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| <a href="_simple_faceted_search_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.Text;</div> |
| <div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="keyword">using</span> Lucene.Net.Analysis;</div> |
| <div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="keyword">using</span> Lucene.Net.Documents;</div> |
| <div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="keyword">using</span> Lucene.Net.Analysis.Standard;</div> |
| <div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="keyword">using</span> Lucene.Net.Index;</div> |
| <div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="keyword">using</span> Lucene.Net.Search;</div> |
| <div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="keyword">using</span> Lucene.Net.QueryParsers;</div> |
| <div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="keyword">using</span> Lucene.Net.Store;</div> |
| <div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="keyword">using</span> Lucene.Net.Util;</div> |
| <div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="keyword">using</span> System.Threading;</div> |
| <div class="line"><a name="l00031"></a><span class="lineno"> 31</span> </div> |
| <div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="preprocessor">#if !NET35</span></div> |
| <div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="preprocessor"></span><span class="keyword">using</span> System.Threading.Tasks;</div> |
| <div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="preprocessor">#endif</span></div> |
| <div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="preprocessor"></span></div> |
| <div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="comment">/*</span></div> |
| <div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="comment"> Suppose, we want a faceted search on fields f1 f2 f3, </span></div> |
| <div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="comment"> and their values in index are</span></div> |
| <div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="comment"> </span></div> |
| <div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="comment"> f1 f2 f3</span></div> |
| <div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <span class="comment"> -- -- --</span></div> |
| <div class="line"><a name="l00042"></a><span class="lineno"> 42</span> <span class="comment">doc1 A I 1 </span></div> |
| <div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="comment">doc2 A I 2 </span></div> |
| <div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="comment">doc3 A I 3 </span></div> |
| <div class="line"><a name="l00045"></a><span class="lineno"> 45</span> <span class="comment">doc4 A J 1 </span></div> |
| <div class="line"><a name="l00046"></a><span class="lineno"> 46</span> <span class="comment">doc5 A J 2 </span></div> |
| <div class="line"><a name="l00047"></a><span class="lineno"> 47</span> <span class="comment">doc6 A J 3 </span></div> |
| <div class="line"><a name="l00048"></a><span class="lineno"> 48</span> <span class="comment">doc7 B I 1 </span></div> |
| <div class="line"><a name="l00049"></a><span class="lineno"> 49</span> <span class="comment"> </span></div> |
| <div class="line"><a name="l00050"></a><span class="lineno"> 50</span> <span class="comment"> Algorithm:</span></div> |
| <div class="line"><a name="l00051"></a><span class="lineno"> 51</span> <span class="comment"> 1- Find all possible values for f1 which are (A,B) , for f2 which are (I,J) and for f3 which are (1,2,3)</span></div> |
| <div class="line"><a name="l00052"></a><span class="lineno"> 52</span> <span class="comment"> 2- Find Cartesian Product of (A,B)X(I,J)X(1,2,3). (12 possible groups)</span></div> |
| <div class="line"><a name="l00053"></a><span class="lineno"> 53</span> <span class="comment"> 3- Eliminate the ones that surely result in 0 hits. (for ex, B J 2. since they have no doc. in common)</span></div> |
| <div class="line"><a name="l00054"></a><span class="lineno"> 54</span> <span class="comment">*/</span></div> |
| <div class="line"><a name="l00055"></a><span class="lineno"> 55</span> </div> |
| <div class="line"><a name="l00056"></a><span class="lineno"> 56</span> <span class="comment">/*</span></div> |
| <div class="line"><a name="l00057"></a><span class="lineno"> 57</span> <span class="comment"> TODO: Support for pre-built queries defining groups can be added </span></div> |
| <div class="line"><a name="l00058"></a><span class="lineno"> 58</span> <span class="comment">*/</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="keyword">namespace </span>Lucene.Net.Search</div> |
| <div class="line"><a name="l00061"></a><span class="lineno"> 61</span> {</div> |
| <div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  <span class="keyword">public</span> <span class="keyword">partial class </span><a class="code" href="class_lucene_1_1_net_1_1_search_1_1_simple_faceted_search.html">SimpleFacetedSearch</a> : IDisposable</div> |
| <div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  {</div> |
| <div class="line"><a name="l00064"></a><span class="lineno"><a class="code" href="class_lucene_1_1_net_1_1_search_1_1_simple_faceted_search.html#a35a4e761c606ab513d5c5aab3c7bdb1a"> 64</a></span>  <span class="keyword">public</span> <span class="keyword">const</span> <span class="keywordtype">int</span> DefaultMaxDocPerGroup = 25;</div> |
