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| <div class="title">AttributeSource.cs</div> </div> |
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| <a href="_attribute_source_8cs.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">/* </span></div> |
| <div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment"> * Licensed to the Apache Software Foundation (ASF) under one or more</span></div> |
| <div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> * contributor license agreements. See the NOTICE file distributed with</span></div> |
| <div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"> * this work for additional information regarding copyright ownership.</span></div> |
| <div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"> * The ASF licenses this file to You under the Apache License, Version 2.0</span></div> |
| <div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"> * (the "License"); you may not use this file except in compliance with</span></div> |
| <div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> * the License. You may obtain a copy of the License at</span></div> |
| <div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"> * </span></div> |
| <div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"> * http://www.apache.org/licenses/LICENSE-2.0</span></div> |
| <div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment"> * </span></div> |
| <div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment"> * Unless required by applicable law or agreed to in writing, software</span></div> |
| <div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment"> * distributed under the License is distributed on an "AS IS" BASIS,</span></div> |
| <div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment"> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span></div> |
| <div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment"> * See the License for the specific language governing permissions and</span></div> |
| <div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment"> * limitations under the License.</span></div> |
| <div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment"> */</span></div> |
| <div class="line"><a name="l00017"></a><span class="lineno"> 17</span> </div> |
| <div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="keyword">using</span> System;</div> |
| <div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="keyword">using</span> System.Collections.Generic;</div> |
| <div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="keyword">using</span> System.Linq;</div> |
| <div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="keyword">using</span> System.Reflection;</div> |
| <div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="keyword">using</span> Lucene.Net.Support;</div> |
| <div class="line"><a name="l00023"></a><span class="lineno"><a class="code" href="_attribute_source_8cs.html#a205730fc8c2839cf92051d131140dae0"> 23</a></span> <span class="keyword">using</span> <a class="code" href="_more_like_this_8cs.html#a205730fc8c2839cf92051d131140dae0">TokenStream</a> = Lucene.Net.Analysis.TokenStream;</div> |
| <div class="line"><a name="l00024"></a><span class="lineno"> 24</span> </div> |
| <div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="keyword">namespace </span>Lucene.Net.Util</div> |
| <div class="line"><a name="l00026"></a><span class="lineno"> 26</span> {</div> |
| <div class="line"><a name="l00027"></a><span class="lineno"> 27</span>  </div> |
| <div class="line"><a name="l00036"></a><span class="lineno"><a class="code" href="class_lucene_1_1_net_1_1_util_1_1_attribute_source.html"> 36</a></span>  <span class="keyword">public</span> <span class="keyword">class </span><a class="code" href="class_lucene_1_1_net_1_1_util_1_1_attribute_source.html" title="An AttributeSource contains a list of different Attributes, and methods to add and get them...">AttributeSource</a></div> |
| <div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  {</div> |
| <div class="line"><a name="l00039"></a><span class="lineno"><a class="code" href="class_lucene_1_1_net_1_1_util_1_1_attribute_source_1_1_attribute_factory.html"> 39</a></span>  <span class="keyword">public</span> <span class="keyword">abstract</span> <span class="keyword">class </span><a class="code" href="class_lucene_1_1_net_1_1_util_1_1_attribute_source_1_1_attribute_factory.html" title="An AttributeFactory creates instances of Attributes.">AttributeFactory</a></div> |
| <div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  {</div> |
| <div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  <span class="keyword">public</span> <span class="keyword">abstract</span> <a class="code" href="class_lucene_1_1_net_1_1_util_1_1_attribute.html" title="Base class for Attributes that can be added to a Lucene.Net.Util.AttributeSource. Attributes are used...">Attribute</a> CreateAttributeInstance<T>() where T : <a class="code" href="interface_lucene_1_1_net_1_1_util_1_1_i_attribute.html" title="Base interface for attributes.">IAttribute</a>;</div> |
| <div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  </div> |
| <div class="line"><a name="l00047"></a><span class="lineno"><a class="code" href="class_lucene_1_1_net_1_1_util_1_1_attribute_source_1_1_attribute_factory.html#afff9300d52552ebd003d7c05a105c76d"> 47</a></span>  <span class="keyword">public</span> <span class="keyword">static</span> readonly <a class="code" href="class_lucene_1_1_net_1_1_util_1_1_attribute_source_1_1_attribute_factory.html" title="An AttributeFactory creates instances of Attributes.">AttributeFactory</a> DEFAULT_ATTRIBUTE_FACTORY = <span class="keyword">new</span> DefaultAttributeFactory();</div> |
| <div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  </div> |
| <div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  <span class="keyword">private</span> sealed <span class="keyword">class </span>DefaultAttributeFactory:<a class="code" href="class_lucene_1_1_net_1_1_util_1_1_attribute_source_1_1_attribute_factory.html" title="An AttributeFactory creates instances of Attributes.">AttributeFactory</a></div> |
| <div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  {</div> |
| <div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  <span class="comment">// This should be WeakDictionary<T, WeakReference<TImpl>> where typeof(T) is Attribute and TImpl is typeof(AttributeImpl)</span></div> |
| <div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  <span class="keyword">private</span> <span class="keyword">static</span> readonly WeakDictionary<Type, WeakReference> attClassImplMap =</div> |
| <div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  <span class="keyword">new</span> WeakDictionary<Type, WeakReference>();</div> |
| <div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  </div> |
| <div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  <span class="keyword">internal</span> DefaultAttributeFactory()</div> |
| <div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  {</div> |
| <div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  }</div> |
| <div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  </div> |
| <div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  <span class="keyword">public</span> <span class="keyword">override</span> <a class="code" href="class_lucene_1_1_net_1_1_util_1_1_attribute.html" title="Base class for Attributes that can be added to a Lucene.Net.Util.AttributeSource. Attributes are used...">Attribute</a> CreateAttributeInstance<TAttImpl>()</div> |
