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| <div class="title">IndexFileDeleter.cs</div> </div> |
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| <a href="_index_file_deleter_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.Collections.Generic;</div> |
| <div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="keyword">using</span> Lucene.Net.Support;</div> |
| <div class="line"><a name="l00021"></a><span class="lineno"><a class="code" href="_index_file_deleter_8cs.html#ac7fdd4fc5daf7ce3e6be563664f8bf64"> 21</a></span> <span class="keyword">using</span> <a class="code" href="_syns2_index_8cs.html#aada057080323f6e867d8f9c189276716">Directory</a> = Lucene.Net.Store.Directory;</div> |
| <div class="line"><a name="l00022"></a><span class="lineno"> 22</span> </div> |
| <div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="keyword">namespace </span>Lucene.Net.Index</div> |
| <div class="line"><a name="l00024"></a><span class="lineno"> 24</span> {</div> |
| <div class="line"><a name="l00025"></a><span class="lineno"> 25</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"><a class="code" href="class_lucene_1_1_net_1_1_index_1_1_index_file_deleter.html"> 63</a></span>  <span class="keyword">public</span> sealed <span class="keyword">class </span><a class="code" href="class_lucene_1_1_net_1_1_index_1_1_index_file_deleter.html">IndexFileDeleter</a> : IDisposable</div> |
| <div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  {</div> |
| <div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  </div> |
| <div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  <span class="keyword">private</span> IList<string> deletable;</div> |
| <div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  </div> |
| <div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  <span class="keyword">private</span> IDictionary<string, RefCount> refCounts = <span class="keyword">new</span> HashMap<string, RefCount>();</div> |
| <div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  </div> |
| <div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  <span class="keyword">private</span> List<CommitPoint> commits = <span class="keyword">new</span> List<CommitPoint>();</div> |
| <div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  </div> |
| <div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  <span class="keyword">private</span> List<ICollection<string>> lastFiles = <span class="keyword">new</span> List<ICollection<string>>();</div> |
| <div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  </div> |
| <div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  <span class="keyword">private</span> List<CommitPoint> commitsToDelete = <span class="keyword">new</span> List<CommitPoint>();</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="keyword">private</span> System.IO.StreamWriter infoStream;</div> |
| <div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  <span class="keyword">private</span> <a class="code" href="_syns2_index_8cs.html#aada057080323f6e867d8f9c189276716">Directory</a> directory;</div> |
| <div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  <span class="keyword">private</span> <a class="code" href="interface_lucene_1_1_net_1_1_index_1_1_index_deletion_policy.html" title="Expert: policy for deletion of stale index commits.">IndexDeletionPolicy</a> policy;</div> |
| <div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  <span class="keyword">private</span> <a class="code" href="class_lucene_1_1_net_1_1_index_1_1_documents_writer.html" title="This class accepts multiple added documents and directly writes a single segment file. It does this more efficiently than creating a single segment per document (with DocumentWriter) and doing standard merges on those segments.">DocumentsWriter</a> docWriter;</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>  <span class="keyword">internal</span> <span class="keywordtype">bool</span> startingCommitDeleted;</div> |
| <div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  <span class="keyword">private</span> <a class="code" href="class_lucene_1_1_net_1_1_index_1_1_segment_infos.html" title="A collection of segmentInfo objects with methods for operating on those segments in relation to the f...">SegmentInfos</a> lastSegmentInfos;</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="keyword">private</span> HashSet<string> synced;</div> |
| <div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  </div> |
| <div class="line"><a name="l00103"></a><span class="lineno"><a class="code" href="class_lucene_1_1_net_1_1_index_1_1_index_file_deleter.html#abbb2776d97c2374e6a339426195fbf9c"> 103</a></span>  <span class="keyword">public</span> <span class="keyword">static</span> <span class="keywordtype">bool</span> VERBOSE_REF_COUNTS = <span class="keyword">false</span>;</div> |
| <div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  </div> |
| <div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  <span class="keyword">internal</span> <span class="keywordtype">void</span> SetInfoStream(System.IO.StreamWriter infoStream)</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>  this.infoStream = infoStream;</div> |
| <div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  <span class="keywordflow">if</span> (infoStream != null)</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>  Message(<span class="stringliteral">"setInfoStream deletionPolicy="</span> + policy);</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>  </div> |
| <div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  <span class="keyword">private</span> <span class="keywordtype">void</span> Message(System.String message)</div> |
| <div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  {</div> |
| <div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  infoStream.WriteLine(<span class="stringliteral">"IFD ["</span> + <span class="keyword">new</span> DateTime().ToString() + <span class="stringliteral">"; "</span> + <a class="code" href="class_lucene_1_1_net_1_1_support_1_1_thread_class.html" title="Support class used to handle threads ">ThreadClass</a>.<a class="code" href="class_lucene_1_1_net_1_1_support_1_1_thread_class.html#ab6a0f57399d2c3a42a135745e9e3b80f" title="Gets the currently running thread ">Current</a>().<a class="code" href="class_lucene_1_1_net_1_1_support_1_1_thread_class.html#a7b25ff3108e5dbcbc8dad5f6d7c6fe57" title="Gets or sets the name of the thread ">Name</a> + <span class="stringliteral">"]: "</span> + message);</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>  </div> |
| <div class="line"><a name="l00126"></a><span class="lineno"><a class="code" href="class_lucene_1_1_net_1_1_index_1_1_index_file_deleter.html#a6621237042d2ac99cdf17bd422d29fc6"> 126</a></span>  <span class="keyword">public</span> <a class="code" href="class_lucene_1_1_net_1_1_index_1_1_index_file_deleter.html">IndexFileDeleter</a>(<a class="code" href="_syns2_index_8cs.html#aada057080323f6e867d8f9c189276716">Directory</a> directory, <a class="code" href="interface_lucene_1_1_net_1_1_index_1_1_index_deletion_policy.html" title="Expert: policy for deletion of stale index commits.">IndexDeletionPolicy</a> policy, <a class="code" href="class_lucene_1_1_net_1_1_index_1_1_segment_infos.html" title="A collection of segmentInfo objects with methods for operating on those segments in relation to the f...">SegmentInfos</a> segmentInfos, System.IO.StreamWriter infoStream, <a class="code" href="class_lucene_1_1_net_1_1_index_1_1_documents_writer.html" title="This class accepts multiple added documents and directly writes a single segment file. It does this more efficiently than creating a single segment per document (with DocumentWriter) and doing standard merges on those segments.">DocumentsWriter</a> docWriter, HashSet<string> synced)</div> |
| <div class="line"><a name="l00127"></a><span class="lineno"> 127</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>  this.docWriter = docWriter;</div> |
| <div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  this.infoStream = infoStream;</div> |
| <div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  this.synced = synced;</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>  <span class="keywordflow">if</span> (infoStream != null)</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>  Message(<span class="stringliteral">"init: current segments file is \""</span> + segmentInfos.<a class="code" href="class_lucene_1_1_net_1_1_index_1_1_segment_infos.html#a3dd07fad71cbc23fc5f11c937ee3c15b" title="Get the filename of the current segments_N file from a list of files.">GetCurrentSegmentFileName</a>() + <span class="stringliteral">"\"; deletionPolicy="</span> + policy);</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>  </div> |
| <div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  this.policy = policy;</div> |
| <div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  this.directory = directory;</div> |
| <div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  </div> |
| <div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  <span class="comment">// First pass: walk the files and initialize our ref</span></div> |
| <div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  <span class="comment">// counts:</span></div> |
| <div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  <span class="keywordtype">long</span> currentGen = segmentInfos.<a class="code" href="class_lucene_1_1_net_1_1_index_1_1_segment_infos.html#a1357a4318fda693e22091876ff8a546b">Generation</a>;</div> |
| <div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  <a class="code" href="class_lucene_1_1_net_1_1_index_1_1_index_file_name_filter.html" title="Filename filter that accept filenames and extensions only created by Lucene. ">IndexFileNameFilter</a> filter = <a class="code" href="class_lucene_1_1_net_1_1_index_1_1_index_file_name_filter.html" title="Filename filter that accept filenames and extensions only created by Lucene. ">IndexFileNameFilter</a>.<a class="code" href="class_lucene_1_1_net_1_1_index_1_1_index_file_name_filter.html#a251392bcc98ff56de3d908f0ca7afb48">Filter</a>;</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>  System.String[] files = directory.ListAll();</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>  CommitPoint currentCommitPoint = null;</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">for</span> (<span class="keywordtype">int</span> i = 0; i < files.Length; i++)</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="l00153"></a><span class="lineno"> 153</span>  System.String fileName = files[i];</div> |
| <div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  </div> |
