Here you can find the source of getTimeInSeconds(Calendar t)
public static long getTimeInSeconds(Calendar t)
//package com.java2s; /***************************************************************************** * * Blue Star, a Java Port of .//from w w w. java 2s .com * Last Modified : 3/20/2006 * * License: * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. * * 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 General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. * *****************************************************************************/ import java.util.Calendar; public class Main { public static long getTimeInSeconds(Calendar t) { return t.getTimeInMillis() / 1000; } }