001package biweekly.io.scribe.property;
002
003import java.util.ArrayList;
004import java.util.Date;
005import java.util.List;
006
007import biweekly.ICalDataType;
008import biweekly.Warning;
009import biweekly.io.CannotParseException;
010import biweekly.io.json.JCalValue;
011import biweekly.io.xml.XCalElement;
012import biweekly.parameter.ICalParameters;
013import biweekly.property.ExceptionDates;
014
015/*
016 Copyright (c) 2013, Michael Angstadt
017 All rights reserved.
018
019 Redistribution and use in source and binary forms, with or without
020 modification, are permitted provided that the following conditions are met: 
021
022 1. Redistributions of source code must retain the above copyright notice, this
023 list of conditions and the following disclaimer. 
024 2. Redistributions in binary form must reproduce the above copyright notice,
025 this list of conditions and the following disclaimer in the documentation
026 and/or other materials provided with the distribution. 
027
028 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
029 ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
030 WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
031 DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
032 ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
033 (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
034 LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
035 ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
036 (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
037 SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
038 */
039
040/**
041 * Marshals {@link ExceptionDates} properties.
042 * @author Michael Angstadt
043 */
044public class ExceptionDatesScribe extends ListPropertyScribe<ExceptionDates, Date> {
045        public ExceptionDatesScribe() {
046                super(ExceptionDates.class, "EXDATE", ICalDataType.DATE_TIME);
047        }
048
049        @Override
050        protected ICalDataType _dataType(ExceptionDates property) {
051                return property.hasTime() ? ICalDataType.DATE_TIME : ICalDataType.DATE;
052        }
053
054        @Override
055        protected ExceptionDates newInstance(ICalDataType dataType, ICalParameters parameters) {
056                return new ExceptionDates(dataType != ICalDataType.DATE);
057        }
058
059        @Override
060        protected String writeValue(ExceptionDates property, Date value) {
061                return date(value).time(property.hasTime()).tzid(property.getParameters().getTimezoneId()).write();
062        }
063
064        @Override
065        protected Date readValue(String value, ICalDataType dataType, ICalParameters parameters, List<Warning> warnings) {
066                try {
067                        return date(value).tzid(parameters.getTimezoneId(), warnings).parse();
068                } catch (IllegalArgumentException e) {
069                        throw new CannotParseException(19);
070                }
071        }
072
073        @Override
074        protected void _writeXml(ExceptionDates property, XCalElement element) {
075                ICalDataType dataType = dataType(property);
076                for (Date value : property.getValues()) {
077                        String dateStr = date(value).time(property.hasTime()).tzid(property.getParameters().getTimezoneId()).extended(true).write();
078                        element.append(dataType, dateStr);
079                }
080        }
081
082        @Override
083        protected ExceptionDates _parseXml(XCalElement element, ICalParameters parameters, List<Warning> warnings) {
084                List<String> values = element.all(ICalDataType.DATE_TIME);
085                ICalDataType dataType = values.isEmpty() ? ICalDataType.DATE : ICalDataType.DATE_TIME;
086                values.addAll(element.all(ICalDataType.DATE));
087                if (values.isEmpty()) {
088                        throw missingXmlElements(ICalDataType.DATE_TIME, ICalDataType.DATE);
089                }
090
091                ExceptionDates prop = new ExceptionDates(dataType == ICalDataType.DATE_TIME);
092                for (String value : values) {
093                        Date date = readValue(value, dataType, parameters, warnings);
094                        prop.addValue(date);
095                }
096                return prop;
097        }
098
099        @Override
100        protected JCalValue _writeJson(ExceptionDates property) {
101                List<Date> values = property.getValues();
102                if (values.isEmpty()) {
103                        return JCalValue.single("");
104                }
105
106                List<String> valuesStr = new ArrayList<String>();
107                for (Date value : values) {
108                        String dateStr = date(value).time(property.hasTime()).tzid(property.getParameters().getTimezoneId()).extended(true).write();
109                        valuesStr.add(dateStr);
110                }
111                return JCalValue.multi(valuesStr);
112        }
113
114        @Override
115        protected ExceptionDates _parseJson(JCalValue value, ICalDataType dataType, ICalParameters parameters, List<Warning> warnings) {
116                List<String> valueStrs = value.asMulti();
117
118                ExceptionDates prop = new ExceptionDates(dataType == ICalDataType.DATE_TIME);
119                for (String valueStr : valueStrs) {
120                        Date date = readValue(valueStr, dataType, parameters, warnings);
121                        prop.addValue(date);
122                }
123                return prop;
124        }
125}