| <div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  <span class="keywordflow">if</span> (filter.<a class="code" href="class_lucene_1_1_net_1_1_index_1_1_index_file_name_filter.html#a024af2fd10b75ea42e973ba6fafbbeb4">Accept</a>(null, fileName) && !fileName.Equals(<a class="code" href="class_lucene_1_1_net_1_1_index_1_1_index_file_names.html" title="Useful constants representing filenames and extensions used by lucene">IndexFileNames</a>.<a class="code" href="class_lucene_1_1_net_1_1_index_1_1_index_file_names.html#ac50f0ab232dedabd1106c7128024abb1" title="Name of the generation reference file name ">SEGMENTS_GEN</a>))</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>  </div> |
| <div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  <span class="comment">// Add this file to refCounts with initial count 0:</span></div> |
| <div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  GetRefCount(fileName);</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>  <span class="keywordflow">if</span> (fileName.StartsWith(<a class="code" href="class_lucene_1_1_net_1_1_index_1_1_index_file_names.html" title="Useful constants representing filenames and extensions used by lucene">IndexFileNames</a>.<a class="code" href="class_lucene_1_1_net_1_1_index_1_1_index_file_names.html#a7d1621e5bea0a2dcdb35a8ad802d090f" title="Name of the index segment file ">SEGMENTS</a>))</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>  </div> |
| <div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  <span class="comment">// This is a commit (segments or segments_N), and</span></div> |
| <div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  <span class="comment">// it's valid (<= the max gen). Load it, then</span></div> |
| <div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  <span class="comment">// incref all files it refers to:</span></div> |
| <div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  <span class="keywordflow">if</span> (infoStream != null)</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>  Message(<span class="stringliteral">"init: load commit \""</span> + fileName + <span class="stringliteral">"\""</span>);</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>  <a class="code" href="class_lucene_1_1_net_1_1_index_1_1_segment_infos.html" title="A collection of segmentInfo objects with methods for operating on those segments in relation to the f...">SegmentInfos</a> sis = <span class="keyword">new</span> <a class="code" href="class_lucene_1_1_net_1_1_index_1_1_segment_infos.html" title="A collection of segmentInfo objects with methods for operating on those segments in relation to the f...">SegmentInfos</a>();</div> |
| <div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  <span class="keywordflow">try</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>  sis.<a class="code" href="class_lucene_1_1_net_1_1_index_1_1_segment_infos.html#aa684d55d91250147563d4620e890a181" title="Read a particular segmentFileName. Note that this may throw an IOException if a commit is in process...">Read</a>(directory, fileName);</div> |
| <div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  }</div> |
| <div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  <span class="keywordflow">catch</span> (System.IO.FileNotFoundException)</div> |
| <div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  {</div> |
| <div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  <span class="comment">// LUCENE-948: on NFS (and maybe others), if</span></div> |
| <div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  <span class="comment">// you have writers switching back and forth</span></div> |
| <div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  <span class="comment">// between machines, it's very likely that the</span></div> |
| <div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  <span class="comment">// dir listing will be stale and will claim a</span></div> |
| <div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  <span class="comment">// file segments_X exists when in fact it</span></div> |
| <div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  <span class="comment">// doesn't. So, we catch this and handle it</span></div> |
| <div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  <span class="comment">// as if the file does not exist</span></div> |
| <div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  <span class="keywordflow">if</span> (infoStream != null)</div> |
| <div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  {</div> |
| <div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  Message(<span class="stringliteral">"init: hit FileNotFoundException when loading commit \""</span> + fileName + <span class="stringliteral">"\"; skipping this commit point"</span>);</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>  sis = null;</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>  <span class="keywordflow">catch</span> (System.IO.IOException)</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="keywordflow">if</span> (<a class="code" href="class_lucene_1_1_net_1_1_index_1_1_segment_infos.html" title="A collection of segmentInfo objects with methods for operating on those segments in relation to the f...">SegmentInfos</a>.<a class="code" href="class_lucene_1_1_net_1_1_index_1_1_segment_infos.html#a2934f3394331903e2eed4d971df1b9f0" title="Parse the generation off the segments file name and return it. ">GenerationFromSegmentsFileName</a>(fileName) <= currentGen)</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>  <span class="keywordflow">throw</span>;</div> |
| <div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  }</div> |
| <div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  <span class="keywordflow">else</span></div> |
| <div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  {</div> |
| <div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  <span class="comment">// Most likely we are opening an index that</span></div> |
| <div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  <span class="comment">// has an aborted "future" commit, so suppress</span></div> |
| <div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  <span class="comment">// exc in this case</span></div> |
| <div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  sis = null;</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>  }</div> |
| <div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  <span class="keywordflow">if</span> (sis != null)</div> |
| <div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  {</div> |
| <div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  CommitPoint commitPoint = <span class="keyword">new</span> CommitPoint(<span class="keyword">this</span>, commitsToDelete, directory, sis);</div> |
| <div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  <span class="keywordflow">if</span> (sis.<a class="code" href="class_lucene_1_1_net_1_1_index_1_1_segment_infos.html#a1357a4318fda693e22091876ff8a546b">Generation</a> == segmentInfos.<a class="code" href="class_lucene_1_1_net_1_1_index_1_1_segment_infos.html#a1357a4318fda693e22091876ff8a546b">Generation</a>)</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>  currentCommitPoint = commitPoint;</div> |
| <div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  }</div> |
| <div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  commits.Add(commitPoint);</div> |
| <div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  IncRef(sis, <span class="keyword">true</span>);</div> |
| <div class="line"><a name="l00214"></a><span class="lineno"> 214</span> </div> |
| <div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  <span class="keywordflow">if</span> (lastSegmentInfos == null || sis.<a class="code" href="class_lucene_1_1_net_1_1_index_1_1_segment_infos.html#a1357a4318fda693e22091876ff8a546b">Generation</a> > lastSegmentInfos.Generation)</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>  lastSegmentInfos = sis;</div> |
| <div class="line"><a name="l00218"></a><span class="lineno"> 218</span>  }</div> |
| <div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  }</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="keywordflow">if</span> (currentCommitPoint == null)</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>  <span class="comment">// We did not in fact see the segments_N file</span></div> |
| <div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  <span class="comment">// corresponding to the segmentInfos that was passed</span></div> |
| <div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  <span class="comment">// in. Yet, it must exist, because our caller holds</span></div> |
| <div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  <span class="comment">// the write lock. This can happen when the directory</span></div> |
| <div class="line"><a name="l00230"></a><span class="lineno"> 230</span>  <span class="comment">// listing was stale (eg when index accessed via NFS</span></div> |
| <div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  <span class="comment">// client with stale directory listing cache). So we</span></div> |
| <div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  <span class="comment">// try now to explicitly open this commit point:</span></div> |
| <div class="line"><a name="l00233"></a><span class="lineno"> 233</span>  <a class="code" href="class_lucene_1_1_net_1_1_index_1_1_segment_infos.html" title="A collection of segmentInfo objects with methods for operating on those segments in relation to the f...">SegmentInfos</a> sis = <span class="keyword">new</span> <a class="code" href="class_lucene_1_1_net_1_1_index_1_1_segment_infos.html" title="A collection of segmentInfo objects with methods for operating on those segments in relation to the f...">SegmentInfos</a>();</div> |
| <div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  <span class="keywordflow">try</span></div> |
| <div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  {</div> |
| <div class="line"><a name="l00236"></a><span class="lineno"> 236</span>  sis.<a class="code" href="class_lucene_1_1_net_1_1_index_1_1_segment_infos.html#aa684d55d91250147563d4620e890a181" title="Read a particular segmentFileName. Note that this may throw an IOException if a commit is in process...">Read</a>(directory, segmentInfos.<a class="code" href="class_lucene_1_1_net_1_1_index_1_1_segment_infos.html#a3dd07fad71cbc23fc5f11c937ee3c15b" title="Get the filename of the current segments_N file from a list of files.">GetCurrentSegmentFileName</a>());</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">catch</span> (System.IO.IOException)</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>  <span class="keywordflow">throw</span> <span class="keyword">new</span> <a class="code" href="_index_searcher_8cs.html#abf029fdf5416b36731b7e3e3643f6eb0">CorruptIndexException</a>(<span class="stringliteral">"failed to locate current segments_N file"</span>);</div> |
| <div class="line"><a name="l00241"></a><span class="lineno"> 241</span>  }</div> |
| <div class="line"><a name="l00242"></a><span class="lineno"> 242</span>  <span class="keywordflow">if</span> (infoStream != null)</div> |
