001 package biweekly.property.marshaller;
002
003 import java.util.List;
004
005 import biweekly.ICalDataType;
006 import biweekly.Warning;
007 import biweekly.io.CannotParseException;
008 import biweekly.io.json.JCalValue;
009 import biweekly.io.xml.XCalElement;
010 import biweekly.parameter.ICalParameters;
011 import biweekly.property.DurationProperty;
012 import biweekly.util.Duration;
013
014 /*
015 Copyright (c) 2013, Michael Angstadt
016 All rights reserved.
017
018 Redistribution and use in source and binary forms, with or without
019 modification, are permitted provided that the following conditions are met:
020
021 1. Redistributions of source code must retain the above copyright notice, this
022 list of conditions and the following disclaimer.
023 2. Redistributions in binary form must reproduce the above copyright notice,
024 this list of conditions and the following disclaimer in the documentation
025 and/or other materials provided with the distribution.
026
027 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
028 ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
029 WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
030 DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
031 ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
032 (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
033 LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
034 ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
035 (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
036 SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
037 */
038
039 /**
040 * Marshals {@link DurationProperty} properties.
041 * @author Michael Angstadt
042 */
043 public class DurationPropertyMarshaller extends ICalPropertyMarshaller<DurationProperty> {
044 public DurationPropertyMarshaller() {
045 super(DurationProperty.class, "DURATION", ICalDataType.DURATION);
046 }
047
048 @Override
049 protected String _writeText(DurationProperty property) {
050 Duration duration = property.getValue();
051 if (duration != null) {
052 return duration.toString();
053 }
054
055 return "";
056 }
057
058 @Override
059 protected DurationProperty _parseText(String value, ICalDataType dataType, ICalParameters parameters, List<Warning> warnings) {
060 value = unescape(value);
061 return parse(value);
062 }
063
064 @Override
065 protected void _writeXml(DurationProperty property, XCalElement element) {
066 String durationStr = null;
067
068 Duration duration = property.getValue();
069 if (duration != null) {
070 durationStr = duration.toString();
071 }
072
073 element.append(dataType(property), durationStr);
074 }
075
076 @Override
077 protected DurationProperty _parseXml(XCalElement element, ICalParameters parameters, List<Warning> warnings) {
078 String value = element.first(defaultDataType);
079 if (value != null) {
080 return parse(value);
081 }
082
083 throw missingXmlElements(defaultDataType);
084 }
085
086 @Override
087 protected JCalValue _writeJson(DurationProperty property) {
088 Duration value = property.getValue();
089 if (value != null) {
090 return JCalValue.single(value.toString());
091 }
092
093 return JCalValue.single("");
094 }
095
096 @Override
097 protected DurationProperty _parseJson(JCalValue value, ICalDataType dataType, ICalParameters parameters, List<Warning> warnings) {
098 String valueStr = value.asSingle();
099 return parse(valueStr);
100 }
101
102 private DurationProperty parse(String value) {
103 if (value == null) {
104 return new DurationProperty(null);
105 }
106
107 try {
108 Duration duration = Duration.parse(value);
109 return new DurationProperty(duration);
110 } catch (IllegalArgumentException e) {
111 throw new CannotParseException(18);
112 }
113 }
114 }