pull/330/head
AriaLyy
7 years ago
parent
0959e7c67c
commit
3386b14dfc
@ -1,89 +0,0 @@ |
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/* |
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* Copyright (C) 2016 AriaLyy(https://github.com/AriaLyy/Aria)
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* |
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* Licensed under the Apache License, Version 2.0 (the "License"); |
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* you may not use this file except in compliance with the License. |
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* You may obtain a copy of the License at |
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* |
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* http://www.apache.org/licenses/LICENSE-2.0
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* |
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* Unless required by applicable law or agreed to in writing, software |
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* distributed under the License is distributed on an "AS IS" BASIS, |
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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* See the License for the specific language governing permissions and |
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* limitations under the License. |
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*/ |
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package com.arialyy.aria.core.scheduler; |
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import com.arialyy.aria.core.AriaManager; |
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import com.arialyy.aria.core.queue.DownloadGroupTaskQueue; |
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import com.arialyy.aria.core.queue.DownloadTaskQueue; |
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import java.util.Iterator; |
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import java.util.LinkedHashMap; |
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import java.util.Map; |
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/** |
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* Created by Aria.Lao on 2017/7/13. |
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* 下载任务和队列的映射表 |
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*/ |
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public class DQueueMapping { |
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public static final int QUEUE_TYPE_DOWNLOAD = 0xa1; |
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public static final int QUEUE_TYPE_DOWNLOAD_GROUP = 0xa2; |
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public static final int QUEUE_NONE = 0xab2; |
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private LinkedHashMap<String, Integer> types = new LinkedHashMap<>(); |
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private static volatile DQueueMapping instance = null; |
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private DQueueMapping() { |
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} |
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public static DQueueMapping getInstance() { |
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if (instance == null) { |
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synchronized (AriaManager.LOCK) { |
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instance = new DQueueMapping(); |
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} |
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} |
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return instance; |
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} |
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/** |
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* map中增加类型 |
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* |
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* @param key 任务的key |
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* @param type {@link #QUEUE_TYPE_DOWNLOAD}、{@link #QUEUE_TYPE_DOWNLOAD} |
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*/ |
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public void addType(String key, int type) { |
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types.put(key, type); |
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} |
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/** |
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* @param key 任务的key |
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*/ |
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public void removeType(String key) { |
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types.remove(key); |
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} |
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/** |
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* 获取下一个任务类型 |
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* |
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* @return {@link #QUEUE_TYPE_DOWNLOAD}、{@link #QUEUE_TYPE_DOWNLOAD} |
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*/ |
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public int nextType() { |
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Iterator<Map.Entry<String, Integer>> iter = types.entrySet().iterator(); |
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if (iter.hasNext()) { |
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Map.Entry<String, Integer> next = iter.next(); |
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int type = next.getValue(); |
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iter.remove(); |
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return type; |
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} |
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return QUEUE_NONE; |
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} |
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public boolean canStart() { |
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return DownloadTaskQueue.getInstance().getCurrentExePoolNum() |
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+ DownloadGroupTaskQueue.getInstance().getCurrentExePoolNum() >= AriaManager.getInstance( |
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AriaManager.APP).getDownloadConfig().getMaxTaskNum(); |
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} |
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} |
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