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|  <span id="projectnumber">3.0.3</span> |
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| <li class="navelem"><a class="el" href="dir_e4eb46161451fc530049e241ced98bce.html">demo</a></li><li class="navelem"><a class="el" href="dir_b9e239067c2746bf731c1f5503ea933e.html">IndexHtml</a></li> </ul> |
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| <div class="title">IndexHtml.cs</div> </div> |
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| <a href="_index_html_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.Diagnostics;</div> |
| <div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="keyword">using</span> System.IO;</div> |
| <div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="keyword">using</span> Lucene.Net.Analysis.Standard;</div> |
| <div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="keyword">using</span> Lucene.Net.Index;</div> |
| <div class="line"><a name="l00023"></a><span class="lineno"> 23</span> </div> |
| <div class="line"><a name="l00024"></a><span class="lineno"><a class="code" href="_index_html_8cs.html#a268bfcb9b9cbdec8d60c03647e293e7e"> 24</a></span> <span class="keyword">using</span> <a class="code" href="_check_index_8cs.html#a268bfcb9b9cbdec8d60c03647e293e7e">FSDirectory</a> = Lucene.Net.Store.FSDirectory;</div> |
| <div class="line"><a name="l00025"></a><span class="lineno"><a class="code" href="_index_html_8cs.html#a63c914dcb7d19365ff0f7c6ea7ef77c4"> 25</a></span> <span class="keyword">using</span> <a class="code" href="_arabic_analyzer_8cs.html#a63c914dcb7d19365ff0f7c6ea7ef77c4">Version</a> = Lucene.Net.Util.Version;</div> |
| <div class="line"><a name="l00026"></a><span class="lineno"> 26</span> </div> |
| <div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="keyword">namespace </span>Lucene.Net.Demo</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>  </div> |
| <div class="line"><a name="l00031"></a><span class="lineno"> 31</span>  <span class="keyword">public</span> <span class="keyword">static</span> <span class="keyword">class </span>IndexHTML</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>  </div> |
| <div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  [STAThread]</div> |
| <div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  <span class="keyword">public</span> <span class="keyword">static</span> <span class="keywordtype">void</span> Main(System.String[] argv)</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">try</span></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>  var index = <span class="keyword">new</span> DirectoryInfo(<span class="stringliteral">"index"</span>);</div> |
| <div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  <span class="keywordtype">bool</span> create = <span class="keyword">false</span>;</div> |
| <div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  DirectoryInfo root = null;</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>  var usage = <span class="stringliteral">"IndexHTML [-create] [-index <index>] <root_directory>"</span>;</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="keywordflow">if</span> (argv.Length == 0)</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>  Console.Error.WriteLine(<span class="stringliteral">"Usage: "</span> + usage);</div> |
| <div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  return ;</div> |
| <div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  }</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="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < argv.Length; i++)</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">if</span> (argv[i].Equals(<span class="stringliteral">"-index"</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">// parse -index option</span></div> |
| <div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  index = <span class="keyword">new</span> DirectoryInfo(argv[++i]);</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">else</span> <span class="keywordflow">if</span> (argv[i].Equals(<span class="stringliteral">"-create"</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="comment">// parse -create option</span></div> |
| <div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  create = <span class="keyword">true</span>;</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="keywordflow">else</span> <span class="keywordflow">if</span> (i != argv.Length - 1)</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>  Console.Error.WriteLine(<span class="stringliteral">"Usage: "</span> + usage);</div> |
| <div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  return ;</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>  <span class="keywordflow">else</span></div> |
| <div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  root = <span class="keyword">new</span> DirectoryInfo(argv[i]);</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="keywordflow">if</span> (root == null)</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>  Console.Error.WriteLine(<span class="stringliteral">"Specify directory to index"</span>);</div> |
