[Java Source Code] Get Maximum Day in Month

/*
 *  Copyright 2009 Eko Kurniawan Khannedy
 *
 *  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.
 *  under the License.
 */
package echo.khannedy.sourcecode;

import java.util.Calendar;

/**
 *
 * @author Eko Kurniawan Khannedy
 */
public class GetMaximumDayInMonth {

    public static void main(String[] echo) {

        // year of date
        int year = 2009;
        // month of date
        int month = Calendar.OCTOBER;
        // set day to beginning
        int day = 1;

        // create calendar
        Calendar calendar = Calendar.getInstance();
        // set calendar date
        calendar.set(year, month, day);

        // get maximum day in month
        int maxDay = calendar.getActualMaximum(Calendar.DAY_OF_MONTH);

        // trace out
        System.out.println(maxDay);
    }
}