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| <div class="title">SegmentTermEnum.cs</div> </div> |
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| <a href="_segment_term_enum_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"><a class="code" href="_segment_term_enum_8cs.html#a12195e9150e4d7af469b90ac95cc47ee"> 18</a></span> <span class="keyword">using</span> <a class="code" href="_byte_slice_reader_8cs.html#a12195e9150e4d7af469b90ac95cc47ee">IndexInput</a> = Lucene.Net.Store.IndexInput;</div> |
| <div class="line"><a name="l00019"></a><span class="lineno"> 19</span> </div> |
| <div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="keyword">namespace </span>Lucene.Net.Index</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">internal</span> sealed <span class="keyword">class </span>SegmentTermEnum : <a class="code" href="_field_cache_impl_8cs.html#a9ad914d1fb876bdbb16a70f17895b145">TermEnum</a>, System.ICloneable</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>  <span class="keyword">private</span> <a class="code" href="_byte_slice_reader_8cs.html#a12195e9150e4d7af469b90ac95cc47ee">IndexInput</a> input;</div> |
| <div class="line"><a name="l00025"></a><span class="lineno"> 25</span>  <span class="keyword">internal</span> FieldInfos fieldInfos;</div> |
| <div class="line"><a name="l00026"></a><span class="lineno"> 26</span>  <span class="keyword">internal</span> <span class="keywordtype">long</span> size;</div> |
| <div class="line"><a name="l00027"></a><span class="lineno"> 27</span>  <span class="keyword">internal</span> <span class="keywordtype">long</span> position = - 1;</div> |
| <div class="line"><a name="l00028"></a><span class="lineno"> 28</span>  </div> |
| <div class="line"><a name="l00029"></a><span class="lineno"> 29</span>  <span class="keyword">private</span> TermBuffer termBuffer = <span class="keyword">new</span> TermBuffer();</div> |
| <div class="line"><a name="l00030"></a><span class="lineno"> 30</span>  <span class="keyword">private</span> TermBuffer prevBuffer = <span class="keyword">new</span> TermBuffer();</div> |
| <div class="line"><a name="l00031"></a><span class="lineno"> 31</span>  <span class="keyword">private</span> TermBuffer scanBuffer = <span class="keyword">new</span> TermBuffer(); <span class="comment">// used for scanning</span></div> |
| <div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  </div> |
| <div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  <span class="keyword">private</span> <a class="code" href="_field_phrase_list_8cs.html#a2d1cbe4942c5a9c67961e361dbfb4a51">TermInfo</a> termInfo = <span class="keyword">new</span> <a class="code" href="_field_phrase_list_8cs.html#a2d1cbe4942c5a9c67961e361dbfb4a51">TermInfo</a>();</div> |
| <div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  </div> |
| <div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  <span class="keyword">private</span> readonly <span class="keywordtype">int</span> format;</div> |
| <div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  <span class="keyword">private</span> readonly <span class="keywordtype">bool</span> isIndex = <span class="keyword">false</span>;</div> |
| <div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  <span class="keyword">internal</span> <span class="keywordtype">long</span> indexPointer = 0;</div> |
| <div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  <span class="keyword">internal</span> <span class="keywordtype">int</span> indexInterval;</div> |
| <div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  <span class="keyword">internal</span> <span class="keywordtype">int</span> skipInterval;</div> |
| <div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  <span class="keyword">internal</span> <span class="keywordtype">int</span> maxSkipLevels;</div> |
| <div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  <span class="keyword">private</span> readonly <span class="keywordtype">int</span> formatM1SkipInterval;</div> |
| <div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  </div> |
| <div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  <span class="keyword">internal</span> SegmentTermEnum(<a class="code" href="_byte_slice_reader_8cs.html#a12195e9150e4d7af469b90ac95cc47ee">IndexInput</a> i, FieldInfos fis, <span class="keywordtype">bool</span> isi)</div> |
| <div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  {</div> |
| <div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  input = i;</div> |
| <div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  fieldInfos = fis;</div> |
| <div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  isIndex = isi;</div> |
| <div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  maxSkipLevels = 1; <span class="comment">// use single-level skip lists for formats > -3 </span></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>  <span class="keywordtype">int</span> firstInt = input.ReadInt();</div> |
| <div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  <span class="keywordflow">if</span> (firstInt >= 0)</div> |
| <div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  {</div> |
| <div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  <span class="comment">// original-format file, without explicit format version number</span></div> |
