1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/src/net/fortuna/ical4j/model/property/Version.java Tue Feb 10 18:12:00 2015 +0100
1.3 @@ -0,0 +1,198 @@
1.4 +/**
1.5 + * Copyright (c) 2012, Ben Fortuna
1.6 + * All rights reserved.
1.7 + *
1.8 + * Redistribution and use in source and binary forms, with or without
1.9 + * modification, are permitted provided that the following conditions
1.10 + * are met:
1.11 + *
1.12 + * o Redistributions of source code must retain the above copyright
1.13 + * notice, this list of conditions and the following disclaimer.
1.14 + *
1.15 + * o Redistributions in binary form must reproduce the above copyright
1.16 + * notice, this list of conditions and the following disclaimer in the
1.17 + * documentation and/or other materials provided with the distribution.
1.18 + *
1.19 + * o Neither the name of Ben Fortuna nor the names of any other contributors
1.20 + * may be used to endorse or promote products derived from this software
1.21 + * without specific prior written permission.
1.22 + *
1.23 + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
1.24 + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
1.25 + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
1.26 + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
1.27 + * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
1.28 + * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
1.29 + * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
1.30 + * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
1.31 + * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
1.32 + * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
1.33 + * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
1.34 + */
1.35 +package net.fortuna.ical4j.model.property;
1.36 +
1.37 +import net.fortuna.ical4j.model.ParameterList;
1.38 +import net.fortuna.ical4j.model.Property;
1.39 +import net.fortuna.ical4j.model.PropertyFactoryImpl;
1.40 +import net.fortuna.ical4j.model.ValidationException;
1.41 +
1.42 +/**
1.43 + * $Id$
1.44 + *
1.45 + * Created: [Apr 6, 2004]
1.46 + *
1.47 + * Defines a VERSION iCalendar property. When creating a new calendar you should always add a version property with
1.48 + * value "2.0". There is actually a constant defined in the Version class for this. e.g:
1.49 + * <code> Calendar calendar = new Calendar();</code>
1.50 + * <code> calendar.getProperties().add(Version.VERSION_2_0);</code>
1.51 + * @author Ben Fortuna
1.52 + */
1.53 +public class Version extends Property {
1.54 +
1.55 + private static final long serialVersionUID = 8872508067309087704L;
1.56 +
1.57 + /**
1.58 + * iCalendar version 2.0.
1.59 + */
1.60 + public static final Version VERSION_2_0 = new ImmutableVersion("2.0");
1.61 +
1.62 + /**
1.63 + * @author Ben Fortuna An immutable instance of Version.
1.64 + */
1.65 + private static final class ImmutableVersion extends Version {
1.66 +
1.67 + private static final long serialVersionUID = -5040679357859594835L;
1.68 +
1.69 + private ImmutableVersion(final String value) {
1.70 + super(new ParameterList(true), value);
1.71 + }
1.72 +
1.73 + public void setValue(final String aValue) {
1.74 + throw new UnsupportedOperationException(
1.75 + "Cannot modify constant instances");
1.76 + }
1.77 +
1.78 + public void setMaxVersion(final String maxVersion) {
1.79 + throw new UnsupportedOperationException(
1.80 + "Cannot modify constant instances");
1.81 + }
1.82 +
1.83 + public void setMinVersion(final String minVersion) {
1.84 + throw new UnsupportedOperationException(
1.85 + "Cannot modify constant instances");
1.86 + }
1.87 + }
1.88 +
1.89 + private String minVersion;
1.90 +
1.91 + private String maxVersion;
1.92 +
1.93 + /**
1.94 + * Default constructor.
1.95 + */
1.96 + public Version() {
1.97 + super(VERSION, PropertyFactoryImpl.getInstance());
1.98 + }
1.99 +
1.100 + /**
1.101 + * @param aList a list of parameters for this component
1.102 + * @param aValue a value string for this component
1.103 + */
1.104 + public Version(final ParameterList aList, final String aValue) {
1.105 + super(VERSION, aList, PropertyFactoryImpl.getInstance());
1.106 + if (aValue.indexOf(';') >= 0) {
1.107 + this.minVersion = aValue.substring(0, aValue.indexOf(';') - 1);
1.108 + this.maxVersion = aValue.substring(aValue.indexOf(';'));
1.109 + }
1.110 + else {
1.111 + this.maxVersion = aValue;
1.112 + }
1.113 + }
1.114 +
1.115 + /**
1.116 + * @param minVersion a string representation of the minimum version
1.117 + * @param maxVersion a string representation of the maximum version
1.118 + */
1.119 + public Version(final String minVersion, final String maxVersion) {
1.120 + super(VERSION, PropertyFactoryImpl.getInstance());
1.121 + this.minVersion = minVersion;
1.122 + this.maxVersion = maxVersion;
1.123 + }
1.124 +
1.125 + /**
1.126 + * @param aList a list of parameters for this component
1.127 + * @param aVersion1 a string representation of the minimum version
1.128 + * @param aVersion2 a string representation of the maximum version
1.129 + */
1.130 + public Version(final ParameterList aList, final String aVersion1,
1.131 + final String aVersion2) {
1.132 + super(VERSION, aList, PropertyFactoryImpl.getInstance());
1.133 + minVersion = aVersion1;
1.134 + maxVersion = aVersion2;
1.135 + }
1.136 +
1.137 + /**
1.138 + * @return Returns the maxVersion.
1.139 + */
1.140 + public final String getMaxVersion() {
1.141 + return maxVersion;
1.142 + }
1.143 +
1.144 + /**
1.145 + * @return Returns the minVersion.
1.146 + */
1.147 + public final String getMinVersion() {
1.148 + return minVersion;
1.149 + }
1.150 +
1.151 + /**
1.152 + * {@inheritDoc}
1.153 + */
1.154 + public void setValue(final String aValue) {
1.155 + if (aValue.indexOf(';') >= 0) {
1.156 + this.minVersion = aValue.substring(0, aValue.indexOf(';') - 1);
1.157 + this.maxVersion = aValue.substring(aValue.indexOf(';'));
1.158 + }
1.159 + else {
1.160 + this.maxVersion = aValue;
1.161 + }
1.162 + }
1.163 +
1.164 + /**
1.165 + * {@inheritDoc}
1.166 + */
1.167 + public final String getValue() {
1.168 + final StringBuffer b = new StringBuffer();
1.169 + if (getMinVersion() != null) {
1.170 + b.append(getMinVersion());
1.171 + if (getMaxVersion() != null) {
1.172 + b.append(';');
1.173 + }
1.174 + }
1.175 + if (getMaxVersion() != null) {
1.176 + b.append(getMaxVersion());
1.177 + }
1.178 + return b.toString();
1.179 + }
1.180 +
1.181 + /**
1.182 + * @param maxVersion The maxVersion to set.
1.183 + */
1.184 + public void setMaxVersion(final String maxVersion) {
1.185 + this.maxVersion = maxVersion;
1.186 + }
1.187 +
1.188 + /**
1.189 + * @param minVersion The minVersion to set.
1.190 + */
1.191 + public void setMinVersion(final String minVersion) {
1.192 + this.minVersion = minVersion;
1.193 + }
1.194 +
1.195 + /**
1.196 + * {@inheritDoc}
1.197 + */
1.198 + public final void validate() throws ValidationException {
1.199 + // TODO: Auto-generated method stub
1.200 + }
1.201 +}
