Here you can find the source of printElapsedSeconds(long start)
public static void printElapsedSeconds(long start)
//package com.java2s; /**/* w w w .ja va 2s .c om*/ * Copyright 2011 Taggart Spilman * * 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. */ import java.text.NumberFormat; public class Main { public static void printElapsedSeconds(long start) { long stop = System.currentTimeMillis(); double difference = (stop - start); double seconds = difference / 1000; NumberFormat format = NumberFormat.getNumberInstance(); String beautified = format.format(seconds); System.out.println(beautified + " seconds"); } }