Here you can find the source of floatToTime(float aTimeDuration)
public static String floatToTime(float aTimeDuration)
//package com.java2s; /*/* w w w .ja va 2 s . c om*/ Copyright (c) 2012,2013 Mirco Attocchi This file is part of WebAppCommon. WebAppCommon is free software: you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version. WebAppCommon 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 Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with WebAppCommon. If not, see <http://www.gnu.org/licenses/>. */ public class Main { public static String floatToTime(float aTimeDuration) { long iPart = (long) aTimeDuration; double fPart = aTimeDuration - iPart; String hours = String.valueOf(iPart); String minutes = String.valueOf((long) (fPart * 60)); if (hours.length() == 1) { hours = "0" + hours; } if (minutes.length() == 1) { minutes = "0" + minutes; } return hours + ":" + minutes; } }