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| |
| <h1 id="Lucene_Net_Index_ReaderManager" data-uid="Lucene.Net.Index.ReaderManager" class="text-break">Class ReaderManager |
| </h1> |
| <div class="markdown level0 summary"><p>Utility class to safely share <a class="xref" href="Lucene.Net.Index.DirectoryReader.html">DirectoryReader</a> instances across |
| multiple threads, while periodically reopening. This class ensures each |
| reader is disposed only once all threads have finished using it. |
| <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"><a class="xref" href="Lucene.Net.Search.ReferenceManager-1.html">ReferenceManager</a><<a class="xref" href="Lucene.Net.Index.DirectoryReader.html">DirectoryReader</a>></div> |
| <div class="level2"><span class="xref">ReaderManager</span></div> |
| </div> |
| <div classs="implements"> |
| <h5>Implements</h5> |
| <div><span class="xref">System.IDisposable</span></div> |
| </div> |
| <div class="inheritedMembers"> |
| <h5>Inherited Members</h5> |
| <div> |
| <a class="xref" href="Lucene.Net.Search.ReferenceManager-1.html#Lucene_Net_Search_ReferenceManager_1_Current">ReferenceManager<DirectoryReader>.Current</a> |
| </div> |
| <div> |
| <a class="xref" href="Lucene.Net.Search.ReferenceManager-1.html#Lucene_Net_Search_ReferenceManager_1_Acquire">ReferenceManager<DirectoryReader>.Acquire()</a> |
| </div> |
| <div> |
| <a class="xref" href="Lucene.Net.Search.ReferenceManager-1.html#Lucene_Net_Search_ReferenceManager_1_Dispose">ReferenceManager<DirectoryReader>.Dispose()</a> |
| </div> |
| <div> |
| <a class="xref" href="Lucene.Net.Search.ReferenceManager-1.html#Lucene_Net_Search_ReferenceManager_1_Dispose_System_Boolean_">ReferenceManager<DirectoryReader>.Dispose(Boolean)</a> |
| </div> |
| <div> |
| <a class="xref" href="Lucene.Net.Search.ReferenceManager-1.html#Lucene_Net_Search_ReferenceManager_1_MaybeRefresh">ReferenceManager<DirectoryReader>.MaybeRefresh()</a> |
| </div> |
| <div> |
| <a class="xref" href="Lucene.Net.Search.ReferenceManager-1.html#Lucene_Net_Search_ReferenceManager_1_MaybeRefreshBlocking">ReferenceManager<DirectoryReader>.MaybeRefreshBlocking()</a> |
| </div> |
| <div> |
| <a class="xref" href="Lucene.Net.Search.ReferenceManager-1.html#Lucene_Net_Search_ReferenceManager_1_AfterMaybeRefresh">ReferenceManager<DirectoryReader>.AfterMaybeRefresh()</a> |
| </div> |
| <div> |
| <a class="xref" href="Lucene.Net.Search.ReferenceManager-1.html#Lucene_Net_Search_ReferenceManager_1_Release__0_">ReferenceManager<DirectoryReader>.Release(DirectoryReader)</a> |
| </div> |
| <div> |
| <a class="xref" href="Lucene.Net.Search.ReferenceManager-1.html#Lucene_Net_Search_ReferenceManager_1_AddListener_Lucene_Net_Search_ReferenceManager_IRefreshListener_">ReferenceManager<DirectoryReader>.AddListener(ReferenceManager.IRefreshListener)</a> |
| </div> |
| <div> |
| <a class="xref" href="Lucene.Net.Search.ReferenceManager-1.html#Lucene_Net_Search_ReferenceManager_1_RemoveListener_Lucene_Net_Search_ReferenceManager_IRefreshListener_">ReferenceManager<DirectoryReader>.RemoveListener(ReferenceManager.IRefreshListener)</a> |
| </div> |
| <div> |
| <span class="xref">System.Object.Equals(System.Object)</span> |
| </div> |
| <div> |
| <span class="xref">System.Object.Equals(System.Object, System.Object)</span> |
| </div> |
| <div> |
| <span class="xref">System.Object.GetHashCode()</span> |