| <div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  format = 0;</div> |
| <div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  size = firstInt;</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="comment">// back-compatible settings</span></div> |
| <div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  indexInterval = 128;</div> |
| <div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  skipInterval = System.Int32.MaxValue; <span class="comment">// switch off skipTo optimization</span></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">else</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="comment">// we have a format version number</span></div> |
| <div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  format = firstInt;</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">// check that it is a format we can understand</span></div> |
| <div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  <span class="keywordflow">if</span> (format < TermInfosWriter.FORMAT_CURRENT)</div> |
| <div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  <span class="keywordflow">throw</span> <span class="keyword">new</span> <a class="code" href="_index_searcher_8cs.html#abf029fdf5416b36731b7e3e3643f6eb0">CorruptIndexException</a>(<span class="stringliteral">"Unknown format version:"</span> + format + <span class="stringliteral">" expected "</span> + TermInfosWriter.FORMAT_CURRENT + <span class="stringliteral">" or higher"</span>);</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>  size = input.ReadLong(); <span class="comment">// read the size</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>  <span class="keywordflow">if</span> (format == - 1)</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>  <span class="keywordflow">if</span> (!isIndex)</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>  indexInterval = input.ReadInt();</div> |
| <div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  formatM1SkipInterval = input.ReadInt();</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>  <span class="comment">// switch off skipTo optimization for file format prior to 1.4rc2 in order to avoid a bug in </span></div> |
| <div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  <span class="comment">// skipTo implementation of these versions</span></div> |
| <div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  skipInterval = System.Int32.MaxValue;</div> |
| <div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  }</div> |
| <div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  <span class="keywordflow">else</span></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>  indexInterval = input.ReadInt();</div> |
| <div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  skipInterval = input.ReadInt();</div> |
| <div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  <span class="keywordflow">if</span> (format <= TermInfosWriter.FORMAT)</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="comment">// this new format introduces multi-level skipping</span></div> |
| <div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  maxSkipLevels = input.ReadInt();</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>  }</div> |
| <div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  System.Diagnostics.Debug.Assert(indexInterval > 0, <span class="stringliteral">"indexInterval="</span> + indexInterval + <span class="stringliteral">" is negative; must be > 0"</span>);</div> |
| <div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  System.Diagnostics.Debug.Assert(skipInterval > 0, <span class="stringliteral">"skipInterval="</span> + skipInterval + <span class="stringliteral">" is negative; must be > 0"</span>);</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> (format > TermInfosWriter.FORMAT_VERSION_UTF8_LENGTH_IN_BYTES)</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>  termBuffer.SetPreUTF8Strings();</div> |
| <div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  scanBuffer.SetPreUTF8Strings();</div> |
| <div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  prevBuffer.SetPreUTF8Strings();</div> |
| <div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  }</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>  </div> |
| <div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  <span class="keyword">public</span> System.Object Clone()</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>  SegmentTermEnum clone = null;</div> |
| <div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  <span class="keywordflow">try</span></div> |
| <div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  {</div> |
| <div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  clone = (SegmentTermEnum) base.MemberwiseClone();</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>  <span class="keywordflow">catch</span> (System.Exception)</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>  }</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>  clone.input = (<a class="code" href="_byte_slice_reader_8cs.html#a12195e9150e4d7af469b90ac95cc47ee">IndexInput</a>) input.Clone();</div> |
| <div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  clone.termInfo = <span class="keyword">new</span> <a class="code" href="_field_phrase_list_8cs.html#a2d1cbe4942c5a9c67961e361dbfb4a51">TermInfo</a>(termInfo);</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>  clone.termBuffer = (TermBuffer) termBuffer.Clone();</div> |
