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<div class="title">StoredFieldsWriter.cs</div> </div>
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<a href="_stored_fields_writer_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>&#160;<span class="comment">/* </span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span>&#160;<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>&#160;<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>&#160;<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>&#160;<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>&#160;<span class="comment"> * (the &quot;License&quot;); you may not use this file except in compliance with</span></div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span>&#160;<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>&#160;<span class="comment"> * </span></div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span>&#160;<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>&#160;<span class="comment"> * </span></div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span>&#160;<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>&#160;<span class="comment"> * distributed under the License is distributed on an &quot;AS IS&quot; BASIS,</span></div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span>&#160;<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>&#160;<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>&#160;<span class="comment"> * limitations under the License.</span></div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span>&#160;<span class="comment"> */</span></div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span>&#160;</div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span>&#160;<span class="keyword">using</span> System;</div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span>&#160;</div>
<div class="line"><a name="l00020"></a><span class="lineno"><a class="code" href="_stored_fields_writer_8cs.html#af4904239c0272b73520f1b11f838e639"> 20</a></span>&#160;<span class="keyword">using</span> <a class="code" href="_fields_writer_8cs.html#af4904239c0272b73520f1b11f838e639">RAMOutputStream</a> = Lucene.Net.Store.RAMOutputStream;</div>
<div class="line"><a name="l00021"></a><span class="lineno"><a class="code" href="_stored_fields_writer_8cs.html#ac7655d900c1223d105f817ed088201c3"> 21</a></span>&#160;<span class="keyword">using</span> <a class="code" href="_a_s_c_i_i_folding_filter_8cs.html#ac7655d900c1223d105f817ed088201c3">ArrayUtil</a> = Lucene.Net.Util.ArrayUtil;</div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span>&#160;</div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span>&#160;<span class="keyword">namespace </span>Lucene.Net.Index</div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span>&#160;{</div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span>&#160; </div>
<div class="line"><a name="l00027"></a><span class="lineno"><a class="code" href="class_lucene_1_1_net_1_1_index_1_1_stored_fields_writer.html"> 27</a></span>&#160; sealed <span class="keyword">class </span><a class="code" href="class_lucene_1_1_net_1_1_index_1_1_stored_fields_writer.html" title="This is a DocFieldConsumer that writes stored fields. ">StoredFieldsWriter</a></div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span>&#160; {</div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span>&#160; <span class="keyword">private</span> <span class="keywordtype">void</span> InitBlock()</div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span>&#160; {</div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span>&#160; docFreeList = <span class="keyword">new</span> PerDoc[1];</div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>&#160; }</div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>&#160; </div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>&#160; <span class="keyword">internal</span> <a class="code" href="class_lucene_1_1_net_1_1_index_1_1_fields_writer.html">FieldsWriter</a> fieldsWriter;</div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>&#160; <span class="keyword">internal</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="l00036"></a><span class="lineno"> 36</span>&#160; <span class="keyword">internal</span> <a class="code" href="class_lucene_1_1_net_1_1_index_1_1_field_infos.html" title="Access to the Fieldable Info file that describes document fields and whether or not they are indexed...">FieldInfos</a> fieldInfos;</div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>&#160; <span class="keyword">internal</span> <span class="keywordtype">int</span> lastDocID;</div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>&#160; </div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>&#160; <span class="keyword">internal</span> PerDoc[] docFreeList;</div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>&#160; <span class="keyword">internal</span> <span class="keywordtype">int</span> freeCount;</div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>&#160; </div>