| <div class="line"><a name="l00065"></a><span class="lineno"><a class="code" href="class_lucene_1_1_net_1_1_search_1_1_simple_faceted_search.html#a119ac8a0dbe4d7ef7a1022e4aed6256d"> 65</a></span>  <span class="keyword">public</span> <span class="keyword">static</span> <span class="keywordtype">int</span> MAX_FACETS = 2048;</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>  <a class="code" href="class_lucene_1_1_net_1_1_index_1_1_index_reader.html" title="IndexReader is an abstract class, providing an interface for accessing an index. Search of an index i...">IndexReader</a> _Reader;</div> |
| <div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  List<KeyValuePair<List<string>, <a class="code" href="class_lucene_1_1_net_1_1_util_1_1_open_bit_set_d_i_s_i.html">OpenBitSetDISI</a>>> _Groups = <span class="keyword">new</span> List<KeyValuePair<List<string>, <a class="code" href="class_lucene_1_1_net_1_1_util_1_1_open_bit_set_d_i_s_i.html">OpenBitSetDISI</a>>>();</div> |
| <div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  </div> |
| <div class="line"><a name="l00070"></a><span class="lineno"><a class="code" href="class_lucene_1_1_net_1_1_search_1_1_simple_faceted_search.html#afe136d69fd23632f9317406a2f643feb"> 70</a></span>  <span class="keyword">public</span> <a class="code" href="class_lucene_1_1_net_1_1_search_1_1_simple_faceted_search.html#afe136d69fd23632f9317406a2f643feb">SimpleFacetedSearch</a>(<a class="code" href="class_lucene_1_1_net_1_1_index_1_1_index_reader.html" title="IndexReader is an abstract class, providing an interface for accessing an index. Search of an index i...">IndexReader</a> reader, <span class="keywordtype">string</span> groupByField) : this(reader, new string[] { groupByField })</div> |
| <div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  {</div> |
| <div class="line"><a name="l00072"></a><span class="lineno"> 72</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"><a class="code" href="class_lucene_1_1_net_1_1_search_1_1_simple_faceted_search.html#ad4985f0eafe467b8ada6c6b5b7785cd5"> 74</a></span>  <span class="keyword">public</span> <a class="code" href="class_lucene_1_1_net_1_1_search_1_1_simple_faceted_search.html">SimpleFacetedSearch</a>(<a class="code" href="class_lucene_1_1_net_1_1_index_1_1_index_reader.html" title="IndexReader is an abstract class, providing an interface for accessing an index. Search of an index i...">IndexReader</a> reader, <span class="keywordtype">string</span>[] groupByFields)</div> |
| <div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  {</div> |
| <div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  this._Reader = reader;</div> |
| <div class="line"><a name="l00077"></a><span class="lineno"> 77</span> </div> |
| <div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  List<FieldValuesBitSets> fieldValuesBitSets = <span class="keyword">new</span> List<FieldValuesBitSets>();</div> |
| <div class="line"><a name="l00079"></a><span class="lineno"> 79</span> </div> |
| <div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  <span class="comment">//STEP 1</span></div> |
| <div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  <span class="comment">//f1 = A, B</span></div> |
| <div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  <span class="comment">//f2 = I, J</span></div> |
| <div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  <span class="comment">//f3 = 1, 2, 3</span></div> |
| <div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  <span class="keywordtype">int</span> maxFacets = 1;</div> |
| <div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  IList<IList<string>> inputToCP = <span class="keyword">new</span> List<IList<string>>();</div> |
| <div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  <span class="keywordflow">foreach</span> (<span class="keywordtype">string</span> field <span class="keywordflow">in</span> groupByFields)</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>  <a class="code" href="class_lucene_1_1_net_1_1_search_1_1_field_values_bit_sets.html">FieldValuesBitSets</a> f = <span class="keyword">new</span> <a class="code" href="class_lucene_1_1_net_1_1_search_1_1_field_values_bit_sets.html">FieldValuesBitSets</a>(reader, field);</div> |
| <div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  maxFacets *= f.<a class="code" href="class_lucene_1_1_net_1_1_search_1_1_field_values_bit_sets.html#a2ee43c39a4f6da95f83c03682a6c784c">FieldValueBitSetPair</a>.Count;</div> |
| <div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  <span class="keywordflow">if</span> (maxFacets > MAX_FACETS) <span class="keywordflow">throw</span> <span class="keyword">new</span> Exception(<span class="stringliteral">"Facet count exceeded "</span> + MAX_FACETS);</div> |
| <div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  fieldValuesBitSets.Add(f);</div> |
| <div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  inputToCP.Add(f.<a class="code" href="class_lucene_1_1_net_1_1_search_1_1_field_values_bit_sets.html#a2ee43c39a4f6da95f83c03682a6c784c">FieldValueBitSetPair</a>.Keys.ToList());</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> </div> |
| <div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  <span class="comment">//STEP 2</span></div> |