| <div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  {</div> |
| <div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  <span class="keywordflow">try</span></div> |
| <div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  {</div> |
| <div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  <span class="keywordflow">return</span> (<a class="code" href="class_lucene_1_1_net_1_1_util_1_1_attribute.html" title="Base class for Attributes that can be added to a Lucene.Net.Util.AttributeSource. Attributes are used...">Attribute</a>)System.Activator.CreateInstance(GetClassForInterface<TAttImpl>());</div> |
| <div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  }</div> |
| <div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  <span class="keywordflow">catch</span> (System.UnauthorizedAccessException)</div> |
| <div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  {</div> |
| <div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  <span class="keywordflow">throw</span> <span class="keyword">new</span> System.ArgumentException(<span class="stringliteral">"Could not instantiate implementing class for "</span> + typeof(TAttImpl).FullName);</div> |
| <div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  }</div> |
| <div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  <span class="comment">//catch (System.Exception e)</span></div> |
| <div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  <span class="comment">//{</span></div> |
| <div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  <span class="comment">// throw new System.ArgumentException("Could not instantiate implementing class for " + typeof(TAttImpl).FullName);</span></div> |
| <div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  <span class="comment">//}</span></div> |
| <div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  }</div> |
| <div class="line"><a name="l00074"></a><span class="lineno"> 74</span> </div> |
| <div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  <span class="keyword">private</span> <span class="keyword">static</span> System.Type GetClassForInterface<T>() where T : IAttribute</div> |
| <div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  {</div> |
| <div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  lock (attClassImplMap)</div> |
| <div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  {</div> |
| <div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  var attClass = typeof (T);</div> |
| <div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  WeakReference refz = attClassImplMap[attClass];</div> |
| <div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  System.Type clazz = (refz == null) ? null : ((System.Type) refz.Target);</div> |
| <div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  <span class="keywordflow">if</span> (clazz == null)</div> |
| <div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  {</div> |
| <div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  <span class="keywordflow">try</span></div> |
| <div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  {</div> |
| <div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  <span class="keywordtype">string</span> name = attClass.FullName.Replace(attClass.Name, attClass.Name.Substring(1)) + <span class="stringliteral">", "</span> + attClass.Assembly.FullName;</div> |
| <div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  attClassImplMap.Add(attClass, <span class="keyword">new</span> WeakReference( clazz = System.Type.GetType(name, <span class="keyword">true</span>))); <span class="comment">//OK</span></div> |
| <div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  }</div> |
| <div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  <span class="keywordflow">catch</span> (System.TypeLoadException) <span class="comment">// was System.Exception</span></div> |
| <div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  {</div> |
| <div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  <span class="keywordflow">throw</span> <span class="keyword">new</span> System.ArgumentException(<span class="stringliteral">"Could not find implementing class for "</span> + attClass.FullName);</div> |
| <div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  }</div> |
| <div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  }</div> |
| <div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  <span class="keywordflow">return</span> clazz;</div> |
| <div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  }</div> |
| <div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  }</div> |
| <div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  }</div> |
| <div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  }</div> |
| <div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  </div> |
| <div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  <span class="comment">// These two maps must always be in sync!!!</span></div> |
| <div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  <span class="comment">// So they are private, final and read-only from the outside (read-only iterators)</span></div> |
| <div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  <span class="keyword">private</span> GeneralKeyedCollection<Type, AttributeImplItem> attributes;</div> |
| <div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  <span class="keyword">private</span> GeneralKeyedCollection<Type, AttributeImplItem> attributeImpls;</div> |
| <div class="line"><a name="l00104"></a><span class="lineno"> 104</span> </div> |
| <div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  <span class="keyword">private</span> State[] currentState = null;</div> |
| <div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  <span class="keyword">private</span> AttributeFactory factory;</div> |
| <div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  </div> |
| <div class="line"><a name="l00109"></a><span class="lineno"><a class="code" href="class_lucene_1_1_net_1_1_util_1_1_attribute_source.html#af8654555ddde74d7e463266371f3508c"> 109</a></span>  <span class="keyword">public</span> <a class="code" href="_char_tokenizer_8cs.html#aed60c4e663aea1a7dec59cf4c3710058">AttributeSource</a>():this(<a class="code" href="class_lucene_1_1_net_1_1_util_1_1_attribute_source_1_1_attribute_factory.html" title="An AttributeFactory creates instances of Attributes.">AttributeFactory</a>.DEFAULT_ATTRIBUTE_FACTORY)</div> |
| <div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  {</div> |
| <div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  }</div> |
| <div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  </div> |
| <div class="line"><a name="l00114"></a><span class="lineno"><a class="code" href="class_lucene_1_1_net_1_1_util_1_1_attribute_source.html#a4657daf56cbc2d4510904a77d945997c"> 114</a></span>  <span class="keyword">public</span> <a class="code" href="_char_tokenizer_8cs.html#aed60c4e663aea1a7dec59cf4c3710058">AttributeSource</a>(<a class="code" href="class_lucene_1_1_net_1_1_util_1_1_attribute_source.html" title="An AttributeSource contains a list of different Attributes, and methods to add and get them...">AttributeSource</a> input)</div> |
| <div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  {</div> |
| <div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  <span class="keywordflow">if</span> (input == null)</div> |
