Here you can find the source of seconds(long timeInMillis)
public static long seconds(long timeInMillis)
//package com.java2s; /**//from w ww . ja va 2 s . c o m * Copyright (C) 2013-2014 the original author or authors. * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, * any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/> */ import java.util.concurrent.TimeUnit; public class Main { public static long seconds(long timeInMillis) { return TimeUnit.MILLISECONDS.toSeconds(timeInMillis); } }