001/**
002 * Copyright 2005-2018 The Kuali Foundation
003 *
004 * Licensed under the Educational Community License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 * http://www.opensource.org/licenses/ecl2.php
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 */
016package org.kuali.rice.krad.web.bind;
017
018import org.kuali.rice.core.api.util.RiceKeyConstants;
019import org.kuali.rice.core.web.format.FormatException;
020
021import java.io.Serializable;
022import java.sql.Date;
023import java.text.ParseException;
024import java.util.Calendar;
025
026/**
027 * PropertyEditor converts between date display strings and <code>java.util.Calendar</code> objects using the
028 * <code>org.kuali.rice.core.api.datetime.DateTimeService</code>.
029 *
030 * @author Kuali Rice Team (rice.collab@kuali.org)
031 */
032public class UifCalendarEditor extends UifDateEditor implements Serializable {
033    private static final long serialVersionUID = 8123569337264797008L;
034
035    /**
036     * This overridden method uses the
037     * <code>org.kuali.rice.core.api.datetime.DateTimeService</code> to convert
038     * the calendar object to the display string.
039     */
040    @Override
041    public String getAsText() {
042        if (this.getValue() == null) {
043            return null;
044        }
045
046        if ("".equals(this.getValue())) {
047            return null;
048        }
049
050        return getDateTimeService().toDateString(new Date(((java.util.Calendar) this.getValue()).getTimeInMillis()));
051    }
052
053    /**
054     * Convert display text to <code>java.util.Calendar</code> object using the
055     * <code>org.kuali.rice.core.api.datetime.DateTimeService</code>.
056     *
057     * @param text the display text
058     * @return the <code>java.util.Calendar</code> object
059     * @throws IllegalArgumentException the illegal argument exception
060     */
061    protected Object convertToObject(String text) throws IllegalArgumentException {
062        try {
063            // Allow user to clear dates
064            if (text == null || text.equals("")) {
065                return null;
066            }
067
068            Date result = getDateTimeService().convertToSqlDate(text);
069            Calendar calendar = getDateTimeService().getCalendar(result);
070            calendar.setTime(result);
071
072            if (calendar.get(Calendar.YEAR) < 1000 && verbatimYear(text).length() < 4) {
073                throw new FormatException("illegal year format", RiceKeyConstants.ERROR_DATE, text);
074            }
075
076            return calendar;
077        } catch (ParseException e) {
078            throw new FormatException("parsing", RiceKeyConstants.ERROR_DATE, text, e);
079        }
080    }
081
082}