| <div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  Message(<span class="stringliteral">"forced open of current segments file "</span> + segmentInfos.<a class="code" href="class_lucene_1_1_net_1_1_index_1_1_segment_infos.html#a3dd07fad71cbc23fc5f11c937ee3c15b" title="Get the filename of the current segments_N file from a list of files.">GetCurrentSegmentFileName</a>());</div> |
| <div class="line"><a name="l00244"></a><span class="lineno"> 244</span>  currentCommitPoint = <span class="keyword">new</span> CommitPoint(<span class="keyword">this</span>, commitsToDelete, directory, sis);</div> |
| <div class="line"><a name="l00245"></a><span class="lineno"> 245</span>  commits.Add(currentCommitPoint);</div> |
| <div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  IncRef(sis, <span class="keyword">true</span>);</div> |
| <div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  }</div> |
| <div class="line"><a name="l00248"></a><span class="lineno"> 248</span>  </div> |
| <div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  <span class="comment">// We keep commits list in sorted order (oldest to newest):</span></div> |
| <div class="line"><a name="l00250"></a><span class="lineno"> 250</span>  commits.Sort();</div> |
| <div class="line"><a name="l00251"></a><span class="lineno"> 251</span>  </div> |
| <div class="line"><a name="l00252"></a><span class="lineno"> 252</span>  <span class="comment">// Now delete anything with ref count at 0. These are</span></div> |
| <div class="line"><a name="l00253"></a><span class="lineno"> 253</span>  <span class="comment">// presumably abandoned files eg due to crash of</span></div> |
| <div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  <span class="comment">// IndexWriter.</span></div> |
| <div class="line"><a name="l00255"></a><span class="lineno"> 255</span>  <span class="keywordflow">foreach</span>(KeyValuePair<string, RefCount> entry <span class="keywordflow">in</span> refCounts)</div> |
| <div class="line"><a name="l00256"></a><span class="lineno"> 256</span>  {</div> |
| <div class="line"><a name="l00257"></a><span class="lineno"> 257</span>  <span class="keywordtype">string</span> fileName = entry.Key;</div> |
| <div class="line"><a name="l00258"></a><span class="lineno"> 258</span>  RefCount rc = refCounts[fileName];</div> |
| <div class="line"><a name="l00259"></a><span class="lineno"> 259</span>  <span class="keywordflow">if</span> (0 == rc.count)</div> |
| <div class="line"><a name="l00260"></a><span class="lineno"> 260</span>  {</div> |
| <div class="line"><a name="l00261"></a><span class="lineno"> 261</span>  <span class="keywordflow">if</span> (infoStream != null)</div> |
| <div class="line"><a name="l00262"></a><span class="lineno"> 262</span>  {</div> |
| <div class="line"><a name="l00263"></a><span class="lineno"> 263</span>  Message(<span class="stringliteral">"init: removing unreferenced file \""</span> + fileName + <span class="stringliteral">"\""</span>);</div> |
| <div class="line"><a name="l00264"></a><span class="lineno"> 264</span>  }</div> |
| <div class="line"><a name="l00265"></a><span class="lineno"> 265</span>  DeleteFile(fileName);</div> |
| <div class="line"><a name="l00266"></a><span class="lineno"> 266</span>  }</div> |
| <div class="line"><a name="l00267"></a><span class="lineno"> 267</span>  }</div> |
| <div class="line"><a name="l00268"></a><span class="lineno"> 268</span>  </div> |
| <div class="line"><a name="l00269"></a><span class="lineno"> 269</span>  <span class="comment">// Finally, give policy a chance to remove things on</span></div> |
| <div class="line"><a name="l00270"></a><span class="lineno"> 270</span>  <span class="comment">// startup:</span></div> |
| <div class="line"><a name="l00271"></a><span class="lineno"> 271</span>  policy.OnInit(commits);</div> |
| <div class="line"><a name="l00272"></a><span class="lineno"> 272</span>  </div> |
| <div class="line"><a name="l00273"></a><span class="lineno"> 273</span>  <span class="comment">// Always protect the incoming segmentInfos since</span></div> |
| <div class="line"><a name="l00274"></a><span class="lineno"> 274</span>  <span class="comment">// sometime it may not be the most recent commit</span></div> |
| <div class="line"><a name="l00275"></a><span class="lineno"> 275</span>  Checkpoint(segmentInfos, <span class="keyword">false</span>);</div> |
| <div class="line"><a name="l00276"></a><span class="lineno"> 276</span>  </div> |
| <div class="line"><a name="l00277"></a><span class="lineno"> 277</span>  startingCommitDeleted = currentCommitPoint.IsDeleted;</div> |
| <div class="line"><a name="l00278"></a><span class="lineno"> 278</span>  </div> |
| <div class="line"><a name="l00279"></a><span class="lineno"> 279</span>  DeleteCommits();</div> |
| <div class="line"><a name="l00280"></a><span class="lineno"> 280</span>  }</div> |
| <div class="line"><a name="l00281"></a><span class="lineno"> 281</span> </div> |
| <div class="line"><a name="l00282"></a><span class="lineno"> 282</span>  <span class="keyword">public</span> <a class="code" href="class_lucene_1_1_net_1_1_index_1_1_segment_infos.html" title="A collection of segmentInfo objects with methods for operating on those segments in relation to the f...">SegmentInfos</a> LastSegmentInfos</div> |
| <div class="line"><a name="l00283"></a><span class="lineno"><a class="code" href="class_lucene_1_1_net_1_1_index_1_1_index_file_deleter.html#a2a244e7d58d833aa39ed07a9c185e505"> 283</a></span>  {</div> |
| <div class="line"><a name="l00284"></a><span class="lineno"> 284</span>  <span class="keyword">get</span> { <span class="keywordflow">return</span> lastSegmentInfos; }</div> |
| <div class="line"><a name="l00285"></a><span class="lineno"> 285</span>  }</div> |
| <div class="line"><a name="l00286"></a><span class="lineno"> 286</span> </div> |
| <div class="line"><a name="l00290"></a><span class="lineno"> 290</span>  <span class="keyword">private</span> <span class="keywordtype">void</span> DeleteCommits()</div> |
| <div class="line"><a name="l00291"></a><span class="lineno"> 291</span>  {</div> |
| <div class="line"><a name="l00292"></a><span class="lineno"> 292</span>  </div> |
| <div class="line"><a name="l00293"></a><span class="lineno"> 293</span>  <span class="keywordtype">int</span> size = commitsToDelete.Count;</div> |
| <div class="line"><a name="l00294"></a><span class="lineno"> 294</span>  </div> |
| <div class="line"><a name="l00295"></a><span class="lineno"> 295</span>  <span class="keywordflow">if</span> (size > 0)</div> |
| <div class="line"><a name="l00296"></a><span class="lineno"> 296</span>  {</div> |
| <div class="line"><a name="l00297"></a><span class="lineno"> 297</span>  </div> |
| <div class="line"><a name="l00298"></a><span class="lineno"> 298</span>  <span class="comment">// First decref all files that had been referred to by</span></div> |
| <div class="line"><a name="l00299"></a><span class="lineno"> 299</span>  <span class="comment">// the now-deleted commits:</span></div> |
| <div class="line"><a name="l00300"></a><span class="lineno"> 300</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < size; i++)</div> |
| <div class="line"><a name="l00301"></a><span class="lineno"> 301</span>  {</div> |
| <div class="line"><a name="l00302"></a><span class="lineno"> 302</span>  CommitPoint commit = commitsToDelete[i];</div> |
| <div class="line"><a name="l00303"></a><span class="lineno"> 303</span>  <span class="keywordflow">if</span> (infoStream != null)</div> |
| <div class="line"><a name="l00304"></a><span class="lineno"> 304</span>  {</div> |
| <div class="line"><a name="l00305"></a><span class="lineno"> 305</span>  Message(<span class="stringliteral">"deleteCommits: now decRef commit \""</span> + commit.SegmentsFileName + <span class="stringliteral">"\""</span>);</div> |
| <div class="line"><a name="l00306"></a><span class="lineno"> 306</span>  }</div> |
| <div class="line"><a name="l00307"></a><span class="lineno"> 307</span>  <span class="keywordflow">foreach</span>(<span class="keywordtype">string</span> file <span class="keywordflow">in</span> commit.files)</div> |
| <div class="line"><a name="l00308"></a><span class="lineno"> 308</span>  {</div> |
| <div class="line"><a name="l00309"></a><span class="lineno"> 309</span>  DecRef(file);</div> |
| <div class="line"><a name="l00310"></a><span class="lineno"> 310</span>  }</div> |
| <div class="line"><a name="l00311"></a><span class="lineno"> 311</span>  }</div> |
| <div class="line"><a name="l00312"></a><span class="lineno"> 312</span>  commitsToDelete.Clear();</div> |
| <div class="line"><a name="l00313"></a><span class="lineno"> 313</span>  </div> |
| <div class="line"><a name="l00314"></a><span class="lineno"> 314</span>  <span class="comment">// Now compact commits to remove deleted ones (preserving the sort):</span></div> |
| <div class="line"><a name="l00315"></a><span class="lineno"> 315</span>  size = commits.Count;</div> |
| <div class="line"><a name="l00316"></a><span class="lineno"> 316</span>  <span class="keywordtype">int</span> readFrom = 0;</div> |
| <div class="line"><a name="l00317"></a><span class="lineno"> 317</span>  <span class="keywordtype">int</span> writeTo = 0;</div> |
| <div class="line"><a name="l00318"></a><span class="lineno"> 318</span>  <span class="keywordflow">while</span> (readFrom < size)</div> |
| <div class="line"><a name="l00319"></a><span class="lineno"> 319</span>  {</div> |
| <div class="line"><a name="l00320"></a><span class="lineno"> 320</span>  CommitPoint commit = commits[readFrom];</div> |
| <div class="line"><a name="l00321"></a><span class="lineno"> 321</span>  <span class="keywordflow">if</span> (!commit.deleted)</div> |
| <div class="line"><a name="l00322"></a><span class="lineno"> 322</span>  {</div> |
| <div class="line"><a name="l00323"></a><span class="lineno"> 323</span>  <span class="keywordflow">if</span> (writeTo != readFrom)</div> |
| <div class="line"><a name="l00324"></a><span class="lineno"> 324</span>  {</div> |
| <div class="line"><a name="l00325"></a><span class="lineno"> 325</span>  commits[writeTo] = commits[readFrom];</div> |
| <div class="line"><a name="l00326"></a><span class="lineno"> 326</span>  }</div> |
| <div class="line"><a name="l00327"></a><span class="lineno"> 327</span>  writeTo++;</div> |
| <div class="line"><a name="l00328"></a><span class="lineno"> 328</span>  }</div> |
| <div class="line"><a name="l00329"></a><span class="lineno"> 329</span>  readFrom++;</div> |
| <div class="line"><a name="l00330"></a><span class="lineno"> 330</span>  }</div> |
| <div class="line"><a name="l00331"></a><span class="lineno"> 331</span>  </div> |
| <div class="line"><a name="l00332"></a><span class="lineno"> 332</span>  <span class="keywordflow">while</span> (size > writeTo)</div> |
| <div class="line"><a name="l00333"></a><span class="lineno"> 333</span>  {</div> |
| <div class="line"><a name="l00334"></a><span class="lineno"> 334</span>  commits.RemoveAt(size - 1);</div> |
| <div class="line"><a name="l00335"></a><span class="lineno"> 335</span>  size--;</div> |
| <div class="line"><a name="l00336"></a><span class="lineno"> 336</span>  }</div> |
