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<div class="title">DateTools.cs</div> </div>
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<a href="_date_tools_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;<span class="keyword">using</span> Lucene.Net.Search;</div>
<div class="line"><a name="l00020"></a><span class="lineno"><a class="code" href="_date_tools_8cs.html#a35ee450e1da1e0bf32b70e5018cc9e5e"> 20</a></span>&#160;<span class="keyword">using</span> <a class="code" href="_numeric_token_stream_8cs.html#a35ee450e1da1e0bf32b70e5018cc9e5e">NumericUtils</a> = Lucene.Net.Util.NumericUtils;</div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span>&#160;</div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span>&#160;<span class="keyword">namespace </span>Lucene.Net.<a class="code" href="_index_set_8cs.html#ab0c91be630b1f43f2379cc5964ed640c">Documents</a></div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span>&#160;{</div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span>&#160; </div>
<div class="line"><a name="l00047"></a><span class="lineno"><a class="code" href="class_lucene_1_1_net_1_1_documents_1_1_date_tools.html"> 47</a></span>&#160; <span class="keyword">public</span> <span class="keyword">class </span><a class="code" href="class_lucene_1_1_net_1_1_documents_1_1_date_tools.html" title="Provides support for converting dates to strings and vice-versa. The strings are structured so that l...">DateTools</a></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"> 49</span>&#160; </div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>&#160; <span class="keyword">private</span> <span class="keyword">static</span> readonly System.String YEAR_FORMAT = <span class="stringliteral">&quot;yyyy&quot;</span>;</div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>&#160; <span class="keyword">private</span> <span class="keyword">static</span> readonly System.String MONTH_FORMAT = <span class="stringliteral">&quot;yyyyMM&quot;</span>;</div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>&#160; <span class="keyword">private</span> <span class="keyword">static</span> readonly System.String DAY_FORMAT = <span class="stringliteral">&quot;yyyyMMdd&quot;</span>;</div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>&#160; <span class="keyword">private</span> <span class="keyword">static</span> readonly System.String HOUR_FORMAT = <span class="stringliteral">&quot;yyyyMMddHH&quot;</span>;</div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>&#160; <span class="keyword">private</span> <span class="keyword">static</span> readonly System.String MINUTE_FORMAT = <span class="stringliteral">&quot;yyyyMMddHHmm&quot;</span>;</div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>&#160; <span class="keyword">private</span> <span class="keyword">static</span> readonly System.String SECOND_FORMAT = <span class="stringliteral">&quot;yyyyMMddHHmmss&quot;</span>;</div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>&#160; <span class="keyword">private</span> <span class="keyword">static</span> readonly System.String MILLISECOND_FORMAT = <span class="stringliteral">&quot;yyyyMMddHHmmssfff&quot;</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; <span class="keyword">private</span> <span class="keyword">static</span> readonly System.Globalization.Calendar calInstance = <span class="keyword">new</span> System.Globalization.GregorianCalendar();</div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>&#160; </div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>&#160; <span class="comment">// cannot create, the class has static methods only</span></div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>&#160; <span class="keyword">private</span> <a class="code" href="_query_parser_8cs.html#a3738fc93106a1fe6d46a6b68fd4401f8">DateTools</a>()</div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>&#160; {</div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>&#160; }</div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>&#160; </div>
<div class="line"><a name="l00076"></a><span class="lineno"><a class="code" href="class_lucene_1_1_net_1_1_documents_1_1_date_tools.html#afa823264c0479cc2bc071ff187948d7f"> 76</a></span>&#160; <span class="keyword">public</span> <span class="keyword">static</span> System.String DateToString(System.DateTime date, <a class="code" href="class_lucene_1_1_net_1_1_documents_1_1_date_tools_1_1_resolution.html" title="Specifies the time granularity. ">Resolution</a> resolution)</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">return</span> TimeToString(date.Ticks / TimeSpan.TicksPerMillisecond, resolution);</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; </div>