| <div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  Console.Error.WriteLine(<span class="stringliteral">"Usage: "</span> + usage);</div> |
| <div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  return ;</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>  </div> |
| <div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  var start = DateTime.Now;</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>  <span class="keyword">using</span> (var writer = <span class="keyword">new</span> <a class="code" href="namespace_spell_checker_1_1_net_1_1_search_1_1_spell.html#aff095a1e1a1049e3e38e12fe200adcef">IndexWriter</a>(<a class="code" href="_check_index_8cs.html#a268bfcb9b9cbdec8d60c03647e293e7e">FSDirectory</a>.Open(index), <span class="keyword">new</span> <a class="code" href="_more_like_this_8cs.html#a95c37490d2ac2832fbd090844a6c8d23">StandardAnalyzer</a>(<a class="code" href="_arabic_analyzer_8cs.html#a63c914dcb7d19365ff0f7c6ea7ef77c4">Version</a>.LUCENE_30), create, <span class="keyword">new</span> <a class="code" href="class_lucene_1_1_net_1_1_index_1_1_index_writer.html" title="An IndexWriter creates and maintains an index. The create argument to the constructor determines whet...">IndexWriter</a>.MaxFieldLength(1000000)))</div> |
| <div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  {</div> |
| <div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  <span class="keywordflow">if</span> (!create)</div> |
| <div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  {</div> |
| <div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  <span class="comment">// We're not creating a new index, iterate our index and remove</span></div> |
| <div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  <span class="comment">// any stale documents.</span></div> |
| <div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  IndexDocs(writer, root, index, Operation.RemoveStale);</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> </div> |
| <div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  var operation = create </div> |
| <div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  ? Operation.CompleteReindex </div> |
| <div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  : Operation.IncrementalReindex;</div> |
| <div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  IndexDocs(writer, root, index, operation); <span class="comment">// add new docs</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>  Console.Out.WriteLine(<span class="stringliteral">"Optimizing index..."</span>);</div> |
| <div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  writer.Optimize();</div> |
| <div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  writer.Commit();</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>  var end = DateTime.Now;</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>  Console.Out.Write(end.Millisecond - start.Millisecond);</div> |
| <div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  Console.Out.WriteLine(<span class="stringliteral">" total milliseconds"</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>  <span class="keywordflow">catch</span> (Exception e)</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>  Console.Error.WriteLine(e.StackTrace);</div> |
| <div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  }</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>  </div> |
| <div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  <span class="comment">/* Walk directory hierarchy in uid order, while keeping uid iterator from</span></div> |
| <div class="line"><a name="l00113"></a><span class="lineno"> 113</span> <span class="comment"> /* existing index in sync. Mismatches indicate one of: (a) old documents to</span></div> |
| <div class="line"><a name="l00114"></a><span class="lineno"> 114</span> <span class="comment"> /* be deleted; (b) unchanged documents, to be left alone; or (c) new</span></div> |
| <div class="line"><a name="l00115"></a><span class="lineno"> 115</span> <span class="comment"> /* documents, to be indexed.</span></div> |
| <div class="line"><a name="l00116"></a><span class="lineno"> 116</span> <span class="comment"> */</span></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>  <span class="keyword">private</span> <span class="keyword">static</span> <span class="keywordtype">void</span> IndexDocs(<a class="code" href="class_lucene_1_1_net_1_1_index_1_1_index_writer.html" title="An IndexWriter creates and maintains an index. The create argument to the constructor determines whet...">IndexWriter</a> writer, DirectoryInfo file, DirectoryInfo index, Operation operation)</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="keywordflow">if</span> (operation == Operation.CompleteReindex) </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="comment">// Perform a full reindexing.</span></div> |
| <div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  IndexDirectory(writer, null, file, operation);</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">else</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="comment">// Perform an incremental reindexing.</span></div> |