| <div class="line"><a name="l00337"></a><span class="lineno"> 337</span>  }</div> |
| <div class="line"><a name="l00338"></a><span class="lineno"> 338</span>  }</div> |
| <div class="line"><a name="l00339"></a><span class="lineno"> 339</span>  </div> |
| <div class="line"><a name="l00347"></a><span class="lineno"><a class="code" href="class_lucene_1_1_net_1_1_index_1_1_index_file_deleter.html#af5ce15cc9a082ddc12ee6b789ad97705"> 347</a></span>  <span class="keyword">public</span> <span class="keywordtype">void</span> Refresh(System.String segmentName)</div> |
| <div class="line"><a name="l00348"></a><span class="lineno"> 348</span>  {</div> |
| <div class="line"><a name="l00349"></a><span class="lineno"> 349</span>  System.String[] files = directory.ListAll();</div> |
| <div class="line"><a name="l00350"></a><span class="lineno"> 350</span>  <a class="code" href="class_lucene_1_1_net_1_1_index_1_1_index_file_name_filter.html" title="Filename filter that accept filenames and extensions only created by Lucene. ">IndexFileNameFilter</a> filter = <a class="code" href="class_lucene_1_1_net_1_1_index_1_1_index_file_name_filter.html" title="Filename filter that accept filenames and extensions only created by Lucene. ">IndexFileNameFilter</a>.<a class="code" href="class_lucene_1_1_net_1_1_index_1_1_index_file_name_filter.html#a251392bcc98ff56de3d908f0ca7afb48">Filter</a>;</div> |
| <div class="line"><a name="l00351"></a><span class="lineno"> 351</span>  System.String segmentPrefix1;</div> |
| <div class="line"><a name="l00352"></a><span class="lineno"> 352</span>  System.String segmentPrefix2;</div> |
| <div class="line"><a name="l00353"></a><span class="lineno"> 353</span>  <span class="keywordflow">if</span> (segmentName != null)</div> |
| <div class="line"><a name="l00354"></a><span class="lineno"> 354</span>  {</div> |
| <div class="line"><a name="l00355"></a><span class="lineno"> 355</span>  segmentPrefix1 = segmentName + <span class="stringliteral">"."</span>;</div> |
| <div class="line"><a name="l00356"></a><span class="lineno"> 356</span>  segmentPrefix2 = segmentName + <span class="stringliteral">"_"</span>;</div> |
| <div class="line"><a name="l00357"></a><span class="lineno"> 357</span>  }</div> |
| <div class="line"><a name="l00358"></a><span class="lineno"> 358</span>  <span class="keywordflow">else</span></div> |
| <div class="line"><a name="l00359"></a><span class="lineno"> 359</span>  {</div> |
| <div class="line"><a name="l00360"></a><span class="lineno"> 360</span>  segmentPrefix1 = null;</div> |
| <div class="line"><a name="l00361"></a><span class="lineno"> 361</span>  segmentPrefix2 = null;</div> |
| <div class="line"><a name="l00362"></a><span class="lineno"> 362</span>  }</div> |
| <div class="line"><a name="l00363"></a><span class="lineno"> 363</span>  </div> |
| <div class="line"><a name="l00364"></a><span class="lineno"> 364</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < files.Length; i++)</div> |
| <div class="line"><a name="l00365"></a><span class="lineno"> 365</span>  {</div> |
| <div class="line"><a name="l00366"></a><span class="lineno"> 366</span>  System.String fileName = files[i];</div> |
| <div class="line"><a name="l00367"></a><span class="lineno"> 367</span>  <span class="keywordflow">if</span> (filter.<a class="code" href="class_lucene_1_1_net_1_1_index_1_1_index_file_name_filter.html#a024af2fd10b75ea42e973ba6fafbbeb4">Accept</a>(null, fileName) && (segmentName == null || fileName.StartsWith(segmentPrefix1) || fileName.StartsWith(segmentPrefix2)) && !refCounts.ContainsKey(fileName) && !fileName.Equals(<a class="code" href="class_lucene_1_1_net_1_1_index_1_1_index_file_names.html" title="Useful constants representing filenames and extensions used by lucene">IndexFileNames</a>.<a class="code" href="class_lucene_1_1_net_1_1_index_1_1_index_file_names.html#ac50f0ab232dedabd1106c7128024abb1" title="Name of the generation reference file name ">SEGMENTS_GEN</a>))</div> |
| <div class="line"><a name="l00368"></a><span class="lineno"> 368</span>  {</div> |
| <div class="line"><a name="l00369"></a><span class="lineno"> 369</span>  <span class="comment">// Unreferenced file, so remove it</span></div> |
| <div class="line"><a name="l00370"></a><span class="lineno"> 370</span>  <span class="keywordflow">if</span> (infoStream != null)</div> |
| <div class="line"><a name="l00371"></a><span class="lineno"> 371</span>  {</div> |
| <div class="line"><a name="l00372"></a><span class="lineno"> 372</span>  Message(<span class="stringliteral">"refresh [prefix="</span> + segmentName + <span class="stringliteral">"]: removing newly created unreferenced file \""</span> + fileName + <span class="stringliteral">"\""</span>);</div> |
| <div class="line"><a name="l00373"></a><span class="lineno"> 373</span>  }</div> |
| <div class="line"><a name="l00374"></a><span class="lineno"> 374</span>  DeleteFile(fileName);</div> |
| <div class="line"><a name="l00375"></a><span class="lineno"> 375</span>  }</div> |
| <div class="line"><a name="l00376"></a><span class="lineno"> 376</span>  }</div> |
| <div class="line"><a name="l00377"></a><span class="lineno"> 377</span>  }</div> |
| <div class="line"><a name="l00378"></a><span class="lineno"> 378</span>  </div> |
| <div class="line"><a name="l00379"></a><span class="lineno"><a class="code" href="class_lucene_1_1_net_1_1_index_1_1_index_file_deleter.html#ac25fa75be4cdf17fc0eb96d5ff8624e1"> 379</a></span>  <span class="keyword">public</span> <span class="keywordtype">void</span> Refresh()</div> |
| <div class="line"><a name="l00380"></a><span class="lineno"> 380</span>  {</div> |
| <div class="line"><a name="l00381"></a><span class="lineno"> 381</span>  Refresh(null);</div> |
| <div class="line"><a name="l00382"></a><span class="lineno"> 382</span>  }</div> |
| <div class="line"><a name="l00383"></a><span class="lineno"> 383</span>  </div> |
| <div class="line"><a name="l00384"></a><span class="lineno"><a class="code" href="class_lucene_1_1_net_1_1_index_1_1_index_file_deleter.html#a34045ba5cdc7ffde7beaf03fc798210a"> 384</a></span>  <span class="keyword">public</span> <span class="keywordtype">void</span> Dispose()</div> |
| <div class="line"><a name="l00385"></a><span class="lineno"> 385</span>  {</div> |
| <div class="line"><a name="l00386"></a><span class="lineno"> 386</span>  <span class="comment">// Move to protected method if class becomes unsealed</span></div> |
| <div class="line"><a name="l00387"></a><span class="lineno"> 387</span>  <span class="comment">// DecRef old files from the last checkpoint, if any:</span></div> |
| <div class="line"><a name="l00388"></a><span class="lineno"> 388</span>  <span class="keywordtype">int</span> size = lastFiles.Count;</div> |
| <div class="line"><a name="l00389"></a><span class="lineno"> 389</span>  <span class="keywordflow">if</span> (size > 0)</div> |
| <div class="line"><a name="l00390"></a><span class="lineno"> 390</span>  {</div> |
| <div class="line"><a name="l00391"></a><span class="lineno"> 391</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < size; i++)</div> |
| <div class="line"><a name="l00392"></a><span class="lineno"> 392</span>  DecRef(lastFiles[i]);</div> |
| <div class="line"><a name="l00393"></a><span class="lineno"> 393</span>  lastFiles.Clear();</div> |
| <div class="line"><a name="l00394"></a><span class="lineno"> 394</span>  }</div> |
| <div class="line"><a name="l00395"></a><span class="lineno"> 395</span>  </div> |
| <div class="line"><a name="l00396"></a><span class="lineno"> 396</span>  DeletePendingFiles();</div> |
| <div class="line"><a name="l00397"></a><span class="lineno"> 397</span>  }</div> |
| <div class="line"><a name="l00398"></a><span class="lineno"> 398</span>  </div> |
| <div class="line"><a name="l00399"></a><span class="lineno"> 399</span>  <span class="keyword">private</span> <span class="keywordtype">void</span> DeletePendingFiles()</div> |
| <div class="line"><a name="l00400"></a><span class="lineno"> 400</span>  {</div> |
| <div class="line"><a name="l00401"></a><span class="lineno"> 401</span>  <span class="keywordflow">if</span> (deletable != null)</div> |
| <div class="line"><a name="l00402"></a><span class="lineno"> 402</span>  {</div> |
| <div class="line"><a name="l00403"></a><span class="lineno"> 403</span>  IList<string> oldDeletable = deletable;</div> |
| <div class="line"><a name="l00404"></a><span class="lineno"> 404</span>  deletable = null;</div> |
| <div class="line"><a name="l00405"></a><span class="lineno"> 405</span>  <span class="keywordtype">int</span> size = oldDeletable.Count;</div> |
| <div class="line"><a name="l00406"></a><span class="lineno"> 406</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < size; i++)</div> |
| <div class="line"><a name="l00407"></a><span class="lineno"> 407</span>  {</div> |
| <div class="line"><a name="l00408"></a><span class="lineno"> 408</span>  <span class="keywordflow">if</span> (infoStream != null)</div> |
| <div class="line"><a name="l00409"></a><span class="lineno"> 409</span>  {</div> |
| <div class="line"><a name="l00410"></a><span class="lineno"> 410</span>  Message(<span class="stringliteral">"delete pending file "</span> + oldDeletable[i]);</div> |
| <div class="line"><a name="l00411"></a><span class="lineno"> 411</span>  }</div> |
| <div class="line"><a name="l00412"></a><span class="lineno"> 412</span>  DeleteFile(oldDeletable[i]);</div> |
| <div class="line"><a name="l00413"></a><span class="lineno"> 413</span>  }</div> |
| <div class="line"><a name="l00414"></a><span class="lineno"> 414</span>  }</div> |
| <div class="line"><a name="l00415"></a><span class="lineno"> 415</span>  }</div> |
| <div class="line"><a name="l00416"></a><span class="lineno"> 416</span>  </div> |
| <div class="line"><a name="l00436"></a><span class="lineno"><a class="code" href="class_lucene_1_1_net_1_1_index_1_1_index_file_deleter.html#a3257b95c2034de8f926e54e88509fef8"> 436</a></span>  <span class="keyword">public</span> <span class="keywordtype">void</span> Checkpoint(<a class="code" href="class_lucene_1_1_net_1_1_index_1_1_segment_infos.html" title="A collection of segmentInfo objects with methods for operating on those segments in relation to the f...">SegmentInfos</a> segmentInfos, <span class="keywordtype">bool</span> isCommit)</div> |
| <div class="line"><a name="l00437"></a><span class="lineno"> 437</span>  {</div> |
| <div class="line"><a name="l00438"></a><span class="lineno"> 438</span>  </div> |
| <div class="line"><a name="l00439"></a><span class="lineno"> 439</span>  <span class="keywordflow">if</span> (infoStream != null)</div> |
| <div class="line"><a name="l00440"></a><span class="lineno"> 440</span>  {</div> |
| <div class="line"><a name="l00441"></a><span class="lineno"> 441</span>  Message(<span class="stringliteral">"now checkpoint \""</span> + segmentInfos.<a class="code" href="class_lucene_1_1_net_1_1_index_1_1_segment_infos.html#a3dd07fad71cbc23fc5f11c937ee3c15b" title="Get the filename of the current segments_N file from a list of files.">GetCurrentSegmentFileName</a>() + <span class="stringliteral">"\" ["</span> + segmentInfos.Count + <span class="stringliteral">" segments "</span> + <span class="stringliteral">"; isCommit = "</span> + isCommit + <span class="stringliteral">"]"</span>);</div> |
