Получение пути к флешке Android

StorageHelper.java

String sdCardPath = null;

		if (storageState.equals(Environment.MEDIA_MOUNTED)) {
			sdCardPath = Environment.getExternalStorageDirectory().getAbsolutePath();
		} else {
			List<String> possiblePaths = new ArrayList<String>();
			possiblePaths.add("/storage/sdcard1 "); //!< Motorola Xoom
			possiblePaths.add("/storage/extsdcard "); //!< Samsung SGS3
			possiblePaths.add("/storage/sdcard0/external_sdcard");  // user request
			possiblePaths.add("/mnt/extsdcard");
			possiblePaths.add("/mnt/sdcard/external_sd");  //!< Samsung galaxy family
			possiblePaths.add("/mnt/external_sd");
			possiblePaths.add("/mnt/media_rw/sdcard1");  //!< 4.4.2 on CyanogenMod S3
			possiblePaths.add("/removable/microsd"); //!< Asus transformer prime
			possiblePaths.add("/mnt/emmc");
			possiblePaths.add("/storage/external_SD"); //!< LG
			possiblePaths.add("/storage/ext_sd"); //!< HTC One Max
			possiblePaths.add("/storage/removable/sdcard1");  //!< Sony Xperia Z1
			possiblePaths.add("/data/sdext");
			possiblePaths.add("/data/sdext2");
			possiblePaths.add("/data/sdext3");
			possiblePaths.add("/data/sdext4");

			for (String path : possiblePaths) {
				File f = new File(path);
				if (f.isDirectory() && f.canWrite()) {
					sdCardPath = f.getAbsolutePath();
					break;
				}
			}

			if (sdCardPath == null) {
				// читаем файл /proc/mounts
				try {
					File mountFile = new File("/proc/mounts");
					if(mountFile.exists()){
						Scanner scanner = new Scanner(mountFile);
						while (scanner.hasNext()) {
							String line = scanner.nextLine();

							if (line.startsWith("/dev/block/vold/")) {
								String[] lineElements = line.split(" ");
								String element = lineElements[1];

								sdCardPath = element;
							}
						}
						scanner.close();
					}
				} catch (Exception e) {
					Log.e(TAG, "Ошибка при сканировании директории", e);
				}
			}
		}

		if (sdCardPath == null) {
			sdCardPath = App.getContext().getFilesDir().getAbsolutePath();
		}

		Log.i(TAG, "sdcard path is: " + sdCardPath);

		return sdCardPath;