| <div class="line"><a name="l00128"></a><span class="lineno"> 128</span> </div> |
| <div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  <span class="keyword">using</span> (var reader = <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>.<a class="code" href="class_lucene_1_1_net_1_1_index_1_1_index_reader.html#ad51f1feca975e447b6486d01ed24e1ea" title="Returns an IndexReader reading the index in the given Directory. You should pass readOnly=true, since it gives much better concurrent performance, unless you intend to do write operations (delete documents or change norms) with the reader. ">Open</a>(<a class="code" href="_check_index_8cs.html#a268bfcb9b9cbdec8d60c03647e293e7e">FSDirectory</a>.Open(index), <span class="keyword">true</span>)) <span class="comment">// open existing index</span></div> |
| <div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  <span class="keyword">using</span> (var uidIter = reader.Terms(<span class="keyword">new</span> <a class="code" href="_more_like_this_8cs.html#a8797eb30ce21b31829d3e3a43a20e3b9">Term</a>(<span class="stringliteral">"uid"</span>, <span class="stringliteral">""</span>))) <span class="comment">// init uid iterator</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>  IndexDirectory(writer, uidIter, file, operation);</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>  <span class="keywordflow">if</span> (operation == Operation.RemoveStale) {</div> |
| <div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  <span class="comment">// Delete remaining, presumed stale, documents. This works since</span></div> |
| <div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  <span class="comment">// the above call to IndexDirectory should have positioned the uidIter</span></div> |
| <div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  <span class="comment">// after any uids matching existing documents. Any remaining uid</span></div> |
| <div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  <span class="comment">// is remains from documents that has been deleted since they was</span></div> |
| <div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  <span class="comment">// indexed.</span></div> |
| <div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  <span class="keywordflow">while</span> (uidIter.Term != null && uidIter.Term.Field == <span class="stringliteral">"uid"</span>) {</div> |
| <div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  Console.Out.WriteLine(<span class="stringliteral">"deleting "</span> + HTMLDocument.Uid2url(uidIter.Term.Text));</div> |
| <div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  writer.<a class="code" href="class_lucene_1_1_net_1_1_index_1_1_index_writer.html#a07b556766e1a2a68836906f3d66ffc27" title="Deletes the document(s) containing term.">DeleteDocuments</a>(uidIter.Term);</div> |
| <div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  uidIter.Next();</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> |
| <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>  }</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="keyword">private</span> <span class="keyword">static</span> <span class="keywordtype">void</span> IndexDirectory(<a class="code" href="class_lucene_1_1_net_1_1_index_1_1_index_writer.html" title="An IndexWriter creates and maintains an index. The create argument to the constructor determines whet...">IndexWriter</a> writer, <a class="code" href="class_lucene_1_1_net_1_1_index_1_1_term_enum.html" title="Abstract class for enumerating terms. Term enumerations are always ordered by Term.compareTo(). Each term in the enumeration is greater than all that precede it. ">TermEnum</a> uidIter, DirectoryInfo dir, Operation operation) {</div> |
| <div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  var entries = <a class="code" href="_syns2_index_8cs.html#aada057080323f6e867d8f9c189276716">Directory</a>.GetFileSystemEntries(dir.FullName);</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">// Sort the entries. This is important, the uidIter TermEnum is</span></div> |
| <div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  <span class="comment">// iterated in a forward-only fashion, requiring all files to be</span></div> |
| <div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  <span class="comment">// passed in ascending order.</span></div> |
| <div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  Array.Sort(entries);</div> |
| <div class="line"><a name="l00157"></a><span class="lineno"> 157</span> </div> |
| <div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  <span class="keywordflow">foreach</span> (var entry <span class="keywordflow">in</span> entries) {</div> |
| <div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  var path = Path.Combine(dir.FullName, entry);</div> |
| <div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  <span class="keywordflow">if</span> (<a class="code" href="_syns2_index_8cs.html#aada057080323f6e867d8f9c189276716">Directory</a>.Exists(path)) {</div> |
| <div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  IndexDirectory(writer, uidIter, <span class="keyword">new</span> DirectoryInfo(path), operation);</div> |