| <div class="line"><a name="l00442"></a><span class="lineno"> 442</span>  }</div> |
| <div class="line"><a name="l00443"></a><span class="lineno"> 443</span>  </div> |
| <div class="line"><a name="l00444"></a><span class="lineno"> 444</span>  <span class="comment">// Try again now to delete any previously un-deletable</span></div> |
| <div class="line"><a name="l00445"></a><span class="lineno"> 445</span>  <span class="comment">// files (because they were in use, on Windows):</span></div> |
| <div class="line"><a name="l00446"></a><span class="lineno"> 446</span>  DeletePendingFiles();</div> |
| <div class="line"><a name="l00447"></a><span class="lineno"> 447</span>  </div> |
| <div class="line"><a name="l00448"></a><span class="lineno"> 448</span>  <span class="comment">// Incref the files:</span></div> |
| <div class="line"><a name="l00449"></a><span class="lineno"> 449</span>  IncRef(segmentInfos, isCommit);</div> |
| <div class="line"><a name="l00450"></a><span class="lineno"> 450</span>  </div> |
| <div class="line"><a name="l00451"></a><span class="lineno"> 451</span>  <span class="keywordflow">if</span> (isCommit)</div> |
| <div class="line"><a name="l00452"></a><span class="lineno"> 452</span>  {</div> |
| <div class="line"><a name="l00453"></a><span class="lineno"> 453</span>  <span class="comment">// Append to our commits list:</span></div> |
| <div class="line"><a name="l00454"></a><span class="lineno"> 454</span>  commits.Add(<span class="keyword">new</span> CommitPoint(<span class="keyword">this</span>, commitsToDelete, directory, segmentInfos));</div> |
| <div class="line"><a name="l00455"></a><span class="lineno"> 455</span>  </div> |
| <div class="line"><a name="l00456"></a><span class="lineno"> 456</span>  <span class="comment">// Tell policy so it can remove commits:</span></div> |
| <div class="line"><a name="l00457"></a><span class="lineno"> 457</span>  policy.OnCommit(commits);</div> |
| <div class="line"><a name="l00458"></a><span class="lineno"> 458</span>  </div> |
| <div class="line"><a name="l00459"></a><span class="lineno"> 459</span>  <span class="comment">// Decref files for commits that were deleted by the policy:</span></div> |
| <div class="line"><a name="l00460"></a><span class="lineno"> 460</span>  DeleteCommits();</div> |
| <div class="line"><a name="l00461"></a><span class="lineno"> 461</span>  }</div> |
| <div class="line"><a name="l00462"></a><span class="lineno"> 462</span>  <span class="keywordflow">else</span></div> |
| <div class="line"><a name="l00463"></a><span class="lineno"> 463</span>  {</div> |
| <div class="line"><a name="l00464"></a><span class="lineno"> 464</span>  </div> |
| <div class="line"><a name="l00465"></a><span class="lineno"> 465</span>  IList<string> docWriterFiles;</div> |
| <div class="line"><a name="l00466"></a><span class="lineno"> 466</span>  <span class="keywordflow">if</span> (docWriter != null)</div> |
| <div class="line"><a name="l00467"></a><span class="lineno"> 467</span>  {</div> |
| <div class="line"><a name="l00468"></a><span class="lineno"> 468</span>  docWriterFiles = docWriter.OpenFiles();</div> |
| <div class="line"><a name="l00469"></a><span class="lineno"> 469</span>  <span class="keywordflow">if</span> (docWriterFiles != null)</div> |
| <div class="line"><a name="l00470"></a><span class="lineno"> 470</span>  <span class="comment">// We must incRef these files before decRef'ing</span></div> |
| <div class="line"><a name="l00471"></a><span class="lineno"> 471</span>  <span class="comment">// last files to make sure we don't accidentally</span></div> |
| <div class="line"><a name="l00472"></a><span class="lineno"> 472</span>  <span class="comment">// delete them:</span></div> |
| <div class="line"><a name="l00473"></a><span class="lineno"> 473</span>  IncRef(docWriterFiles);</div> |
| <div class="line"><a name="l00474"></a><span class="lineno"> 474</span>  }</div> |
| <div class="line"><a name="l00475"></a><span class="lineno"> 475</span>  <span class="keywordflow">else</span></div> |
| <div class="line"><a name="l00476"></a><span class="lineno"> 476</span>  docWriterFiles = null;</div> |
| <div class="line"><a name="l00477"></a><span class="lineno"> 477</span>  </div> |
| <div class="line"><a name="l00478"></a><span class="lineno"> 478</span>  <span class="comment">// DecRef old files from the last checkpoint, if any:</span></div> |
| <div class="line"><a name="l00479"></a><span class="lineno"> 479</span>  <span class="keywordtype">int</span> size = lastFiles.Count;</div> |
| <div class="line"><a name="l00480"></a><span class="lineno"> 480</span>  <span class="keywordflow">if</span> (size > 0)</div> |
| <div class="line"><a name="l00481"></a><span class="lineno"> 481</span>  {</div> |
| <div class="line"><a name="l00482"></a><span class="lineno"> 482</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < size; i++)</div> |
| <div class="line"><a name="l00483"></a><span class="lineno"> 483</span>  DecRef(lastFiles[i]);</div> |
| <div class="line"><a name="l00484"></a><span class="lineno"> 484</span>  lastFiles.Clear();</div> |
| <div class="line"><a name="l00485"></a><span class="lineno"> 485</span>  }</div> |
| <div class="line"><a name="l00486"></a><span class="lineno"> 486</span>  </div> |
| <div class="line"><a name="l00487"></a><span class="lineno"> 487</span>  <span class="comment">// Save files so we can decr on next checkpoint/commit:</span></div> |
| <div class="line"><a name="l00488"></a><span class="lineno"> 488</span>  lastFiles.Add(segmentInfos.<a class="code" href="class_lucene_1_1_net_1_1_index_1_1_segment_infos.html#ad8f7fa9954554726d9bc32eac3cda8ac" title="Returns all file names referenced by SegmentInfo instances matching the provided Directory (ie files ...">Files</a>(directory, <span class="keyword">false</span>));</div> |
| <div class="line"><a name="l00489"></a><span class="lineno"> 489</span>  </div> |
| <div class="line"><a name="l00490"></a><span class="lineno"> 490</span>  <span class="keywordflow">if</span> (docWriterFiles != null)</div> |
| <div class="line"><a name="l00491"></a><span class="lineno"> 491</span>  {</div> |
| <div class="line"><a name="l00492"></a><span class="lineno"> 492</span>  lastFiles.Add(docWriterFiles);</div> |
| <div class="line"><a name="l00493"></a><span class="lineno"> 493</span>  }</div> |
| <div class="line"><a name="l00494"></a><span class="lineno"> 494</span>  }</div> |
| <div class="line"><a name="l00495"></a><span class="lineno"> 495</span>  }</div> |
| <div class="line"><a name="l00496"></a><span class="lineno"> 496</span>  </div> |
| <div class="line"><a name="l00497"></a><span class="lineno"> 497</span>  <span class="keyword">internal</span> <span class="keywordtype">void</span> IncRef(<a class="code" href="class_lucene_1_1_net_1_1_index_1_1_segment_infos.html" title="A collection of segmentInfo objects with methods for operating on those segments in relation to the f...">SegmentInfos</a> segmentInfos, <span class="keywordtype">bool</span> isCommit)</div> |
| <div class="line"><a name="l00498"></a><span class="lineno"> 498</span>  {</div> |
| <div class="line"><a name="l00499"></a><span class="lineno"> 499</span>  <span class="comment">// If this is a commit point, also incRef the</span></div> |
| <div class="line"><a name="l00500"></a><span class="lineno"> 500</span>  <span class="comment">// segments_N file:</span></div> |
| <div class="line"><a name="l00501"></a><span class="lineno"> 501</span>  <span class="keywordflow">foreach</span>(<span class="keywordtype">string</span> fileName <span class="keywordflow">in</span> segmentInfos.<a class="code" href="class_lucene_1_1_net_1_1_index_1_1_segment_infos.html#ad8f7fa9954554726d9bc32eac3cda8ac" title="Returns all file names referenced by SegmentInfo instances matching the provided Directory (ie files ...">Files</a>(directory, isCommit))</div> |
| <div class="line"><a name="l00502"></a><span class="lineno"> 502</span>  {</div> |
| <div class="line"><a name="l00503"></a><span class="lineno"> 503</span>  IncRef(fileName);</div> |
| <div class="line"><a name="l00504"></a><span class="lineno"> 504</span>  }</div> |
| <div class="line"><a name="l00505"></a><span class="lineno"> 505</span>  }</div> |
| <div class="line"><a name="l00506"></a><span class="lineno"> 506</span> </div> |
| <div class="line"><a name="l00507"></a><span class="lineno"> 507</span>  <span class="keyword">internal</span> <span class="keywordtype">void</span> IncRef(ICollection<string> files)</div> |
| <div class="line"><a name="l00508"></a><span class="lineno"> 508</span>  {</div> |
| <div class="line"><a name="l00509"></a><span class="lineno"> 509</span>  <span class="keywordflow">foreach</span>(<span class="keywordtype">string</span> file <span class="keywordflow">in</span> files)</div> |
| <div class="line"><a name="l00510"></a><span class="lineno"> 510</span>  {</div> |
| <div class="line"><a name="l00511"></a><span class="lineno"> 511</span>  IncRef(file);</div> |
| <div class="line"><a name="l00512"></a><span class="lineno"> 512</span>  }</div> |
| <div class="line"><a name="l00513"></a><span class="lineno"> 513</span>  }</div> |
| <div class="line"><a name="l00514"></a><span class="lineno"> 514</span>  </div> |
| <div class="line"><a name="l00515"></a><span class="lineno"> 515</span>  <span class="keyword">internal</span> <span class="keywordtype">void</span> IncRef(<span class="keywordtype">string</span> fileName)</div> |
| <div class="line"><a name="l00516"></a><span class="lineno"> 516</span>  {</div> |
| <div class="line"><a name="l00517"></a><span class="lineno"> 517</span>  RefCount rc = GetRefCount(fileName);</div> |
| <div class="line"><a name="l00518"></a><span class="lineno"> 518</span>  <span class="keywordflow">if</span> (infoStream != null && VERBOSE_REF_COUNTS)</div> |
| <div class="line"><a name="l00519"></a><span class="lineno"> 519</span>  {</div> |
| <div class="line"><a name="l00520"></a><span class="lineno"> 520</span>  Message(<span class="stringliteral">" IncRef \""</span> + fileName + <span class="stringliteral">"\": pre-incr count is "</span> + rc.count);</div> |
| <div class="line"><a name="l00521"></a><span class="lineno"> 521</span>  }</div> |
| <div class="line"><a name="l00522"></a><span class="lineno"> 522</span>  rc.IncRef();</div> |
| <div class="line"><a name="l00523"></a><span class="lineno"> 523</span>  }</div> |
| <div class="line"><a name="l00524"></a><span class="lineno"> 524</span>  </div> |
| <div class="line"><a name="l00525"></a><span class="lineno"> 525</span>  <span class="keyword">internal</span> <span class="keywordtype">void</span> DecRef(ICollection<string> files)</div> |
| <div class="line"><a name="l00526"></a><span class="lineno"> 526</span>  {</div> |
