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				| @ -0,0 +1,49 @@ | ||||
| /* | ||||
|  * Copyright (C) 2016 AriaLyy(https://github.com/AriaLyy/Aria)
 | ||||
|  * | ||||
|  * Licensed 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 com.arialyy.aria.core.group; | ||||
| 
 | ||||
| import java.util.concurrent.ExecutorService; | ||||
| import java.util.concurrent.SynchronousQueue; | ||||
| import java.util.concurrent.ThreadPoolExecutor; | ||||
| import java.util.concurrent.TimeUnit; | ||||
| 
 | ||||
| /** | ||||
|  * 子任务重试队列 | ||||
|  */ | ||||
| final class SimpleSubRetryQueue { | ||||
|   private volatile static SimpleSubRetryQueue INSTANCE = null; | ||||
|   private ExecutorService pool = new ThreadPoolExecutor(5, 100, | ||||
|       60L, TimeUnit.SECONDS, | ||||
|       new SynchronousQueue<Runnable>()); | ||||
| 
 | ||||
|   public synchronized static SimpleSubRetryQueue getInstance() { | ||||
|     if (INSTANCE == null) { | ||||
|       synchronized (SimpleSubRetryQueue.class) { | ||||
|         INSTANCE = new SimpleSubRetryQueue(); | ||||
|       } | ||||
|     } | ||||
| 
 | ||||
|     return INSTANCE; | ||||
|   } | ||||
| 
 | ||||
|   private SimpleSubRetryQueue() { | ||||
| 
 | ||||
|   } | ||||
| 
 | ||||
|   void offer(AbsSubDLoadUtil subDLoadUtil) { | ||||
|     pool.submit(subDLoadUtil.getLoader()); | ||||
|   } | ||||
| } | ||||
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