| <div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  <span class="comment">// comb1: A I 1</span></div> |
| <div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  <span class="comment">// comb2: A I 2 etc.</span></div> |
| <div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  var cp = inputToCP.CartesianProduct();</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">//SETP 3</span></div> |
| <div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  <span class="comment">//create a single BitSet for each combination</span></div> |
| <div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  <span class="comment">//BitSet1: A AND I AND 1</span></div> |
| <div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  <span class="comment">//BitSet2: A AND I AND 2 etc.</span></div> |
| <div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  <span class="comment">//and remove impossible comb's (for ex, B J 3) from list.</span></div> |
| <div class="line"><a name="l00105"></a><span class="lineno"> 105</span> <span class="preprocessor">#if !NET35</span></div> |
| <div class="line"><a name="l00106"></a><span class="lineno"> 106</span> <span class="preprocessor"></span> Parallel.ForEach(cp, combinations =></div> |
| <div class="line"><a name="l00107"></a><span class="lineno"> 107</span> #<span class="keywordflow">else</span></div> |
| <div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  <span class="keywordflow">foreach</span>(var combinations in cp)</div> |
| <div class="line"><a name="l00109"></a><span class="lineno"> 109</span> #endif</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>  <a class="code" href="class_lucene_1_1_net_1_1_util_1_1_open_bit_set_d_i_s_i.html">OpenBitSetDISI</a> bitSet = <span class="keyword">new</span> <a class="code" href="_caching_wrapper_filter_8cs.html#a66ecd2e4919dc3b8a82041b62e31d883">OpenBitSetDISI</a>(_Reader.MaxDoc);</div> |
| <div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  bitSet.<a class="code" href="class_lucene_1_1_net_1_1_util_1_1_open_bit_set.html#acfb26a60d06cb5c1231ab2e441acf049" title="sets a bit, expanding the set size if necessary ">Set</a>(0, bitSet.<a class="code" href="class_lucene_1_1_net_1_1_util_1_1_open_bit_set.html#a19662b649fa0cfc0b67234a37bde2bd5" title="Returns the current capacity of this set. Included for compatibility. This is not equal to Cardinalit...">Size</a>());</div> |
| <div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  List<string> comb = combinations.ToList();</div> |
| <div class="line"><a name="l00114"></a><span class="lineno"> 114</span> </div> |
| <div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> j = 0; j < comb.Count; j++)</div> |
| <div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  {</div> |
| <div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  bitSet.<a class="code" href="class_lucene_1_1_net_1_1_util_1_1_open_bit_set.html#a6fdeb324fef4eec0c3801968b67f42a8">And</a>(fieldValuesBitSets[j].FieldValueBitSetPair[comb[j]]);</div> |
| <div class="line"><a name="l00118"></a><span class="lineno"> 118</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>  <span class="comment">//STEP 3</span></div> |
| <div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  <span class="keywordflow">if</span> (bitSet.<a class="code" href="class_lucene_1_1_net_1_1_util_1_1_open_bit_set.html#a80b948d365c48ddaa7ee1d84a938f3f1">Cardinality</a>() > 0)</div> |
| <div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  {</div> |
| <div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  lock(_Groups)</div> |
| <div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  _Groups.Add(<span class="keyword">new</span> KeyValuePair<List<string>, <a class="code" href="class_lucene_1_1_net_1_1_util_1_1_open_bit_set_d_i_s_i.html">OpenBitSetDISI</a>>(comb, bitSet));</div> |
| <div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  }</div> |
| <div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  }</div> |
| <div class="line"><a name="l00127"></a><span class="lineno"> 127</span> <span class="preprocessor">#if !NET35</span></div> |
| <div class="line"><a name="l00128"></a><span class="lineno"> 128</span> <span class="preprocessor"></span> );</div> |
| <div class="line"><a name="l00129"></a><span class="lineno"> 129</span> <span class="preprocessor">#endif</span></div> |
| <div class="line"><a name="l00130"></a><span class="lineno"> 130</span> <span class="preprocessor"></span></div> |
| <div class="line"><a name="l00131"></a><span class="lineno"> 131</span> </div> |
| <div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  <span class="comment">//Now _Groups has 7 rows (as <List<string>, BitSet> pairs) </span></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="l00135"></a><span class="lineno"><a class="code" href="class_lucene_1_1_net_1_1_search_1_1_simple_faceted_search.html#a85248bba036303d3958b0f237ab6da7f"> 135</a></span>  <span class="keyword">public</span> <a class="code" href="class_lucene_1_1_net_1_1_search_1_1_simple_faceted_search_1_1_hits.html">Hits</a> Search(<a class="code" href="class_lucene_1_1_net_1_1_search_1_1_query.html" title="The abstract base class for queries. Instantiable subclasses are: TermQuery MultiTermQuery BooleanQ...">Query</a> query)</div> |