| <div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  {</div> |
| <div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  <span class="keywordflow">throw</span> <span class="keyword">new</span> System.ArgumentException(<span class="stringliteral">"input AttributeSource must not be null"</span>);</div> |
| <div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  }</div> |
| <div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  this.attributes = input.attributes;</div> |
| <div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  this.attributeImpls = input.attributeImpls;</div> |
| <div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  this.currentState = input.currentState;</div> |
| <div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  this.factory = input.factory;</div> |
| <div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  }</div> |
| <div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  </div> |
| <div class="line"><a name="l00127"></a><span class="lineno"><a class="code" href="class_lucene_1_1_net_1_1_util_1_1_attribute_source.html#a4372366a8ca0b624dae66733e3553386"> 127</a></span>  <span class="keyword">public</span> <a class="code" href="_char_tokenizer_8cs.html#aed60c4e663aea1a7dec59cf4c3710058">AttributeSource</a>(<a class="code" href="class_lucene_1_1_net_1_1_util_1_1_attribute_source_1_1_attribute_factory.html" title="An AttributeFactory creates instances of Attributes.">AttributeFactory</a> factory)</div> |
| <div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  {</div> |
| <div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  this.attributes = <span class="keyword">new</span> GeneralKeyedCollection<Type, AttributeImplItem>(att => att.Key);</div> |
| <div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  this.attributeImpls = <span class="keyword">new</span> GeneralKeyedCollection<Type, AttributeImplItem>(att => att.Key);</div> |
| <div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  this.currentState = <span class="keyword">new</span> <a class="code" href="class_lucene_1_1_net_1_1_util_1_1_attribute_source_1_1_state.html" title="This class holds the state of an AttributeSource.">State</a>[1];</div> |
| <div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  this.factory = factory;</div> |
| <div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  }</div> |
| <div class="line"><a name="l00134"></a><span class="lineno"> 134</span> </div> |
| <div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  <span class="keyword">public</span> <span class="keyword">virtual</span> AttributeFactory Factory</div> |
| <div class="line"><a name="l00137"></a><span class="lineno"><a class="code" href="class_lucene_1_1_net_1_1_util_1_1_attribute_source.html#a2d4a930c02c088e18b14c25e94f5089b"> 137</a></span>  {</div> |
| <div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  <span class="keyword">get</span> { <span class="keywordflow">return</span> factory; }</div> |
| <div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  }</div> |
| <div class="line"><a name="l00140"></a><span class="lineno"> 140</span> </div> |
| <div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  [System.Diagnostics.CodeAnalysis.SuppressMessage(<span class="stringliteral">"Microsoft.Design"</span>, <span class="stringliteral">"CA1024:UsePropertiesWhereAppropriate"</span>)]</div> |
| <div class="line"><a name="l00149"></a><span class="lineno"><a class="code" href="class_lucene_1_1_net_1_1_util_1_1_attribute_source.html#aaca60de1d129a37ebe8e53c0a4998b9b"> 149</a></span>  <span class="keyword">public</span> <span class="keyword">virtual</span> IEnumerable<Type> GetAttributeTypesIterator()</div> |
| <div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  {</div> |
| <div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  <span class="keywordflow">return</span> this.attributes.Select(item => item.Key);</div> |
| <div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  }</div> |
| <div class="line"><a name="l00153"></a><span class="lineno"> 153</span> </div> |
| <div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  [System.Diagnostics.CodeAnalysis.SuppressMessage(<span class="stringliteral">"Microsoft.Design"</span>, <span class="stringliteral">"CA1024:UsePropertiesWhereAppropriate"</span>)]</div> |
| <div class="line"><a name="l00160"></a><span class="lineno"><a class="code" href="class_lucene_1_1_net_1_1_util_1_1_attribute_source.html#aeac0f9d6ba00ffe0befc22c2f72d22f2"> 160</a></span>  <span class="keyword">public</span> <span class="keyword">virtual</span> IEnumerable<Attribute> GetAttributeImplsIterator()</div> |
| <div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  {</div> |
| <div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  var initState = GetCurrentState();</div> |
| <div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  <span class="keywordflow">while</span> (initState != null)</div> |
| <div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  {</div> |
| <div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  var att = initState.attribute;</div> |
| <div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  initState = initState.next;</div> |
| <div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  yield <span class="keywordflow">return</span> att;</div> |
| <div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  }</div> |
| <div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  }</div> |
| <div class="line"><a name="l00170"></a><span class="lineno"> 170</span> </div> |
| <div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  <span class="keyword">private</span> <span class="keyword">static</span> readonly WeakDictionary<Type, System.Collections.Generic.LinkedList<WeakReference>></div> |
| <div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  knownImplClasses = <span class="keyword">new</span> WeakDictionary<Type, System.Collections.Generic.LinkedList<WeakReference>>();</div> |
| <div class="line"><a name="l00174"></a><span class="lineno"> 174</span> </div> |
| <div class="line"><a name="l00184"></a><span class="lineno"><a class="code" href="class_lucene_1_1_net_1_1_util_1_1_attribute_source.html#aa077979929068d17e3a5627fa5c1c180"> 184</a></span>  <span class="keyword">public</span> <span class="keyword">virtual</span> <span class="keywordtype">void</span> AddAttributeImpl(<a class="code" href="class_lucene_1_1_net_1_1_util_1_1_attribute.html" title="Base class for Attributes that can be added to a Lucene.Net.Util.AttributeSource. Attributes are used...">Attribute</a> att)</div> |
| <div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  {</div> |
| <div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  System.Type clazz = att.GetType();</div> |
| <div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  <span class="keywordflow">if</span> (attributeImpls.Contains(clazz))</div> |
| <div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  <span class="keywordflow">return</span> ;</div> |
| <div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  System.Collections.Generic.LinkedList<WeakReference> foundInterfaces;</div> |
| <div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  lock (knownImplClasses)</div> |
| <div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  {</div> |
| <div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  foundInterfaces = knownImplClasses[clazz];</div> |
