Here you can find the source of calendarFor(int day, int month, int year)
private static Calendar calendarFor(int day, int month, int year)
//package com.java2s; /*/* w w w . j a va 2s. c om*/ * Licensed to The Apereo Foundation under one or more contributor license * agreements. See the NOTICE file distributed with this work for * additional information regarding copyright ownership. * * The Apereo Foundation 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.util.Calendar; import java.util.Locale; public class Main { private static Calendar calendarFor(int day, int month, int year) { Calendar cal = Calendar.getInstance(Locale.US); cal.set(calculateActualYear(month, year), (month < 0 ? (12 + (month % 12)) : month % 12), day); return (cal); } public static int calculateActualYear(int month, int year) { return (year + (month < 0 ? (month / 12) - 1 : month >= 12 ? (month / 12) : 0)); } }