de.jollyday.parser.impl.RelativeToFixedParser.java Source code

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Here is the source code for de.jollyday.parser.impl.RelativeToFixedParser.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 de.jollyday.parser.impl;

import java.util.Set;

import org.joda.time.LocalDate;

import de.jollyday.Holiday;
import de.jollyday.HolidayType;
import de.jollyday.config.Holidays;
import de.jollyday.config.RelativeToFixed;
import de.jollyday.config.When;
import de.jollyday.parser.AbstractHolidayParser;

/**
 * The Class RelativeToFixedParser.
 * 
 * @author tboven
 * @version $Id: $
 */
public class RelativeToFixedParser extends AbstractHolidayParser {

    /*
     * (non-Javadoc)
     * 
     * @see de.jollyday.parser.HolidayParser#parse(int, java.util.Set,
     * de.jollyday.config.Holidays)
     */
    /** {@inheritDoc} */
    @Override
    public void parse(int year, Set<Holiday> holidays, final Holidays config) {
        for (RelativeToFixed rf : config.getRelativeToFixed()) {
            if (!isValid(rf, year)) {
                continue;
            }
            LocalDate fixed = calendarUtil.create(year, rf.getDate());
            if (rf.getWeekday() != null) {
                // if weekday is set -> move to weekday
                int day = xmlUtil.getWeekday(rf.getWeekday());
                int direction = (rf.getWhen() == When.BEFORE ? -1 : 1);
                do {
                    fixed = fixed.plusDays(direction);
                } while (fixed.getDayOfWeek() != day);
            } else if (rf.getDays() != null) {
                // if number of days set -> move number of days
                fixed = fixed.plusDays(rf.getWhen() == When.BEFORE ? -rf.getDays() : rf.getDays());
            }
            HolidayType type = xmlUtil.getType(rf.getLocalizedType());
            holidays.add(new Holiday(fixed, rf.getDescriptionPropertiesKey(), type));
        }
    }

}