third-party/atomix/utils/src/main/java/io/atomix/utils/concurrent/BlockingAwareThreadPoolContextFactory.java

   1 /*
   2  * Copyright 2017-present Open Networking Foundation
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  * http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16 package io.atomix.utils.concurrent;
  17
  18 import org.slf4j.Logger;
  19
  20 import java.util.concurrent.Executors;
  21 import java.util.concurrent.ScheduledExecutorService;
  22 import java.util.concurrent.ThreadFactory;
  23
  24 import static io.atomix.utils.concurrent.Threads.namedThreads;
  25
  26 /**
  27  * Thread pool context factory.
  28  */
  29 public class BlockingAwareThreadPoolContextFactory implements ThreadContextFactory {
  30   private final ScheduledExecutorService executor;
  31
  32   public BlockingAwareThreadPoolContextFactory(String name, int threadPoolSize, Logger logger) {
  33     this(threadPoolSize, namedThreads(name, logger));
  34   }
  35
  36   public BlockingAwareThreadPoolContextFactory(int threadPoolSize, ThreadFactory threadFactory) {
  37     this(Executors.newScheduledThreadPool(threadPoolSize, threadFactory));
  38   }
  39
  40   public BlockingAwareThreadPoolContextFactory(ScheduledExecutorService executor) {
  41     this.executor = executor;
  42   }
  43
  44   @Override
  45   public ThreadContext createContext() {
  46     return new BlockingAwareThreadPoolContext(executor);
  47   }
  48
  49   @Override
  50   public void close() {
  51     executor.shutdownNow();
  52   }
  53 }