| <div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (File.Exists(path)) {</div> |
| <div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  IndexFile(writer, uidIter, <span class="keyword">new</span> FileInfo(path), operation);</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>  }</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>  <span class="keyword">private</span> <span class="keyword">static</span> <span class="keywordtype">void</span> IndexFile(<a class="code" href="class_lucene_1_1_net_1_1_index_1_1_index_writer.html" title="An IndexWriter creates and maintains an index. The create argument to the constructor determines whet...">IndexWriter</a> writer, <a class="code" href="class_lucene_1_1_net_1_1_index_1_1_term_enum.html" title="Abstract class for enumerating terms. Term enumerations are always ordered by Term.compareTo(). Each term in the enumeration is greater than all that precede it. ">TermEnum</a> uidIter, FileInfo file, Operation operation)</div> |
| <div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  {</div> |
| <div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  <span class="keywordflow">if</span> (file.FullName.EndsWith(<span class="stringliteral">".html"</span>) || file.FullName.EndsWith(<span class="stringliteral">".htm"</span>) || file.FullName.EndsWith(<span class="stringliteral">".txt"</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="comment">// We've found a file we should index.</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>  <span class="keywordflow">if</span> (operation == Operation.IncrementalReindex ||</div> |
| <div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  operation == Operation.RemoveStale)</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="comment">// We should only get here with an open uidIter.</span></div> |
| <div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  Debug.Assert(uidIter != null, <span class="stringliteral">"Expected uidIter != null for operation "</span> + operation);</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>  var uid = HTMLDocument.Uid(file); <span class="comment">// construct uid for doc</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>  <span class="keywordflow">while</span> (uidIter.<a class="code" href="class_lucene_1_1_net_1_1_index_1_1_term_enum.html#acfd949e542b23691974b3f867bcae47f" title="Returns the current Term in the enumeration.">Term</a> != null && uidIter.<a class="code" href="class_lucene_1_1_net_1_1_index_1_1_term_enum.html#acfd949e542b23691974b3f867bcae47f" title="Returns the current Term in the enumeration.">Term</a>.<a class="code" href="class_lucene_1_1_net_1_1_index_1_1_term.html#a2ecfa7c0860798920d089654f34aa222" title="Returns the field of this term, an interned string. The field indicates the part of a document which ...">Field</a> == <span class="stringliteral">"uid"</span> && String.CompareOrdinal(uidIter.<a class="code" href="class_lucene_1_1_net_1_1_index_1_1_term_enum.html#acfd949e542b23691974b3f867bcae47f" title="Returns the current Term in the enumeration.">Term</a>.<a class="code" href="class_lucene_1_1_net_1_1_index_1_1_term.html#afe11c449ea7db39725c494b2c2574847" title="Returns the text of this term. In the case of words, this is simply the text of the word...">Text</a>, uid) < 0)</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>  <span class="keywordflow">if</span> (operation == Operation.RemoveStale)</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>  Console.Out.WriteLine(<span class="stringliteral">"deleting "</span> + HTMLDocument.Uid2url(uidIter.<a class="code" href="class_lucene_1_1_net_1_1_index_1_1_term_enum.html#acfd949e542b23691974b3f867bcae47f" title="Returns the current Term in the enumeration.">Term</a>.<a class="code" href="class_lucene_1_1_net_1_1_index_1_1_term.html#afe11c449ea7db39725c494b2c2574847" title="Returns the text of this term. In the case of words, this is simply the text of the word...">Text</a>));</div> |
| <div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  writer.<a class="code" href="class_lucene_1_1_net_1_1_index_1_1_index_writer.html#a07b556766e1a2a68836906f3d66ffc27" title="Deletes the document(s) containing term.">DeleteDocuments</a>(uidIter.<a class="code" href="class_lucene_1_1_net_1_1_index_1_1_term_enum.html#acfd949e542b23691974b3f867bcae47f" title="Returns the current Term in the enumeration.">Term</a>);</div> |
| <div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  }</div> |
| <div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  uidIter.<a class="code" href="class_lucene_1_1_net_1_1_index_1_1_term_enum.html#a3821b36f91dd29129649dc64f5ee1738" title="Increments the enumeration to the next element. True if one exists.">Next</a>();</div> |
| <div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  }</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>  <span class="comment">// The uidIter TermEnum should now be pointing at either</span></div> |
| <div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  <span class="comment">// 1) a null term, meaning there are no more uids to check.</span></div> |