| </div> |
| <div> |
| <span class="xref">System.Object.GetType()</span> |
| </div> |
| <div> |
| <span class="xref">System.Object.MemberwiseClone()</span> |
| </div> |
| <div> |
| <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.Index.html">Lucene.Net.Index</a></h6> |
| <h6><strong>Assembly</strong>: Lucene.Net.dll</h6> |
| <h5 id="Lucene_Net_Index_ReaderManager_syntax">Syntax</h5> |
| <div class="codewrapper"> |
| <pre><code class="lang-csharp hljs">public sealed class ReaderManager : ReferenceManager<DirectoryReader>, IDisposable</code></pre> |
| </div> |
| <h3 id="constructors">Constructors |
| </h3> |
| <span class="small pull-right mobile-hide"> |
| <span class="divider">|</span> |
| <a href="https://github.com/apache/lucenenet/new/docs/4.8.0-beta00010/websites/apidocs/apiSpec/new?filename=Lucene_Net_Index_ReaderManager__ctor_Lucene_Net_Index_IndexWriter_System_Boolean_.md&value=---%0Auid%3A%20Lucene.Net.Index.ReaderManager.%23ctor(Lucene.Net.Index.IndexWriter%2CSystem.Boolean)%0Asummary%3A%20'*You%20can%20override%20summary%20for%20the%20API%20here%20using%20*MARKDOWN*%20syntax'%0A---%0A%0A*Please%20type%20below%20more%20information%20about%20this%20API%3A*%0A%0A">Improve this Doc</a> |
| </span> |
| <span class="small pull-right mobile-hide"> |
| <a href="https://github.com/NightOwl888/lucenenet/blob/release/Lucene.Net_4_8_0_beta00010/src/Lucene.Net/Index/ReaderManager.cs/#L53">View Source</a> |
| </span> |
| <a id="Lucene_Net_Index_ReaderManager__ctor_" data-uid="Lucene.Net.Index.ReaderManager.#ctor*"></a> |
| <h4 id="Lucene_Net_Index_ReaderManager__ctor_Lucene_Net_Index_IndexWriter_System_Boolean_" data-uid="Lucene.Net.Index.ReaderManager.#ctor(Lucene.Net.Index.IndexWriter,System.Boolean)">ReaderManager(IndexWriter, Boolean)</h4> |
| <div class="markdown level1 summary"><p>Creates and returns a new <a class="xref" href="Lucene.Net.Index.ReaderManager.html">ReaderManager</a> from the given |
| <a class="xref" href="Lucene.Net.Index.IndexWriter.html">IndexWriter</a>.</p> |
| </div> |
| <div class="markdown level1 conceptual"></div> |
| <h5 class="decalaration">Declaration</h5> |
| <div class="codewrapper"> |
| <pre><code class="lang-csharp hljs">public ReaderManager(IndexWriter writer, bool applyAllDeletes)</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.IndexWriter.html">IndexWriter</a></td> |
| <td><span class="parametername">writer</span></td> |
| <td><p>the <a class="xref" href="Lucene.Net.Index.IndexWriter.html">IndexWriter</a> to open the <a class="xref" href="Lucene.Net.Index.IndexReader.html">IndexReader</a> from. </p> |
| </td> |
| </tr> |
| <tr> |
| <td><span class="xref">System.Boolean</span></td> |
| <td><span class="parametername">applyAllDeletes</span></td> |
| <td><p>If <code>true</code>, all buffered deletes will be applied (made |
| visible) in the <a class="xref" href="Lucene.Net.Search.IndexSearcher.html">IndexSearcher</a> / <a class="xref" href="Lucene.Net.Index.DirectoryReader.html">DirectoryReader</a>. |
| If <code>false</code>, the deletes may or may not be applied, but |
| remain buffered (in <a class="xref" href="Lucene.Net.Index.IndexWriter.html">IndexWriter</a>) so that they will be applied in |
| the future. Applying deletes can be costly, so if your app can |
| tolerate deleted documents being returned you might gain some |
| performance by passing <code>false</code>. See |
