ((ThreadPoolExecutor)exec).getActiveCount() : -1; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public long getCompletedTaskCount() { |
| return exec instanceof ThreadPoolExecutor ? ((ThreadPoolExecutor)exec).getCompletedTaskCount() : -1; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public int getCorePoolSize() { |
| return exec instanceof ThreadPoolExecutor ? ((ThreadPoolExecutor)exec).getCorePoolSize() : -1; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public int getLargestPoolSize() { |
| return exec instanceof ThreadPoolExecutor ? ((ThreadPoolExecutor)exec).getLargestPoolSize() : -1; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public int getMaximumPoolSize() { |
| return exec instanceof ThreadPoolExecutor ? ((ThreadPoolExecutor)exec).getMaximumPoolSize() : -1; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public int getPoolSize() { |
| return exec instanceof ThreadPoolExecutor ? ((ThreadPoolExecutor)exec).getPoolSize() : -1; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public long getTaskCount() { |
| return exec instanceof ThreadPoolExecutor ? ((ThreadPoolExecutor)exec).getTaskCount() : -1; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public int getQueueSize() { |
| return exec instanceof ThreadPoolExecutor ? ((ThreadPoolExecutor)exec).getQueue().size() : -1; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public long getKeepAliveTime() { |
| return exec instanceof ThreadPoolExecutor ? |
| ((ThreadPoolExecutor)exec).getKeepAliveTime(TimeUnit.MILLISECONDS) : -1; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public boolean isShutdown() { |
| return exec.isShutdown(); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public boolean isTerminated() { |
| return exec.isTerminated(); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public boolean isTerminating() { |
| return exec instanceof ThreadPoolExecutor && ((ThreadPoolExecutor) exec).isTerminating(); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public String getRejectedExecutionHandlerClass() { |
| if (!(exec instanceof ThreadPoolExecutor)) |
| return ""; |
| |
| RejectedExecutionHandler hnd = ((ThreadPoolExecutor)exec).getRejectedExecutionHandler(); |
| |
| return hnd == null ? "" : hnd.getClass().getName(); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public String getThreadFactoryClass() { |
| if (!(exec instanceof ThreadPoolExecutor)) |
| return ""; |
| |
| ThreadFactory factory = ((ThreadPoolExecutor)exec).getThreadFactory(); |
| |
| return factory == null ? "" : factory.getClass().getName(); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public String toString() { |
| return S.toString(ThreadPoolMXBeanAdapter.class, this, super.toString()); |
| } |
| } |