<div class="line"><a name="l00042"></a><span class="lineno"><a class="code" href="class_lucene_1_1_net_1_1_index_1_1_stored_fields_writer.html#aa8f739e3e86e1b62641b70bb559d7295"> 42</a></span>&#160; <span class="keyword">public</span> <a class="code" href="class_lucene_1_1_net_1_1_index_1_1_stored_fields_writer.html" title="This is a DocFieldConsumer that writes stored fields. ">StoredFieldsWriter</a>(<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, <a class="code" href="class_lucene_1_1_net_1_1_index_1_1_field_infos.html" title="Access to the Fieldable Info file that describes document fields and whether or not they are indexed...">FieldInfos</a> fieldInfos)</div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>&#160; {</div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>&#160; InitBlock();</div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>&#160; this.docWriter = docWriter;</div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>&#160; this.fieldInfos = fieldInfos;</div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>&#160; }</div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>&#160; </div>
<div class="line"><a name="l00049"></a><span class="lineno"><a class="code" href="class_lucene_1_1_net_1_1_index_1_1_stored_fields_writer.html#a6f2c1c2fc4e3794d5c1744cd45d3cc26"> 49</a></span>&#160; <span class="keyword">public</span> <a class="code" href="class_lucene_1_1_net_1_1_index_1_1_stored_fields_writer_per_thread.html">StoredFieldsWriterPerThread</a> AddThread(<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>.DocState docState)</div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>&#160; {</div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>&#160; <span class="keywordflow">return</span> <span class="keyword">new</span> <a class="code" href="class_lucene_1_1_net_1_1_index_1_1_stored_fields_writer_per_thread.html">StoredFieldsWriterPerThread</a>(docState, <span class="keyword">this</span>);</div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>&#160; }</div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>&#160; </div>
<div class="line"><a name="l00054"></a><span class="lineno"><a class="code" href="class_lucene_1_1_net_1_1_index_1_1_stored_fields_writer.html#a63dae1b1d24e2d307dedcfa595738c93"> 54</a></span>&#160; <span class="keyword">public</span> <span class="keywordtype">void</span> Flush(<a class="code" href="class_lucene_1_1_net_1_1_index_1_1_segment_write_state.html">SegmentWriteState</a> state)</div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>&#160; {</div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>&#160; lock (<span class="keyword">this</span>)</div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>&#160; {</div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>&#160; </div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>&#160; <span class="keywordflow">if</span> (state.numDocsInStore &gt; 0)</div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>&#160; {</div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>&#160; <span class="comment">// It&#39;s possible that all documents seen in this segment</span></div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>&#160; <span class="comment">// hit non-aborting exceptions, in which case we will</span></div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>&#160; <span class="comment">// not have yet init&#39;d the FieldsWriter:</span></div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>&#160; InitFieldsWriter();</div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>&#160; </div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>&#160; <span class="comment">// Fill fdx file to include any final docs that we</span></div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>&#160; <span class="comment">// skipped because they hit non-aborting exceptions</span></div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>&#160; Fill(state.numDocsInStore - docWriter.DocStoreOffset);</div>
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>&#160; }</div>
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>&#160; </div>
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>&#160; <span class="keywordflow">if</span> (fieldsWriter != null)</div>
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>&#160; fieldsWriter.Flush();</div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>&#160; }</div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>&#160; }</div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>&#160; </div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>&#160; <span class="keyword">private</span> <span class="keywordtype">void</span> InitFieldsWriter()</div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>&#160; {</div>
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>&#160; <span class="keywordflow">if</span> (fieldsWriter == null)</div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>&#160; {</div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>&#160; System.String docStoreSegment = docWriter.DocStoreSegment;</div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>&#160; <span class="keywordflow">if</span> (docStoreSegment != null)</div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>&#160; {</div>
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>&#160; System.Diagnostics.Debug.Assert(docStoreSegment != null);</div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>&#160; fieldsWriter = <span class="keyword">new</span> <a class="code" href="class_lucene_1_1_net_1_1_index_1_1_fields_writer.html">FieldsWriter</a>(docWriter.directory, docStoreSegment, fieldInfos);</div>