| <div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  <span class="keywordflow">if</span> (foundInterfaces == null)</div> |
| <div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  {</div> |
| <div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  <span class="comment">// we have a strong reference to the class instance holding all interfaces in the list (parameter "att"),</span></div> |
| <div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  <span class="comment">// so all WeakReferences are never evicted by GC</span></div> |
| <div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  knownImplClasses.Add(clazz, foundInterfaces = <span class="keyword">new</span> LinkedList<WeakReference>());</div> |
| <div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  <span class="comment">// find all interfaces that this attribute instance implements</span></div> |
| <div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  <span class="comment">// and that extend the Attribute interface</span></div> |
| <div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  System.Type actClazz = clazz;</div> |
| <div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  <span class="keywordflow">do</span> </div> |
| <div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  {</div> |
| <div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  System.Type[] interfaces = actClazz.GetInterfaces();</div> |
| <div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < interfaces.Length; i++)</div> |
| <div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  {</div> |
| <div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  System.Type curInterface = interfaces[i];</div> |
| <div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  <span class="keywordflow">if</span> (curInterface != typeof(<a class="code" href="interface_lucene_1_1_net_1_1_util_1_1_i_attribute.html" title="Base interface for attributes.">IAttribute</a>) && typeof(<a class="code" href="interface_lucene_1_1_net_1_1_util_1_1_i_attribute.html" title="Base interface for attributes.">IAttribute</a>).IsAssignableFrom(curInterface))</div> |
| <div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  {</div> |
| <div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  foundInterfaces.AddLast(<span class="keyword">new</span> WeakReference(curInterface));</div> |
| <div class="line"><a name="l00210"></a><span class="lineno"> 210</span>  }</div> |
| <div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  }</div> |
| <div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  actClazz = actClazz.BaseType;</div> |
| <div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  }</div> |
| <div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  <span class="keywordflow">while</span> (actClazz != null);</div> |
| <div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  }</div> |
| <div class="line"><a name="l00216"></a><span class="lineno"> 216</span>  }</div> |
| <div class="line"><a name="l00217"></a><span class="lineno"> 217</span>  </div> |
| <div class="line"><a name="l00218"></a><span class="lineno"> 218</span>  <span class="comment">// add all interfaces of this AttributeImpl to the maps</span></div> |
| <div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  <span class="keywordflow">foreach</span>(var curInterfaceRef <span class="keywordflow">in</span> foundInterfaces)</div> |
| <div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  {</div> |
| <div class="line"><a name="l00221"></a><span class="lineno"> 221</span>  System.Type curInterface = (System.Type) curInterfaceRef.Target;</div> |
| <div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  System.Diagnostics.Debug.Assert(curInterface != null,</div> |
| <div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  <span class="stringliteral">"We have a strong reference on the class holding the interfaces, so they should never get evicted"</span>);</div> |
| <div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  <span class="comment">// Attribute is a superclass of this interface</span></div> |
| <div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  <span class="keywordflow">if</span> (!attributes.ContainsKey(curInterface))</div> |
| <div class="line"><a name="l00226"></a><span class="lineno"> 226</span>  {</div> |
| <div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  <span class="comment">// invalidate state to force recomputation in captureState()</span></div> |
| <div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  this.currentState[0] = null;</div> |
| <div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  attributes.Add(<span class="keyword">new</span> AttributeImplItem(curInterface, att));</div> |
| <div class="line"><a name="l00230"></a><span class="lineno"> 230</span>  <span class="keywordflow">if</span> (!attributeImpls.ContainsKey(clazz))</div> |
| <div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  {</div> |
| <div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  attributeImpls.Add(<span class="keyword">new</span> AttributeImplItem(clazz, att));</div> |
| <div class="line"><a name="l00233"></a><span class="lineno"> 233</span>  }</div> |
| <div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  }</div> |
| <div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  }</div> |
| <div class="line"><a name="l00236"></a><span class="lineno"> 236</span>  }</div> |
| <div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  </div> |
| <div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  <span class="comment">// NOTE: Java has Class<T>, .NET has no Type<T>, this is not a perfect port</span></div> |
| <div class="line"><a name="l00244"></a><span class="lineno"><a class="code" href="class_lucene_1_1_net_1_1_util_1_1_attribute_source.html#a024db4fdac7177bbec9ccf0a55947ac8"> 244</a></span>  <span class="keyword">public</span> <span class="keyword">virtual</span> T AddAttribute<T>() where T : <a class="code" href="interface_lucene_1_1_net_1_1_util_1_1_i_attribute.html" title="Base interface for attributes.">IAttribute</a></div> |
| <div class="line"><a name="l00245"></a><span class="lineno"> 245</span>  {</div> |
| <div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  var attClass = typeof (T);</div> |
| <div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  <span class="keywordflow">if</span> (!attributes.ContainsKey(attClass))</div> |
| <div class="line"><a name="l00248"></a><span class="lineno"> 248</span>  {</div> |
| <div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  <span class="keywordflow">if</span> (!(attClass.IsInterface && typeof(<a class="code" href="interface_lucene_1_1_net_1_1_util_1_1_i_attribute.html" title="Base interface for attributes.">IAttribute</a>).IsAssignableFrom(attClass))) </div> |
| <div class="line"><a name="l00250"></a><span class="lineno"> 250</span>  {</div> |
| <div class="line"><a name="l00251"></a><span class="lineno"> 251</span>  <span class="keywordflow">throw</span> <span class="keyword">new</span> ArgumentException(</div> |
| <div class="line"><a name="l00252"></a><span class="lineno"> 252</span>  <span class="stringliteral">"AddAttribute() only accepts an interface that extends Attribute, but "</span> +</div> |
| <div class="line"><a name="l00253"></a><span class="lineno"> 253</span>  attClass.FullName + <span class="stringliteral">" does not fulfil this contract."</span></div> |
| <div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  );</div> |
