Here you can find the source of truncateMillisecond(Date date)
public static long truncateMillisecond(Date date)
//package com.java2s; /*/* ww w. j a va2 s.c om*/ * Copyright [2011] [C.H Li http://code.google.com/p/idocbox-common/] * Licensed to the Chunhui Li(C.H Li) under one or more contributor license agreements. * See the NOTICE file distributed with this work for additional information * regarding copyright ownership. * * C.H Li licenses this file to You 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.ParseException; import java.text.SimpleDateFormat; import java.util.Date; public class Main { public static long truncateMillisecond(Date date) { SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss"); String dateStr = sdf.format(date); Date finalDate = null; try { finalDate = sdf.parse(dateStr); } catch (ParseException e) { e.printStackTrace(); } return finalDate.getTime(); } }