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1 /** |
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2 * Copyright (c) 2012, Ben Fortuna |
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3 * All rights reserved. |
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4 * |
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5 * Redistribution and use in source and binary forms, with or without |
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6 * modification, are permitted provided that the following conditions |
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7 * are met: |
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8 * |
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9 * o Redistributions of source code must retain the above copyright |
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10 * notice, this list of conditions and the following disclaimer. |
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11 * |
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12 * o Redistributions in binary form must reproduce the above copyright |
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13 * notice, this list of conditions and the following disclaimer in the |
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14 * documentation and/or other materials provided with the distribution. |
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15 * |
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16 * o Neither the name of Ben Fortuna nor the names of any other contributors |
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17 * may be used to endorse or promote products derived from this software |
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18 * without specific prior written permission. |
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19 * |
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20 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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21 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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22 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
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23 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR |
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24 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
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25 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
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26 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
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27 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF |
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28 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING |
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29 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
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30 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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31 */ |
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32 package net.fortuna.ical4j.model.property; |
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33 |
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34 import net.fortuna.ical4j.model.ParameterList; |
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35 import net.fortuna.ical4j.model.Property; |
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36 import net.fortuna.ical4j.model.PropertyFactoryImpl; |
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37 import net.fortuna.ical4j.model.ValidationException; |
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38 import net.fortuna.ical4j.util.CompatibilityHints; |
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39 |
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40 /** |
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41 * $Id$ |
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42 * |
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43 * Created: [Apr 6, 2004] |
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44 * |
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45 * Defines a CALSCALE iCalendar property. |
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46 * @author benf |
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47 */ |
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48 public class CalScale extends Property { |
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49 |
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50 private static final long serialVersionUID = 7446184786984981423L; |
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51 |
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52 /** |
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53 * Constant for Gregorian calendar representation. |
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54 */ |
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55 public static final CalScale GREGORIAN = new ImmutableCalScale("GREGORIAN"); |
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56 |
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57 /** |
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58 * @author Ben Fortuna An immutable instance of CalScale. |
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59 */ |
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60 private static final class ImmutableCalScale extends CalScale { |
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61 |
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62 private static final long serialVersionUID = 1750949550694413878L; |
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63 |
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64 /** |
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65 * @param value |
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66 */ |
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67 private ImmutableCalScale(final String value) { |
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68 super(new ParameterList(true), value); |
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69 } |
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70 |
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71 /** |
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72 * {@inheritDoc} |
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73 */ |
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74 public void setValue(final String aValue) { |
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75 throw new UnsupportedOperationException( |
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76 "Cannot modify constant instances"); |
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77 } |
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78 } |
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79 |
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80 private String value; |
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81 |
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82 /** |
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83 * Default constructor. |
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84 */ |
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85 public CalScale() { |
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86 super(CALSCALE, PropertyFactoryImpl.getInstance()); |
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87 } |
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88 |
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89 /** |
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90 * @param aValue a value string for this component |
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91 */ |
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92 public CalScale(final String aValue) { |
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93 super(CALSCALE, PropertyFactoryImpl.getInstance()); |
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94 this.value = aValue; |
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95 } |
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96 |
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97 /** |
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98 * @param aList a list of parameters for this component |
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99 * @param aValue a value string for this component |
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100 */ |
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101 public CalScale(final ParameterList aList, final String aValue) { |
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102 super(CALSCALE, aList, PropertyFactoryImpl.getInstance()); |
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103 this.value = aValue; |
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104 } |
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105 |
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106 /** |
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107 * {@inheritDoc} |
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108 */ |
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109 public void setValue(final String aValue) { |
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110 this.value = aValue; |
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111 } |
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112 |
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113 /** |
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114 * {@inheritDoc} |
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115 */ |
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116 public final String getValue() { |
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117 return value; |
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118 } |
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119 |
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120 /** |
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121 * {@inheritDoc} |
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122 */ |
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123 public final void validate() throws ValidationException { |
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124 if (CompatibilityHints.isHintEnabled(CompatibilityHints.KEY_RELAXED_VALIDATION)) { |
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125 if (!GREGORIAN.getValue().equalsIgnoreCase(value)) { |
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126 throw new ValidationException("Invalid value [" + value + "]"); |
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127 } |
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128 } |
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129 else { |
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130 if (!GREGORIAN.getValue().equals(value)) { |
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131 throw new ValidationException("Invalid value [" + value + "]"); |
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132 } |
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133 } |
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134 } |
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135 } |