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>&#160; docWriter.AddOpenFile(docStoreSegment + <span class="stringliteral">&quot;.&quot;</span> + <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#a553291b74315aab5a0dae9ead3f7fb3b" title="Extension of stored fields file ">FIELDS_EXTENSION</a>);</div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>&#160; docWriter.AddOpenFile(docStoreSegment + <span class="stringliteral">&quot;.&quot;</span> + <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#aff2469494263e4c9dcad3431d89eb9a1" title="Extension of stored fields index file ">FIELDS_INDEX_EXTENSION</a>);</div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>&#160; lastDocID = 0;</div>
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>&#160; }</div>
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>&#160; }</div>
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>&#160; }</div>
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>&#160; </div>
<div class="line"><a name="l00092"></a><span class="lineno"><a class="code" href="class_lucene_1_1_net_1_1_index_1_1_stored_fields_writer.html#ab54ae5d0f94c9ac3c9d385a2f76fe8d6"> 92</a></span>&#160; <span class="keyword">public</span> <span class="keywordtype">void</span> CloseDocStore(<a class="code" href="class_lucene_1_1_net_1_1_index_1_1_segment_write_state.html">SegmentWriteState</a> state)</div>
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>&#160; {</div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>&#160; lock (<span class="keyword">this</span>)</div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>&#160; {</div>
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>&#160; <span class="keywordtype">int</span> inc = state.numDocsInStore - lastDocID;</div>
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>&#160; <span class="keywordflow">if</span> (inc &gt; 0)</div>
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>&#160; {</div>
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>&#160; InitFieldsWriter();</div>
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>&#160; Fill(state.numDocsInStore - docWriter.DocStoreOffset);</div>
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>&#160; }</div>
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>&#160; </div>
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>&#160; <span class="keywordflow">if</span> (fieldsWriter != null)</div>
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>&#160; {</div>
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>&#160; fieldsWriter.Dispose();</div>
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>&#160; fieldsWriter = null;</div>
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>&#160; lastDocID = 0;</div>
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>&#160; System.Diagnostics.Debug.Assert(state.docStoreSegmentName != null);</div>
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>&#160; state.flushedFiles.Add(state.docStoreSegmentName + <span class="stringliteral">&quot;.&quot;</span> + <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#a553291b74315aab5a0dae9ead3f7fb3b" title="Extension of stored fields file ">FIELDS_EXTENSION</a>);</div>
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>&#160; state.flushedFiles.Add(state.docStoreSegmentName + <span class="stringliteral">&quot;.&quot;</span> + <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#aff2469494263e4c9dcad3431d89eb9a1" title="Extension of stored fields index file ">FIELDS_INDEX_EXTENSION</a>);</div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>&#160; </div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>&#160; state.docWriter.RemoveOpenFile(state.docStoreSegmentName + <span class="stringliteral">&quot;.&quot;</span> + <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#a553291b74315aab5a0dae9ead3f7fb3b" title="Extension of stored fields file ">FIELDS_EXTENSION</a>);</div>
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>&#160; state.docWriter.RemoveOpenFile(state.docStoreSegmentName + <span class="stringliteral">&quot;.&quot;</span> + <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#aff2469494263e4c9dcad3431d89eb9a1" title="Extension of stored fields index file ">FIELDS_INDEX_EXTENSION</a>);</div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>&#160; </div>
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>&#160; System.String fileName = state.docStoreSegmentName + <span class="stringliteral">&quot;.&quot;</span> + <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#aff2469494263e4c9dcad3431d89eb9a1" title="Extension of stored fields index file ">FIELDS_INDEX_EXTENSION</a>;</div>
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>&#160; </div>
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>&#160; <span class="keywordflow">if</span> (4 + ((<span class="keywordtype">long</span>) state.numDocsInStore) * 8 != state.directory.FileLength(fileName))</div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>&#160; <span class="keywordflow">throw</span> <span class="keyword">new</span> System.SystemException(<span class="stringliteral">&quot;after flush: fdx size mismatch: &quot;</span> + state.numDocsInStore + <span class="stringliteral">&quot; docs vs &quot;</span> + state.directory.FileLength(fileName) + <span class="stringliteral">&quot; length in bytes of &quot;</span> + fileName + <span class="stringliteral">&quot; file exists?=&quot;</span> + state.directory.FileExists(fileName));</div>