| <a class="xref" href="Lucene.Net.Index.DirectoryReader.html#Lucene_Net_Index_DirectoryReader_OpenIfChanged_Lucene_Net_Index_DirectoryReader_Lucene_Net_Index_IndexWriter_System_Boolean_">OpenIfChanged(DirectoryReader, IndexWriter, Boolean)</a>.</p> |
| </td> |
| </tr> |
| </tbody> |
| </table> |
| <h5 class="exceptions">Exceptions</h5> |
| <table class="table table-bordered table-striped table-condensed"> |
| <thead> |
| <tr> |
| <th>Type</th> |
| <th>Condition</th> |
| </tr> |
| </thead> |
| <tbody> |
| <tr> |
| <td><span class="xref">System.IO.IOException</span></td> |
| <td><p>If there is a low-level I/O error </p> |
| </td> |
| </tr> |
| </tbody> |
| </table> |
| <span class="small pull-right mobile-hide"> |
| <span class="divider">|</span> |
| <a href="https://github.com/apache/lucenenet/new/docs/4.8.0-beta00010/websites/apidocs/apiSpec/new?filename=Lucene_Net_Index_ReaderManager__ctor_Lucene_Net_Store_Directory_.md&value=---%0Auid%3A%20Lucene.Net.Index.ReaderManager.%23ctor(Lucene.Net.Store.Directory)%0Asummary%3A%20'*You%20can%20override%20summary%20for%20the%20API%20here%20using%20*MARKDOWN*%20syntax'%0A---%0A%0A*Please%20type%20below%20more%20information%20about%20this%20API%3A*%0A%0A">Improve this Doc</a> |
| </span> |
| <span class="small pull-right mobile-hide"> |
| <a href="https://github.com/NightOwl888/lucenenet/blob/release/Lucene.Net_4_8_0_beta00010/src/Lucene.Net/Index/ReaderManager.cs/#L63">View Source</a> |
| </span> |
| <a id="Lucene_Net_Index_ReaderManager__ctor_" data-uid="Lucene.Net.Index.ReaderManager.#ctor*"></a> |
| <h4 id="Lucene_Net_Index_ReaderManager__ctor_Lucene_Net_Store_Directory_" data-uid="Lucene.Net.Index.ReaderManager.#ctor(Lucene.Net.Store.Directory)">ReaderManager(Directory)</h4> |
| <div class="markdown level1 summary"><p>Creates and returns a new <a class="xref" href="Lucene.Net.Index.ReaderManager.html">ReaderManager</a> from the given <a class="xref" href="Lucene.Net.Store.Directory.html">Directory</a>. </p> |
| </div> |
| <div class="markdown level1 conceptual"></div> |
| <h5 class="decalaration">Declaration</h5> |
| <div class="codewrapper"> |
| <pre><code class="lang-csharp hljs">public ReaderManager(Directory dir)</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.Store.Directory.html">Directory</a></td> |
| <td><span class="parametername">dir</span></td> |
| <td><p>the directory to open the <a class="xref" href="Lucene.Net.Index.DirectoryReader.html">DirectoryReader</a> on.</p> |
| </td> |
| </tr> |
| </tbody> |
| </table> |
| <h5 class="exceptions">Exceptions</h5> |
| <table class="table table-bordered table-striped table-condensed"> |
| <thead> |
| <tr> |
| <th>Type</th> |
| <th>Condition</th> |
| </tr> |
| </thead> |
| <tbody> |
| <tr> |
| <td><span class="xref">System.IO.IOException</span></td> |
| <td><p>If there is a low-level I/O error </p> |
| </td> |
| </tr> |
| </tbody> |
| </table> |
| <h3 id="methods">Methods |
| </h3> |
| <span class="small pull-right mobile-hide"> |
| <span class="divider">|</span> |
| <a href="https://github.com/apache/lucenenet/new/docs/4.8.0-beta00010/websites/apidocs/apiSpec/new?filename=Lucene_Net_Index_ReaderManager_DecRef_Lucene_Net_Index_DirectoryReader_.md&value=---%0Auid%3A%20Lucene.Net.Index.ReaderManager.DecRef(Lucene.Net.Index.DirectoryReader)%0Asummary%3A%20'*You%20can%20override%20summary%20for%20the%20API%20here%20using%20*MARKDOWN*%20syntax'%0A---%0A%0A*Please%20type%20below%20more%20information%20about%20this%20API%3A*%0A%0A">Improve this Doc</a> |