| <div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  {</div> |
| <div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  <span class="keywordflow">return</span> Search(query, DefaultMaxDocPerGroup);</div> |
| <div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  }</div> |
| <div class="line"><a name="l00139"></a><span class="lineno"> 139</span> </div> |
| <div class="line"><a name="l00140"></a><span class="lineno"><a class="code" href="class_lucene_1_1_net_1_1_search_1_1_simple_faceted_search.html#a5b9843b792635342602a555c99b588cc"> 140</a></span>  <span class="keyword">public</span> <a class="code" href="class_lucene_1_1_net_1_1_search_1_1_simple_faceted_search_1_1_hits.html">Hits</a> Search(<a class="code" href="class_lucene_1_1_net_1_1_search_1_1_query.html" title="The abstract base class for queries. Instantiable subclasses are: TermQuery MultiTermQuery BooleanQ...">Query</a> query, <span class="keywordtype">int</span> maxDocPerGroup)</div> |
| <div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  {</div> |
| <div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  var hitsPerGroup = <span class="keyword">new</span> List<HitsPerFacet>();</div> |
| <div class="line"><a name="l00143"></a><span class="lineno"> 143</span> </div> |
| <div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  <a class="code" href="class_lucene_1_1_net_1_1_search_1_1_doc_id_set.html" title="A DocIdSet contains a set of doc ids. Implementing classes must only implement Iterator to provide ac...">DocIdSet</a> queryDocidSet = <span class="keyword">new</span> <a class="code" href="class_lucene_1_1_net_1_1_search_1_1_caching_wrapper_filter.html" title="Wraps another filter's result and caches it. The purpose is to allow filters to simply filter...">CachingWrapperFilter</a>(<span class="keyword">new</span> <a class="code" href="class_lucene_1_1_net_1_1_search_1_1_query_wrapper_filter.html" title="Constrains search results to only match those which also match a provided query.">QueryWrapperFilter</a>(query)).<a class="code" href="class_lucene_1_1_net_1_1_search_1_1_caching_wrapper_filter.html#a6331e109689ac5b8aafaf8cf0094f737">GetDocIdSet</a>(_Reader);</div> |
| <div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  var actions = <span class="keyword">new</span> Action[_Groups.Count]; </div> |
| <div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < _Groups.Count; i++)</div> |
| <div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  {</div> |
| <div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  var h = <span class="keyword">new</span> <a class="code" href="class_lucene_1_1_net_1_1_search_1_1_simple_faceted_search_1_1_hits_per_facet.html">HitsPerFacet</a>(<span class="keyword">new</span> <a class="code" href="class_lucene_1_1_net_1_1_search_1_1_simple_faceted_search_1_1_facet_name.html">FacetName</a>(_Groups[i].Key.ToArray()), _Reader, queryDocidSet, _Groups[i].Value, maxDocPerGroup);</div> |
| <div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  hitsPerGroup.Add(h);</div> |
| <div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  actions[i] = h.Calculate;</div> |
| <div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  }</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> <span class="preprocessor">#if !NET35</span></div> |
| <div class="line"><a name="l00154"></a><span class="lineno"> 154</span> <span class="preprocessor"></span> Parallel.Invoke(actions);</div> |
| <div class="line"><a name="l00155"></a><span class="lineno"> 155</span> <span class="preprocessor">#else</span></div> |
| <div class="line"><a name="l00156"></a><span class="lineno"> 156</span> <span class="preprocessor"></span> <span class="keywordflow">foreach</span> (var action <span class="keywordflow">in</span> actions)</div> |
| <div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  action();</div> |
| <div class="line"><a name="l00158"></a><span class="lineno"> 158</span> <span class="preprocessor">#endif</span></div> |
| <div class="line"><a name="l00159"></a><span class="lineno"> 159</span> <span class="preprocessor"></span> </div> |
| <div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  <a class="code" href="class_lucene_1_1_net_1_1_search_1_1_simple_faceted_search_1_1_hits.html">Hits</a> hits = <span class="keyword">new</span> <a class="code" href="class_lucene_1_1_net_1_1_search_1_1_simple_faceted_search_1_1_hits.html">Hits</a> {<a class="code" href="class_lucene_1_1_net_1_1_search_1_1_simple_faceted_search_1_1_hits_per_facet.html">HitsPerFacet</a> = hitsPerGroup.ToArray()};</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>  <span class="keywordflow">return</span> hits;</div> |
| <div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  }</div> |
| <div class="line"><a name="l00164"></a><span class="lineno"> 164</span> </div> |
| <div class="line"><a name="l00165"></a><span class="lineno"><a class="code" href="class_lucene_1_1_net_1_1_search_1_1_simple_faceted_search.html#a81d83ce97b7932f37d12e453393dcd8b"> 165</a></span>  <span class="keyword">public</span> <span class="keywordtype">void</span> Dispose()</div> |
| <div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  {</div> |
| <div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  }</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> |
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