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>&#160; }</div>
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>&#160; }</div>
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>&#160; }</div>
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>&#160; </div>
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>&#160; <span class="keyword">internal</span> <span class="keywordtype">int</span> allocCount;</div>
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>&#160; </div>
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>&#160; <span class="keyword">internal</span> PerDoc GetPerDoc()</div>
<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>&#160; {</div>
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>&#160; lock (<span class="keyword">this</span>)</div>
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>&#160; {</div>
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>&#160; <span class="keywordflow">if</span> (freeCount == 0)</div>
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>&#160; {</div>
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>&#160; allocCount++;</div>
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>&#160; <span class="keywordflow">if</span> (allocCount &gt; docFreeList.Length)</div>
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>&#160; {</div>
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>&#160; <span class="comment">// Grow our free list up front to make sure we have</span></div>
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>&#160; <span class="comment">// enough space to recycle all outstanding PerDoc</span></div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>&#160; <span class="comment">// instances</span></div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>&#160; System.Diagnostics.Debug.Assert(allocCount == 1 + docFreeList.Length);</div>
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>&#160; docFreeList = <span class="keyword">new</span> PerDoc[<a class="code" href="_a_s_c_i_i_folding_filter_8cs.html#ac7655d900c1223d105f817ed088201c3">ArrayUtil</a>.GetNextSize(allocCount)];</div>
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>&#160; }</div>
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>&#160; <span class="keywordflow">return</span> <span class="keyword">new</span> PerDoc(<span class="keyword">this</span>);</div>
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>&#160; }</div>
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>&#160; <span class="keywordflow">else</span></div>
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>&#160; <span class="keywordflow">return</span> docFreeList[--freeCount];</div>
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>&#160; }</div>
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>&#160; }</div>
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>&#160; </div>
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>&#160; <span class="keyword">internal</span> <span class="keywordtype">void</span> Abort()</div>
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>&#160; {</div>
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>&#160; lock (<span class="keyword">this</span>)</div>
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>&#160; {</div>
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>&#160; <span class="keywordflow">if</span> (fieldsWriter != null)</div>
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>&#160; {</div>
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>&#160; <span class="keywordflow">try</span></div>
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>&#160; {</div>
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>&#160; fieldsWriter.Dispose();</div>
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>&#160; }</div>
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>&#160; <span class="keywordflow">catch</span> (System.Exception)</div>
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span>&#160; {</div>
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>&#160; }</div>
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>&#160; fieldsWriter = null;</div>
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>&#160; lastDocID = 0;</div>
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>&#160; }</div>
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>&#160; }</div>
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>&#160; }</div>
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span>&#160; </div>
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>&#160; <span class="keyword">internal</span> <span class="keywordtype">void</span> Fill(<span class="keywordtype">int</span> docID)</div>
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>&#160; {</div>
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>&#160; <span class="keywordtype">int</span> docStoreOffset = docWriter.DocStoreOffset;</div>
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>&#160; </div>
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>&#160; <span class="comment">// We must &quot;catch up&quot; for all docs before us</span></div>
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>&#160; <span class="comment">// that had no stored fields:</span></div>
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>&#160; <span class="keywordtype">int</span> end = docID + docStoreOffset;</div>
