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| <div class="title">WordlistLoader.cs</div> </div> |
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| <a href="core_2_analysis_2_wordlist_loader_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.Collections.Generic;</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.Analysis</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>  </div> |
| <div class="line"><a name="l00024"></a><span class="lineno"><a class="code" href="class_lucene_1_1_net_1_1_analysis_1_1_wordlist_loader.html"> 24</a></span>  <span class="keyword">public</span> <span class="keyword">class </span><a class="code" href="class_lucene_1_1_net_1_1_analysis_1_1_wordlist_loader.html" title="Loader for text files that represent a list of stopwords.">WordlistLoader</a></div> |
| <div class="line"><a name="l00025"></a><span class="lineno"> 25</span>  {</div> |
| <div class="line"><a name="l00026"></a><span class="lineno"> 26</span>  </div> |
| <div class="line"><a name="l00034"></a><span class="lineno"><a class="code" href="class_lucene_1_1_net_1_1_analysis_1_1_wordlist_loader.html#a8c03d44044716caeb31ea634057f164f"> 34</a></span>  <span class="keyword">public</span> <span class="keyword">static</span> ISet<string> GetWordSet(System.IO.FileInfo wordfile)</div> |
| <div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  {</div> |
| <div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  <span class="keyword">using</span> (var reader = <span class="keyword">new</span> System.IO.StreamReader(wordfile.FullName, System.Text.Encoding.Default))</div> |
| <div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  {</div> |
| <div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  <span class="keywordflow">return</span> GetWordSet(reader);</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>  }</div> |
| <div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  </div> |
| <div class="line"><a name="l00050"></a><span class="lineno"><a class="code" href="class_lucene_1_1_net_1_1_analysis_1_1_wordlist_loader.html#a9cb9e743592d83000add7e62caeb1675"> 50</a></span>  <span class="keyword">public</span> <span class="keyword">static</span> ISet<string> GetWordSet(System.IO.FileInfo wordfile, System.String comment)</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">using</span> (var reader = <span class="keyword">new</span> System.IO.StreamReader(wordfile.FullName, System.Text.Encoding.Default))</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="keywordflow">return</span> GetWordSet(reader, comment);</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>  }</div> |
| <div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  </div> |
| <div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  </div> |
| <div class="line"><a name="l00066"></a><span class="lineno"><a class="code" href="class_lucene_1_1_net_1_1_analysis_1_1_wordlist_loader.html#a379750a77b612c2b25532db7e781e4c8"> 66</a></span>  <span class="keyword">public</span> <span class="keyword">static</span> ISet<string> GetWordSet(System.IO.TextReader reader)</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>  var result = Support.Compatibility.SetFactory.CreateHashSet<<span class="keywordtype">string</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>  System.String word;</div> |
| <div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  <span class="keywordflow">while</span> ((word = reader.ReadLine()) != null)</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>  result.Add(word.Trim());</div> |
| <div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  }</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>  <span class="keywordflow">return</span> result;</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> </div> |
| <div class="line"><a name="l00091"></a><span class="lineno"><a class="code" href="class_lucene_1_1_net_1_1_analysis_1_1_wordlist_loader.html#a27658a0a61bd1059f0e5d69632168b9b"> 91</a></span>  <span class="keyword">public</span> <span class="keyword">static</span> ISet<string> GetWordSet(System.IO.TextReader reader, System.String comment)</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>  var result = Support.Compatibility.SetFactory.CreateHashSet<<span class="keywordtype">string</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>  System.String word = null;</div> |
| <div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  <span class="keywordflow">while</span> ((word = reader.ReadLine()) != null)</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">if</span> (word.StartsWith(comment) == <span class="keyword">false</span>)</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>  result.Add(word.Trim());</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="keywordflow">return</span> result;</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> |
| <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> </div> |
| <div class="line"><a name="l00117"></a><span class="lineno"><a class="code" href="class_lucene_1_1_net_1_1_analysis_1_1_wordlist_loader.html#a554fc1a6206c235be69f5c9e4c358372"> 117</a></span>  <span class="keyword">public</span> <span class="keyword">static</span> Dictionary<string, string> GetStemDict(System.IO.FileInfo wordstemfile)</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>  <span class="keywordflow">if</span> (wordstemfile == null)</div> |
| <div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  <span class="keywordflow">throw</span> <span class="keyword">new</span> System.NullReferenceException(<span class="stringliteral">"wordstemfile may not be null"</span>);</div> |
| <div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  var result = <span class="keyword">new</span> Dictionary<string, string>();</div> |
| <div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  System.IO.StreamReader br = null;</div> |
| <div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  System.IO.StreamReader fr = null;</div> |
| <div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  <span class="keywordflow">try</span></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>  fr = <span class="keyword">new</span> System.IO.StreamReader(wordstemfile.FullName, System.Text.Encoding.Default);</div> |
| <div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  br = <span class="keyword">new</span> System.IO.StreamReader(fr.BaseStream, fr.CurrentEncoding);</div> |
| <div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  System.String line;</div> |
| <div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  <span class="keywordtype">char</span>[] tab = {<span class="charliteral">'\t'</span>};</div> |
| <div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  <span class="keywordflow">while</span> ((line = br.ReadLine()) != null)</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>  System.String[] wordstem = line.Split(tab, 2);</div> |
| <div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  result[wordstem[0]] = wordstem[1];</div> |
| <div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  }</div> |
| <div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  }</div> |
| <div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  <span class="keywordflow">finally</span></div> |
| <div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  {</div> |
| <div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  <span class="keywordflow">if</span> (fr != null)</div> |
| <div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  fr.Close();</div> |
| <div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  <span class="keywordflow">if</span> (br != null)</div> |
| <div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  br.Close();</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>  <span class="keywordflow">return</span> result;</div> |
| <div class="line"><a name="l00144"></a><span class="lineno"> 144</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> }</div> |
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