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<article class="content wrap" id="_content" data-uid="Lucene.Net.Join.FixedBitSetCachingWrapperFilter">
<h1 id="Lucene_Net_Join_FixedBitSetCachingWrapperFilter" data-uid="Lucene.Net.Join.FixedBitSetCachingWrapperFilter" class="text-break">Class FixedBitSetCachingWrapperFilter
</h1>
<div class="markdown level0 summary"><p>A <span class="xref">Lucene.Net.Search.CachingWrapperFilter</span> that caches sets using a <a class="xref" href="http://localhost:8080/api/core/Lucene.Net.Util.FixedBitSet.html">FixedBitSet</a>,
as required for joins. </p>
</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">Lucene.Net.Search.Filter</span></div>
<div class="level2"><span class="xref">Lucene.Net.Search.CachingWrapperFilter</span></div>
<div class="level3"><span class="xref">FixedBitSetCachingWrapperFilter</span></div>
</div>
<div class="inheritedMembers">
<h5>Inherited Members</h5>
<div>
<span class="xref">Lucene.Net.Search.CachingWrapperFilter.Filter</span>
</div>
<div>
<span class="xref">Lucene.Net.Search.CachingWrapperFilter.CacheImpl(Lucene.Net.Search.DocIdSetIterator, Lucene.Net.Index.AtomicReader)</span>
</div>
<div>
<span class="xref">Lucene.Net.Search.CachingWrapperFilter.GetDocIdSet(Lucene.Net.Index.AtomicReaderContext, Lucene.Net.Util.IBits)</span>
</div>
<div>
<span class="xref">Lucene.Net.Search.CachingWrapperFilter.ToString()</span>
</div>
<div>
<a class="xref" href="http://localhost:8080/api/core/Lucene.Net.Search.CachingWrapperFilter.html#Lucene_Net_Search_CachingWrapperFilter_Equals_System_Object_">CachingWrapperFilter.Equals(Object)</a>
</div>
<div>
<span class="xref">Lucene.Net.Search.CachingWrapperFilter.GetHashCode()</span>
</div>
<div>
<span class="xref">Lucene.Net.Search.CachingWrapperFilter.EMPTY_DOCIDSET</span>
</div>
<div>
<span class="xref">Lucene.Net.Search.CachingWrapperFilter.GetSizeInBytes()</span>
</div>
<div>
<a class="xref" href="http://localhost:8080/api/core/Lucene.Net.Search.Filter.html#Lucene_Net_Search_Filter_NewAnonymous_System_Func_Lucene_Net_Index_AtomicReaderContext_Lucene_Net_Util_IBits_Lucene_Net_Search_DocIdSet__">Filter.NewAnonymous(Func&lt;AtomicReaderContext, IBits, DocIdSet&gt;)</a>
</div>
<div>
<span class="xref">System.Object.Equals(System.Object, System.Object)</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>
<h6><strong>Namespace</strong>: <a class="xref" href="Lucene.Net.Join.html">Lucene.Net.Join</a></h6>
<h6><strong>Assembly</strong>: Lucene.Net.Join.dll</h6>
<h5 id="Lucene_Net_Join_FixedBitSetCachingWrapperFilter_syntax">Syntax</h5>
<div class="codewrapper">
<pre><code class="lang-csharp hljs">public sealed class FixedBitSetCachingWrapperFilter : CachingWrapperFilter</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_Join_FixedBitSetCachingWrapperFilter__ctor_Lucene_Net_Search_Filter_.md&amp;value=---%0Auid%3A%20Lucene.Net.Join.FixedBitSetCachingWrapperFilter.%23ctor(Lucene.Net.Search.Filter)%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.Join/FixedBitSetCachingWrapperFilter.cs/#L33">View Source</a>
</span>
<a id="Lucene_Net_Join_FixedBitSetCachingWrapperFilter__ctor_" data-uid="Lucene.Net.Join.FixedBitSetCachingWrapperFilter.#ctor*"></a>
<h4 id="Lucene_Net_Join_FixedBitSetCachingWrapperFilter__ctor_Lucene_Net_Search_Filter_" data-uid="Lucene.Net.Join.FixedBitSetCachingWrapperFilter.#ctor(Lucene.Net.Search.Filter)">FixedBitSetCachingWrapperFilter(Filter)</h4>
<div class="markdown level1 summary"><p>Sole constructor, see <a class="xref" href="http://localhost:8080/api/core/Lucene.Net.Search.CachingWrapperFilter.html#Lucene_Net_Search_CachingWrapperFilter__ctor_Lucene_Net_Search_Filter_">CachingWrapperFilter(Filter)</a>.</p>
</div>
<div class="markdown level1 conceptual"></div>
<h5 class="decalaration">Declaration</h5>
<div class="codewrapper">
<pre><code class="lang-csharp hljs">public FixedBitSetCachingWrapperFilter(Filter filter)</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><span class="xref">Lucene.Net.Search.Filter</span></td>
<td><span class="parametername">filter</span></td>
<td></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_Join_FixedBitSetCachingWrapperFilter_DocIdSetToCache_Lucene_Net_Search_DocIdSet_Lucene_Net_Index_AtomicReader_.md&amp;value=---%0Auid%3A%20Lucene.Net.Join.FixedBitSetCachingWrapperFilter.DocIdSetToCache(Lucene.Net.Search.DocIdSet%2CLucene.Net.Index.AtomicReader)%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>
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<a href="https://github.com/NightOwl888/lucenenet/blob/release/Lucene.Net_4_8_0_beta00010/src/Lucene.Net.Join/FixedBitSetCachingWrapperFilter.cs/#L38">View Source</a>
</span>
<a id="Lucene_Net_Join_FixedBitSetCachingWrapperFilter_DocIdSetToCache_" data-uid="Lucene.Net.Join.FixedBitSetCachingWrapperFilter.DocIdSetToCache*"></a>
<h4 id="Lucene_Net_Join_FixedBitSetCachingWrapperFilter_DocIdSetToCache_Lucene_Net_Search_DocIdSet_Lucene_Net_Index_AtomicReader_" data-uid="Lucene.Net.Join.FixedBitSetCachingWrapperFilter.DocIdSetToCache(Lucene.Net.Search.DocIdSet,Lucene.Net.Index.AtomicReader)">DocIdSetToCache(DocIdSet, AtomicReader)</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 DocIdSet DocIdSetToCache(DocIdSet docIdSet, AtomicReader 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><span class="xref">Lucene.Net.Search.DocIdSet</span></td>
<td><span class="parametername">docIdSet</span></td>
<td></td>
</tr>
<tr>
<td><span class="xref">Lucene.Net.Index.AtomicReader</span></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><span class="xref">Lucene.Net.Search.DocIdSet</span></td>
<td></td>
</tr>
</tbody>
</table>
<h5 class="overrides">Overrides</h5>
<div><span class="xref">Lucene.Net.Search.CachingWrapperFilter.DocIdSetToCache(Lucene.Net.Search.DocIdSet, Lucene.Net.Index.AtomicReader)</span></div>
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