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| <h1 id="Lucene_Net_Search_SearcherFactory" data-uid="Lucene.Net.Search.SearcherFactory" class="text-break">Class SearcherFactory |
| </h1> |
| <div class="markdown level0 summary"><p>Factory class used by <a class="xref" href="Lucene.Net.Search.SearcherManager.html">SearcherManager</a> to |
| create new <a class="xref" href="Lucene.Net.Search.IndexSearcher.html">IndexSearcher</a>s. The default implementation just creates |
| an <a class="xref" href="Lucene.Net.Search.IndexSearcher.html">IndexSearcher</a> with no custom behavior:</p> |
| <pre><code> public IndexSearcher NewSearcher(IndexReader r) |
| { |
| return new IndexSearcher(r); |
| }</code></pre> |
| |
| <p>You can pass your own factory instead if you want custom behavior, such as: |
| <ul><li>Setting a custom scoring model: <a class="xref" href="Lucene.Net.Search.IndexSearcher.html#Lucene_Net_Search_IndexSearcher_Similarity">Similarity</a></li><li>Parallel per-segment search: <a class="xref" href="Lucene.Net.Search.IndexSearcher.html#Lucene_Net_Search_IndexSearcher__ctor_Lucene_Net_Index_IndexReader_System_Threading_Tasks_TaskScheduler_">IndexSearcher(IndexReader, TaskScheduler)</a></li><li>Return custom subclasses of <a class="xref" href="Lucene.Net.Search.IndexSearcher.html">IndexSearcher</a> (for example that implement distributed scoring)</li><li>Run queries to warm your <a class="xref" href="Lucene.Net.Search.IndexSearcher.html">IndexSearcher</a> before it is used. Note: when using near-realtime search |
| you may want to also set <a class="xref" href="Lucene.Net.Index.LiveIndexWriterConfig.html#Lucene_Net_Index_LiveIndexWriterConfig_MergedSegmentWarmer">MergedSegmentWarmer</a> to warm |
| newly merged segments in the background, outside of the reopen path.</li></ul></p> |
| <div class="lucene-block lucene-experimental">This is a Lucene.NET EXPERIMENTAL API, use at your own risk</div></div> |
| <div class="markdown level0 conceptual"></div> |
| <div class="inheritance"> |
| <h5>Inheritance</h5> |
| <div class="level0"><span class="xref">System.Object</span></div> |
| <div class="level1"><span class="xref">SearcherFactory</span></div> |
| </div> |
| <div class="inheritedMembers"> |
| <h5>Inherited Members</h5> |
| <div> |
| <span class="xref">System.Object.Equals(System.Object)</span> |
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| <span class="xref">System.Object.ReferenceEquals(System.Object, System.Object)</span> |
| </div> |
| <div> |
| <span class="xref">System.Object.ToString()</span> |
| </div> |
| </div> |
| <h6><strong>Namespace</strong>: <a class="xref" href="Lucene.Net.Search.html">Lucene.Net.Search</a></h6> |
| <h6><strong>Assembly</strong>: Lucene.Net.dll</h6> |
| <h5 id="Lucene_Net_Search_SearcherFactory_syntax">Syntax</h5> |
| <div class="codewrapper"> |
| <pre><code class="lang-csharp hljs">public class SearcherFactory</code></pre> |
| </div> |
| <h3 id="methods">Methods |
| </h3> |
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| <span class="divider">|</span> |
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| <a href="https://github.com/NightOwl888/lucenenet/blob/release/Lucene.Net_4_8_0_beta00010/src/Lucene.Net/Search/SearcherFactory.cs/#L50">View Source</a> |
| </span> |
| <a id="Lucene_Net_Search_SearcherFactory_NewSearcher_" data-uid="Lucene.Net.Search.SearcherFactory.NewSearcher*"></a> |
| <h4 id="Lucene_Net_Search_SearcherFactory_NewSearcher_Lucene_Net_Index_IndexReader_" data-uid="Lucene.Net.Search.SearcherFactory.NewSearcher(Lucene.Net.Index.IndexReader)">NewSearcher(IndexReader)</h4> |
| <div class="markdown level1 summary"><p>Returns a new <a class="xref" href="Lucene.Net.Search.IndexSearcher.html">IndexSearcher</a> over the given reader.</p> |
| </div> |
| <div class="markdown level1 conceptual"></div> |
| <h5 class="decalaration">Declaration</h5> |
| <div class="codewrapper"> |
| <pre><code class="lang-csharp hljs">public virtual IndexSearcher NewSearcher(IndexReader reader)</code></pre> |
| </div> |
| <h5 class="parameters">Parameters</h5> |
| <table class="table table-bordered table-striped table-condensed"> |
| <thead> |
| <tr> |
| <th>Type</th> |
| <th>Name</th> |
| <th>Description</th> |
| </tr> |
| </thead> |
| <tbody> |
| <tr> |
| <td><a class="xref" href="Lucene.Net.Index.IndexReader.html">IndexReader</a></td> |
| <td><span class="parametername">reader</span></td> |
| <td></td> |
| </tr> |
| </tbody> |
| </table> |
| <h5 class="returns">Returns</h5> |
| <table class="table table-bordered table-striped table-condensed"> |
| <thead> |
| <tr> |
| <th>Type</th> |
| <th>Description</th> |
| </tr> |
| </thead> |
| <tbody> |
| <tr> |
| <td><a class="xref" href="Lucene.Net.Search.IndexSearcher.html">IndexSearcher</a></td> |
| <td></td> |
| </tr> |
| </tbody> |
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