alluxio-master-2.x/core/common/src/main/java/alluxio/executor/ThreadPoolExecutorQueueType.java
/*
 * The Alluxio Open Foundation licenses this work under the Apache License, version 2.0
 * (the "License"). You may not use this work except in compliance with the License, which is
 * available at www.apache.org/licenses/LICENSE-2.0
 *
 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
 * either express or implied, as more fully set forth in the License.
 *
 * See the NOTICE file distributed with this work for information regarding copyright ownership.
 */

package alluxio.executor;

import java.util.concurrent.ArrayBlockingQueue;
import java.util.concurrent.LinkedBlockingQueue;

/**
 * Internal task queue type for ThreadPoolExecutor.
 */
public enum ThreadPoolExecutorQueueType {
  LINKED_BLOCKING_QUEUE,          /** {@link LinkedBlockingQueue}. **/
  LINKED_BLOCKING_QUEUE_WITH_CAP, /** {@link LinkedBlockingQueue}. **/
  ARRAY_BLOCKING_QUEUE,           /** {@link ArrayBlockingQueue}. **/
  SYNCHRONOUS_BLOCKING_QUEUE      /** {@link SynchronousQueue}. **/
}