<div class="line"><a name="l00092"></a><span class="lineno"><a class="code" href="class_lucene_1_1_net_1_1_documents_1_1_date_tools.html#a22e6d715b323df4d200ae17807c7e2ff"> 92</a></span>&#160; <span class="keyword">public</span> <span class="keyword">static</span> System.String TimeToString(<span class="keywordtype">long</span> time, <a class="code" href="class_lucene_1_1_net_1_1_documents_1_1_date_tools_1_1_resolution.html" title="Specifies the time granularity. ">Resolution</a> resolution)</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; System.DateTime date = <span class="keyword">new</span> System.DateTime(Round(time, resolution));</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="keywordflow">if</span> (resolution == <a class="code" href="class_lucene_1_1_net_1_1_documents_1_1_date_tools_1_1_resolution.html" title="Specifies the time granularity. ">Resolution</a>.<a class="code" href="class_lucene_1_1_net_1_1_documents_1_1_date_tools_1_1_resolution.html#aa6814e9655280d1c7f7d85fbe3f05d19">YEAR</a>)</div>
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>&#160; {</div>
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>&#160; <span class="keywordflow">return</span> date.ToString(YEAR_FORMAT, System.Globalization.CultureInfo.InvariantCulture);</div>
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>&#160; }</div>
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>&#160; <span class="keywordflow">else</span> <span class="keywordflow">if</span> (resolution == <a class="code" href="class_lucene_1_1_net_1_1_documents_1_1_date_tools_1_1_resolution.html" title="Specifies the time granularity. ">Resolution</a>.<a class="code" href="class_lucene_1_1_net_1_1_documents_1_1_date_tools_1_1_resolution.html#a7dae628f7231d76b10142f947452900e">MONTH</a>)</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; <span class="keywordflow">return</span> date.ToString(MONTH_FORMAT, System.Globalization.CultureInfo.InvariantCulture);</div>
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>&#160; }</div>
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>&#160; <span class="keywordflow">else</span> <span class="keywordflow">if</span> (resolution == <a class="code" href="class_lucene_1_1_net_1_1_documents_1_1_date_tools_1_1_resolution.html" title="Specifies the time granularity. ">Resolution</a>.<a class="code" href="class_lucene_1_1_net_1_1_documents_1_1_date_tools_1_1_resolution.html#accaf9f58c0a753a1dd0ab8b08162306a">DAY</a>)</div>
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>&#160; {</div>
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>&#160; <span class="keywordflow">return</span> date.ToString(DAY_FORMAT, System.Globalization.CultureInfo.InvariantCulture);</div>
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>&#160; }</div>
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>&#160; <span class="keywordflow">else</span> <span class="keywordflow">if</span> (resolution == <a class="code" href="class_lucene_1_1_net_1_1_documents_1_1_date_tools_1_1_resolution.html" title="Specifies the time granularity. ">Resolution</a>.<a class="code" href="class_lucene_1_1_net_1_1_documents_1_1_date_tools_1_1_resolution.html#add47d8b4b02e863cc5c98b567ee4ded1">HOUR</a>)</div>
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>&#160; {</div>
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>&#160; <span class="keywordflow">return</span> date.ToString(HOUR_FORMAT, System.Globalization.CultureInfo.InvariantCulture);</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; <span class="keywordflow">else</span> <span class="keywordflow">if</span> (resolution == <a class="code" href="class_lucene_1_1_net_1_1_documents_1_1_date_tools_1_1_resolution.html" title="Specifies the time granularity. ">Resolution</a>.<a class="code" href="class_lucene_1_1_net_1_1_documents_1_1_date_tools_1_1_resolution.html#a547cd9a1eeb7c4b4a8fb2e19a1aa2b9d">MINUTE</a>)</div>
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>&#160; {</div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>&#160; <span class="keywordflow">return</span> date.ToString(MINUTE_FORMAT, System.Globalization.CultureInfo.InvariantCulture);</div>
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>&#160; }</div>
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>&#160; <span class="keywordflow">else</span> <span class="keywordflow">if</span> (resolution == <a class="code" href="class_lucene_1_1_net_1_1_documents_1_1_date_tools_1_1_resolution.html" title="Specifies the time granularity. ">Resolution</a>.<a class="code" href="class_lucene_1_1_net_1_1_documents_1_1_date_tools_1_1_resolution.html#afb9d1abdb15e915dcdde416f9c5260b3">SECOND</a>)</div>