| <div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  clone.prevBuffer = (TermBuffer) prevBuffer.Clone();</div> |
| <div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  clone.scanBuffer = <span class="keyword">new</span> TermBuffer();</div> |
| <div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  </div> |
| <div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  <span class="keywordflow">return</span> clone;</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="keyword">internal</span> <span class="keywordtype">void</span> Seek(<span class="keywordtype">long</span> pointer, <span class="keywordtype">long</span> p, <a class="code" href="_more_like_this_8cs.html#a8797eb30ce21b31829d3e3a43a20e3b9">Term</a> t, <a class="code" href="_field_phrase_list_8cs.html#a2d1cbe4942c5a9c67961e361dbfb4a51">TermInfo</a> ti)</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>  input.Seek(pointer);</div> |
| <div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  position = p;</div> |
| <div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  termBuffer.Set(t);</div> |
| <div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  prevBuffer.Reset();</div> |
| <div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  termInfo.Set(ti);</div> |
| <div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  }</div> |
| <div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  </div> |
| <div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  <span class="keyword">public</span> <span class="keyword">override</span> <span class="keywordtype">bool</span> Next()</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">if</span> (position++ >= size - 1)</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>  prevBuffer.Set(termBuffer);</div> |
| <div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  termBuffer.Reset();</div> |
| <div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div> |
| <div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  }</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>  prevBuffer.Set(termBuffer);</div> |
| <div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  termBuffer.Read(input, fieldInfos);</div> |
| <div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  </div> |
| <div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  termInfo.docFreq = input.ReadVInt(); <span class="comment">// read doc freq</span></div> |
| <div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  termInfo.freqPointer += input.ReadVLong(); <span class="comment">// read freq pointer</span></div> |
| <div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  termInfo.proxPointer += input.ReadVLong(); <span class="comment">// read prox pointer</span></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">if</span> (format == - 1)</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="comment">// just read skipOffset in order to increment file pointer; </span></div> |
| <div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  <span class="comment">// value is never used since skipTo is switched off</span></div> |
| <div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  <span class="keywordflow">if</span> (!isIndex)</div> |
| <div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  {</div> |
| <div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  <span class="keywordflow">if</span> (termInfo.docFreq > formatM1SkipInterval)</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>  termInfo.skipOffset = input.ReadVInt();</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="l00162"></a><span class="lineno"> 162</span>  }</div> |
| <div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  <span class="keywordflow">else</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"> 165</span>  <span class="keywordflow">if</span> (termInfo.docFreq >= skipInterval)</div> |
| <div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  termInfo.skipOffset = input.ReadVInt();</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>  <span class="keywordflow">if</span> (isIndex)</div> |
| <div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  indexPointer += input.ReadVLong(); <span class="comment">// read index pointer</span></div> |
| <div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  </div> |
| <div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div> |
| <div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  }</div> |
| <div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  </div> |
| <div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  <span class="keyword">internal</span> <span class="keywordtype">int</span> ScanTo(<a class="code" href="_more_like_this_8cs.html#a8797eb30ce21b31829d3e3a43a20e3b9">Term</a> term)</div> |
| <div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  {</div> |
| <div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  scanBuffer.Set(term);</div> |
| <div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  <span class="keywordtype">int</span> count = 0;</div> |
| <div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  <span class="keywordflow">while</span> (scanBuffer.CompareTo(termBuffer) > 0 && Next())</div> |
