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| <a href="_phrase_scorer_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="_phrase_scorer_8cs.html#a17a77b770c87cb0e7153982c4171bfcc"> 20</a></span> <span class="keyword">using</span> <a class="code" href="core_2_analysis_2_token_8cs.html#a17a77b770c87cb0e7153982c4171bfcc">TermPositions</a> = Lucene.Net.Index.TermPositions;</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="l00035"></a><span class="lineno"><a class="code" href="class_lucene_1_1_net_1_1_search_1_1_phrase_scorer.html"> 35</a></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_phrase_scorer.html" title="Expert: Scoring functionality for phrase queries. A document is considered matching if it contains t...">PhraseScorer</a>:<a class="code" href="class_lucene_1_1_net_1_1_search_1_1_scorer.html" title="Expert: Common scoring functionality for different types of queries.">Scorer</a></div> |
| <div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  {</div> |
| <div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  <span class="keyword">private</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;</div> |
| <div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  <span class="keyword">protected</span> <span class="keyword">internal</span> byte[] norms;</div> |
| <div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  <span class="keyword">protected</span> <span class="keyword">internal</span> <span class="keywordtype">float</span> value_Renamed;</div> |
| <div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  </div> |
| <div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  <span class="keyword">private</span> <span class="keywordtype">bool</span> firstTime = <span class="keyword">true</span>;</div> |
| <div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  <span class="keyword">private</span> <span class="keywordtype">bool</span> more = <span class="keyword">true</span>;</div> |
| <div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  <span class="keyword">protected</span> <span class="keyword">internal</span> <a class="code" href="class_lucene_1_1_net_1_1_search_1_1_phrase_queue.html">PhraseQueue</a> pq;</div> |
| <div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  <span class="keyword">protected</span> <span class="keyword">internal</span> <a class="code" href="class_lucene_1_1_net_1_1_search_1_1_phrase_positions.html" title="Position of a term in a document that takes into account the term offset within the phrase...">PhrasePositions</a> first, last;</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">float</span> freq; <span class="comment">//prhase frequency in current doc as computed by phraseFreq().</span></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>  <span class="keyword">internal</span> <a class="code" href="class_lucene_1_1_net_1_1_search_1_1_phrase_scorer.html" title="Expert: Scoring functionality for phrase queries. A document is considered matching if it contains t...">PhraseScorer</a>(<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, <a class="code" href="core_2_analysis_2_token_8cs.html#a17a77b770c87cb0e7153982c4171bfcc">TermPositions</a>[] tps, <span class="keywordtype">int</span>[] offsets, <a class="code" href="class_lucene_1_1_net_1_1_search_1_1_similarity.html" title="Expert: Scoring API. Subclasses implement search scoring.">Similarity</a> similarity, byte[] norms):base(similarity)</div> |
| <div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  {</div> |
| <div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  this.norms = norms;</div> |
| <div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  this.weight = weight;</div> |
| <div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  this.value_Renamed = weight.<a class="code" href="class_lucene_1_1_net_1_1_search_1_1_weight.html#a3c76b2c40a71faaa86352b5fe90a4bd0" title="The weight for this query. ">Value</a>;</div> |
| <div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  </div> |
| <div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  <span class="comment">// convert tps to a list of phrase positions.</span></div> |
| <div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  <span class="comment">// note: phrase-position differs from term-position in that its position</span></div> |
| <div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  <span class="comment">// reflects the phrase offset: pp.pos = tp.pos - offset.</span></div> |
| <div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  <span class="comment">// this allows to easily identify a matching (exact) phrase </span></div> |
| <div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  <span class="comment">// when all PhrasePositions have exactly the same position.</span></div> |
| <div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < tps.Length; i++)</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>  <a class="code" href="class_lucene_1_1_net_1_1_search_1_1_phrase_positions.html" title="Position of a term in a document that takes into account the term offset within the phrase...">PhrasePositions</a> pp = <span class="keyword">new</span> <a class="code" href="class_lucene_1_1_net_1_1_search_1_1_phrase_positions.html" title="Position of a term in a document that takes into account the term offset within the phrase...">PhrasePositions</a>(tps[i], offsets[i]);</div> |
| <div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  <span class="keywordflow">if</span> (last != null)</div> |
| <div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  {</div> |
| <div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  <span class="comment">// add next to end of list</span></div> |
| <div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  last.next = pp;</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">else</span></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>  first = pp;</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>  last = pp;</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"> 74</span>  pq = <span class="keyword">new</span> <a class="code" href="class_lucene_1_1_net_1_1_search_1_1_phrase_queue.html">PhraseQueue</a>(tps.Length); <span class="comment">// construct empty pq</span></div> |