| <div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  <span class="comment">// 2) a term matching the current file.</span></div> |
| <div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  <span class="comment">// 3) a term not matching us.</span></div> |
| <div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  <span class="keywordflow">if</span> (uidIter.<a class="code" href="class_lucene_1_1_net_1_1_index_1_1_term_enum.html#acfd949e542b23691974b3f867bcae47f" title="Returns the current Term in the enumeration.">Term</a> != null && uidIter.<a class="code" href="class_lucene_1_1_net_1_1_index_1_1_term_enum.html#acfd949e542b23691974b3f867bcae47f" title="Returns the current Term in the enumeration.">Term</a>.<a class="code" href="class_lucene_1_1_net_1_1_index_1_1_term.html#a2ecfa7c0860798920d089654f34aa222" title="Returns the field of this term, an interned string. The field indicates the part of a document which ...">Field</a> == <span class="stringliteral">"uid"</span> && String.CompareOrdinal(uidIter.<a class="code" href="class_lucene_1_1_net_1_1_index_1_1_term_enum.html#acfd949e542b23691974b3f867bcae47f" title="Returns the current Term in the enumeration.">Term</a>.<a class="code" href="class_lucene_1_1_net_1_1_index_1_1_term.html#afe11c449ea7db39725c494b2c2574847" title="Returns the text of this term. In the case of words, this is simply the text of the word...">Text</a>, uid) == 0)</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>  <span class="comment">// uidIter points to the current document, we should move one</span></div> |
| <div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  <span class="comment">// step ahead to keep state consistant, and carry on.</span></div> |
| <div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  uidIter.<a class="code" href="class_lucene_1_1_net_1_1_index_1_1_term_enum.html#a3821b36f91dd29129649dc64f5ee1738" title="Increments the enumeration to the next element. True if one exists.">Next</a>();</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>  <span class="keywordflow">else</span> <span class="keywordflow">if</span> (operation == Operation.IncrementalReindex)</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="comment">// uidIter does not point to the current document, and we're</span></div> |
| <div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  <span class="comment">// currently indexing documents.</span></div> |
| <div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  var doc = HTMLDocument.Document(file);</div> |
| <div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  Console.Out.WriteLine(<span class="stringliteral">"adding "</span> + doc.Get(<span class="stringliteral">"path"</span>));</div> |
| <div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  writer.<a class="code" href="class_lucene_1_1_net_1_1_index_1_1_index_writer.html#a000da5a984e6cce2aee03cbaf121a53f" title="Adds a document to this index. If the document contains more than SetMaxFieldLength(int) terms for a ...">AddDocument</a>(doc);</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="keywordflow">else</span></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>  <span class="comment">// We're doing a complete reindexing. We aren't using uidIter,</span></div> |
| <div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  <span class="comment">// but for completeness we assert that it's null (as expected).</span></div> |
| <div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  Debug.Assert(uidIter == null, <span class="stringliteral">"Expected uidIter == null for operation == "</span> + operation);</div> |
| <div class="line"><a name="l00216"></a><span class="lineno"> 216</span> </div> |
| <div class="line"><a name="l00217"></a><span class="lineno"> 217</span>  var doc = HTMLDocument.Document(file);</div> |
| <div class="line"><a name="l00218"></a><span class="lineno"> 218</span>  Console.Out.WriteLine(<span class="stringliteral">"adding "</span> + doc.Get(<span class="stringliteral">"path"</span>));</div> |
| <div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  writer.<a class="code" href="class_lucene_1_1_net_1_1_index_1_1_index_writer.html#a000da5a984e6cce2aee03cbaf121a53f" title="Adds a document to this index. If the document contains more than SetMaxFieldLength(int) terms for a ...">AddDocument</a>(doc);</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>  }</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>  <span class="keyword">private</span> <span class="keyword">enum</span> Operation {</div> |
| <div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  IncrementalReindex,</div> |
| <div class="line"><a name="l00229"></a><span class="lineno"> 229</span> </div> |
| <div class="line"><a name="l00233"></a><span class="lineno"> 233</span>  RemoveStale,</div> |
| <div class="line"><a name="l00234"></a><span class="lineno"> 234</span> </div> |
| <div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  CompleteReindex</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="l00241"></a><span class="lineno"> 241</span> }</div> |
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