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>&#160; <span class="keywordflow">while</span> (lastDocID &lt; end)</div>
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>&#160; {</div>
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>&#160; fieldsWriter.SkipDocument();</div>
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>&#160; lastDocID++;</div>
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>&#160; }</div>
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>&#160; }</div>
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>&#160; </div>
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>&#160; <span class="keyword">internal</span> <span class="keywordtype">void</span> FinishDocument(PerDoc perDoc)</div>
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>&#160; {</div>
<div class="line"><a name="l00183"></a><span class="lineno"> 183</span>&#160; lock (<span class="keyword">this</span>)</div>
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span>&#160; {</div>
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span>&#160; System.Diagnostics.Debug.Assert(docWriter.writer.TestPoint(<span class="stringliteral">&quot;StoredFieldsWriter.finishDocument start&quot;</span>));</div>
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>&#160; InitFieldsWriter();</div>
<div class="line"><a name="l00187"></a><span class="lineno"> 187</span>&#160; </div>
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span>&#160; Fill(perDoc.docID);</div>
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span>&#160; </div>
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span>&#160; <span class="comment">// Append stored fields to the real FieldsWriter:</span></div>
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>&#160; fieldsWriter.FlushDocument(perDoc.numStoredFields, perDoc.fdt);</div>
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span>&#160; lastDocID++;</div>
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span>&#160; perDoc.Reset();</div>
<div class="line"><a name="l00194"></a><span class="lineno"> 194</span>&#160; Free(perDoc);</div>
<div class="line"><a name="l00195"></a><span class="lineno"> 195</span>&#160; System.Diagnostics.Debug.Assert(docWriter.writer.TestPoint(<span class="stringliteral">&quot;StoredFieldsWriter.finishDocument end&quot;</span>));</div>
<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>&#160; }</div>
<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>&#160; }</div>
<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>&#160; </div>
<div class="line"><a name="l00199"></a><span class="lineno"><a class="code" href="class_lucene_1_1_net_1_1_index_1_1_stored_fields_writer.html#a65b6e50b3d90e04337100dc89fa911d6"> 199</a></span>&#160; <span class="keyword">public</span> <span class="keywordtype">bool</span> FreeRAM()</div>
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>&#160; {</div>
<div class="line"><a name="l00201"></a><span class="lineno"> 201</span>&#160; <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a name="l00202"></a><span class="lineno"> 202</span>&#160; }</div>
<div class="line"><a name="l00203"></a><span class="lineno"> 203</span>&#160; </div>
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>&#160; <span class="keyword">internal</span> <span class="keywordtype">void</span> Free(PerDoc perDoc)</div>
<div class="line"><a name="l00205"></a><span class="lineno"> 205</span>&#160; {</div>
<div class="line"><a name="l00206"></a><span class="lineno"> 206</span>&#160; lock (<span class="keyword">this</span>)</div>
<div class="line"><a name="l00207"></a><span class="lineno"> 207</span>&#160; {</div>
<div class="line"><a name="l00208"></a><span class="lineno"> 208</span>&#160; System.Diagnostics.Debug.Assert(freeCount &lt; docFreeList.Length);</div>
<div class="line"><a name="l00209"></a><span class="lineno"> 209</span>&#160; System.Diagnostics.Debug.Assert(0 == perDoc.numStoredFields);</div>
<div class="line"><a name="l00210"></a><span class="lineno"> 210</span>&#160; System.Diagnostics.Debug.Assert(0 == perDoc.fdt.Length);</div>
<div class="line"><a name="l00211"></a><span class="lineno"> 211</span>&#160; System.Diagnostics.Debug.Assert(0 == perDoc.fdt.FilePointer);</div>
<div class="line"><a name="l00212"></a><span class="lineno"> 212</span>&#160; docFreeList[freeCount++] = perDoc;</div>
<div class="line"><a name="l00213"></a><span class="lineno"> 213</span>&#160; }</div>
<div class="line"><a name="l00214"></a><span class="lineno"> 214</span>&#160; }</div>
<div class="line"><a name="l00215"></a><span class="lineno"> 215</span>&#160; </div>
<div class="line"><a name="l00216"></a><span class="lineno"> 216</span>&#160; <span class="keyword">internal</span> <span class="keyword">class </span>PerDoc:DocumentsWriter.DocWriter</div>
<div class="line"><a name="l00217"></a><span class="lineno"> 217</span>&#160; {</div>
<div class="line"><a name="l00218"></a><span class="lineno"> 218</span>&#160; <span class="keyword">public</span> PerDoc(StoredFieldsWriter enclosingInstance)</div>
<div class="line"><a name="l00219"></a><span class="lineno"> 219</span>&#160; {</div>
<div class="line"><a name="l00220"></a><span class="lineno"> 220</span>&#160; InitBlock(enclosingInstance);</div>
<div class="line"><a name="l00221"></a><span class="lineno"> 221</span>&#160; }</div>