| <div class="line"><a name="l00255"></a><span class="lineno"> 255</span>  }</div> |
| <div class="line"><a name="l00256"></a><span class="lineno"> 256</span> </div> |
| <div class="line"><a name="l00257"></a><span class="lineno"> 257</span>  AddAttributeImpl(this.factory.CreateAttributeInstance<T>());</div> |
| <div class="line"><a name="l00258"></a><span class="lineno"> 258</span>  }</div> |
| <div class="line"><a name="l00259"></a><span class="lineno"> 259</span> </div> |
| <div class="line"><a name="l00260"></a><span class="lineno"> 260</span>  <span class="keywordflow">return</span> (T)(<a class="code" href="interface_lucene_1_1_net_1_1_util_1_1_i_attribute.html" title="Base interface for attributes.">IAttribute</a>)attributes[attClass].Value;</div> |
| <div class="line"><a name="l00261"></a><span class="lineno"> 261</span>  }</div> |
| <div class="line"><a name="l00262"></a><span class="lineno"> 262</span> </div> |
| <div class="line"><a name="l00264"></a><span class="lineno"> 264</span>  <span class="keyword">public</span> <span class="keyword">virtual</span> <span class="keywordtype">bool</span> HasAttributes</div> |
| <div class="line"><a name="l00265"></a><span class="lineno"><a class="code" href="class_lucene_1_1_net_1_1_util_1_1_attribute_source.html#a7335286469fdd008e4a7d40cc97056ab"> 265</a></span>  {</div> |
| <div class="line"><a name="l00266"></a><span class="lineno"> 266</span>  <span class="keyword">get</span> { <span class="keywordflow">return</span> this.attributes.Count != 0; }</div> |
| <div class="line"><a name="l00267"></a><span class="lineno"> 267</span>  }</div> |
| <div class="line"><a name="l00268"></a><span class="lineno"> 268</span> </div> |
| <div class="line"><a name="l00272"></a><span class="lineno"><a class="code" href="class_lucene_1_1_net_1_1_util_1_1_attribute_source.html#a944174da417e353469198d70f71ab074"> 272</a></span>  <span class="keyword">public</span> <span class="keyword">virtual</span> <span class="keywordtype">bool</span> HasAttribute<T>() where T : <a class="code" href="interface_lucene_1_1_net_1_1_util_1_1_i_attribute.html" title="Base interface for attributes.">IAttribute</a></div> |
| <div class="line"><a name="l00273"></a><span class="lineno"> 273</span>  {</div> |
| <div class="line"><a name="l00274"></a><span class="lineno"> 274</span>  <span class="keywordflow">return</span> this.attributes.Contains(typeof(T));</div> |
| <div class="line"><a name="l00275"></a><span class="lineno"> 275</span>  }</div> |
| <div class="line"><a name="l00276"></a><span class="lineno"> 276</span>  </div> |
| <div class="line"><a name="l00289"></a><span class="lineno"> 289</span>  <span class="comment">// NOTE: Java has Class<T>, .NET has no Type<T>, this is not a perfect port</span></div> |
| <div class="line"><a name="l00290"></a><span class="lineno"><a class="code" href="class_lucene_1_1_net_1_1_util_1_1_attribute_source.html#a13d275abdba07913cee5cd2ab139b545"> 290</a></span>  <span class="keyword">public</span> <span class="keyword">virtual</span> T GetAttribute<T>() where T : <a class="code" href="interface_lucene_1_1_net_1_1_util_1_1_i_attribute.html" title="Base interface for attributes.">IAttribute</a></div> |
| <div class="line"><a name="l00291"></a><span class="lineno"> 291</span>  {</div> |
| <div class="line"><a name="l00292"></a><span class="lineno"> 292</span>  var attClass = typeof (T);</div> |
| <div class="line"><a name="l00293"></a><span class="lineno"> 293</span>  <span class="keywordflow">if</span> (!this.attributes.ContainsKey(attClass))</div> |
| <div class="line"><a name="l00294"></a><span class="lineno"> 294</span>  {</div> |
| <div class="line"><a name="l00295"></a><span class="lineno"> 295</span>  <span class="keywordflow">throw</span> <span class="keyword">new</span> System.ArgumentException(<span class="stringliteral">"This AttributeSource does not have the attribute '"</span> + attClass.FullName + <span class="stringliteral">"'."</span>);</div> |
| <div class="line"><a name="l00296"></a><span class="lineno"> 296</span>  }</div> |
| <div class="line"><a name="l00297"></a><span class="lineno"> 297</span>  <span class="keywordflow">else</span></div> |
| <div class="line"><a name="l00298"></a><span class="lineno"> 298</span>  {</div> |
| <div class="line"><a name="l00299"></a><span class="lineno"> 299</span>  <span class="keywordflow">return</span> (T)(<a class="code" href="interface_lucene_1_1_net_1_1_util_1_1_i_attribute.html" title="Base interface for attributes.">IAttribute</a>)this.attributes[attClass].Value;</div> |
| <div class="line"><a name="l00300"></a><span class="lineno"> 300</span>  }</div> |
| <div class="line"><a name="l00301"></a><span class="lineno"> 301</span>  }</div> |
| <div class="line"><a name="l00302"></a><span class="lineno"> 302</span>  </div> |
| <div class="line"><a name="l00308"></a><span class="lineno"><a class="code" href="class_lucene_1_1_net_1_1_util_1_1_attribute_source_1_1_state.html"> 308</a></span>  <span class="keyword">public</span> sealed <span class="keyword">class </span><a class="code" href="class_lucene_1_1_net_1_1_util_1_1_attribute_source_1_1_state.html" title="This class holds the state of an AttributeSource.">State</a> : System.ICloneable</div> |
| <div class="line"><a name="l00309"></a><span class="lineno"> 309</span>  {</div> |
| <div class="line"><a name="l00310"></a><span class="lineno"> 310</span>  <span class="keyword">internal</span> <span class="comment">/*private*/</span> <a class="code" href="class_lucene_1_1_net_1_1_util_1_1_attribute.html" title="Base class for Attributes that can be added to a Lucene.Net.Util.AttributeSource. Attributes are used...">Attribute</a> attribute;</div> |
| <div class="line"><a name="l00311"></a><span class="lineno"> 311</span>  <span class="keyword">internal</span> <span class="comment">/*private*/</span> <a class="code" href="class_lucene_1_1_net_1_1_util_1_1_attribute_source_1_1_state.html" title="This class holds the state of an AttributeSource.">State</a> next;</div> |
| <div class="line"><a name="l00312"></a><span class="lineno"> 312</span>  </div> |
| <div class="line"><a name="l00313"></a><span class="lineno"><a class="code" href="class_lucene_1_1_net_1_1_util_1_1_attribute_source_1_1_state.html#a044c4f75fc38d7ae7f2a7f768b56bb9b"> 313</a></span>  <span class="keyword">public</span> System.Object Clone()</div> |
| <div class="line"><a name="l00314"></a><span class="lineno"> 314</span>  {</div> |
| <div class="line"><a name="l00315"></a><span class="lineno"> 315</span>  <a class="code" href="class_lucene_1_1_net_1_1_util_1_1_attribute_source_1_1_state.html" title="This class holds the state of an AttributeSource.">State</a> clone = <span class="keyword">new</span> <a class="code" href="class_lucene_1_1_net_1_1_util_1_1_attribute_source_1_1_state.html" title="This class holds the state of an AttributeSource.">State</a>();</div> |
| <div class="line"><a name="l00316"></a><span class="lineno"> 316</span>  clone.attribute = (<a class="code" href="_single_token_token_stream_8cs.html#a0c6c543e9e03ec9a8e489ea9e99694bf">Attribute</a>) attribute.<a class="code" href="class_lucene_1_1_net_1_1_util_1_1_attribute.html#a5c989dd217d27f60ea59e53ce5709f13" title="Shallow clone. Subclasses must override this if they need to clone any members deeply, ">Clone</a>();</div> |
| <div class="line"><a name="l00317"></a><span class="lineno"> 317</span>  </div> |