| <div class="line"><a name="l00527"></a><span class="lineno"> 527</span>  <span class="keywordflow">foreach</span>(<span class="keywordtype">string</span> file <span class="keywordflow">in</span> files)</div> |
| <div class="line"><a name="l00528"></a><span class="lineno"> 528</span>  {</div> |
| <div class="line"><a name="l00529"></a><span class="lineno"> 529</span>  DecRef(file);</div> |
| <div class="line"><a name="l00530"></a><span class="lineno"> 530</span>  }</div> |
| <div class="line"><a name="l00531"></a><span class="lineno"> 531</span>  }</div> |
| <div class="line"><a name="l00532"></a><span class="lineno"> 532</span>  </div> |
| <div class="line"><a name="l00533"></a><span class="lineno"> 533</span>  <span class="keyword">internal</span> <span class="keywordtype">void</span> DecRef(System.String fileName)</div> |
| <div class="line"><a name="l00534"></a><span class="lineno"> 534</span>  {</div> |
| <div class="line"><a name="l00535"></a><span class="lineno"> 535</span>  RefCount rc = GetRefCount(fileName);</div> |
| <div class="line"><a name="l00536"></a><span class="lineno"> 536</span>  <span class="keywordflow">if</span> (infoStream != null && VERBOSE_REF_COUNTS)</div> |
| <div class="line"><a name="l00537"></a><span class="lineno"> 537</span>  {</div> |
| <div class="line"><a name="l00538"></a><span class="lineno"> 538</span>  Message(<span class="stringliteral">" DecRef \""</span> + fileName + <span class="stringliteral">"\": pre-decr count is "</span> + rc.count);</div> |
| <div class="line"><a name="l00539"></a><span class="lineno"> 539</span>  }</div> |
| <div class="line"><a name="l00540"></a><span class="lineno"> 540</span>  <span class="keywordflow">if</span> (0 == rc.DecRef())</div> |
| <div class="line"><a name="l00541"></a><span class="lineno"> 541</span>  {</div> |
| <div class="line"><a name="l00542"></a><span class="lineno"> 542</span>  <span class="comment">// This file is no longer referenced by any past</span></div> |
| <div class="line"><a name="l00543"></a><span class="lineno"> 543</span>  <span class="comment">// commit points nor by the in-memory SegmentInfos:</span></div> |
| <div class="line"><a name="l00544"></a><span class="lineno"> 544</span>  DeleteFile(fileName);</div> |
| <div class="line"><a name="l00545"></a><span class="lineno"> 545</span>  refCounts.Remove(fileName);</div> |
| <div class="line"><a name="l00546"></a><span class="lineno"> 546</span> </div> |
| <div class="line"><a name="l00547"></a><span class="lineno"> 547</span>  <span class="keywordflow">if</span> (synced != null) {</div> |
| <div class="line"><a name="l00548"></a><span class="lineno"> 548</span>  lock(synced) </div> |
| <div class="line"><a name="l00549"></a><span class="lineno"> 549</span>  {</div> |
| <div class="line"><a name="l00550"></a><span class="lineno"> 550</span>  synced.Remove(fileName);</div> |
| <div class="line"><a name="l00551"></a><span class="lineno"> 551</span>  }</div> |
| <div class="line"><a name="l00552"></a><span class="lineno"> 552</span>  }</div> |
| <div class="line"><a name="l00553"></a><span class="lineno"> 553</span>  }</div> |
| <div class="line"><a name="l00554"></a><span class="lineno"> 554</span>  }</div> |
| <div class="line"><a name="l00555"></a><span class="lineno"> 555</span>  </div> |
| <div class="line"><a name="l00556"></a><span class="lineno"> 556</span>  <span class="keyword">internal</span> <span class="keywordtype">void</span> DecRef(SegmentInfos segmentInfos)</div> |
| <div class="line"><a name="l00557"></a><span class="lineno"> 557</span>  {</div> |
| <div class="line"><a name="l00558"></a><span class="lineno"> 558</span>  <span class="keywordflow">foreach</span>(<span class="keywordtype">string</span> file <span class="keywordflow">in</span> segmentInfos.Files(directory, <span class="keyword">false</span>))</div> |
| <div class="line"><a name="l00559"></a><span class="lineno"> 559</span>  {</div> |
| <div class="line"><a name="l00560"></a><span class="lineno"> 560</span>  DecRef(file);</div> |
| <div class="line"><a name="l00561"></a><span class="lineno"> 561</span>  }</div> |
| <div class="line"><a name="l00562"></a><span class="lineno"> 562</span>  }</div> |
| <div class="line"><a name="l00563"></a><span class="lineno"> 563</span> </div> |
| <div class="line"><a name="l00564"></a><span class="lineno"><a class="code" href="class_lucene_1_1_net_1_1_index_1_1_index_file_deleter.html#ad6b96841721e5b6647815b1308b3ae02"> 564</a></span>  <span class="keyword">public</span> <span class="keywordtype">bool</span> Exists(String fileName)</div> |
| <div class="line"><a name="l00565"></a><span class="lineno"> 565</span>  {</div> |
| <div class="line"><a name="l00566"></a><span class="lineno"> 566</span>  <span class="keywordflow">if</span> (!refCounts.ContainsKey(fileName))</div> |
| <div class="line"><a name="l00567"></a><span class="lineno"> 567</span>  {</div> |
| <div class="line"><a name="l00568"></a><span class="lineno"> 568</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div> |
| <div class="line"><a name="l00569"></a><span class="lineno"> 569</span>  }</div> |
| <div class="line"><a name="l00570"></a><span class="lineno"> 570</span>  <span class="keywordflow">else</span></div> |
| <div class="line"><a name="l00571"></a><span class="lineno"> 571</span>  {</div> |
| <div class="line"><a name="l00572"></a><span class="lineno"> 572</span>  <span class="keywordflow">return</span> GetRefCount(fileName).count > 0;</div> |
| <div class="line"><a name="l00573"></a><span class="lineno"> 573</span>  }</div> |
| <div class="line"><a name="l00574"></a><span class="lineno"> 574</span>  }</div> |
| <div class="line"><a name="l00575"></a><span class="lineno"> 575</span>  </div> |
| <div class="line"><a name="l00576"></a><span class="lineno"> 576</span>  <span class="keyword">private</span> RefCount GetRefCount(System.String fileName)</div> |
| <div class="line"><a name="l00577"></a><span class="lineno"> 577</span>  {</div> |
| <div class="line"><a name="l00578"></a><span class="lineno"> 578</span>  RefCount rc;</div> |
| <div class="line"><a name="l00579"></a><span class="lineno"> 579</span>  <span class="keywordflow">if</span> (!refCounts.ContainsKey(fileName))</div> |
| <div class="line"><a name="l00580"></a><span class="lineno"> 580</span>  {</div> |
| <div class="line"><a name="l00581"></a><span class="lineno"> 581</span>  rc = <span class="keyword">new</span> RefCount(fileName);</div> |
| <div class="line"><a name="l00582"></a><span class="lineno"> 582</span>  refCounts[fileName] = rc;</div> |
| <div class="line"><a name="l00583"></a><span class="lineno"> 583</span>  }</div> |
| <div class="line"><a name="l00584"></a><span class="lineno"> 584</span>  <span class="keywordflow">else</span></div> |
| <div class="line"><a name="l00585"></a><span class="lineno"> 585</span>  {</div> |
| <div class="line"><a name="l00586"></a><span class="lineno"> 586</span>  rc = refCounts[fileName];</div> |
| <div class="line"><a name="l00587"></a><span class="lineno"> 587</span>  }</div> |
| <div class="line"><a name="l00588"></a><span class="lineno"> 588</span>  <span class="keywordflow">return</span> rc;</div> |
| <div class="line"><a name="l00589"></a><span class="lineno"> 589</span>  }</div> |
| <div class="line"><a name="l00590"></a><span class="lineno"> 590</span>  </div> |
| <div class="line"><a name="l00591"></a><span class="lineno"> 591</span>  <span class="keyword">internal</span> <span class="keywordtype">void</span> DeleteFiles(System.Collections.Generic.IList<<span class="keywordtype">string</span>> files)</div> |
| <div class="line"><a name="l00592"></a><span class="lineno"> 592</span>  {</div> |
| <div class="line"><a name="l00593"></a><span class="lineno"> 593</span>  <span class="keywordflow">foreach</span>(<span class="keywordtype">string</span> file <span class="keywordflow">in</span> files)</div> |
| <div class="line"><a name="l00594"></a><span class="lineno"> 594</span>  DeleteFile(file);</div> |
| <div class="line"><a name="l00595"></a><span class="lineno"> 595</span>  }</div> |
| <div class="line"><a name="l00596"></a><span class="lineno"> 596</span>  </div> |
| <div class="line"><a name="l00600"></a><span class="lineno"> 600</span>  <span class="keyword">internal</span> <span class="keywordtype">void</span> DeleteNewFiles(System.Collections.Generic.ICollection<<span class="keywordtype">string</span>> files)</div> |
| <div class="line"><a name="l00601"></a><span class="lineno"> 601</span>  {</div> |
| <div class="line"><a name="l00602"></a><span class="lineno"> 602</span>  <span class="keywordflow">foreach</span>(<span class="keywordtype">string</span> fileName <span class="keywordflow">in</span> files)</div> |
| <div class="line"><a name="l00603"></a><span class="lineno"> 603</span>  {</div> |
| <div class="line"><a name="l00604"></a><span class="lineno"> 604</span>  <span class="keywordflow">if</span> (!refCounts.ContainsKey(fileName))</div> |
| <div class="line"><a name="l00605"></a><span class="lineno"> 605</span>  {</div> |
| <div class="line"><a name="l00606"></a><span class="lineno"> 606</span>  <span class="keywordflow">if</span> (infoStream != null)</div> |
| <div class="line"><a name="l00607"></a><span class="lineno"> 607</span>  {</div> |
| <div class="line"><a name="l00608"></a><span class="lineno"> 608</span>  Message(<span class="stringliteral">"delete new file \""</span> + fileName + <span class="stringliteral">"\""</span>);</div> |
| <div class="line"><a name="l00609"></a><span class="lineno"> 609</span>  }</div> |
| <div class="line"><a name="l00610"></a><span class="lineno"> 610</span>  DeleteFile(fileName);</div> |
| <div class="line"><a name="l00611"></a><span class="lineno"> 611</span>  }</div> |
| <div class="line"><a name="l00612"></a><span class="lineno"> 612</span>  }</div> |
| <div class="line"><a name="l00613"></a><span class="lineno"> 613</span>  }</div> |
| <div class="line"><a name="l00614"></a><span class="lineno"> 614</span>  </div> |
| <div class="line"><a name="l00615"></a><span class="lineno"> 615</span>  <span class="keyword">internal</span> <span class="keywordtype">void</span> DeleteFile(System.String fileName)</div> |
| <div class="line"><a name="l00616"></a><span class="lineno"> 616</span>  {</div> |
| <div class="line"><a name="l00617"></a><span class="lineno"> 617</span>  <span class="keywordflow">try</span></div> |
| <div class="line"><a name="l00618"></a><span class="lineno"> 618</span>  {</div> |
| <div class="line"><a name="l00619"></a><span class="lineno"> 619</span>  <span class="keywordflow">if</span> (infoStream != null)</div> |
| <div class="line"><a name="l00620"></a><span class="lineno"> 620</span>  {</div> |
| <div class="line"><a name="l00621"></a><span class="lineno"> 621</span>  Message(<span class="stringliteral">"delete \""</span> + fileName + <span class="stringliteral">"\""</span>);</div> |
| <div class="line"><a name="l00622"></a><span class="lineno"> 622</span>  }</div> |
| <div class="line"><a name="l00623"></a><span class="lineno"> 623</span>  directory.DeleteFile(fileName);</div> |
