Here you can find the source of leapYearAdjustment(int year, int month)
private static int leapYearAdjustment(int year, int month)
//package com.java2s; /*//ww w . j a va 2 s . c o m * 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. */ public class Main { private static int leapYearAdjustment(int year, int month) { return ((isLeapYear(year) && (month) >= 2) ? 1 : 0); } private static boolean isLeapYear(int year) { return year % 4 == 0 && year % 100 != 0; } }