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>&#160; {</div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>&#160; <span class="keywordflow">return</span> date.ToString(SECOND_FORMAT, System.Globalization.CultureInfo.InvariantCulture);</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; <span class="keywordflow">else</span> <span class="keywordflow">if</span> (resolution == <a class="code" href="class_lucene_1_1_net_1_1_documents_1_1_date_tools_1_1_resolution.html" title="Specifies the time granularity. ">Resolution</a>.<a class="code" href="class_lucene_1_1_net_1_1_documents_1_1_date_tools_1_1_resolution.html#a5332ff02bc444426ffb9e7b77c6d8ce7">MILLISECOND</a>)</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; <span class="keywordflow">return</span> date.ToString(MILLISECOND_FORMAT, System.Globalization.CultureInfo.InvariantCulture);</div>
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>&#160; }</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="keywordflow">throw</span> <span class="keyword">new</span> System.ArgumentException(<span class="stringliteral">&quot;unknown resolution &quot;</span> + resolution);</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; </div>
<div class="line"><a name="l00140"></a><span class="lineno"><a class="code" href="class_lucene_1_1_net_1_1_documents_1_1_date_tools.html#a8f2fe07da6090a356424ec7b5e10cec9"> 140</a></span>&#160; <span class="keyword">public</span> <span class="keyword">static</span> <span class="keywordtype">long</span> StringToTime(System.String dateString)</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">return</span> StringToDate(dateString).Ticks;</div>
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>&#160; }</div>
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>&#160; </div>
<div class="line"><a name="l00157"></a><span class="lineno"><a class="code" href="class_lucene_1_1_net_1_1_documents_1_1_date_tools.html#a01468750fb49a8cc9ef2835fd386c7d4"> 157</a></span>&#160; <span class="keyword">public</span> <span class="keyword">static</span> System.DateTime StringToDate(System.String dateString)</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; System.DateTime date;</div>
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>&#160; <span class="keywordflow">if</span> (dateString.Length == 4)</div>
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>&#160; {</div>
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>&#160; date = <span class="keyword">new</span> System.DateTime(Convert.ToInt16(dateString.Substring(0, 4)),</div>
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>&#160; 1, 1, 0, 0, 0, 0);</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; <span class="keywordflow">else</span> <span class="keywordflow">if</span> (dateString.Length == 6)</div>
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>&#160; {</div>
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>&#160; date = <span class="keyword">new</span> System.DateTime(Convert.ToInt16(dateString.Substring(0, 4)),</div>
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>&#160; Convert.ToInt16(dateString.Substring(4, 2)),</div>
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>&#160; 1, 0, 0, 0, 0);</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="keywordflow">else</span> <span class="keywordflow">if</span> (dateString.Length == 8)</div>
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>&#160; {</div>
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>&#160; date = <span class="keyword">new</span> System.DateTime(Convert.ToInt16(dateString.Substring(0, 4)),</div>
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>&#160; Convert.ToInt16(dateString.Substring(4, 2)),</div>
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>&#160; Convert.ToInt16(dateString.Substring(6, 2)),</div>
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>&#160; 0, 0, 0, 0);</div>
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>&#160; }</div>
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>&#160; <span class="keywordflow">else</span> <span class="keywordflow">if</span> (dateString.Length == 10)</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; date = <span class="keyword">new</span> System.DateTime(Convert.ToInt16(dateString.Substring(0, 4)),</div>
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>&#160; Convert.ToInt16(dateString.Substring(4, 2)),</div>
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>&#160; Convert.ToInt16(dateString.Substring(6, 2)),</div>
<div class="line"><a name="l00183"></a><span class="lineno"> 183</span>&#160; Convert.ToInt16(dateString.Substring(8, 2)),</div>
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span>&#160; 0, 0, 0);</div>