| </span> |
| <span class="small pull-right mobile-hide"> |
| <a href="https://github.com/NightOwl888/lucenenet/blob/release/Lucene.Net_4_8_0_beta00010/src/Lucene.Net/Index/ReaderManager.cs/#L68">View Source</a> |
| </span> |
| <a id="Lucene_Net_Index_ReaderManager_DecRef_" data-uid="Lucene.Net.Index.ReaderManager.DecRef*"></a> |
| <h4 id="Lucene_Net_Index_ReaderManager_DecRef_Lucene_Net_Index_DirectoryReader_" data-uid="Lucene.Net.Index.ReaderManager.DecRef(Lucene.Net.Index.DirectoryReader)">DecRef(DirectoryReader)</h4> |
| <div class="markdown level1 summary"></div> |
| <div class="markdown level1 conceptual"></div> |
| <h5 class="decalaration">Declaration</h5> |
| <div class="codewrapper"> |
| <pre><code class="lang-csharp hljs">protected override void DecRef(DirectoryReader reference)</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.DirectoryReader.html">DirectoryReader</a></td> |
| <td><span class="parametername">reference</span></td> |
| <td></td> |
| </tr> |
| </tbody> |
| </table> |
| <h5 class="overrides">Overrides</h5> |
| <div><span class="xref">Lucene.Net.Search.ReferenceManager<Lucene.Net.Index.DirectoryReader>.DecRef(Lucene.Net.Index.DirectoryReader)</span></div> |
| <span class="small pull-right mobile-hide"> |
| <span class="divider">|</span> |
| <a href="https://github.com/apache/lucenenet/new/docs/4.8.0-beta00010/websites/apidocs/apiSpec/new?filename=Lucene_Net_Index_ReaderManager_GetRefCount_Lucene_Net_Index_DirectoryReader_.md&value=---%0Auid%3A%20Lucene.Net.Index.ReaderManager.GetRefCount(Lucene.Net.Index.DirectoryReader)%0Asummary%3A%20'*You%20can%20override%20summary%20for%20the%20API%20here%20using%20*MARKDOWN*%20syntax'%0A---%0A%0A*Please%20type%20below%20more%20information%20about%20this%20API%3A*%0A%0A">Improve this Doc</a> |
| </span> |
| <span class="small pull-right mobile-hide"> |
| <a href="https://github.com/NightOwl888/lucenenet/blob/release/Lucene.Net_4_8_0_beta00010/src/Lucene.Net/Index/ReaderManager.cs/#L83">View Source</a> |
| </span> |
| <a id="Lucene_Net_Index_ReaderManager_GetRefCount_" data-uid="Lucene.Net.Index.ReaderManager.GetRefCount*"></a> |
| <h4 id="Lucene_Net_Index_ReaderManager_GetRefCount_Lucene_Net_Index_DirectoryReader_" data-uid="Lucene.Net.Index.ReaderManager.GetRefCount(Lucene.Net.Index.DirectoryReader)">GetRefCount(DirectoryReader)</h4> |
| <div class="markdown level1 summary"></div> |
| <div class="markdown level1 conceptual"></div> |
| <h5 class="decalaration">Declaration</h5> |
| <div class="codewrapper"> |
| <pre><code class="lang-csharp hljs">protected override int GetRefCount(DirectoryReader reference)</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.DirectoryReader.html">DirectoryReader</a></td> |
| <td><span class="parametername">reference</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><span class="xref">System.Int32</span></td> |
| <td></td> |
| </tr> |
| </tbody> |
| </table> |
| <h5 class="overrides">Overrides</h5> |
| <div><span class="xref">Lucene.Net.Search.ReferenceManager<Lucene.Net.Index.DirectoryReader>.GetRefCount(Lucene.Net.Index.DirectoryReader)</span></div> |
| <span class="small pull-right mobile-hide"> |
| <span class="divider">|</span> |
