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|  <span id="projectnumber">3.0.3</span> |
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| <div class="title">FieldCacheSource.cs</div> </div> |
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| <a href="_field_cache_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> </div> |
| <div class="line"><a name="l00020"></a><span class="lineno"><a class="code" href="_field_cache_source_8cs.html#a2a6914ea10bbe06764856e29e5674e66"> 20</a></span> <span class="keyword">using</span> <a class="code" href="_more_like_this_8cs.html#a2a6914ea10bbe06764856e29e5674e66">IndexReader</a> = Lucene.Net.Index.IndexReader;</div> |
| <div class="line"><a name="l00021"></a><span class="lineno"><a class="code" href="_field_cache_source_8cs.html#ae3da15e75141cdc8cab8107899059bb1"> 21</a></span> <span class="keyword">using</span> <a class="code" href="_numeric_field_8cs.html#ae3da15e75141cdc8cab8107899059bb1">FieldCache</a> = Lucene.Net.Search.FieldCache;</div> |
| <div class="line"><a name="l00022"></a><span class="lineno"> 22</span> </div> |
| <div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="keyword">namespace </span>Lucene.Net.Search.Function</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>  </div> |
| <div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  [Serializable]</div> |
| <div class="line"><a name="l00050"></a><span class="lineno"><a class="code" href="class_lucene_1_1_net_1_1_search_1_1_function_1_1_field_cache_source.html"> 50</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_search_1_1_function_1_1_field_cache_source.html" title="Expert: A base class for ValueSource implementations that retrieve values for a single field from the...">FieldCacheSource</a>:<a class="code" href="class_lucene_1_1_net_1_1_search_1_1_function_1_1_value_source.html" title="Expert: source of values for basic function queries. At its default/simplest form, values - one per doc - are used as the score of that doc. Values are instantiated as DocValues for a particular reader. ValueSource implementations differ in RAM requirements: it would always be a factor of the number of documents, but for each document the number of bytes can be 1, 2, 4, or 8.">ValueSource</a></div> |
| <div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  {</div> |
| <div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  <span class="keyword">private</span> System.String field;</div> |
| <div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  </div> |
| <div class="line"><a name="l00055"></a><span class="lineno"><a class="code" href="class_lucene_1_1_net_1_1_search_1_1_function_1_1_field_cache_source.html#aafb6d2c8c5811ea13f922cfde71ea9f5"> 55</a></span>  <span class="keyword">protected</span> <a class="code" href="class_lucene_1_1_net_1_1_search_1_1_function_1_1_field_cache_source.html" title="Expert: A base class for ValueSource implementations that retrieve values for a single field from the...">FieldCacheSource</a>(System.String field)</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>  this.field = field;</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>  </div> |
| <div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  <span class="comment">/* (non-Javadoc) <see cref="Lucene.Net.Search.Function.ValueSource.getValues(Lucene.Net.Index.IndexReader) */</span></div> |
| <div class="line"><a name="l00061"></a><span class="lineno"><a class="code" href="class_lucene_1_1_net_1_1_search_1_1_function_1_1_field_cache_source.html#a34fc77288528f7ca41e9a28f90215d40"> 61</a></span>  <span class="keyword">public</span> <span class="keyword">override</span> <a class="code" href="class_lucene_1_1_net_1_1_search_1_1_function_1_1_doc_values.html" title="Expert: represents field values as different types. Normally created via a ValueSuorce for a particul...">DocValues</a> GetValues(<a class="code" href="_more_like_this_8cs.html#a2a6914ea10bbe06764856e29e5674e66">IndexReader</a> reader)</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> GetCachedFieldValues(Lucene.Net.Search.FieldCache_Fields.DEFAULT, field, reader);</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>  </div> |
| <div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  <span class="comment">/* (non-Javadoc) <see cref="Lucene.Net.Search.Function.ValueSource.description() */</span></div> |
| <div class="line"><a name="l00067"></a><span class="lineno"><a class="code" href="class_lucene_1_1_net_1_1_search_1_1_function_1_1_field_cache_source.html#a979d5b10f64f9bb405895034be698e99"> 67</a></span>  <span class="keyword">public</span> <span class="keyword">override</span> System.String Description()</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="keywordflow">return</span> field;</div> |
| <div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  }</div> |
| <div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  </div> |
| <div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  <span class="keyword">public</span> <span class="keyword">abstract</span> <a class="code" href="class_lucene_1_1_net_1_1_search_1_1_function_1_1_doc_values.html" title="Expert: represents field values as different types. Normally created via a ValueSuorce for a particul...">DocValues</a> GetCachedFieldValues(<a class="code" href="interface_lucene_1_1_net_1_1_search_1_1_field_cache.html">FieldCache</a> cache, System.String field, <a class="code" href="_more_like_this_8cs.html#a2a6914ea10bbe06764856e29e5674e66">IndexReader</a> reader);</div> |
| <div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  </div> |
| <div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  <span class="comment">/*(non-Javadoc) <see cref="java.lang.Object.equals(java.lang.Object) */</span></div> |
| <div class="line"><a name="l00082"></a><span class="lineno"><a class="code" href="class_lucene_1_1_net_1_1_search_1_1_function_1_1_field_cache_source.html#aa8d1aafc99da4bee2362dee44a2b8d02"> 82</a></span>  <span class="keyword">public</span> <span class="keyword">override</span> <span class="keywordtype">bool</span> Equals(System.Object o)</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">if</span> (!(o is <a class="code" href="class_lucene_1_1_net_1_1_search_1_1_function_1_1_field_cache_source.html" title="Expert: A base class for ValueSource implementations that retrieve values for a single field from the...">FieldCacheSource</a>))</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="keywordflow">return</span> <span class="keyword">false</span>;</div> |
| <div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  }</div> |
| <div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  FieldCacheSource other = (FieldCacheSource) o;</div> |
| <div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  <span class="keywordflow">return</span> this.field.Equals(other.field) && CachedFieldSourceEquals(other);</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>  </div> |
| <div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  <span class="comment">/*(non-Javadoc) <see cref="java.lang.Object.hashCode() */</span></div> |
| <div class="line"><a name="l00093"></a><span class="lineno"><a class="code" href="class_lucene_1_1_net_1_1_search_1_1_function_1_1_field_cache_source.html#a20c16e1f441c28eb9d939f1072083044"> 93</a></span>  <span class="keyword">public</span> <span class="keyword">override</span> <span class="keywordtype">int</span> GetHashCode()</div> |
| <div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  {</div> |
| <div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  <span class="keywordflow">return</span> field.GetHashCode() + CachedFieldSourceHashCode();</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="l00101"></a><span class="lineno"> 101</span>  <span class="keyword">public</span> <span class="keyword">abstract</span> <span class="keywordtype">bool</span> CachedFieldSourceEquals(<a class="code" href="class_lucene_1_1_net_1_1_search_1_1_function_1_1_field_cache_source.html" title="Expert: A base class for ValueSource implementations that retrieve values for a single field from the...">FieldCacheSource</a> other);</div> |
| <div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  </div> |
| <div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  <span class="keyword">public</span> <span class="keyword">abstract</span> <span class="keywordtype">int</span> CachedFieldSourceHashCode();</div> |
| <div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  }</div> |
| <div class="line"><a name="l00110"></a><span class="lineno"> 110</span> }</div> |
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