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span>&#160; }</div>
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>&#160; <span class="keywordflow">else</span> <span class="keywordflow">if</span> (dateString.Length == 12)</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; date = <span class="keyword">new</span> System.DateTime(Convert.ToInt16(dateString.Substring(0, 4)),</div>
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span>&#160; Convert.ToInt16(dateString.Substring(4, 2)),</div>
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span>&#160; Convert.ToInt16(dateString.Substring(6, 2)),</div>
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>&#160; Convert.ToInt16(dateString.Substring(8, 2)),</div>
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span>&#160; Convert.ToInt16(dateString.Substring(10, 2)),</div>
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span>&#160; 0, 0);</div>
<div class="line"><a name="l00194"></a><span class="lineno"> 194</span>&#160; }</div>
<div class="line"><a name="l00195"></a><span class="lineno"> 195</span>&#160; <span class="keywordflow">else</span> <span class="keywordflow">if</span> (dateString.Length == 14)</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; date = <span class="keyword">new</span> System.DateTime(Convert.ToInt16(dateString.Substring(0, 4)),</div>
<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>&#160; Convert.ToInt16(dateString.Substring(4, 2)),</div>
<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>&#160; Convert.ToInt16(dateString.Substring(6, 2)),</div>
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>&#160; Convert.ToInt16(dateString.Substring(8, 2)),</div>
<div class="line"><a name="l00201"></a><span class="lineno"> 201</span>&#160; Convert.ToInt16(dateString.Substring(10, 2)),</div>
<div class="line"><a name="l00202"></a><span class="lineno"> 202</span>&#160; Convert.ToInt16(dateString.Substring(12, 2)),</div>
<div class="line"><a name="l00203"></a><span class="lineno"> 203</span>&#160; 0);</div>
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>&#160; }</div>
<div class="line"><a name="l00205"></a><span class="lineno"> 205</span>&#160; <span class="keywordflow">else</span> <span class="keywordflow">if</span> (dateString.Length == 17)</div>
<div class="line"><a name="l00206"></a><span class="lineno"> 206</span>&#160; {</div>
<div class="line"><a name="l00207"></a><span class="lineno"> 207</span>&#160; date = <span class="keyword">new</span> System.DateTime(Convert.ToInt16(dateString.Substring(0, 4)),</div>
<div class="line"><a name="l00208"></a><span class="lineno"> 208</span>&#160; Convert.ToInt16(dateString.Substring(4, 2)),</div>
<div class="line"><a name="l00209"></a><span class="lineno"> 209</span>&#160; Convert.ToInt16(dateString.Substring(6, 2)),</div>
<div class="line"><a name="l00210"></a><span class="lineno"> 210</span>&#160; Convert.ToInt16(dateString.Substring(8, 2)),</div>
<div class="line"><a name="l00211"></a><span class="lineno"> 211</span>&#160; Convert.ToInt16(dateString.Substring(10, 2)),</div>
<div class="line"><a name="l00212"></a><span class="lineno"> 212</span>&#160; Convert.ToInt16(dateString.Substring(12, 2)),</div>
<div class="line"><a name="l00213"></a><span class="lineno"> 213</span>&#160; Convert.ToInt16(dateString.Substring(14, 3)));</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; <span class="keywordflow">else</span></div>
<div class="line"><a name="l00216"></a><span class="lineno"> 216</span>&#160; {</div>
<div class="line"><a name="l00217"></a><span class="lineno"> 217</span>&#160; <span class="keywordflow">throw</span> <span class="keyword">new</span> System.FormatException(<span class="stringliteral">&quot;Input is not valid date string: &quot;</span> + dateString);</div>
<div class="line"><a name="l00218"></a><span class="lineno"> 218</span>&#160; }</div>
<div class="line"><a name="l00219"></a><span class="lineno"> 219</span>&#160; <span class="keywordflow">return</span> date;</div>
<div class="line"><a name="l00220"></a><span class="lineno"> 220</span>&#160; }</div>
<div class="line"><a name="l00221"></a><span class="lineno"> 221</span>&#160;</div>
