/**
* OpenAtlasForAndroid Project
* The MIT License (MIT) Copyright (OpenAtlasForAndroid) 2015 Bunny Blue,achellies
* <p>
* Permission is hereby granted, free of charge, to any person obtaining a copy of this software
* and associated documentation files (the "Software"), to deal in the Software
* without restriction, including without limitation the rights to use, copy, modify,
* merge, publish, distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to the following conditions:
* <p>
* The above copyright notice and this permission notice shall be included in all copies
* or substantial portions of the Software.
* <p>
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
* INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
* PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE
* FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
* @author BunnyBlue
**/
package com.openatlas.util;
import java.util.HashMap;
import java.util.Map;
import java.util.concurrent.locks.ReentrantReadWriteLock;
public class BundleLock {
static Map<String, ReentrantReadWriteLock> bundleIdentifierMap;
static {
bundleIdentifierMap = new HashMap<String, ReentrantReadWriteLock>();
}
public static void WriteLock(String location) {
ReentrantReadWriteLock reentrantReadWriteLock;
synchronized (bundleIdentifierMap) {
reentrantReadWriteLock = bundleIdentifierMap.get(location);
if (reentrantReadWriteLock == null) {
reentrantReadWriteLock = new ReentrantReadWriteLock();
bundleIdentifierMap.put(location, reentrantReadWriteLock);
}
}
reentrantReadWriteLock.writeLock().lock();
}
public static void WriteUnLock(String location) {
synchronized (bundleIdentifierMap) {
ReentrantReadWriteLock reentrantReadWriteLock = bundleIdentifierMap.get(location);
if (reentrantReadWriteLock == null) {
return;
}
reentrantReadWriteLock.writeLock().unlock();
}
}
public static void ReadLock(String location) {
ReentrantReadWriteLock reentrantReadWriteLock;
synchronized (bundleIdentifierMap) {
reentrantReadWriteLock = bundleIdentifierMap.get(location);
if (reentrantReadWriteLock == null) {
reentrantReadWriteLock = new ReentrantReadWriteLock();
bundleIdentifierMap.put(location, reentrantReadWriteLock);
}
}
reentrantReadWriteLock.readLock().lock();
}
public static void ReadUnLock(String location) {
synchronized (bundleIdentifierMap) {
ReentrantReadWriteLock reentrantReadWriteLock = bundleIdentifierMap.get(location);
if (reentrantReadWriteLock == null) {
return;
}
reentrantReadWriteLock.readLock().unlock();
}
}
}