Android Open Source - android-utils Data Clean Manager

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The source code is released under:
Apache License
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Java Source Code

/**
 * Copyright 2014 Zhenguo Jin/*from w w  w .j a  v  a 2s. com*/
 *
 * 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.util;

import java.io.File;

import android.content.Context;
import android.os.Environment;

/**
 * ??????????????
 * ?????????/??????????????sharedPreference???files????????
 *
 * @author jingle1267@163.com
 */
public class DataCleanManager {

    /**
     * ?????????(/data/data/com.xxx.xxx/cache)
     *
     * @param context ???
     */
    public static void cleanInternalCache(Context context) {
        deleteFilesByDirectory(context.getCacheDir());
    }

    /**
     * ????????????(/data/data/com.xxx.xxx/databases)
     *
     * @param context ???
     */
    public static void cleanDatabases(Context context) {
        deleteFilesByDirectory(new File(context.getFilesDir().getPath()
                + context.getPackageName() + "/databases"));
    }

    /**
     * ?????SharedPreference(/data/data/com.xxx.xxx/shared_prefs)
     *
     * @param context ???
     */
    public static void cleanSharedPreference(Context context) {
        deleteFilesByDirectory(new File(context.getFilesDir().getPath()
                + context.getPackageName() + "/shared_prefs"));
    }

    /**
     * ???????????????
     *
     * @param context ???
     * @param dbName ?????????
     */
    public static void cleanDatabaseByName(Context context, String dbName) {
        context.deleteDatabase(dbName);
    }

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

    /**
     * ????cache????(/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());
        }
    }

    /**
     * ???????????????????????????????????????????
     *
     * @param filePath ????
     */
    public static void cleanCustomCache(String filePath) {
        deleteFilesByDirectory(new File(filePath));
    }

    /**
     * ????????????
     *
     * @param context ???
     * @param filePath ????
     */
    public static void cleanApplicationData(Context context, String... filePath) {
        cleanInternalCache(context);
        cleanExternalCache(context);
        cleanDatabases(context);
        cleanSharedPreference(context);
        cleanFiles(context);
        for (String fp : filePath) {
            cleanCustomCache(fp);
        }
    }

    /**
     * ???? ????????????????????????directory???????????????
     *
     * @param directory ???File??
     */
    private static void deleteFilesByDirectory(File directory) {
        if (directory != null && directory.exists() && directory.isDirectory()) {
            for (File item : directory.listFiles()) {
                item.delete();
            }
        }
    }
}
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