<div class="line"><a name="l00233"></a><span class="lineno"><a class="code" href="class_lucene_1_1_net_1_1_documents_1_1_date_tools.html#a9c5c7b795fec7809a47337680948a000"> 233</a></span>&#160; <span class="keyword">public</span> <span class="keyword">static</span> System.DateTime Round(System.DateTime date, <a class="code" href="class_lucene_1_1_net_1_1_documents_1_1_date_tools_1_1_resolution.html" title="Specifies the time granularity. ">Resolution</a> resolution)</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; <span class="keywordflow">return</span> <span class="keyword">new</span> System.DateTime(Round(date.Ticks / TimeSpan.TicksPerMillisecond, resolution));</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="l00250"></a><span class="lineno"><a class="code" href="class_lucene_1_1_net_1_1_documents_1_1_date_tools.html#aead3d7b4e3bdc490faa792656fd47430"> 250</a></span>&#160; <span class="keyword">public</span> <span class="keyword">static</span> <span class="keywordtype">long</span> Round(<span class="keywordtype">long</span> time, <a class="code" href="class_lucene_1_1_net_1_1_documents_1_1_date_tools_1_1_resolution.html" title="Specifies the time granularity. ">Resolution</a> resolution)</div>
<div class="line"><a name="l00251"></a><span class="lineno"> 251</span>&#160; {</div>
<div class="line"><a name="l00252"></a><span class="lineno"> 252</span>&#160; System.DateTime dt = <span class="keyword">new</span> System.DateTime(time * TimeSpan.TicksPerMillisecond);</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; <span class="keywordflow">if</span> (resolution == <a class="code" href="class_lucene_1_1_net_1_1_documents_1_1_date_tools_1_1_resolution.html" title="Specifies the time granularity. ">Resolution</a>.<a class="code" href="class_lucene_1_1_net_1_1_documents_1_1_date_tools_1_1_resolution.html#aa6814e9655280d1c7f7d85fbe3f05d19">YEAR</a>)</div>
<div class="line"><a name="l00255"></a><span class="lineno"> 255</span>&#160; {</div>
<div class="line"><a name="l00256"></a><span class="lineno"> 256</span>&#160; dt = dt.AddMonths(1 - dt.Month);</div>
<div class="line"><a name="l00257"></a><span class="lineno"> 257</span>&#160; dt = dt.AddDays(1 - dt.Day);</div>
<div class="line"><a name="l00258"></a><span class="lineno"> 258</span>&#160; dt = dt.AddHours(0 - dt.Hour);</div>
<div class="line"><a name="l00259"></a><span class="lineno"> 259</span>&#160; dt = dt.AddMinutes(0 - dt.Minute);</div>
<div class="line"><a name="l00260"></a><span class="lineno"> 260</span>&#160; dt = dt.AddSeconds(0 - dt.Second);</div>
<div class="line"><a name="l00261"></a><span class="lineno"> 261</span>&#160; dt = dt.AddMilliseconds(0 - dt.Millisecond);</div>
<div class="line"><a name="l00262"></a><span class="lineno"> 262</span>&#160; }</div>
<div class="line"><a name="l00263"></a><span class="lineno"> 263</span>&#160; <span class="keywordflow">else</span> <span class="keywordflow">if</span> (resolution == <a class="code" href="class_lucene_1_1_net_1_1_documents_1_1_date_tools_1_1_resolution.html" title="Specifies the time granularity. ">Resolution</a>.<a class="code" href="class_lucene_1_1_net_1_1_documents_1_1_date_tools_1_1_resolution.html#a7dae628f7231d76b10142f947452900e">MONTH</a>)</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; dt = dt.AddDays(1 - dt.Day);</div>
<div class="line"><a name="l00266"></a><span class="lineno"> 266</span>&#160; dt = dt.AddHours(0 - dt.Hour);</div>
<div class="line"><a name="l00267"></a><span class="lineno"> 267</span>&#160; dt = dt.AddMinutes(0 - dt.Minute);</div>
<div class="line"><a name="l00268"></a><span class="lineno"> 268</span>&#160; dt = dt.AddSeconds(0 - dt.Second);</div>
<div class="line"><a name="l00269"></a><span class="lineno"> 269</span>&#160; dt = dt.AddMilliseconds(0 - dt.Millisecond);</div>
<div class="line"><a name="l00270"></a><span class="lineno"> 270</span>&#160; }</div>
<div class="line"><a name="l00271"></a><span class="lineno"> 271</span>&#160; <span class="keywordflow">else</span> <span class="keywordflow">if</span> (resolution == <a class="code" href="class_lucene_1_1_net_1_1_documents_1_1_date_tools_1_1_resolution.html" title="Specifies the time granularity. ">Resolution</a>.<a class="code" href="class_lucene_1_1_net_1_1_documents_1_1_date_tools_1_1_resolution.html#accaf9f58c0a753a1dd0ab8b08162306a">DAY</a>)</div>
<div class="line"><a name="l00272"></a><span class="lineno"> 272</span>&#160; {</div>
<div class="line"><a name="l00273"></a><span class="lineno"> 273</span>&#160; dt = dt.AddHours(0 - dt.Hour);</div>
<div class="line"><a name="l00274"></a><span class="lineno"> 274</span>&#160; dt = dt.AddMinutes(0 - dt.Minute);</div>
<div class="line"><a name="l00275"></a><span class="lineno"> 275</span>&#160; dt = dt.AddSeconds(0 - dt.Second);</div>
<div class="line"><a name="l00276"></a><span class="lineno"> 276</span>&#160; dt = dt.AddMilliseconds(0 - dt.Millisecond);</div>
<div class="line"><a name="l00277"></a><span class="lineno"> 277</span>&#160; }</div>