| <div class="line"><a name="l00318"></a><span class="lineno"> 318</span>  <span class="keywordflow">if</span> (next != null)</div> |
| <div class="line"><a name="l00319"></a><span class="lineno"> 319</span>  {</div> |
| <div class="line"><a name="l00320"></a><span class="lineno"> 320</span>  clone.next = (<a class="code" href="class_lucene_1_1_net_1_1_util_1_1_attribute_source_1_1_state.html" title="This class holds the state of an AttributeSource.">State</a>) next.<a class="code" href="class_lucene_1_1_net_1_1_util_1_1_attribute_source_1_1_state.html#a044c4f75fc38d7ae7f2a7f768b56bb9b">Clone</a>();</div> |
| <div class="line"><a name="l00321"></a><span class="lineno"> 321</span>  }</div> |
| <div class="line"><a name="l00322"></a><span class="lineno"> 322</span>  </div> |
| <div class="line"><a name="l00323"></a><span class="lineno"> 323</span>  <span class="keywordflow">return</span> clone;</div> |
| <div class="line"><a name="l00324"></a><span class="lineno"> 324</span>  }</div> |
| <div class="line"><a name="l00325"></a><span class="lineno"> 325</span>  }</div> |
| <div class="line"><a name="l00326"></a><span class="lineno"> 326</span>  </div> |
| <div class="line"><a name="l00327"></a><span class="lineno"> 327</span>  <span class="keyword">private</span> State GetCurrentState()</div> |
| <div class="line"><a name="l00328"></a><span class="lineno"> 328</span>  {</div> |
| <div class="line"><a name="l00329"></a><span class="lineno"> 329</span>  var s = currentState[0];</div> |
| <div class="line"><a name="l00330"></a><span class="lineno"> 330</span>  <span class="keywordflow">if</span> (s != null || !HasAttributes)</div> |
| <div class="line"><a name="l00331"></a><span class="lineno"> 331</span>  {</div> |
| <div class="line"><a name="l00332"></a><span class="lineno"> 332</span>  <span class="keywordflow">return</span> s;</div> |
| <div class="line"><a name="l00333"></a><span class="lineno"> 333</span>  }</div> |
| <div class="line"><a name="l00334"></a><span class="lineno"> 334</span> </div> |
| <div class="line"><a name="l00335"></a><span class="lineno"> 335</span>  var c = s = currentState[0] = <span class="keyword">new</span> State();</div> |
| <div class="line"><a name="l00336"></a><span class="lineno"> 336</span>  var it = attributeImpls.Values().GetEnumerator();</div> |
| <div class="line"><a name="l00337"></a><span class="lineno"> 337</span>  it.MoveNext();</div> |
| <div class="line"><a name="l00338"></a><span class="lineno"> 338</span>  c.attribute = it.Current.Value;</div> |
| <div class="line"><a name="l00339"></a><span class="lineno"> 339</span> </div> |
| <div class="line"><a name="l00340"></a><span class="lineno"> 340</span>  <span class="keywordflow">while</span> (it.MoveNext())</div> |
| <div class="line"><a name="l00341"></a><span class="lineno"> 341</span>  {</div> |
| <div class="line"><a name="l00342"></a><span class="lineno"> 342</span>  c.next = <span class="keyword">new</span> State();</div> |
| <div class="line"><a name="l00343"></a><span class="lineno"> 343</span>  c = c.next;</div> |
| <div class="line"><a name="l00344"></a><span class="lineno"> 344</span>  c.attribute = it.Current.Value;</div> |
| <div class="line"><a name="l00345"></a><span class="lineno"> 345</span>  }</div> |
| <div class="line"><a name="l00346"></a><span class="lineno"> 346</span> </div> |
| <div class="line"><a name="l00347"></a><span class="lineno"> 347</span>  <span class="keywordflow">return</span> s;</div> |
| <div class="line"><a name="l00348"></a><span class="lineno"> 348</span>  }</div> |
| <div class="line"><a name="l00349"></a><span class="lineno"> 349</span> </div> |
| <div class="line"><a name="l00353"></a><span class="lineno"><a class="code" href="class_lucene_1_1_net_1_1_util_1_1_attribute_source.html#a10993674504f3065a2320a6c498c773e"> 353</a></span>  <span class="keyword">public</span> <span class="keyword">virtual</span> <span class="keywordtype">void</span> ClearAttributes()</div> |
| <div class="line"><a name="l00354"></a><span class="lineno"> 354</span>  {</div> |
| <div class="line"><a name="l00355"></a><span class="lineno"> 355</span>  <span class="keywordflow">for</span> (var state = GetCurrentState(); state != null; state = state.next)</div> |
| <div class="line"><a name="l00356"></a><span class="lineno"> 356</span>  {</div> |
| <div class="line"><a name="l00357"></a><span class="lineno"> 357</span>  state.attribute.Clear();</div> |
| <div class="line"><a name="l00358"></a><span class="lineno"> 358</span>  }</div> |
| <div class="line"><a name="l00359"></a><span class="lineno"> 359</span>  }</div> |
| <div class="line"><a name="l00360"></a><span class="lineno"> 360</span>  </div> |
| <div class="line"><a name="l00364"></a><span class="lineno"><a class="code" href="class_lucene_1_1_net_1_1_util_1_1_attribute_source.html#ab94ad5134881f56412343ef1eb1b601b"> 364</a></span>  <span class="keyword">public</span> <span class="keyword">virtual</span> <a class="code" href="class_lucene_1_1_net_1_1_util_1_1_attribute_source_1_1_state.html" title="This class holds the state of an AttributeSource.">State</a> CaptureState()</div> |
| <div class="line"><a name="l00365"></a><span class="lineno"> 365</span>  {</div> |
| <div class="line"><a name="l00366"></a><span class="lineno"> 366</span>  var state = this.GetCurrentState();</div> |
| <div class="line"><a name="l00367"></a><span class="lineno"> 367</span>  <span class="keywordflow">return</span> (state == null) ? null : (<a class="code" href="class_lucene_1_1_net_1_1_util_1_1_attribute_source_1_1_state.html" title="This class holds the state of an AttributeSource.">State</a>) state.Clone();</div> |
| <div class="line"><a name="l00368"></a><span class="lineno"> 368</span>  }</div> |
| <div class="line"><a name="l00369"></a><span class="lineno"> 369</span>  </div> |
| <div class="line"><a name="l00384"></a><span class="lineno"><a class="code" href="class_lucene_1_1_net_1_1_util_1_1_attribute_source.html#a0a875f18e12c9c37c6447a6d9bb04e44"> 384</a></span>  <span class="keyword">public</span> <span class="keyword">virtual</span> <span class="keywordtype">void</span> RestoreState(<a class="code" href="class_lucene_1_1_net_1_1_util_1_1_attribute_source_1_1_state.html" title="This class holds the state of an AttributeSource.">State</a> state)</div> |
| <div class="line"><a name="l00385"></a><span class="lineno"> 385</span>  {</div> |
| <div class="line"><a name="l00386"></a><span class="lineno"> 386</span>  <span class="keywordflow">if</span> (state == null)</div> |
| <div class="line"><a name="l00387"></a><span class="lineno"> 387</span>  return ;</div> |
| <div class="line"><a name="l00388"></a><span class="lineno"> 388</span>  </div> |
| <div class="line"><a name="l00389"></a><span class="lineno"> 389</span>  <span class="keywordflow">do</span> </div> |
| <div class="line"><a name="l00390"></a><span class="lineno"> 390</span>  {</div> |
| <div class="line"><a name="l00391"></a><span class="lineno"> 391</span>  <span class="keywordflow">if</span> (!attributeImpls.ContainsKey(state.attribute.GetType()))</div> |
| <div class="line"><a name="l00392"></a><span class="lineno"> 392</span>  {</div> |
| <div class="line"><a name="l00393"></a><span class="lineno"> 393</span>  <span class="keywordflow">throw</span> <span class="keyword">new</span> System.ArgumentException(<span class="stringliteral">"State contains an AttributeImpl that is not in this AttributeSource"</span>);</div> |
| <div class="line"><a name="l00394"></a><span class="lineno"> 394</span>  }</div> |