| <div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  first.doc = - 1;</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>  </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_phrase_scorer.html#ac82ad28ce2f29124d2a501f5aabfd549"> 78</a></span>  <span class="keyword">public</span> <span class="keyword">override</span> <span class="keywordtype">int</span> DocID()</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="keywordflow">return</span> first.doc;</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_phrase_scorer.html#a70fbe821f002325072a615864f9907fb"> 83</a></span>  <span class="keyword">public</span> <span class="keyword">override</span> <span class="keywordtype">int</span> NextDoc()</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>  <span class="keywordflow">if</span> (firstTime)</div> |
| <div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  {</div> |
| <div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  Init();</div> |
| <div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  firstTime = <span class="keyword">false</span>;</div> |
| <div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  }</div> |
| <div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  <span class="keywordflow">else</span> <span class="keywordflow">if</span> (more)</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>  more = last.Next(); <span class="comment">// trigger further scanning</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">if</span> (!DoNext())</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>  first.doc = NO_MORE_DOCS;</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>  <span class="keywordflow">return</span> first.doc;</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"> 101</span>  <span class="comment">// next without initial increment</span></div> |
| <div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  <span class="keyword">private</span> <span class="keywordtype">bool</span> DoNext()</div> |
| <div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  {</div> |
| <div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  <span class="keywordflow">while</span> (more)</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>  <span class="keywordflow">while</span> (more && first.doc < last.doc)</div> |
| <div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  {</div> |
| <div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  <span class="comment">// find doc w/ all the terms</span></div> |
| <div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  more = first.SkipTo(last.doc); <span class="comment">// skip first upto last</span></div> |
| <div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  FirstToLast(); <span class="comment">// and move it to the end</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="l00113"></a><span class="lineno"> 113</span>  <span class="keywordflow">if</span> (more)</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="comment">// found a doc with all of the terms</span></div> |
| <div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  freq = PhraseFreq(); <span class="comment">// check for phrase</span></div> |
| <div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  <span class="keywordflow">if</span> (freq == 0.0f)</div> |
| <div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  <span class="comment">// no match</span></div> |
| <div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  more = last.Next();</div> |
| <div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  <span class="comment">// trigger further scanning</span></div> |
| <div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  <span class="keywordflow">else</span></div> |
| <div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>; <span class="comment">// found a match</span></div> |
| <div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  }</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>  <span class="keywordflow">return</span> <span class="keyword">false</span>; <span class="comment">// no more matches</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>  </div> |
| <div class="line"><a name="l00128"></a><span class="lineno"><a class="code" href="class_lucene_1_1_net_1_1_search_1_1_phrase_scorer.html#ae4cf1151ea70c24db7b5170a9015cdff"> 128</a></span>  <span class="keyword">public</span> <span class="keyword">override</span> <span class="keywordtype">float</span> Score()</div> |
| <div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  {</div> |
| <div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  <span class="comment">//System.out.println("scoring " + first.doc);</span></div> |
| <div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  <span class="keywordtype">float</span> raw = <a class="code" href="class_lucene_1_1_net_1_1_search_1_1_similarity.html" title="Expert: Scoring API. Subclasses implement search scoring.">Similarity</a>.<a class="code" href="class_lucene_1_1_net_1_1_search_1_1_similarity.html#ab08940fe117d42b282f342a09b6beba9" title="Computes a score factor based on a term or phrase's frequency in a document. This value is multiplied...">Tf</a>(freq) * value_Renamed; <span class="comment">// raw score</span></div> |
| <div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  <span class="keywordflow">return</span> norms == null?raw:raw * <a class="code" href="class_lucene_1_1_net_1_1_search_1_1_similarity.html" title="Expert: Scoring API. Subclasses implement search scoring.">Similarity</a>.<a class="code" href="class_lucene_1_1_net_1_1_search_1_1_similarity.html#acd2a4329c78ea23877a82c425fe76188" title="Decodes a normalization factor stored in an index.">DecodeNorm</a>(norms[first.doc]); <span class="comment">// normalize</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_phrase_scorer.html#ac751bb1d7232eb2557356cf9f5700416"> 135</a></span>  <span class="keyword">public</span> <span class="keyword">override</span> <span class="keywordtype">int</span> Advance(<span class="keywordtype">int</span> target)</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>  firstTime = <span class="keyword">false</span>;</div> |
| <div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  <span class="keywordflow">for</span> (<a class="code" href="class_lucene_1_1_net_1_1_search_1_1_phrase_positions.html" title="Position of a term in a document that takes into account the term offset within the phrase...">PhrasePositions</a> pp = first; more && pp != null; pp = pp.next)</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>  more = pp.SkipTo(target);</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>  <span class="keywordflow">if</span> (more)</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_sort.html" title="Encapsulates sort criteria for returned hits.">Sort</a>(); <span class="comment">// re-sort</span></div> |