| <div class="line"><a name="l00624"></a><span class="lineno"> 624</span>  }</div> |
| <div class="line"><a name="l00625"></a><span class="lineno"> 625</span>  <span class="keywordflow">catch</span> (System.IO.IOException e)</div> |
| <div class="line"><a name="l00626"></a><span class="lineno"> 626</span>  {</div> |
| <div class="line"><a name="l00627"></a><span class="lineno"> 627</span>  <span class="comment">// if delete fails</span></div> |
| <div class="line"><a name="l00628"></a><span class="lineno"> 628</span>  <span class="keywordflow">if</span> (directory.FileExists(fileName))</div> |
| <div class="line"><a name="l00629"></a><span class="lineno"> 629</span>  {</div> |
| <div class="line"><a name="l00630"></a><span class="lineno"> 630</span>  </div> |
| <div class="line"><a name="l00631"></a><span class="lineno"> 631</span>  <span class="comment">// Some operating systems (e.g. Windows) don't</span></div> |
| <div class="line"><a name="l00632"></a><span class="lineno"> 632</span>  <span class="comment">// permit a file to be deleted while it is opened</span></div> |
| <div class="line"><a name="l00633"></a><span class="lineno"> 633</span>  <span class="comment">// for read (e.g. by another process or thread). So</span></div> |
| <div class="line"><a name="l00634"></a><span class="lineno"> 634</span>  <span class="comment">// we assume that when a delete fails it is because</span></div> |
| <div class="line"><a name="l00635"></a><span class="lineno"> 635</span>  <span class="comment">// the file is open in another process, and queue</span></div> |
| <div class="line"><a name="l00636"></a><span class="lineno"> 636</span>  <span class="comment">// the file for subsequent deletion.</span></div> |
| <div class="line"><a name="l00637"></a><span class="lineno"> 637</span>  </div> |
| <div class="line"><a name="l00638"></a><span class="lineno"> 638</span>  <span class="keywordflow">if</span> (infoStream != null)</div> |
| <div class="line"><a name="l00639"></a><span class="lineno"> 639</span>  {</div> |
| <div class="line"><a name="l00640"></a><span class="lineno"> 640</span>  Message(<span class="stringliteral">"IndexFileDeleter: unable to remove file \""</span> + fileName + <span class="stringliteral">"\": "</span> + e.ToString() + <span class="stringliteral">"; Will re-try later."</span>);</div> |
| <div class="line"><a name="l00641"></a><span class="lineno"> 641</span>  }</div> |
| <div class="line"><a name="l00642"></a><span class="lineno"> 642</span>  <span class="keywordflow">if</span> (deletable == null)</div> |
| <div class="line"><a name="l00643"></a><span class="lineno"> 643</span>  {</div> |
| <div class="line"><a name="l00644"></a><span class="lineno"> 644</span>  deletable = <span class="keyword">new</span> List<string>();</div> |
| <div class="line"><a name="l00645"></a><span class="lineno"> 645</span>  }</div> |
| <div class="line"><a name="l00646"></a><span class="lineno"> 646</span>  deletable.Add(fileName); <span class="comment">// add to deletable</span></div> |
| <div class="line"><a name="l00647"></a><span class="lineno"> 647</span>  }</div> |
| <div class="line"><a name="l00648"></a><span class="lineno"> 648</span>  }</div> |
| <div class="line"><a name="l00649"></a><span class="lineno"> 649</span>  }</div> |
| <div class="line"><a name="l00650"></a><span class="lineno"> 650</span>  </div> |
| <div class="line"><a name="l00652"></a><span class="lineno"> 652</span>  sealed <span class="keyword">private</span> <span class="keyword">class </span>RefCount</div> |
| <div class="line"><a name="l00653"></a><span class="lineno"> 653</span>  {</div> |
| <div class="line"><a name="l00654"></a><span class="lineno"> 654</span>  </div> |
| <div class="line"><a name="l00655"></a><span class="lineno"> 655</span>  <span class="comment">// fileName used only for better assert error messages</span></div> |
| <div class="line"><a name="l00656"></a><span class="lineno"> 656</span>  <span class="keyword">internal</span> System.String fileName;</div> |
| <div class="line"><a name="l00657"></a><span class="lineno"> 657</span>  <span class="keyword">internal</span> <span class="keywordtype">bool</span> initDone;</div> |
| <div class="line"><a name="l00658"></a><span class="lineno"> 658</span>  <span class="keyword">internal</span> RefCount(System.String fileName)</div> |
| <div class="line"><a name="l00659"></a><span class="lineno"> 659</span>  {</div> |
| <div class="line"><a name="l00660"></a><span class="lineno"> 660</span>  this.fileName = fileName;</div> |
| <div class="line"><a name="l00661"></a><span class="lineno"> 661</span>  }</div> |
| <div class="line"><a name="l00662"></a><span class="lineno"> 662</span>  </div> |
| <div class="line"><a name="l00663"></a><span class="lineno"> 663</span>  <span class="keyword">internal</span> <span class="keywordtype">int</span> count;</div> |
| <div class="line"><a name="l00664"></a><span class="lineno"> 664</span>  </div> |
| <div class="line"><a name="l00665"></a><span class="lineno"> 665</span>  <span class="keyword">public</span> <span class="keywordtype">int</span> IncRef()</div> |
| <div class="line"><a name="l00666"></a><span class="lineno"> 666</span>  {</div> |
| <div class="line"><a name="l00667"></a><span class="lineno"> 667</span>  <span class="keywordflow">if</span> (!initDone)</div> |
| <div class="line"><a name="l00668"></a><span class="lineno"> 668</span>  {</div> |
| <div class="line"><a name="l00669"></a><span class="lineno"> 669</span>  initDone = <span class="keyword">true</span>;</div> |
| <div class="line"><a name="l00670"></a><span class="lineno"> 670</span>  }</div> |
| <div class="line"><a name="l00671"></a><span class="lineno"> 671</span>  <span class="keywordflow">else</span></div> |
| <div class="line"><a name="l00672"></a><span class="lineno"> 672</span>  {</div> |
| <div class="line"><a name="l00673"></a><span class="lineno"> 673</span>  System.Diagnostics.Debug.Assert(count > 0, <span class="stringliteral">"RefCount is 0 pre-increment for file "</span> + fileName);</div> |
| <div class="line"><a name="l00674"></a><span class="lineno"> 674</span>  }</div> |
| <div class="line"><a name="l00675"></a><span class="lineno"> 675</span>  <span class="keywordflow">return</span> ++count;</div> |
| <div class="line"><a name="l00676"></a><span class="lineno"> 676</span>  }</div> |
| <div class="line"><a name="l00677"></a><span class="lineno"> 677</span>  </div> |
| <div class="line"><a name="l00678"></a><span class="lineno"> 678</span>  <span class="keyword">public</span> <span class="keywordtype">int</span> DecRef()</div> |
| <div class="line"><a name="l00679"></a><span class="lineno"> 679</span>  {</div> |
| <div class="line"><a name="l00680"></a><span class="lineno"> 680</span>  System.Diagnostics.Debug.Assert(count > 0, <span class="stringliteral">"RefCount is 0 pre-decrement for file "</span> + fileName);</div> |
| <div class="line"><a name="l00681"></a><span class="lineno"> 681</span>  <span class="keywordflow">return</span> --count;</div> |
| <div class="line"><a name="l00682"></a><span class="lineno"> 682</span>  }</div> |
| <div class="line"><a name="l00683"></a><span class="lineno"> 683</span>  }</div> |
| <div class="line"><a name="l00684"></a><span class="lineno"> 684</span>  </div> |
| <div class="line"><a name="l00690"></a><span class="lineno"> 690</span>  </div> |
| <div class="line"><a name="l00691"></a><span class="lineno"> 691</span>  sealed <span class="keyword">private</span> <span class="keyword">class </span>CommitPoint:IndexCommit, System.IComparable<CommitPoint></div> |
| <div class="line"><a name="l00692"></a><span class="lineno"> 692</span>  {</div> |
| <div class="line"><a name="l00693"></a><span class="lineno"> 693</span>  <span class="keyword">private</span> <span class="keywordtype">void</span> InitBlock(IndexFileDeleter enclosingInstance)</div> |
| <div class="line"><a name="l00694"></a><span class="lineno"> 694</span>  {</div> |
| <div class="line"><a name="l00695"></a><span class="lineno"> 695</span>  this.enclosingInstance = enclosingInstance;</div> |
| <div class="line"><a name="l00696"></a><span class="lineno"> 696</span>  }</div> |
| <div class="line"><a name="l00697"></a><span class="lineno"> 697</span>  <span class="keyword">private</span> IndexFileDeleter enclosingInstance;</div> |
| <div class="line"><a name="l00698"></a><span class="lineno"> 698</span>  <span class="keyword">public</span> IndexFileDeleter Enclosing_Instance</div> |
| <div class="line"><a name="l00699"></a><span class="lineno"> 699</span>  {</div> |
| <div class="line"><a name="l00700"></a><span class="lineno"> 700</span>  <span class="keyword">get</span></div> |
| <div class="line"><a name="l00701"></a><span class="lineno"> 701</span>  {</div> |
| <div class="line"><a name="l00702"></a><span class="lineno"> 702</span>  <span class="keywordflow">return</span> enclosingInstance;</div> |
| <div class="line"><a name="l00703"></a><span class="lineno"> 703</span>  }</div> |
| <div class="line"><a name="l00704"></a><span class="lineno"> 704</span> </div> |
| <div class="line"><a name="l00705"></a><span class="lineno"> 705</span>  }</div> |
| <div class="line"><a name="l00706"></a><span class="lineno"> 706</span>  </div> |
| <div class="line"><a name="l00707"></a><span class="lineno"> 707</span>  <span class="keyword">internal</span> <span class="keywordtype">long</span> gen;</div> |
| <div class="line"><a name="l00708"></a><span class="lineno"> 708</span>  <span class="keyword">internal</span> ICollection<string> files;</div> |
| <div class="line"><a name="l00709"></a><span class="lineno"> 709</span>  <span class="keyword">internal</span> <span class="keywordtype">string</span> segmentsFileName;</div> |
| <div class="line"><a name="l00710"></a><span class="lineno"> 710</span>  <span class="keyword">internal</span> <span class="keywordtype">bool</span> deleted;</div> |
| <div class="line"><a name="l00711"></a><span class="lineno"> 711</span>  <span class="keyword">internal</span> <a class="code" href="_syns2_index_8cs.html#aada057080323f6e867d8f9c189276716">Directory</a> directory;</div> |
| <div class="line"><a name="l00712"></a><span class="lineno"> 712</span>  <span class="keyword">internal</span> ICollection<CommitPoint> commitsToDelete;</div> |
| <div class="line"><a name="l00713"></a><span class="lineno"> 713</span>  <span class="keyword">internal</span> <span class="keywordtype">long</span> version;</div> |
| <div class="line"><a name="l00714"></a><span class="lineno"> 714</span>  <span class="keyword">internal</span> <span class="keywordtype">long</span> generation;</div> |
| <div class="line"><a name="l00715"></a><span class="lineno"> 715</span>  <span class="keyword">internal</span> <span class="keywordtype">bool</span> isOptimized;</div> |
| <div class="line"><a name="l00716"></a><span class="lineno"> 716</span>  <span class="keyword">internal</span> IDictionary<string, string> userData;</div> |
| <div class="line"><a name="l00717"></a><span class="lineno"> 717</span>  </div> |