| <div class="line"><a name="l00395"></a><span class="lineno"> 395</span>  state.attribute.<a class="code" href="class_lucene_1_1_net_1_1_util_1_1_attribute.html#ae5198030f297eb5758833c1252a78d6a" title="Copies the values from this Attribute into the passed-in target attribute. The target implementation ...">CopyTo</a>(attributeImpls[state.attribute.GetType()].Value);</div> |
| <div class="line"><a name="l00396"></a><span class="lineno"> 396</span>  state = state.next;</div> |
| <div class="line"><a name="l00397"></a><span class="lineno"> 397</span>  }</div> |
| <div class="line"><a name="l00398"></a><span class="lineno"> 398</span>  <span class="keywordflow">while</span> (state != null);</div> |
| <div class="line"><a name="l00399"></a><span class="lineno"> 399</span>  }</div> |
| <div class="line"><a name="l00400"></a><span class="lineno"> 400</span>  </div> |
| <div class="line"><a name="l00401"></a><span class="lineno"><a class="code" href="class_lucene_1_1_net_1_1_util_1_1_attribute_source.html#a5094d29f2eee8d0382599c92d4942c6b"> 401</a></span>  <span class="keyword">public</span> <span class="keyword">override</span> <span class="keywordtype">int</span> GetHashCode()</div> |
| <div class="line"><a name="l00402"></a><span class="lineno"> 402</span>  {</div> |
| <div class="line"><a name="l00403"></a><span class="lineno"> 403</span>  var code = 0;</div> |
| <div class="line"><a name="l00404"></a><span class="lineno"> 404</span> </div> |
| <div class="line"><a name="l00405"></a><span class="lineno"> 405</span>  <span class="keywordflow">for</span> (var state = GetCurrentState(); state != null; state = state.next)</div> |
| <div class="line"><a name="l00406"></a><span class="lineno"> 406</span>  {</div> |
| <div class="line"><a name="l00407"></a><span class="lineno"> 407</span>  code = code*31 + state.attribute.<a class="code" href="class_lucene_1_1_net_1_1_util_1_1_attribute.html#aec895bd12ca53ffb41a1309c7a4d9d0f" title="Subclasses must implement this method and should compute a hashCode similar to this:">GetHashCode</a>();</div> |
| <div class="line"><a name="l00408"></a><span class="lineno"> 408</span>  }</div> |
| <div class="line"><a name="l00409"></a><span class="lineno"> 409</span> </div> |
| <div class="line"><a name="l00410"></a><span class="lineno"> 410</span>  <span class="keywordflow">return</span> code;</div> |
| <div class="line"><a name="l00411"></a><span class="lineno"> 411</span>  }</div> |
| <div class="line"><a name="l00412"></a><span class="lineno"> 412</span>  </div> |
| <div class="line"><a name="l00413"></a><span class="lineno"><a class="code" href="class_lucene_1_1_net_1_1_util_1_1_attribute_source.html#a8a964f3c705f0565903edfb4961d522d"> 413</a></span>  <span class="keyword">public</span> <span class="keyword">override</span> <span class="keywordtype">bool</span> Equals(System.Object obj)</div> |
| <div class="line"><a name="l00414"></a><span class="lineno"> 414</span>  {</div> |
| <div class="line"><a name="l00415"></a><span class="lineno"> 415</span>  <span class="keywordflow">if</span> (obj == <span class="keyword">this</span>)</div> |
| <div class="line"><a name="l00416"></a><span class="lineno"> 416</span>  {</div> |
| <div class="line"><a name="l00417"></a><span class="lineno"> 417</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div> |
| <div class="line"><a name="l00418"></a><span class="lineno"> 418</span>  }</div> |
| <div class="line"><a name="l00419"></a><span class="lineno"> 419</span>  </div> |
| <div class="line"><a name="l00420"></a><span class="lineno"> 420</span>  <span class="keywordflow">if</span> (obj is <a class="code" href="class_lucene_1_1_net_1_1_util_1_1_attribute_source.html" title="An AttributeSource contains a list of different Attributes, and methods to add and get them...">AttributeSource</a>)</div> |
| <div class="line"><a name="l00421"></a><span class="lineno"> 421</span>  {</div> |
| <div class="line"><a name="l00422"></a><span class="lineno"> 422</span>  AttributeSource other = (<a class="code" href="_char_tokenizer_8cs.html#aed60c4e663aea1a7dec59cf4c3710058">AttributeSource</a>) obj;</div> |
| <div class="line"><a name="l00423"></a><span class="lineno"> 423</span>  </div> |
| <div class="line"><a name="l00424"></a><span class="lineno"> 424</span>  <span class="keywordflow">if</span> (HasAttributes)</div> |
| <div class="line"><a name="l00425"></a><span class="lineno"> 425</span>  {</div> |
| <div class="line"><a name="l00426"></a><span class="lineno"> 426</span>  <span class="keywordflow">if</span> (!other.<a class="code" href="class_lucene_1_1_net_1_1_util_1_1_attribute_source.html#a7335286469fdd008e4a7d40cc97056ab" title="Returns true, iff this AttributeSource has any attributes ">HasAttributes</a>)</div> |
| <div class="line"><a name="l00427"></a><span class="lineno"> 427</span>  {</div> |
| <div class="line"><a name="l00428"></a><span class="lineno"> 428</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div> |
| <div class="line"><a name="l00429"></a><span class="lineno"> 429</span>  }</div> |
| <div class="line"><a name="l00430"></a><span class="lineno"> 430</span>  </div> |
| <div class="line"><a name="l00431"></a><span class="lineno"> 431</span>  <span class="keywordflow">if</span> (this.attributeImpls.Count != other.attributeImpls.Count)</div> |
| <div class="line"><a name="l00432"></a><span class="lineno"> 432</span>  {</div> |
| <div class="line"><a name="l00433"></a><span class="lineno"> 433</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div> |
| <div class="line"><a name="l00434"></a><span class="lineno"> 434</span>  }</div> |
| <div class="line"><a name="l00435"></a><span class="lineno"> 435</span>  </div> |
| <div class="line"><a name="l00436"></a><span class="lineno"> 436</span>  <span class="comment">// it is only equal if all attribute impls are the same in the same order</span></div> |
| <div class="line"><a name="l00437"></a><span class="lineno"> 437</span>  var thisState = this.GetCurrentState();</div> |
| <div class="line"><a name="l00438"></a><span class="lineno"> 438</span>  var otherState = other.GetCurrentState();</div> |
| <div class="line"><a name="l00439"></a><span class="lineno"> 439</span>  <span class="keywordflow">while</span> (thisState != null && otherState != null)</div> |
| <div class="line"><a name="l00440"></a><span class="lineno"> 440</span>  {</div> |
| <div class="line"><a name="l00441"></a><span class="lineno"> 441</span>  <span class="keywordflow">if</span> (otherState.attribute.GetType() != thisState.attribute.GetType() || !otherState.attribute.Equals(thisState.attribute))</div> |
| <div class="line"><a name="l00442"></a><span class="lineno"> 442</span>  {</div> |
| <div class="line"><a name="l00443"></a><span class="lineno"> 443</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div> |
| <div class="line"><a name="l00444"></a><span class="lineno"> 444</span>  }</div> |
| <div class="line"><a name="l00445"></a><span class="lineno"> 445</span>  thisState = thisState.next;</div> |
| <div class="line"><a name="l00446"></a><span class="lineno"> 446</span>  otherState = otherState.next;</div> |
| <div class="line"><a name="l00447"></a><span class="lineno"> 447</span>  }</div> |
| <div class="line"><a name="l00448"></a><span class="lineno"> 448</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div> |
| <div class="line"><a name="l00449"></a><span class="lineno"> 449</span>  }</div> |
