com.jjlharrison.jollyday.impl.JapaneseHolidayManager.java Source code

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Here is the source code for com.jjlharrison.jollyday.impl.JapaneseHolidayManager.java

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/**
 * Copyright 2010 Sven Diedrichsen
 *
 * 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.
 */
package com.jjlharrison.jollyday.impl;

import java.util.HashSet;
import java.util.Set;

import org.joda.time.LocalDate;

import com.jjlharrison.jollyday.Holiday;
import com.jjlharrison.jollyday.holidaytype.LocalizedHolidayType;

/**
 * <p>
 * JapaneseHolidayManager class.
 * </p>
 *
 * @author Sven
 * @version $Id: $
 */
public class JapaneseHolidayManager extends DefaultHolidayManager {

    /**
     * The properties key for japanese bridging holidays.
     */
    private static final String BRIDGING_HOLIDAY_PROPERTIES_KEY = "BRIDGING_HOLIDAY";

    /**
     * {@inheritDoc}
     *
     * Implements the rule which requests if two holidays have one non holiday
     * between each other than this day is also a holiday.
     */
    @Override
    public Set<Holiday> getHolidays(int year, final String... args) {
        Set<Holiday> holidays = super.getHolidays(year, args);
        Set<Holiday> additionalHolidays = new HashSet<Holiday>();
        for (Holiday d : holidays) {
            LocalDate twoDaysLater = d.getDate().plusDays(2);
            if (calendarUtil.contains(holidays, twoDaysLater)) {
                LocalDate bridgingDate = twoDaysLater.minusDays(1);
                additionalHolidays.add(new Holiday(bridgingDate, BRIDGING_HOLIDAY_PROPERTIES_KEY,
                        LocalizedHolidayType.OFFICIAL_HOLIDAY));
            }
        }
        holidays.addAll(additionalHolidays);
        return holidays;
    }

}