| <div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  }</div> |
| <div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  <span class="keywordflow">if</span> (!DoNext())</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>  first.doc = NO_MORE_DOCS;</div> |
| <div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  }</div> |
| <div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  <span class="keywordflow">return</span> first.doc;</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="l00157"></a><span class="lineno"><a class="code" href="class_lucene_1_1_net_1_1_search_1_1_phrase_scorer.html#a6cbacb9e28c8de347d3e585d7faf85f0"> 157</a></span>  <span class="keyword">public</span> <span class="keywordtype">float</span> CurrentFreq()</div> |
| <div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  {</div> |
| <div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  <span class="keywordflow">return</span> freq;</div> |
| <div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  }</div> |
| <div class="line"><a name="l00161"></a><span class="lineno"> 161</span> </div> |
| <div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  <span class="keyword">protected</span> <span class="keyword">internal</span> <span class="keyword">abstract</span> <span class="keywordtype">float</span> PhraseFreq();</div> |
| <div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  </div> |
| <div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  <span class="keyword">private</span> <span class="keywordtype">void</span> Init()</div> |
| <div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  {</div> |
| <div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  <span class="keywordflow">for</span> (<a class="code" href="class_lucene_1_1_net_1_1_search_1_1_phrase_positions.html" title="Position of a term in a document that takes into account the term offset within the phrase...">PhrasePositions</a> pp = first; more && pp != null; pp = pp.next)</div> |
| <div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  {</div> |
| <div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  more = pp.Next();</div> |
| <div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  }</div> |
| <div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  <span class="keywordflow">if</span> (more)</div> |
| <div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  {</div> |
| <div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  Sort();</div> |
| <div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  }</div> |
| <div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  }</div> |
| <div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  </div> |
| <div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  <span class="keyword">private</span> <span class="keywordtype">void</span> Sort()</div> |
| <div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  {</div> |
| <div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  pq.Clear();</div> |
| <div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  <span class="keywordflow">for</span> (PhrasePositions pp = first; pp != null; pp = pp.next)</div> |
| <div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  {</div> |
| <div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  pq.Add(pp);</div> |
| <div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  }</div> |
| <div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  PqToList();</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>  </div> |
| <div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  <span class="keyword">protected</span> <span class="keyword">internal</span> <span class="keywordtype">void</span> PqToList()</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>  last = first = null;</div> |
| <div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  <span class="keywordflow">while</span> (pq.Top() != null)</div> |
| <div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  {</div> |
| <div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  PhrasePositions pp = pq.Pop();</div> |
| <div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  <span class="keywordflow">if</span> (last != null)</div> |
| <div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  {</div> |
| <div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  <span class="comment">// add next to end of list</span></div> |
| <div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  last.next = pp;</div> |
| <div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  }</div> |
| <div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  <span class="keywordflow">else</span></div> |
| <div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  first = pp;</div> |
| <div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  last = pp;</div> |
| <div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  pp.next = null;</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>  }</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>  <span class="keyword">protected</span> <span class="keyword">internal</span> <span class="keywordtype">void</span> FirstToLast()</div> |
| <div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  {</div> |
| <div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  last.next = first; <span class="comment">// move first to end of list</span></div> |
| <div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  last = first;</div> |
| <div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  first = first.next;</div> |
| <div class="line"><a name="l00216"></a><span class="lineno"> 216</span>  last.next = null;</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>  </div> |
| <div class="line"><a name="l00219"></a><span class="lineno"><a class="code" href="class_lucene_1_1_net_1_1_search_1_1_phrase_scorer.html#a5b1d7ec352eeb41a7818ec2e22a7beec"> 219</a></span>  <span class="keyword">public</span> <span class="keyword">override</span> System.String ToString()</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>  <span class="keywordflow">return</span> <span class="stringliteral">"scorer("</span> + weight + <span class="stringliteral">")"</span>;</div> |
| <div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  }</div> |
| <div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  }</div> |
| <div class="line"><a name="l00224"></a><span class="lineno"> 224</span> }</div> |
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