Here you can find the source of hour()
public static int hour()
//package com.java2s; /*/*from w ww.j ava 2s.co m*/ * casmi * http://casmi.github.com/ * Copyright (C) 2011, Xcoo, Inc. * * casmi 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. * * This program 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 this program. If not, see <http://www.gnu.org/licenses/>. */ import java.util.Calendar; import java.util.GregorianCalendar; public class Main { /** * Returns the current hour as a value from 0 - 23. * * @return * The hour as a int value from 0 - 23. */ public static int hour() { return new GregorianCalendar().get(Calendar.HOUR_OF_DAY); } }