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