Here you can find the source of adjustTime(Date date, int hour, int minute, int second)
public static Date adjustTime(Date date, int hour, int minute, int second)
//package com.java2s; /*//from ww w. j a v a2 s . c o m * JEF - Copyright 2009-2010 Jiyi (mr.jiyi@gmail.com) * * 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.util.Calendar; import java.util.Date; public class Main { public static Date adjustTime(Date date, int hour, int minute, int second) { Calendar c = Calendar.getInstance(); c.setTime(date); c.add(Calendar.HOUR, hour); c.add(Calendar.MINUTE, minute); c.add(Calendar.SECOND, second); return c.getTime(); } }