Here you can find the source of getEndMonth(Date sessionEnd, int year, int excessDays)
public static int getEndMonth(Date sessionEnd, int year, int excessDays)
//package com.java2s; /*/*w w w. j a va 2 s . 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.Date; import java.util.Locale; public class Main { public static int getEndMonth(Date sessionEnd, int year, int excessDays) { Calendar cal = Calendar.getInstance(Locale.US); cal.setTime(sessionEnd); cal.add(Calendar.DAY_OF_MONTH, +excessDays); int m = cal.get(Calendar.MONTH); if (cal.get(Calendar.YEAR) != year) m += (12 * (cal.get(Calendar.YEAR) - year)); return m; } }