Java tutorial
/* * Copyright 2016 eneim@Eneim Labs, nam@ene.im * * 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 im.ene.lab.toro.sample.util; import android.os.Environment; import android.support.v4.util.TimeUtils; import java.io.File; import java.io.FileNotFoundException; import java.io.FilenameFilter; /** * Created by eneim on 2/3/16. */ public class Util { public static String timeStamp(long position, long duration) { StringBuilder posTime = new StringBuilder(); TimeUtils.formatDuration(position, posTime); StringBuilder durationTime = new StringBuilder(); TimeUtils.formatDuration(duration, durationTime); return posTime + " / " + durationTime.toString(); } public static File[] loadMovieFolder() throws FileNotFoundException { return Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_MOVIES) .listFiles(new FilenameFilter() { @Override public boolean accept(File dir, String filename) { return filename.endsWith(".mp4"); } }); } }