/**
 * Copyright 2014 Zhenguo Jin
 *
 * 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.worthed.utils;

/*  * 
 * @描      述:  主要功能有清除内/外缓存，清除数据库，清除sharedPreference，清除files和清除自定义目录  
 * @作      者
 *
 */
import java.io.File;
import android.content.Context;
import android.os.Environment;

/**
 * 本应用数据清除管理器
 * 
 * @author jingle1267@163.com
 * 
 */
public class DataCleanManager {

	/**
	 * 清除本应用内部缓存(/data/data/com.xxx.xxx/cache)
	 * 
	 * @param context
	 */
	public static void cleanInternalCache(Context context) {
		deleteFilesByDirectory(context.getCacheDir());
	}

	/**
	 * 清除本应用所有数据库(/data/data/com.xxx.xxx/databases)
	 * 
	 * @param context
	 */
	public static void cleanDatabases(Context context) {
		deleteFilesByDirectory(new File("/data/data/"
				+ context.getPackageName() + "/databases"));
	}

	/**
	 * 清除本应用SharedPreference(/data/data/com.xxx.xxx/shared_prefs)
	 * 
	 * @param context
	 */
	public static void cleanSharedPreference(Context context) {
		deleteFilesByDirectory(new File("/data/data/"
				+ context.getPackageName() + "/shared_prefs"));
	}

	/**
	 * 按名字清除本应用数据库
	 * 
	 * @param context
	 * @param dbName
	 */
	public static void cleanDatabaseByName(Context context, String dbName) {
		context.deleteDatabase(dbName);
	}

	/**
	 * 清除/data/data/com.xxx.xxx/files下的内容
	 * 
	 * @param context
	 */
	public static void cleanFiles(Context context) {
		deleteFilesByDirectory(context.getFilesDir());
	}

	/**
	 * 清除外部cache下的内容(/mnt/sdcard/android/data/com.xxx.xxx/cache)
	 * 
	 * @param context
	 */
	public static void cleanExternalCache(Context context) {
		if (Environment.getExternalStorageState().equals(
				Environment.MEDIA_MOUNTED)) {
			deleteFilesByDirectory(context.getExternalCacheDir());
		}
	}

	/**
	 * 清除自定义路径下的文件，使用需小心，请不要误删。而且只支持目录下的文件删除
	 * 
	 * @param filePath
	 */
	public static void cleanCustomCache(String filePath) {
		deleteFilesByDirectory(new File(filePath));
	}

	/**
	 * 清除本应用所有的数据
	 * 
	 * @param context
	 * @param filepath
	 */
	public static void cleanApplicationData(Context context, String... filepath) {
		cleanInternalCache(context);
		cleanExternalCache(context);
		cleanDatabases(context);
		cleanSharedPreference(context);
		cleanFiles(context);
		for (String filePath : filepath) {
			cleanCustomCache(filePath);
		}
	}

	/**
	 * 删除方法 这里只会删除某个文件夹下的文件，如果传入的directory是个文件，将不做处理
	 * 
	 * @param directory
	 */
	private static void deleteFilesByDirectory(File directory) {
		if (directory != null && directory.exists() && directory.isDirectory()) {
			for (File item : directory.listFiles()) {
				item.delete();
			}
		}
	}
}
@@ -619,106 +619,8 @@
 s;%0A%0A
-/*  * %0A * @%E6%8F%8F      %E8%BF%B0:  %E4%B8%BB%E8%A6%81%E5%8A%9F%E8%83%BD%E6%9C%89%E6%B8%85%E9%99%A4%E5%86%85/%E5%A4%96%E7%BC%93%E5%AD%98%EF%BC%8C%E6%B8%85%E9%99%A4%E6%95%B0%E6%8D%AE%E5%BA%93%EF%BC%8C%E6%B8%85%E9%99%A4sharedPreference%EF%BC%8C%E6%B8%85%E9%99%A4files%E5%92%8C%E6%B8%85%E9%99%A4%E8%87%AA%E5%AE%9A%E4%B9%89%E7%9B%AE%E5%BD%95  %0A * @%E4%BD%9C      %E8%80%85%0A *%0A */%0A
 impo
@@ -762,42 +762,181 @@
  %0A *
-/%0Apublic class DataCleanManager %7B%0A
+ @description %E4%B8%BB%E8%A6%81%E5%8A%9F%E8%83%BD%E6%9C%89%E6%B8%85%E9%99%A4%E5%86%85/%E5%A4%96%E7%BC%93%E5%AD%98%EF%BC%8C%E6%B8%85%E9%99%A4%E6%95%B0%E6%8D%AE%E5%BA%93%EF%BC%8C%E6%B8%85%E9%99%A4sharedPreference%EF%BC%8C%E6%B8%85%E9%99%A4files%E5%92%8C%E6%B8%85%E9%99%A4%E8%87%AA%E5%AE%9A%E4%B9%89%E7%9B%AE%E5%BD%95  %0A */%0Apublic class DataCleanManager %7B%0A%0A%09private static final String INTERNAL_CACHE_DIR = %22/data/data/%22;%0A%09
 %0A%09/*
@@ -1288,37 +1288,42 @@
 ry(new File(
-%22/data/data/%22
+INTERNAL_CACHE_DIR
 %0A%09%09%09%09+ conte
@@ -1556,29 +1556,34 @@
 ew File(
-%22/data/data/%22
+INTERNAL_CACHE_DIR
 %0A%09%09%09%09+ c

Refactor DataCleanManager.