代码优化建议 #43
Description
`
//private static Map<String, ACache> mInstanceMap = Collections.synchronizedMap(new
HashMap<String, ACache>());
private static ACache instance = null;
/**
* 个人觉得没必要用map来缓存实例，一个就够用了
* @param cacheDir
* @param max_zise
* @param max_count
* @return
*/
public static ACache get(File cacheDir, long max_zise, int max_count) {
if (instance == null) {
synchronized (ACache.class) {
//ACache manager = mInstanceMap.get(cacheDir.getAbsoluteFile() + myPid());
if (instance == null) {
instance = new ACache(cacheDir, max_zise, max_count);
//mInstanceMap.put(cacheDir.getAbsolutePath() + myPid(), manager);
}
}
}
return instance;
}
/**
* hashCode发生碰撞怎么办，我建议用base64
* @param key
* @return
*/
private File newFile(String key) {
//return new File(cacheDir, key.hashCode() + "");
return new File(cacheDir, Base64.encodeToString(key.getBytes(), Base64.NO_WRAP) + "");
}
`
我改过的版本在这里:
https://github.com/moz1q1/WalleLibrary/tree/master/library_utils/src/main/java/org/wall/mo/utils/cache
你都不合并人家代码，我只能这样改了