pull/330/head
AriaLyy
7 years ago
parent
582f4e96f0
commit
ce36165e1d
@ -0,0 +1,85 @@ |
||||
/* |
||||
* 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; |
||||
|
||||
import android.util.Log; |
||||
import com.arialyy.aria.core.inf.AbsTask; |
||||
import com.arialyy.aria.util.CommonUtil; |
||||
import java.util.Iterator; |
||||
import java.util.Map; |
||||
import java.util.concurrent.ConcurrentHashMap; |
||||
|
||||
/** |
||||
* Created by Aria.Lao on 2017/9/1. |
||||
* 任务管理器 |
||||
*/ |
||||
public class TaskManager { |
||||
private static final String TAG = "TaskManager"; |
||||
private static volatile TaskManager INSTANCE = null; |
||||
private Map<String, AbsTask> map = new ConcurrentHashMap<>(); |
||||
|
||||
public TaskManager getInstance() { |
||||
if (INSTANCE == null) { |
||||
synchronized (AriaManager.LOCK) { |
||||
INSTANCE = new TaskManager(); |
||||
} |
||||
} |
||||
return INSTANCE; |
||||
} |
||||
|
||||
private TaskManager() { |
||||
|
||||
} |
||||
|
||||
/** |
||||
* 管理器添加任务 |
||||
* |
||||
* @param key 任务的key，下载为保存路径，任务组为任务组名，上传为文件上传路径 |
||||
* @param task 任务 |
||||
* @return {@code true}添加成功 |
||||
*/ |
||||
public boolean addTask(String key, AbsTask task) { |
||||
String hash = CommonUtil.keyToHashKey(key); |
||||
if (map.keySet().contains(hash)) { |
||||
Log.e(TAG, "任务【" + key + "】已存在"); |
||||
return false; |
||||
} |
||||
map.put(CommonUtil.keyToHashKey(key), task); |
||||
return true; |
||||
} |
||||
|
||||
/** |
||||
* 移除任务 |
||||
* |
||||
* @param key 任务的key，下载为保存路径，任务组为任务组名，上传为文件上传路径 |
||||
*/ |
||||
public void removeTask(String key) { |
||||
String hash = CommonUtil.keyToHashKey(key); |
||||
for (Iterator<Map.Entry<String, AbsTask>> iter = map.entrySet().iterator(); iter.hasNext(); ) { |
||||
Map.Entry<String, AbsTask> entry = iter.next(); |
||||
if (entry.getKey().equals(hash)) iter.remove(); |
||||
} |
||||
} |
||||
|
||||
/** |
||||
* 通过key获取任务 |
||||
* |
||||
* @return 入梅找不到任务，返回null，否则返回key对应的任务 |
||||
*/ |
||||
public AbsTask getTask(String key) { |
||||
return map.get(CommonUtil.keyToHashKey(key)); |
||||
} |
||||
} |
||||
Loading…
Reference in new issue