bingoogolapple

public class ExtUtil {
	private ExtUtil() {
	}

	public static boolean isVideo(String filePath) {
		String ext = filePath.toLowerCase();
		return ext.endsWith(".mp4") || ext.endsWith(".avi") || ext.endsWith(".wmv") || ext.endsWith(".rmvb") || ext.endsWith(".mpg") || ext.endsWith(".mpeg") || ext.endsWith(".3gp");
	}

	public static boolean isImage(String filePath) {

bingoogolapple

public class MediaScanner {
	private static String AUDIO_PATH = MediaStore.Audio.AudioColumns.DATA;
	private static String AUDIO_DISPLAYHNAME = MediaStore.Audio.AudioColumns.DISPLAY_NAME;
	private static String AUDIO_COLUMN_STRS[] = { AUDIO_PATH, AUDIO_DISPLAYHNAME };

	private static String VIDEO_PATH = MediaStore.Video.VideoColumns.DATA;
	private static String VIDEO_DISPLAYHNAME = MediaStore.Video.VideoColumns.DISPLAY_NAME;
	private static String VIDEO_COLUMN_STRS[] = { VIDEO_PATH, VIDEO_DISPLAYHNAME };

	private static String IMAGE_PATH = MediaStore.Images.ImageColumns.DATA;

bingoogolapple

public class ByteUtil {
	private ByteUtil() {
	}

	public static byte[] intToBytes(int number) {
		return new byte[] { (byte) ((number >> 24) & 0xFF), (byte) ((number >> 16) & 0xFF), (byte) ((number >> 8) & 0xFF), (byte) (number & 0xFF) };
	}

	public static int bytesToInt(byte[] bytes) {
		return bytes[3] & 0xFF | (bytes[2] & 0xFF) << 8 | (bytes[1] & 0xFF) << 16 | (bytes[0] & 0xFF) << 24;

bingoogolapple

public class StorageUtil {

	private StorageUtil() {
	}

	public static Context mContext;

	public static void init(Context context) {
		mContext = context;
	}

bingoogolapple

public class IntentUtil {
	private IntentUtil() {
	}

	public static Intent openFile(String filePath) {
		if (ExtUtil.isAudio(filePath)) {
			return getAudioFileIntent(filePath);
		} else if (ExtUtil.isVideo(filePath)) {
			return getVideoFileIntent(filePath);
		} else if (ExtUtil.isImage(filePath)) {

bingoogolapple

public class ExtUtil {
	private ExtUtil() {
	}

	public static boolean isVideo(String filePath) {
		String ext = filePath.toLowerCase();
		return ext.endsWith(".mp4") || ext.endsWith(".avi") || ext.endsWith(".wmv") || ext.endsWith(".rmvb") || ext.endsWith(".mpg") || ext.endsWith(".mpeg") || ext.endsWith(".3gp");
	}

	public static boolean isImage(String filePath) {