Here you can find the source of format(long seconds)
public static String format(long seconds)
//package com.java2s; /**/*from w w w .j a v a2 s . c o m*/ * Copyright 2012 Kari Wilhelm * * This file is part of French Press Timer. * * French Press Timer 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, or * (at your option) any later version. * * French Press Timer 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 French Press Timer. If not, see <http://www.gnu.org/licenses/>. * */ public class Main { public static String format(long seconds) { long minutes = seconds / 60; long secs = seconds - (minutes * 60); String time = "" + minutes + ":"; if (secs < 10) { time += "0"; } time += secs; return time; } }