<div class="line"><a name="l00278"></a><span class="lineno"> 278</span>&#160; <span class="keywordflow">else</span> <span class="keywordflow">if</span> (resolution == <a class="code" href="class_lucene_1_1_net_1_1_documents_1_1_date_tools_1_1_resolution.html" title="Specifies the time granularity. ">Resolution</a>.<a class="code" href="class_lucene_1_1_net_1_1_documents_1_1_date_tools_1_1_resolution.html#add47d8b4b02e863cc5c98b567ee4ded1">HOUR</a>)</div>
<div class="line"><a name="l00279"></a><span class="lineno"> 279</span>&#160; {</div>
<div class="line"><a name="l00280"></a><span class="lineno"> 280</span>&#160; dt = dt.AddMinutes(0 - dt.Minute);</div>
<div class="line"><a name="l00281"></a><span class="lineno"> 281</span>&#160; dt = dt.AddSeconds(0 - dt.Second);</div>
<div class="line"><a name="l00282"></a><span class="lineno"> 282</span>&#160; dt = dt.AddMilliseconds(0 - dt.Millisecond);</div>
<div class="line"><a name="l00283"></a><span class="lineno"> 283</span>&#160; }</div>
<div class="line"><a name="l00284"></a><span class="lineno"> 284</span>&#160; <span class="keywordflow">else</span> <span class="keywordflow">if</span> (resolution == <a class="code" href="class_lucene_1_1_net_1_1_documents_1_1_date_tools_1_1_resolution.html" title="Specifies the time granularity. ">Resolution</a>.<a class="code" href="class_lucene_1_1_net_1_1_documents_1_1_date_tools_1_1_resolution.html#a547cd9a1eeb7c4b4a8fb2e19a1aa2b9d">MINUTE</a>)</div>
<div class="line"><a name="l00285"></a><span class="lineno"> 285</span>&#160; {</div>
<div class="line"><a name="l00286"></a><span class="lineno"> 286</span>&#160; dt = dt.AddSeconds(0 - dt.Second);</div>
<div class="line"><a name="l00287"></a><span class="lineno"> 287</span>&#160; dt = dt.AddMilliseconds(0 - dt.Millisecond);</div>
<div class="line"><a name="l00288"></a><span class="lineno"> 288</span>&#160; }</div>
<div class="line"><a name="l00289"></a><span class="lineno"> 289</span>&#160; <span class="keywordflow">else</span> <span class="keywordflow">if</span> (resolution == <a class="code" href="class_lucene_1_1_net_1_1_documents_1_1_date_tools_1_1_resolution.html" title="Specifies the time granularity. ">Resolution</a>.<a class="code" href="class_lucene_1_1_net_1_1_documents_1_1_date_tools_1_1_resolution.html#afb9d1abdb15e915dcdde416f9c5260b3">SECOND</a>)</div>
<div class="line"><a name="l00290"></a><span class="lineno"> 290</span>&#160; {</div>
<div class="line"><a name="l00291"></a><span class="lineno"> 291</span>&#160; dt = dt.AddMilliseconds(0 - dt.Millisecond);</div>
<div class="line"><a name="l00292"></a><span class="lineno"> 292</span>&#160; }</div>
<div class="line"><a name="l00293"></a><span class="lineno"> 293</span>&#160; <span class="keywordflow">else</span> <span class="keywordflow">if</span> (resolution == <a class="code" href="class_lucene_1_1_net_1_1_documents_1_1_date_tools_1_1_resolution.html" title="Specifies the time granularity. ">Resolution</a>.<a class="code" href="class_lucene_1_1_net_1_1_documents_1_1_date_tools_1_1_resolution.html#a5332ff02bc444426ffb9e7b77c6d8ce7">MILLISECOND</a>)</div>
<div class="line"><a name="l00294"></a><span class="lineno"> 294</span>&#160; {</div>
<div class="line"><a name="l00295"></a><span class="lineno"> 295</span>&#160; <span class="comment">// don&#39;t cut off anything</span></div>
<div class="line"><a name="l00296"></a><span class="lineno"> 296</span>&#160; }</div>
<div class="line"><a name="l00297"></a><span class="lineno"> 297</span>&#160; <span class="keywordflow">else</span></div>
<div class="line"><a name="l00298"></a><span class="lineno"> 298</span>&#160; {</div>
<div class="line"><a name="l00299"></a><span class="lineno"> 299</span>&#160; <span class="keywordflow">throw</span> <span class="keyword">new</span> System.ArgumentException(<span class="stringliteral">&quot;unknown resolution &quot;</span> + resolution);</div>
<div class="line"><a name="l00300"></a><span class="lineno"> 300</span>&#160; }</div>
<div class="line"><a name="l00301"></a><span class="lineno"> 301</span>&#160; <span class="keywordflow">return</span> dt.Ticks;</div>
<div class="line"><a name="l00302"></a><span class="lineno"> 302</span>&#160; }</div>
<div class="line"><a name="l00303"></a><span class="lineno"> 303</span>&#160; </div>
<div class="line"><a name="l00305"></a><span class="lineno"><a class="code" href="class_lucene_1_1_net_1_1_documents_1_1_date_tools_1_1_resolution.html"> 305</a></span>&#160; <span class="keyword">public</span> <span class="keyword">class </span><a class="code" href="class_lucene_1_1_net_1_1_documents_1_1_date_tools_1_1_resolution.html" title="Specifies the time granularity. ">Resolution</a></div>
<div class="line"><a name="l00306"></a><span class="lineno"> 306</span>&#160; {</div>
<div class="line"><a name="l00307"></a><span class="lineno"> 307</span>&#160; </div>
