• 儲存路徑包含包名的：使用context獲取；
• 儲存路徑不包含包名的：使用Environment獲取；

/**
     * 顯示儲存空間路徑
     * <br/>
     */
    private static void showStorageUrl(Context mContext) {
        LogUtil.myW("getCacheDir():" + mContext.getCacheDir().getAbsolutePath());
        LogUtil.myW("getFilesDir:" + mContext.getFilesDir
 
().getAbsolutePath());
        LogUtil.myW("getExternalCacheDir():" + mContext.getExternalCacheDir().getAbsolutePath());
        LogUtil.myW("getExternalFilesDir(null):" + mContext.getExternalFilesDir(null).getAbsolutePath());
        LogUtil.myW("getObbDir:" + mContext.getObbDir().getAbsolutePath());
 

        LogUtil.myW("Environment.getDataDirectory():" + Environment.getDataDirectory());
        LogUtil.myW("Environment.getDownloadCacheDirectory():" + Environment.getDownloadCacheDirectory());
        LogUtil.myW("Environment.getRootDirectory():" + Environment.getRootDirectory());
        LogUtil.myW
 
("Environment.getExternalStorageDirectory():" + Environment.getExternalStorageDirectory());
        LogUtil.myW("Environment.getExternalStorageState():" + Environment.getExternalStorageState());


//        日誌顯示：
//        W/caowj: getCacheDir():/data/data/com.jsfengling.qipai/cache
//        W/caowj: getFilesDir:/data/data/com.jsfengling.qipai/files
//        W/caowj: getExternalCacheDir():/storage/emulated/0/Android/data/com.jsfengling.qipai/cache
//        W/caowj: getExternalFilesDir(null):/storage/emulated/0/Android/data/com.jsfengling.qipai/files
//        W/caowj: getObbDir:/storage/emulated/0/Android/obb/com.jsfengling.qipai
//        W/caowj: Environment.getDataDirectory():/data
//        W/caowj: Environment.getDownloadCacheDirectory():/cache
//        W/caowj: Environment.getRootDirectory():/system
//        W/caowj: Environment.getExternalStorageDirectory():/storage/emulated/0
//        W/caowj: Environment.getExternalStorageState():mounted
}