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| <a href="_query_wrapper_filter_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="_query_wrapper_filter_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"> 21</span> </div> |
| <div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="keyword">namespace </span>Lucene.Net.Search</div> |
| <div class="line"><a name="l00023"></a><span class="lineno"> 23</span> {</div> |
| <div class="line"><a name="l00024"></a><span class="lineno"> 24</span>  </div> |
| <div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  [Serializable]</div> |
| <div class="line"><a name="l00038"></a><span class="lineno"><a class="code" href="class_lucene_1_1_net_1_1_search_1_1_query_wrapper_filter.html"> 38</a></span>  <span class="keyword">public</span> <span class="keyword">class </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>:<a class="code" href="class_lucene_1_1_net_1_1_search_1_1_filter.html" title="Abstract base class for restricting which documents may be returned during searching.">Filter</a></div> |
| <div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  {</div> |
| <div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  <span class="keyword">private</span> <span class="keyword">class </span>AnonymousClassDocIdSet:<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></div> |
| <div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  {</div> |
| <div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  <span class="keyword">public</span> AnonymousClassDocIdSet(Lucene.Net.Search.Weight weight, Lucene.Net.Index.IndexReader reader, <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> enclosingInstance)</div> |
| <div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  {</div> |
| <div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  InitBlock(weight, reader, enclosingInstance);</div> |
| <div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  }</div> |
| <div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  <span class="keyword">private</span> <span class="keywordtype">void</span> InitBlock(Lucene.Net.Search.Weight weight, Lucene.Net.Index.IndexReader reader, <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> enclosingInstance)</div> |
| <div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  {</div> |
| <div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  this.weight = weight;</div> |
| <div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  this.reader = reader;</div> |
| <div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  this.enclosingInstance = enclosingInstance;</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> Lucene.Net.Search.Weight weight;</div> |
| <div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  <span class="keyword">private</span> Lucene.Net.Index.IndexReader reader;</div> |
| <div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  <span class="keyword">private</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> enclosingInstance;</div> |
| <div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  <span class="keyword">public</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> Enclosing_Instance</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>  <span class="keyword">get</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="keywordflow">return</span> enclosingInstance;</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>  </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="keyword">public</span> <span class="keyword">override</span> <a class="code" href="class_lucene_1_1_net_1_1_search_1_1_doc_id_set_iterator.html" title="This abstract class defines methods to iterate over a set of non-decreasing doc ids. Note that this class assumes it iterates on doc Ids, and therefore NO_MORE_DOCS is set to Int32.MaxValue in order to be used as a sentinel object. Implementations of this class are expected to consider int.MaxValue as an invalid value. ">DocIdSetIterator</a> Iterator()</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">return</span> weight.Scorer(reader, <span class="keyword">true</span>, <span class="keyword">false</span>);</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> </div> |
| <div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  <span class="keyword">public</span> <span class="keyword">override</span> <span class="keywordtype">bool</span> IsCacheable</div> |
| <div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  {</div> |
| <div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  <span class="keyword">get</span> { <span class="keywordflow">return</span> <span class="keyword">false</span>; }</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>  <span class="keyword">private</span> <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="l00074"></a><span class="lineno"> 74</span>  </div> |
| <div class="line"><a name="l00078"></a><span class="lineno"><a class="code" href="class_lucene_1_1_net_1_1_search_1_1_query_wrapper_filter.html#af4f4cbee40aac5cc4639c9eca8e0f303"> 78</a></span>  <span class="keyword">public</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>(<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="l00079"></a><span class="lineno"> 79</span>  {</div> |
| <div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  this.query = query;</div> |
| <div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  }</div> |
| <div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  </div> |
| <div class="line"><a name="l00083"></a><span class="lineno"><a class="code" href="class_lucene_1_1_net_1_1_search_1_1_query_wrapper_filter.html#aa60ea4910f680501adb0228512e6f4ed"> 83</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_doc_id_set.html" title="A DocIdSet contains a set of doc ids. Implementing classes must only implement Iterator to provide ac...">DocIdSet</a> GetDocIdSet(<a class="code" href="_more_like_this_8cs.html#a2a6914ea10bbe06764856e29e5674e66">IndexReader</a> reader)</div> |
| <div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  {</div> |
| <div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  <a class="code" href="class_lucene_1_1_net_1_1_search_1_1_weight.html" title="Expert: Calculate query weights and build query scorers. The purpose of Weight is to ensure searching...">Weight</a> weight = query.Weight(<span class="keyword">new</span> <a class="code" href="_more_like_this_8cs.html#a507bc55818dbcde9964f629543370b6f">IndexSearcher</a>(reader));</div> |
| <div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  <span class="keywordflow">return</span> <span class="keyword">new</span> AnonymousClassDocIdSet(weight, reader, <span class="keyword">this</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>  </div> |
| <div class="line"><a name="l00089"></a><span class="lineno"><a class="code" href="class_lucene_1_1_net_1_1_search_1_1_query_wrapper_filter.html#a325b57da685c3b332a52a6b15c9b3bf6"> 89</a></span>  <span class="keyword">public</span> <span class="keyword">override</span> System.String ToString()</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">return</span> <span class="stringliteral">"QueryWrapperFilter("</span> + query + <span class="stringliteral">")"</span>;</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"><a class="code" href="class_lucene_1_1_net_1_1_search_1_1_query_wrapper_filter.html#aeb04c24d50cc6e0f6101106058d6596c"> 94</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="l00095"></a><span class="lineno"> 95</span>  {</div> |
| <div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  <span class="keywordflow">if</span> (!(o is <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>))</div> |
| <div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div> |
| <div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  <span class="keywordflow">return</span> this.query.Equals(((QueryWrapperFilter) o).query);</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>  </div> |
| <div class="line"><a name="l00101"></a><span class="lineno"><a class="code" href="class_lucene_1_1_net_1_1_search_1_1_query_wrapper_filter.html#afb2dc4f3305561d4a64ffa43c31f8979"> 101</a></span>  <span class="keyword">public</span> <span class="keyword">override</span> <span class="keywordtype">int</span> GetHashCode()</div> |
| <div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  {</div> |
| <div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  <span class="keywordflow">return</span> query.GetHashCode() ^ unchecked((<span class="keywordtype">int</span>) 0x923F64B9);</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>  }</div> |
| <div class="line"><a name="l00106"></a><span class="lineno"> 106</span> }</div> |
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