Here you can find the source of getDateFromOffset(Date prevDate, int offset)
public static String getDateFromOffset(Date prevDate, int offset)
//package com.java2s; /*//from www . j av a 2 s . c o m Copyright 2015-2016 the original author or authors. <p> 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 <p> http://www.apache.org/licenses/LICENSE-2.0 <p> 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. <p> <p> Generated on 30-Oct-16 01:14 */ import java.text.SimpleDateFormat; import java.util.Calendar; import java.util.Date; public class Main { public static String getDateFromOffset(Date prevDate, int offset) { Date dt = new Date(); SimpleDateFormat dateFormat = new SimpleDateFormat("dd-MM-yyyy"); Calendar c = Calendar.getInstance(); c.setTime(prevDate); c.add(Calendar.DATE, offset); return dateFormat.format(c.getTime()); } /** * The class gets date from the host and converts it to the specified format * * @return the date expected that has been converted */ public String getDateFromOffset(int offset) { Date dt = new Date(); SimpleDateFormat dateFormat = new SimpleDateFormat("dd-MM-yyyy"); Calendar c = Calendar.getInstance(); c.setTime(dt); c.add(Calendar.DATE, offset); return dateFormat.format(c.getTime()); } }