| <div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  {</div> |
| <div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  count++;</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>  <span class="keywordflow">return</span> count;</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> </div> |
| <div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  <span class="keyword">public</span> <span class="keyword">override</span> <a class="code" href="_more_like_this_8cs.html#a8797eb30ce21b31829d3e3a43a20e3b9">Term</a> <a class="code" href="_more_like_this_8cs.html#a8797eb30ce21b31829d3e3a43a20e3b9">Term</a></div> |
| <div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  {</div> |
| <div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  <span class="keyword">get</span> { <span class="keywordflow">return</span> termBuffer.ToTerm(); }</div> |
| <div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  }</div> |
| <div class="line"><a name="l00196"></a><span class="lineno"> 196</span> </div> |
| <div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  <span class="keyword">public</span> <span class="comment">/*internal*/</span> <a class="code" href="_more_like_this_8cs.html#a8797eb30ce21b31829d3e3a43a20e3b9">Term</a> Prev()</div> |
| <div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  {</div> |
| <div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  <span class="keywordflow">return</span> prevBuffer.ToTerm();</div> |
| <div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  }</div> |
| <div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  </div> |
| <div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  <span class="keyword">internal</span> <a class="code" href="_field_phrase_list_8cs.html#a2d1cbe4942c5a9c67961e361dbfb4a51">TermInfo</a> <a class="code" href="_field_phrase_list_8cs.html#a2d1cbe4942c5a9c67961e361dbfb4a51">TermInfo</a>()</div> |
| <div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  {</div> |
| <div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  <span class="keywordflow">return</span> <span class="keyword">new</span> <a class="code" href="_field_phrase_list_8cs.html#a2d1cbe4942c5a9c67961e361dbfb4a51">TermInfo</a>(termInfo);</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="l00214"></a><span class="lineno"> 214</span>  <span class="keyword">internal</span> <span class="keywordtype">void</span> <a class="code" href="_field_phrase_list_8cs.html#a2d1cbe4942c5a9c67961e361dbfb4a51">TermInfo</a>(<a class="code" href="_field_phrase_list_8cs.html#a2d1cbe4942c5a9c67961e361dbfb4a51">TermInfo</a> ti)</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>  ti.Set(termInfo);</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="l00222"></a><span class="lineno"> 222</span>  <span class="keyword">public</span> <span class="keyword">override</span> <span class="keywordtype">int</span> DocFreq()</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>  <span class="keywordflow">return</span> termInfo.docFreq;</div> |
| <div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  }</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">/* Returns the freqPointer from the current TermInfo in the enumeration.</span></div> |
| <div class="line"><a name="l00228"></a><span class="lineno"> 228</span> <span class="comment"> Initially invalid, valid after next() called for the first time.*/</span></div> |
| <div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  <span class="keyword">internal</span> <span class="keywordtype">long</span> FreqPointer()</div> |
| <div class="line"><a name="l00230"></a><span class="lineno"> 230</span>  {</div> |
| <div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  <span class="keywordflow">return</span> termInfo.freqPointer;</div> |
| <div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  }</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>  <span class="comment">/* Returns the proxPointer from the current TermInfo in the enumeration.</span></div> |
| <div class="line"><a name="l00235"></a><span class="lineno"> 235</span> <span class="comment"> Initially invalid, valid after next() called for the first time.*/</span></div> |
| <div class="line"><a name="l00236"></a><span class="lineno"> 236</span>  <span class="keyword">internal</span> <span class="keywordtype">long</span> ProxPointer()</div> |
| <div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  {</div> |
| <div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  <span class="keywordflow">return</span> termInfo.proxPointer;</div> |
| <div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  }</div> |
| <div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  </div> |
| <div class="line"><a name="l00242"></a><span class="lineno"> 242</span>  <span class="keyword">protected</span> <span class="keyword">override</span> <span class="keywordtype">void</span> Dispose(<span class="keywordtype">bool</span> disposing)</div> |
| <div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  {</div> |
| <div class="line"><a name="l00244"></a><span class="lineno"> 244</span>  input.Dispose();</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>  }</div> |
| <div class="line"><a name="l00247"></a><span class="lineno"> 247</span> }</div> |
| </div><!-- fragment --></div><!-- contents --> |
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