1 | /** |
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2 | * This software is copyright (c) 2012-2014 by |
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3 | * - Institut fuer Deutsche Sprache (http://www.ids-mannheim.de) |
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4 | * This is free software. You can redistribute it |
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5 | * and/or modify it under the terms described in |
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6 | * the GNU General Public License v3 of which you |
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7 | * should have received a copy. Otherwise you can download |
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8 | * it from |
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9 | * |
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10 | * http://www.gnu.org/licenses/gpl-3.0.txt |
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11 | * |
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12 | * @copyright Institut fuer Deutsche Sprache (http://www.ids-mannheim.de) |
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13 | * |
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14 | * @license http://www.gnu.org/licenses/gpl-3.0.txt |
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15 | * GNU General Public License v3 |
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16 | */ |
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17 | package eu.clarin.sru.client.fcs; |
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18 | |
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19 | import java.util.Collections; |
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20 | import java.util.List; |
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21 | |
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22 | /** |
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23 | * A CLARIN-FCS resource |
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24 | */ |
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25 | public class Resource { |
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26 | /** |
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27 | * A CLARIN-FCS resource fragment |
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28 | */ |
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29 | public final static class ResourceFragment { |
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30 | private final String pid; |
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31 | private final String ref; |
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32 | private final List<DataView> dataviews; |
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33 | |
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34 | |
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35 | ResourceFragment(String pid, String ref, List<DataView> dataviews) { |
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36 | this.pid = ((pid != null) && !pid.isEmpty()) ? pid : null; |
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37 | this.ref = ((ref != null) && !ref.isEmpty()) ? ref : null; |
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38 | if ((dataviews != null) && !dataviews.isEmpty()) { |
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39 | this.dataviews = Collections.unmodifiableList(dataviews); |
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40 | } else { |
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41 | this.dataviews = null; |
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42 | } |
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43 | } |
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44 | |
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45 | |
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46 | /** |
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47 | * Get the persistent identifier for this resource fragment. |
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48 | * |
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49 | * @return a persistent identifier or <code>null</code> of this resource |
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50 | * fragment has none |
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51 | */ |
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52 | public String getPid() { |
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53 | return pid; |
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54 | } |
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55 | |
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56 | |
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57 | /** |
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58 | * Get the reference URI for this resource fragment. |
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59 | * |
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60 | * @return a reference URI or <code>null</code> of this resource |
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61 | * fragment has none |
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62 | */ |
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63 | public String getRef() { |
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64 | return ref; |
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65 | } |
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66 | |
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67 | |
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68 | /** |
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69 | * Convenience method to check if this resource fragment has any |
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70 | * data views. |
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71 | * |
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72 | * @return <code>true</code> if this resource fragment has data views, |
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73 | * <code>false</code> otherwise |
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74 | */ |
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75 | public boolean hasDataViews() { |
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76 | return (dataviews != null); |
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77 | } |
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78 | |
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79 | |
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80 | /** |
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81 | * Get the list of data view objects for this this resource fragment. |
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82 | * |
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83 | * @return a list of {@link DataView} objects or <code>null</code>, |
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84 | * or <code>null</code> if this resource fragment has |
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85 | * none |
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86 | */ |
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87 | public List<DataView> getDataViews() { |
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88 | return dataviews; |
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89 | } |
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90 | } // inner class ResourceFragment |
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91 | private final String pid; |
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92 | private final String ref; |
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93 | private final List<DataView> dataviews; |
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94 | private final List<ResourceFragment> resourceFragments; |
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95 | |
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96 | |
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97 | Resource(String pid, String ref, List<DataView> dataviews, |
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98 | List<ResourceFragment> resourceFragments) { |
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99 | this.pid = ((pid != null) && !pid.isEmpty()) ? pid : null; |
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100 | this.ref = ((ref != null) && !ref.isEmpty()) ? ref : null; |
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101 | if ((dataviews != null) && !dataviews.isEmpty()) { |
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102 | this.dataviews = Collections.unmodifiableList(dataviews); |
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103 | } else { |
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104 | this.dataviews = null; |
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105 | } |
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106 | if ((resourceFragments != null) && !resourceFragments.isEmpty()) { |
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107 | this.resourceFragments = |
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108 | Collections.unmodifiableList(resourceFragments); |
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109 | } else { |
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110 | this.resourceFragments = null; |
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111 | } |
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112 | } |
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113 | |
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114 | |
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115 | /** |
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116 | * Get the persistent identifier for this resource. |
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117 | * |
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118 | * @return a persistent identifier or <code>null</code> of this resource has |
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119 | * none |
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120 | */ |
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121 | public String getPid() { |
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122 | return pid; |
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123 | } |
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124 | |
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125 | |
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126 | /** |
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127 | * Get the reference URI for this resource. |
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128 | * |
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129 | * @return a reference URI or <code>null</code> of this resource has |
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130 | * none |
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131 | */ |
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132 | public String getRef() { |
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133 | return ref; |
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134 | } |
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135 | |
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136 | |
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137 | /** |
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138 | * Convenience method to check if this resource has any dataviews. |
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139 | * |
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140 | * @return <code>true</code> if this resource has dataviews, |
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141 | * <code>false</code> otherwise |
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142 | */ |
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143 | public boolean hasDataViews() { |
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144 | return (dataviews != null); |
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145 | } |
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146 | |
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147 | |
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148 | /** |
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149 | * Get the list of dataview objects for this this resource. |
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150 | * |
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151 | * @return a list of {@link DataView} objects or <code>null</code>, or |
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152 | * <code>null</code> if this resource has none |
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153 | */ |
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154 | public List<DataView> getDataViews() { |
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155 | return dataviews; |
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156 | } |
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157 | |
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158 | |
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159 | /** |
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160 | * Convenience method to check if this resource has any resource fragments. |
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161 | * |
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162 | * @return <code>true</code> if this resource has resource fragments, |
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163 | * <code>false</code> otherwise |
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164 | */ |
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165 | public boolean hasResourceFragments() { |
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166 | return (resourceFragments != null); |
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167 | } |
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168 | |
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169 | |
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170 | /** |
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171 | * Get the list of resource fragment objects for this this resource. |
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172 | * |
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173 | * @return a list of {@link ResourceFragment} objects or <code>null</code>, |
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174 | * or <code>null</code> if this resource has none |
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175 | */ |
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176 | public List<ResourceFragment> getResourceFragments() { |
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177 | return resourceFragments; |
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178 | } |
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179 | |
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180 | } // class Resource |
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