Here you can find the source of roundSec(int sec)
private static int roundSec(int sec)
//package com.java2s; /**//from w w w .j a va2s. c om * Copyright (C) 2013 Arman Gal * * 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. */ public class Main { private static int STEP = 20; private static int roundSec(int sec) { for (int i = 0; i * STEP < 60; i++) { if (sec >= i && sec < STEP * (i + 1)) { sec = i * STEP; break; } } return sec; } }