| <div class="line"><a name="l00450"></a><span class="lineno"> 450</span>  <span class="keywordflow">else</span></div> |
| <div class="line"><a name="l00451"></a><span class="lineno"> 451</span>  {</div> |
| <div class="line"><a name="l00452"></a><span class="lineno"> 452</span>  <span class="keywordflow">return</span> !other.<a class="code" href="class_lucene_1_1_net_1_1_util_1_1_attribute_source.html#a7335286469fdd008e4a7d40cc97056ab" title="Returns true, iff this AttributeSource has any attributes ">HasAttributes</a>;</div> |
| <div class="line"><a name="l00453"></a><span class="lineno"> 453</span>  }</div> |
| <div class="line"><a name="l00454"></a><span class="lineno"> 454</span>  }</div> |
| <div class="line"><a name="l00455"></a><span class="lineno"> 455</span>  <span class="keywordflow">else</span></div> |
| <div class="line"><a name="l00456"></a><span class="lineno"> 456</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div> |
| <div class="line"><a name="l00457"></a><span class="lineno"> 457</span>  }</div> |
| <div class="line"><a name="l00458"></a><span class="lineno"> 458</span>  </div> |
| <div class="line"><a name="l00459"></a><span class="lineno"><a class="code" href="class_lucene_1_1_net_1_1_util_1_1_attribute_source.html#a40578cd0ceac27cc1c8107865af89b2a"> 459</a></span>  <span class="keyword">public</span> <span class="keyword">override</span> System.String ToString()</div> |
| <div class="line"><a name="l00460"></a><span class="lineno"> 460</span>  {</div> |
| <div class="line"><a name="l00461"></a><span class="lineno"> 461</span>  System.Text.StringBuilder sb = <span class="keyword">new</span> System.Text.StringBuilder().Append(<span class="charliteral">'('</span>);</div> |
| <div class="line"><a name="l00462"></a><span class="lineno"> 462</span>  </div> |
| <div class="line"><a name="l00463"></a><span class="lineno"> 463</span>  <span class="keywordflow">if</span> (HasAttributes)</div> |
| <div class="line"><a name="l00464"></a><span class="lineno"> 464</span>  {</div> |
| <div class="line"><a name="l00465"></a><span class="lineno"> 465</span>  <span class="keywordflow">if</span> (currentState[0] == null)</div> |
| <div class="line"><a name="l00466"></a><span class="lineno"> 466</span>  {</div> |
| <div class="line"><a name="l00467"></a><span class="lineno"> 467</span>  currentState[0] = GetCurrentState();</div> |
| <div class="line"><a name="l00468"></a><span class="lineno"> 468</span>  }</div> |
| <div class="line"><a name="l00469"></a><span class="lineno"> 469</span>  <span class="keywordflow">for</span> (var state = currentState[0]; state != null; state = state.next)</div> |
| <div class="line"><a name="l00470"></a><span class="lineno"> 470</span>  {</div> |
| <div class="line"><a name="l00471"></a><span class="lineno"> 471</span>  <span class="keywordflow">if</span> (state != currentState[0])</div> |
| <div class="line"><a name="l00472"></a><span class="lineno"> 472</span>  sb.Append(<span class="charliteral">','</span>);</div> |
| <div class="line"><a name="l00473"></a><span class="lineno"> 473</span>  sb.Append(state.attribute.ToString());</div> |
| <div class="line"><a name="l00474"></a><span class="lineno"> 474</span>  }</div> |
| <div class="line"><a name="l00475"></a><span class="lineno"> 475</span>  }</div> |
| <div class="line"><a name="l00476"></a><span class="lineno"> 476</span>  <span class="keywordflow">return</span> sb.Append(<span class="charliteral">')'</span>).ToString();</div> |
| <div class="line"><a name="l00477"></a><span class="lineno"> 477</span>  }</div> |
| <div class="line"><a name="l00478"></a><span class="lineno"> 478</span>  </div> |
| <div class="line"><a name="l00483"></a><span class="lineno"><a class="code" href="class_lucene_1_1_net_1_1_util_1_1_attribute_source.html#a63aa777fc3258cfe0ff89b879bddb376"> 483</a></span>  <span class="keyword">public</span> <span class="keyword">virtual</span> <a class="code" href="class_lucene_1_1_net_1_1_util_1_1_attribute_source.html" title="An AttributeSource contains a list of different Attributes, and methods to add and get them...">AttributeSource</a> CloneAttributes()</div> |
| <div class="line"><a name="l00484"></a><span class="lineno"> 484</span>  {</div> |
| <div class="line"><a name="l00485"></a><span class="lineno"> 485</span>  var clone = <span class="keyword">new</span> <a class="code" href="_char_tokenizer_8cs.html#aed60c4e663aea1a7dec59cf4c3710058">AttributeSource</a>(this.factory);</div> |
| <div class="line"><a name="l00486"></a><span class="lineno"> 486</span>  </div> |
| <div class="line"><a name="l00487"></a><span class="lineno"> 487</span>  <span class="comment">// first clone the impls</span></div> |
| <div class="line"><a name="l00488"></a><span class="lineno"> 488</span>  <span class="keywordflow">if</span> (HasAttributes)</div> |
| <div class="line"><a name="l00489"></a><span class="lineno"> 489</span>  {</div> |
| <div class="line"><a name="l00490"></a><span class="lineno"> 490</span>  <span class="keywordflow">for</span> (var state = GetCurrentState(); state != null; state = state.next)</div> |
| <div class="line"><a name="l00491"></a><span class="lineno"> 491</span>  {</div> |
| <div class="line"><a name="l00492"></a><span class="lineno"> 492</span>  var impl = (<a class="code" href="_single_token_token_stream_8cs.html#a0c6c543e9e03ec9a8e489ea9e99694bf">Attribute</a>) state.attribute.Clone();</div> |
| <div class="line"><a name="l00493"></a><span class="lineno"> 493</span> </div> |
| <div class="line"><a name="l00494"></a><span class="lineno"> 494</span>  <span class="keywordflow">if</span> (!clone.attributeImpls.ContainsKey(impl.GetType()))</div> |
| <div class="line"><a name="l00495"></a><span class="lineno"> 495</span>  {</div> |
| <div class="line"><a name="l00496"></a><span class="lineno"> 496</span>  clone.attributeImpls.Add(<span class="keyword">new</span> AttributeImplItem(impl.GetType(), impl));</div> |
| <div class="line"><a name="l00497"></a><span class="lineno"> 497</span>  }</div> |
| <div class="line"><a name="l00498"></a><span class="lineno"> 498</span>  }</div> |
| <div class="line"><a name="l00499"></a><span class="lineno"> 499</span>  }</div> |
| <div class="line"><a name="l00500"></a><span class="lineno"> 500</span>  </div> |
| <div class="line"><a name="l00501"></a><span class="lineno"> 501</span>  <span class="comment">// now the interfaces</span></div> |
| <div class="line"><a name="l00502"></a><span class="lineno"> 502</span>  <span class="keywordflow">foreach</span> (var att <span class="keywordflow">in</span> this.attributes)</div> |
| <div class="line"><a name="l00503"></a><span class="lineno"> 503</span>  {</div> |
| <div class="line"><a name="l00504"></a><span class="lineno"> 504</span>  clone.attributes.Add(<span class="keyword">new</span> AttributeImplItem(att.Key, clone.attributeImpls[att.Value.GetType()].Value));</div> |
| <div class="line"><a name="l00505"></a><span class="lineno"> 505</span>  }</div> |
| <div class="line"><a name="l00506"></a><span class="lineno"> 506</span>  </div> |
| <div class="line"><a name="l00507"></a><span class="lineno"> 507</span>  <span class="keywordflow">return</span> clone;</div> |
| <div class="line"><a name="l00508"></a><span class="lineno"> 508</span>  }</div> |
| <div class="line"><a name="l00509"></a><span class="lineno"> 509</span>  }</div> |
| <div class="line"><a name="l00510"></a><span class="lineno"> 510</span> }</div> |
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