| <a href="https://github.com/apache/lucenenet/new/docs/4.8.0-beta00010/websites/apidocs/apiSpec/new?filename=Lucene_Net_Index_ReaderManager_RefreshIfNeeded_Lucene_Net_Index_DirectoryReader_.md&value=---%0Auid%3A%20Lucene.Net.Index.ReaderManager.RefreshIfNeeded(Lucene.Net.Index.DirectoryReader)%0Asummary%3A%20'*You%20can%20override%20summary%20for%20the%20API%20here%20using%20*MARKDOWN*%20syntax'%0A---%0A%0A*Please%20type%20below%20more%20information%20about%20this%20API%3A*%0A%0A">Improve this Doc</a> |
| </span> |
| <span class="small pull-right mobile-hide"> |
| <a href="https://github.com/NightOwl888/lucenenet/blob/release/Lucene.Net_4_8_0_beta00010/src/Lucene.Net/Index/ReaderManager.cs/#L73">View Source</a> |
| </span> |
| <a id="Lucene_Net_Index_ReaderManager_RefreshIfNeeded_" data-uid="Lucene.Net.Index.ReaderManager.RefreshIfNeeded*"></a> |
| <h4 id="Lucene_Net_Index_ReaderManager_RefreshIfNeeded_Lucene_Net_Index_DirectoryReader_" data-uid="Lucene.Net.Index.ReaderManager.RefreshIfNeeded(Lucene.Net.Index.DirectoryReader)">RefreshIfNeeded(DirectoryReader)</h4> |
| <div class="markdown level1 summary"></div> |
| <div class="markdown level1 conceptual"></div> |
| <h5 class="decalaration">Declaration</h5> |
| <div class="codewrapper"> |
| <pre><code class="lang-csharp hljs">protected override DirectoryReader RefreshIfNeeded(DirectoryReader referenceToRefresh)</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.DirectoryReader.html">DirectoryReader</a></td> |
| <td><span class="parametername">referenceToRefresh</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.Index.DirectoryReader.html">DirectoryReader</a></td> |
| <td></td> |
| </tr> |
| </tbody> |
| </table> |
| <h5 class="overrides">Overrides</h5> |
| <div><span class="xref">Lucene.Net.Search.ReferenceManager<Lucene.Net.Index.DirectoryReader>.RefreshIfNeeded(Lucene.Net.Index.DirectoryReader)</span></div> |
| <span class="small pull-right mobile-hide"> |
| <span class="divider">|</span> |
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| <h4 id="Lucene_Net_Index_ReaderManager_TryIncRef_Lucene_Net_Index_DirectoryReader_" data-uid="Lucene.Net.Index.ReaderManager.TryIncRef(Lucene.Net.Index.DirectoryReader)">TryIncRef(DirectoryReader)</h4> |
| <div class="markdown level1 summary"></div> |
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| <h5 class="decalaration">Declaration</h5> |
| <div class="codewrapper"> |
| <pre><code class="lang-csharp hljs">protected override bool TryIncRef(DirectoryReader reference)</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.DirectoryReader.html">DirectoryReader</a></td> |
| <td><span class="parametername">reference</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> |
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| </thead> |
| <tbody> |
| <tr> |
| <td><span class="xref">System.Boolean</span></td> |
| <td></td> |
| </tr> |
| </tbody> |
| </table> |
| <h5 class="overrides">Overrides</h5> |
| <div><span class="xref">Lucene.Net.Search.ReferenceManager<Lucene.Net.Index.DirectoryReader>.TryIncRef(Lucene.Net.Index.DirectoryReader)</span></div> |
| <h3 id="implements">Implements</h3> |
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| <span class="xref">System.IDisposable</span> |
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| <h3 id="extensionmethods">Extension Methods</h3> |
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| </div> |
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