<div class="line"><a name="l00222"></a><span class="lineno"> 222</span>&#160; <span class="keyword">private</span> <span class="keywordtype">void</span> InitBlock(StoredFieldsWriter enclosingInstance)</div>
<div class="line"><a name="l00223"></a><span class="lineno"> 223</span>&#160; {</div>
<div class="line"><a name="l00224"></a><span class="lineno"> 224</span>&#160; this.enclosingInstance = enclosingInstance;</div>
<div class="line"><a name="l00225"></a><span class="lineno"> 225</span>&#160; buffer = enclosingInstance.docWriter.NewPerDocBuffer();</div>
<div class="line"><a name="l00226"></a><span class="lineno"> 226</span>&#160; fdt = <span class="keyword">new</span> <a class="code" href="_fields_writer_8cs.html#af4904239c0272b73520f1b11f838e639">RAMOutputStream</a>(buffer);</div>
<div class="line"><a name="l00227"></a><span class="lineno"> 227</span>&#160; }</div>
<div class="line"><a name="l00228"></a><span class="lineno"> 228</span>&#160; <span class="keyword">private</span> StoredFieldsWriter enclosingInstance;</div>
<div class="line"><a name="l00229"></a><span class="lineno"> 229</span>&#160; <span class="keyword">public</span> StoredFieldsWriter Enclosing_Instance</div>
<div class="line"><a name="l00230"></a><span class="lineno"> 230</span>&#160; {</div>
<div class="line"><a name="l00231"></a><span class="lineno"> 231</span>&#160; <span class="keyword">get</span></div>
<div class="line"><a name="l00232"></a><span class="lineno"> 232</span>&#160; {</div>
<div class="line"><a name="l00233"></a><span class="lineno"> 233</span>&#160; <span class="keywordflow">return</span> enclosingInstance;</div>
<div class="line"><a name="l00234"></a><span class="lineno"> 234</span>&#160; }</div>
<div class="line"><a name="l00235"></a><span class="lineno"> 235</span>&#160; </div>
<div class="line"><a name="l00236"></a><span class="lineno"> 236</span>&#160; }</div>
<div class="line"><a name="l00237"></a><span class="lineno"> 237</span>&#160;</div>
<div class="line"><a name="l00238"></a><span class="lineno"> 238</span>&#160; <span class="keyword">internal</span> DocumentsWriter.PerDocBuffer buffer ;</div>
<div class="line"><a name="l00239"></a><span class="lineno"> 239</span>&#160; <span class="keyword">internal</span> <a class="code" href="_fields_writer_8cs.html#af4904239c0272b73520f1b11f838e639">RAMOutputStream</a> fdt;</div>
<div class="line"><a name="l00240"></a><span class="lineno"> 240</span>&#160; <span class="keyword">internal</span> <span class="keywordtype">int</span> numStoredFields;</div>
<div class="line"><a name="l00241"></a><span class="lineno"> 241</span>&#160; </div>
<div class="line"><a name="l00242"></a><span class="lineno"> 242</span>&#160; <span class="keyword">internal</span> <span class="keywordtype">void</span> Reset()</div>
<div class="line"><a name="l00243"></a><span class="lineno"> 243</span>&#160; {</div>
<div class="line"><a name="l00244"></a><span class="lineno"> 244</span>&#160; fdt.Reset();</div>
<div class="line"><a name="l00245"></a><span class="lineno"> 245</span>&#160; buffer.Recycle();</div>
<div class="line"><a name="l00246"></a><span class="lineno"> 246</span>&#160; numStoredFields = 0;</div>
<div class="line"><a name="l00247"></a><span class="lineno"> 247</span>&#160; }</div>
<div class="line"><a name="l00248"></a><span class="lineno"> 248</span>&#160; </div>
<div class="line"><a name="l00249"></a><span class="lineno"> 249</span>&#160; <span class="keyword">public</span> <span class="keyword">override</span> <span class="keywordtype">void</span> Abort()</div>
<div class="line"><a name="l00250"></a><span class="lineno"> 250</span>&#160; {</div>
<div class="line"><a name="l00251"></a><span class="lineno"> 251</span>&#160; Reset();</div>
<div class="line"><a name="l00252"></a><span class="lineno"> 252</span>&#160; Enclosing_Instance.Free(<span class="keyword">this</span>);</div>
<div class="line"><a name="l00253"></a><span class="lineno"> 253</span>&#160; }</div>
<div class="line"><a name="l00254"></a><span class="lineno"> 254</span>&#160; </div>
<div class="line"><a name="l00255"></a><span class="lineno"> 255</span>&#160; <span class="keyword">public</span> <span class="keyword">override</span> <span class="keywordtype">long</span> SizeInBytes()</div>
<div class="line"><a name="l00256"></a><span class="lineno"> 256</span>&#160; {</div>
<div class="line"><a name="l00257"></a><span class="lineno"> 257</span>&#160; <span class="keywordflow">return</span> buffer.SizeInBytes;</div>
<div class="line"><a name="l00258"></a><span class="lineno"> 258</span>&#160; }</div>
<div class="line"><a name="l00259"></a><span class="lineno"> 259</span>&#160; </div>
<div class="line"><a name="l00260"></a><span class="lineno"> 260</span>&#160; <span class="keyword">public</span> <span class="keyword">override</span> <span class="keywordtype">void</span> Finish()</div>
<div class="line"><a name="l00261"></a><span class="lineno"> 261</span>&#160; {</div>
<div class="line"><a name="l00262"></a><span class="lineno"> 262</span>&#160; Enclosing_Instance.FinishDocument(<span class="keyword">this</span>);</div>
<div class="line"><a name="l00263"></a><span class="lineno"> 263</span>&#160; }</div>
<div class="line"><a name="l00264"></a><span class="lineno"> 264</span>&#160; }</div>
<div class="line"><a name="l00265"></a><span class="lineno"> 265</span>&#160; }</div>
<div class="line"><a name="l00266"></a><span class="lineno"> 266</span>&#160;}</div>
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