<div class="line"><a name="l00308"></a><span class="lineno"><a class="code" href="class_lucene_1_1_net_1_1_documents_1_1_date_tools_1_1_resolution.html#aa6814e9655280d1c7f7d85fbe3f05d19"> 308</a></span>&#160; <span class="keyword">public</span> <span class="keyword">static</span> readonly <a class="code" href="class_lucene_1_1_net_1_1_documents_1_1_date_tools_1_1_resolution.html" title="Specifies the time granularity. ">Resolution</a> YEAR = <span class="keyword">new</span> <a class="code" href="class_lucene_1_1_net_1_1_documents_1_1_date_tools_1_1_resolution.html" title="Specifies the time granularity. ">Resolution</a>(<span class="stringliteral">&quot;year&quot;</span>);</div>
<div class="line"><a name="l00309"></a><span class="lineno"><a class="code" href="class_lucene_1_1_net_1_1_documents_1_1_date_tools_1_1_resolution.html#a7dae628f7231d76b10142f947452900e"> 309</a></span>&#160; <span class="keyword">public</span> <span class="keyword">static</span> readonly <a class="code" href="class_lucene_1_1_net_1_1_documents_1_1_date_tools_1_1_resolution.html" title="Specifies the time granularity. ">Resolution</a> MONTH = <span class="keyword">new</span> <a class="code" href="class_lucene_1_1_net_1_1_documents_1_1_date_tools_1_1_resolution.html" title="Specifies the time granularity. ">Resolution</a>(<span class="stringliteral">&quot;month&quot;</span>);</div>
<div class="line"><a name="l00310"></a><span class="lineno"><a class="code" href="class_lucene_1_1_net_1_1_documents_1_1_date_tools_1_1_resolution.html#accaf9f58c0a753a1dd0ab8b08162306a"> 310</a></span>&#160; <span class="keyword">public</span> <span class="keyword">static</span> readonly <a class="code" href="class_lucene_1_1_net_1_1_documents_1_1_date_tools_1_1_resolution.html" title="Specifies the time granularity. ">Resolution</a> DAY = <span class="keyword">new</span> <a class="code" href="class_lucene_1_1_net_1_1_documents_1_1_date_tools_1_1_resolution.html" title="Specifies the time granularity. ">Resolution</a>(<span class="stringliteral">&quot;day&quot;</span>);</div>
<div class="line"><a name="l00311"></a><span class="lineno"><a class="code" href="class_lucene_1_1_net_1_1_documents_1_1_date_tools_1_1_resolution.html#add47d8b4b02e863cc5c98b567ee4ded1"> 311</a></span>&#160; <span class="keyword">public</span> <span class="keyword">static</span> readonly <a class="code" href="class_lucene_1_1_net_1_1_documents_1_1_date_tools_1_1_resolution.html" title="Specifies the time granularity. ">Resolution</a> HOUR = <span class="keyword">new</span> <a class="code" href="class_lucene_1_1_net_1_1_documents_1_1_date_tools_1_1_resolution.html" title="Specifies the time granularity. ">Resolution</a>(<span class="stringliteral">&quot;hour&quot;</span>);</div>
<div class="line"><a name="l00312"></a><span class="lineno"><a class="code" href="class_lucene_1_1_net_1_1_documents_1_1_date_tools_1_1_resolution.html#a547cd9a1eeb7c4b4a8fb2e19a1aa2b9d"> 312</a></span>&#160; <span class="keyword">public</span> <span class="keyword">static</span> readonly <a class="code" href="class_lucene_1_1_net_1_1_documents_1_1_date_tools_1_1_resolution.html" title="Specifies the time granularity. ">Resolution</a> MINUTE = <span class="keyword">new</span> <a class="code" href="class_lucene_1_1_net_1_1_documents_1_1_date_tools_1_1_resolution.html" title="Specifies the time granularity. ">Resolution</a>(<span class="stringliteral">&quot;minute&quot;</span>);</div>
<div class="line"><a name="l00313"></a><span class="lineno"><a class="code" href="class_lucene_1_1_net_1_1_documents_1_1_date_tools_1_1_resolution.html#afb9d1abdb15e915dcdde416f9c5260b3"> 313</a></span>&#160; <span class="keyword">public</span> <span class="keyword">static</span> readonly <a class="code" href="class_lucene_1_1_net_1_1_documents_1_1_date_tools_1_1_resolution.html" title="Specifies the time granularity. ">Resolution</a> SECOND = <span class="keyword">new</span> <a class="code" href="class_lucene_1_1_net_1_1_documents_1_1_date_tools_1_1_resolution.html" title="Specifies the time granularity. ">Resolution</a>(<span class="stringliteral">&quot;second&quot;</span>);</div>
<div class="line"><a name="l00314"></a><span class="lineno"><a class="code" href="class_lucene_1_1_net_1_1_documents_1_1_date_tools_1_1_resolution.html#a5332ff02bc444426ffb9e7b77c6d8ce7"> 314</a></span>&#160; <span class="keyword">public</span> <span class="keyword">static</span> readonly <a class="code" href="class_lucene_1_1_net_1_1_documents_1_1_date_tools_1_1_resolution.html" title="Specifies the time granularity. ">Resolution</a> MILLISECOND = <span class="keyword">new</span> <a class="code" href="class_lucene_1_1_net_1_1_documents_1_1_date_tools_1_1_resolution.html" title="Specifies the time granularity. ">Resolution</a>(<span class="stringliteral">&quot;millisecond&quot;</span>);</div>
