Here you can find the source of formatTime(long seconds)
public static String formatTime(long seconds)
//package com.java2s; //License from project: Apache License public class Main { public static String formatTime(long seconds) { String timeText = ""; seconds += 1L;// w w w .j av a 2 s. com if (seconds % (60 * 60 * 24 * 365) >= 0) { int timecalc = (int) Math.floor(seconds / (60 * 60 * 24 * 365)); seconds = seconds % (60 * 60 * 24 * 365); if (timecalc != 0) { if (timecalc == 1) { timeText += timecalc + " year,"; } else { timeText += timecalc + " years,"; } } } if (seconds % (30 * 24 * 60 * 60) >= 0) { int timecalc = (int) Math.floor(seconds / (30 * 24 * 60 * 60)); seconds = seconds % (30 * 24 * 60 * 60); if (timecalc != 0) { if (timecalc == 1) { timeText += " " + timecalc + " month,"; } else { timeText += " " + timecalc + " months,"; } } } if (seconds % (60 * 60 * 24 * 7) >= 0) { int timecalc = (int) Math.floor(seconds / (60 * 60 * 24 * 7)); seconds = seconds % (60 * 60 * 24 * 7); if (timecalc != 0) { if (timecalc == 1) { timeText += " " + timecalc + " week,"; } else { timeText += " " + timecalc + " weeks,"; } } } if (seconds % (60 * 60 * 24) >= 0) { int timecalc = (int) Math.floor(seconds / (60 * 60 * 24)); seconds = seconds % (60 * 60 * 24); if (timecalc != 0) { if (timecalc == 1) { timeText += " " + timecalc + " day,"; } else { timeText += " " + timecalc + " days,"; } } } if (seconds % (60 * 60) >= 0) { int timecalc = (int) Math.floor(seconds / (60 * 60)); seconds = seconds % (60 * 60); if (timecalc != 0) { if (timecalc == 1) { timeText += " " + timecalc + " hour,"; } else { timeText += " " + timecalc + " hours,"; } } } if (seconds % 60 >= 0) { int timecalc = (int) Math.floor(seconds / (60)); seconds = seconds % (60); if (timecalc != 0) { if (timecalc == 1) { timeText += " " + timecalc + " minute,"; } else { timeText += " " + timecalc + " minutes,"; } } } if (seconds > 0) { if (seconds == 1) { timeText += " " + seconds + " second,"; } else { timeText += " " + seconds + " seconds,"; } } if (timeText.length() > 0) { timeText = timeText.substring(0, timeText.length() - 1); int lastComma = timeText.lastIndexOf(","); if (lastComma != -1) { timeText = timeText.substring(1, lastComma) + " and " + timeText.substring(lastComma + 2, timeText.length()); } else { timeText = timeText.substring(1); } } else { timeText = "0 seconds"; } return timeText; } }