Java tutorial
//package com.java2s; //License from project: Apache License import java.util.Calendar; import java.util.Date; public class Main { /** * Determines the Date "date" adjusted by the number of hours passed in. * A Negative int will go back a few hours. This always uses the current * date/ time as opposed to the getDateAdjustedByDays() method below which * uses the passed in Date argument as the base to use. * @param hrs Number of hours to adjust by * @return Returns a date object */ public static Date getDateAdjustedByHours(int hrs) { Calendar cal = Calendar.getInstance(); cal.add(Calendar.HOUR_OF_DAY, hrs); return cal.getTime(); } }