| <div class="line"><a name="l00718"></a><span class="lineno"> 718</span>  <span class="keyword">public</span> CommitPoint(IndexFileDeleter enclosingInstance, ICollection<CommitPoint> commitsToDelete, <a class="code" href="_syns2_index_8cs.html#aada057080323f6e867d8f9c189276716">Directory</a> directory, SegmentInfos segmentInfos)</div> |
| <div class="line"><a name="l00719"></a><span class="lineno"> 719</span>  {</div> |
| <div class="line"><a name="l00720"></a><span class="lineno"> 720</span>  InitBlock(enclosingInstance);</div> |
| <div class="line"><a name="l00721"></a><span class="lineno"> 721</span>  this.directory = directory;</div> |
| <div class="line"><a name="l00722"></a><span class="lineno"> 722</span>  this.commitsToDelete = commitsToDelete;</div> |
| <div class="line"><a name="l00723"></a><span class="lineno"> 723</span>  userData = segmentInfos.UserData;</div> |
| <div class="line"><a name="l00724"></a><span class="lineno"> 724</span>  segmentsFileName = segmentInfos.GetCurrentSegmentFileName();</div> |
| <div class="line"><a name="l00725"></a><span class="lineno"> 725</span>  version = segmentInfos.Version;</div> |
| <div class="line"><a name="l00726"></a><span class="lineno"> 726</span>  generation = segmentInfos.Generation;</div> |
| <div class="line"><a name="l00727"></a><span class="lineno"> 727</span>  files = segmentInfos.Files(directory, <span class="keyword">true</span>);</div> |
| <div class="line"><a name="l00728"></a><span class="lineno"> 728</span>  gen = segmentInfos.Generation;</div> |
| <div class="line"><a name="l00729"></a><span class="lineno"> 729</span>  isOptimized = segmentInfos.Count == 1 && !segmentInfos.Info(0).HasDeletions();</div> |
| <div class="line"><a name="l00730"></a><span class="lineno"> 730</span>  </div> |
| <div class="line"><a name="l00731"></a><span class="lineno"> 731</span>  System.Diagnostics.Debug.Assert(!segmentInfos.HasExternalSegments(directory));</div> |
| <div class="line"><a name="l00732"></a><span class="lineno"> 732</span>  }</div> |
| <div class="line"><a name="l00733"></a><span class="lineno"> 733</span> </div> |
| <div class="line"><a name="l00734"></a><span class="lineno"> 734</span>  <span class="keyword">public</span> <span class="keyword">override</span> <span class="keywordtype">string</span> ToString()</div> |
| <div class="line"><a name="l00735"></a><span class="lineno"> 735</span>  {</div> |
| <div class="line"><a name="l00736"></a><span class="lineno"> 736</span>  <span class="keywordflow">return</span> <span class="stringliteral">"IndexFileDeleter.CommitPoint("</span> + segmentsFileName + <span class="stringliteral">")"</span>;</div> |
| <div class="line"><a name="l00737"></a><span class="lineno"> 737</span>  }</div> |
| <div class="line"><a name="l00738"></a><span class="lineno"> 738</span> </div> |
| <div class="line"><a name="l00739"></a><span class="lineno"> 739</span>  <span class="keyword">public</span> <span class="keyword">override</span> <span class="keywordtype">bool</span> IsOptimized</div> |
| <div class="line"><a name="l00740"></a><span class="lineno"> 740</span>  {</div> |
| <div class="line"><a name="l00741"></a><span class="lineno"> 741</span>  <span class="keyword">get</span> { <span class="keywordflow">return</span> isOptimized; }</div> |
| <div class="line"><a name="l00742"></a><span class="lineno"> 742</span>  }</div> |
| <div class="line"><a name="l00743"></a><span class="lineno"> 743</span> </div> |
| <div class="line"><a name="l00744"></a><span class="lineno"> 744</span>  <span class="keyword">public</span> <span class="keyword">override</span> <span class="keywordtype">string</span> SegmentsFileName</div> |
| <div class="line"><a name="l00745"></a><span class="lineno"> 745</span>  {</div> |
| <div class="line"><a name="l00746"></a><span class="lineno"> 746</span>  <span class="keyword">get</span> { <span class="keywordflow">return</span> segmentsFileName; }</div> |
| <div class="line"><a name="l00747"></a><span class="lineno"> 747</span>  }</div> |
| <div class="line"><a name="l00748"></a><span class="lineno"> 748</span> </div> |
| <div class="line"><a name="l00749"></a><span class="lineno"> 749</span>  <span class="keyword">public</span> <span class="keyword">override</span> ICollection<string> FileNames</div> |
| <div class="line"><a name="l00750"></a><span class="lineno"> 750</span>  {</div> |
| <div class="line"><a name="l00751"></a><span class="lineno"> 751</span>  <span class="keyword">get</span> { <span class="keywordflow">return</span> files; }</div> |
| <div class="line"><a name="l00752"></a><span class="lineno"> 752</span>  }</div> |
| <div class="line"><a name="l00753"></a><span class="lineno"> 753</span> </div> |
| <div class="line"><a name="l00754"></a><span class="lineno"> 754</span>  <span class="keyword">public</span> <span class="keyword">override</span> <a class="code" href="_syns2_index_8cs.html#aada057080323f6e867d8f9c189276716">Directory</a> <a class="code" href="_syns2_index_8cs.html#aada057080323f6e867d8f9c189276716">Directory</a></div> |
| <div class="line"><a name="l00755"></a><span class="lineno"> 755</span>  {</div> |
| <div class="line"><a name="l00756"></a><span class="lineno"> 756</span>  <span class="keyword">get</span> { <span class="keywordflow">return</span> directory; }</div> |
| <div class="line"><a name="l00757"></a><span class="lineno"> 757</span>  }</div> |
| <div class="line"><a name="l00758"></a><span class="lineno"> 758</span> </div> |
| <div class="line"><a name="l00759"></a><span class="lineno"> 759</span>  <span class="keyword">public</span> <span class="keyword">override</span> <span class="keywordtype">long</span> <a class="code" href="_arabic_analyzer_8cs.html#a63c914dcb7d19365ff0f7c6ea7ef77c4">Version</a></div> |
| <div class="line"><a name="l00760"></a><span class="lineno"> 760</span>  {</div> |
| <div class="line"><a name="l00761"></a><span class="lineno"> 761</span>  <span class="keyword">get</span> { <span class="keywordflow">return</span> version; }</div> |
| <div class="line"><a name="l00762"></a><span class="lineno"> 762</span>  }</div> |
| <div class="line"><a name="l00763"></a><span class="lineno"> 763</span> </div> |
| <div class="line"><a name="l00764"></a><span class="lineno"> 764</span>  <span class="keyword">public</span> <span class="keyword">override</span> <span class="keywordtype">long</span> Generation</div> |
| <div class="line"><a name="l00765"></a><span class="lineno"> 765</span>  {</div> |
| <div class="line"><a name="l00766"></a><span class="lineno"> 766</span>  <span class="keyword">get</span> { <span class="keywordflow">return</span> generation; }</div> |
| <div class="line"><a name="l00767"></a><span class="lineno"> 767</span>  }</div> |
| <div class="line"><a name="l00768"></a><span class="lineno"> 768</span> </div> |
| <div class="line"><a name="l00769"></a><span class="lineno"> 769</span>  <span class="keyword">public</span> <span class="keyword">override</span> IDictionary<string, string> UserData</div> |
| <div class="line"><a name="l00770"></a><span class="lineno"> 770</span>  {</div> |
| <div class="line"><a name="l00771"></a><span class="lineno"> 771</span>  <span class="keyword">get</span> { <span class="keywordflow">return</span> userData; }</div> |
| <div class="line"><a name="l00772"></a><span class="lineno"> 772</span>  }</div> |
| <div class="line"><a name="l00773"></a><span class="lineno"> 773</span> </div> |
| <div class="line"><a name="l00777"></a><span class="lineno"> 777</span>  <span class="keyword">public</span> <span class="keyword">override</span> <span class="keywordtype">void</span> Delete()</div> |
| <div class="line"><a name="l00778"></a><span class="lineno"> 778</span>  {</div> |
| <div class="line"><a name="l00779"></a><span class="lineno"> 779</span>  <span class="keywordflow">if</span> (!deleted)</div> |
| <div class="line"><a name="l00780"></a><span class="lineno"> 780</span>  {</div> |
| <div class="line"><a name="l00781"></a><span class="lineno"> 781</span>  deleted = <span class="keyword">true</span>;</div> |
| <div class="line"><a name="l00782"></a><span class="lineno"> 782</span>  Enclosing_Instance.commitsToDelete.Add(<span class="keyword">this</span>);</div> |
| <div class="line"><a name="l00783"></a><span class="lineno"> 783</span>  }</div> |
| <div class="line"><a name="l00784"></a><span class="lineno"> 784</span>  }</div> |
| <div class="line"><a name="l00785"></a><span class="lineno"> 785</span> </div> |
| <div class="line"><a name="l00786"></a><span class="lineno"> 786</span>  <span class="keyword">public</span> <span class="keyword">override</span> <span class="keywordtype">bool</span> IsDeleted</div> |
| <div class="line"><a name="l00787"></a><span class="lineno"> 787</span>  {</div> |
| <div class="line"><a name="l00788"></a><span class="lineno"> 788</span>  <span class="keyword">get</span> { <span class="keywordflow">return</span> deleted; }</div> |
| <div class="line"><a name="l00789"></a><span class="lineno"> 789</span>  }</div> |
| <div class="line"><a name="l00790"></a><span class="lineno"> 790</span> </div> |
| <div class="line"><a name="l00791"></a><span class="lineno"> 791</span>  <span class="keyword">public</span> <span class="keywordtype">int</span> CompareTo(CommitPoint commit)</div> |
| <div class="line"><a name="l00792"></a><span class="lineno"> 792</span>  {</div> |
| <div class="line"><a name="l00793"></a><span class="lineno"> 793</span>  <span class="keywordflow">if</span> (gen < commit.gen)</div> |
| <div class="line"><a name="l00794"></a><span class="lineno"> 794</span>  {</div> |
| <div class="line"><a name="l00795"></a><span class="lineno"> 795</span>  <span class="keywordflow">return</span> - 1;</div> |
| <div class="line"><a name="l00796"></a><span class="lineno"> 796</span>  }</div> |
| <div class="line"><a name="l00797"></a><span class="lineno"> 797</span>  <span class="keywordflow">else</span> <span class="keywordflow">if</span> (gen > commit.gen)</div> |
| <div class="line"><a name="l00798"></a><span class="lineno"> 798</span>  {</div> |
| <div class="line"><a name="l00799"></a><span class="lineno"> 799</span>  <span class="keywordflow">return</span> 1;</div> |
| <div class="line"><a name="l00800"></a><span class="lineno"> 800</span>  }</div> |
| <div class="line"><a name="l00801"></a><span class="lineno"> 801</span>  <span class="keywordflow">else</span></div> |
| <div class="line"><a name="l00802"></a><span class="lineno"> 802</span>  {</div> |
| <div class="line"><a name="l00803"></a><span class="lineno"> 803</span>  <span class="keywordflow">return</span> 0;</div> |
| <div class="line"><a name="l00804"></a><span class="lineno"> 804</span>  }</div> |
| <div class="line"><a name="l00805"></a><span class="lineno"> 805</span>  }</div> |
| <div class="line"><a name="l00806"></a><span class="lineno"> 806</span>  }</div> |
| <div class="line"><a name="l00807"></a><span class="lineno"> 807</span>  }</div> |
| <div class="line"><a name="l00808"></a><span class="lineno"> 808</span> }</div> |
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