<div class="line"><a name="l00315"></a><span class="lineno"> 315</span>&#160; </div>
<div class="line"><a name="l00316"></a><span class="lineno"> 316</span>&#160; <span class="keyword">private</span> System.String resolution;</div>
<div class="line"><a name="l00317"></a><span class="lineno"> 317</span>&#160; </div>
<div class="line"><a name="l00318"></a><span class="lineno"> 318</span>&#160; <span class="keyword">internal</span> <a class="code" href="class_lucene_1_1_net_1_1_documents_1_1_date_tools_1_1_resolution.html" title="Specifies the time granularity. ">Resolution</a>()</div>
<div class="line"><a name="l00319"></a><span class="lineno"> 319</span>&#160; {</div>
<div class="line"><a name="l00320"></a><span class="lineno"> 320</span>&#160; }</div>
<div class="line"><a name="l00321"></a><span class="lineno"> 321</span>&#160; </div>
<div class="line"><a name="l00322"></a><span class="lineno"> 322</span>&#160; <span class="keyword">internal</span> <a class="code" href="class_lucene_1_1_net_1_1_documents_1_1_date_tools_1_1_resolution.html" title="Specifies the time granularity. ">Resolution</a>(System.String resolution)</div>
<div class="line"><a name="l00323"></a><span class="lineno"> 323</span>&#160; {</div>
<div class="line"><a name="l00324"></a><span class="lineno"> 324</span>&#160; this.resolution = resolution;</div>
<div class="line"><a name="l00325"></a><span class="lineno"> 325</span>&#160; }</div>
<div class="line"><a name="l00326"></a><span class="lineno"> 326</span>&#160; </div>
<div class="line"><a name="l00327"></a><span class="lineno"><a class="code" href="class_lucene_1_1_net_1_1_documents_1_1_date_tools_1_1_resolution.html#a2b66ddf834b18836acd68ad75f4a2d34"> 327</a></span>&#160; <span class="keyword">public</span> <span class="keyword">override</span> System.String ToString()</div>
<div class="line"><a name="l00328"></a><span class="lineno"> 328</span>&#160; {</div>
<div class="line"><a name="l00329"></a><span class="lineno"> 329</span>&#160; <span class="keywordflow">return</span> resolution;</div>
<div class="line"><a name="l00330"></a><span class="lineno"> 330</span>&#160; }</div>
<div class="line"><a name="l00331"></a><span class="lineno"> 331</span>&#160; }</div>
<div class="line"><a name="l00332"></a><span class="lineno"> 332</span>&#160; <span class="keyword">static</span> <a class="code" href="_query_parser_8cs.html#a3738fc93106a1fe6d46a6b68fd4401f8">DateTools</a>()</div>
<div class="line"><a name="l00333"></a><span class="lineno"> 333</span>&#160; {</div>
<div class="line"><a name="l00334"></a><span class="lineno"> 334</span>&#160; {</div>
<div class="line"><a name="l00335"></a><span class="lineno"> 335</span>&#160; <span class="comment">// times need to be normalized so the value doesn&#39;t depend on the </span></div>
<div class="line"><a name="l00336"></a><span class="lineno"> 336</span>&#160; <span class="comment">// location the index is created/used:</span></div>
<div class="line"><a name="l00337"></a><span class="lineno"> 337</span>&#160; <span class="comment">// {{Aroush-2.1}}</span></div>
<div class="line"><a name="l00338"></a><span class="lineno"> 338</span>&#160; <span class="comment">/*</span></div>
<div class="line"><a name="l00339"></a><span class="lineno"> 339</span>&#160;<span class="comment"> YEAR_FORMAT.setTimeZone(GMT);</span></div>
<div class="line"><a name="l00340"></a><span class="lineno"> 340</span>&#160;<span class="comment"> MONTH_FORMAT.setTimeZone(GMT);</span></div>
<div class="line"><a name="l00341"></a><span class="lineno"> 341</span>&#160;<span class="comment"> DAY_FORMAT.setTimeZone(GMT);</span></div>
<div class="line"><a name="l00342"></a><span class="lineno"> 342</span>&#160;<span class="comment"> HOUR_FORMAT.setTimeZone(GMT);</span></div>
<div class="line"><a name="l00343"></a><span class="lineno"> 343</span>&#160;<span class="comment"> MINUTE_FORMAT.setTimeZone(GMT);</span></div>
<div class="line"><a name="l00344"></a><span class="lineno"> 344</span>&#160;<span class="comment"> SECOND_FORMAT.setTimeZone(GMT);</span></div>
<div class="line"><a name="l00345"></a><span class="lineno"> 345</span>&#160;<span class="comment"> MILLISECOND_FORMAT.setTimeZone(GMT);</span></div>
<div class="line"><a name="l00346"></a><span class="lineno"> 346</span>&#160;<span class="comment"> */</span></div>
<div class="line"><a name="l00347"></a><span class="lineno"> 347</span>&#160; }</div>
<div class="line"><a name="l00348"></a><span class="lineno"> 348</span>&#160; }</div>
<div class="line"><a name="l00349"></a><span class="lineno"> 349</span>&#160; }</div>
<div class="line"><a name="l00350"></a><span class="lineno"> 350</span>&#160;}</div>
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