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<article class="content wrap" id="_content" data-uid="Lucene.Net.Index.MultiDocValues.OrdinalMap">
<h1 id="Lucene_Net_Index_MultiDocValues_OrdinalMap" data-uid="Lucene.Net.Index.MultiDocValues.OrdinalMap" class="text-break">Class MultiDocValues.OrdinalMap
</h1>
<div class="markdown level0 summary"><p>maps per-segment ordinals to/from global ordinal space </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">MultiDocValues.OrdinalMap</span></div>
</div>
<div class="inheritedMembers">
<h5>Inherited Members</h5>
<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_MultiDocValues_OrdinalMap_syntax">Syntax</h5>
<div class="codewrapper">
<pre><code class="lang-csharp hljs">public class OrdinalMap</code></pre>
</div>
<h3 id="constructors">Constructors
</h3>
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<a id="Lucene_Net_Index_MultiDocValues_OrdinalMap__ctor_" data-uid="Lucene.Net.Index.MultiDocValues.OrdinalMap.#ctor*"></a>
<h4 id="Lucene_Net_Index_MultiDocValues_OrdinalMap__ctor_System_Object_Lucene_Net_Index_TermsEnum___" data-uid="Lucene.Net.Index.MultiDocValues.OrdinalMap.#ctor(System.Object,Lucene.Net.Index.TermsEnum[])">OrdinalMap(Object, TermsEnum[])</h4>
<div class="markdown level1 summary"><p>Creates an ordinal map that allows mapping ords to/from a merged
space from <code>subs</code>. </p>
</div>
<div class="markdown level1 conceptual"></div>
<h5 class="decalaration">Declaration</h5>
<div class="codewrapper">
<pre><code class="lang-csharp hljs">public OrdinalMap(object owner, TermsEnum[] subs)</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">System.Object</span></td>
<td><span class="parametername">owner</span></td>
<td><p>a cache key </p>
</td>
</tr>
<tr>
<td><a class="xref" href="Lucene.Net.Index.TermsEnum.html">TermsEnum</a>[]</td>
<td><span class="parametername">subs</span></td>
<td><p><a class="xref" href="Lucene.Net.Index.TermsEnum.html">TermsEnum</a>s that support <a class="xref" href="Lucene.Net.Index.TermsEnum.html#Lucene_Net_Index_TermsEnum_Ord">Ord</a>. They need
not be dense (e.g. can be FilteredTermsEnums). </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 an I/O error occurred. </p>
</td>
</tr>
</tbody>
</table>
<h3 id="properties">Properties
</h3>
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<a id="Lucene_Net_Index_MultiDocValues_OrdinalMap_ValueCount_" data-uid="Lucene.Net.Index.MultiDocValues.OrdinalMap.ValueCount*"></a>
<h4 id="Lucene_Net_Index_MultiDocValues_OrdinalMap_ValueCount" data-uid="Lucene.Net.Index.MultiDocValues.OrdinalMap.ValueCount">ValueCount</h4>
<div class="markdown level1 summary"><p>Returns the total number of unique terms in global ord space.</p>
</div>
<div class="markdown level1 conceptual"></div>
<h5 class="decalaration">Declaration</h5>
<div class="codewrapper">
<pre><code class="lang-csharp hljs">public virtual long ValueCount { get; }</code></pre>
</div>
<h5 class="propertyValue">Property Value</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.Int64</span></td>
<td></td>
</tr>
</tbody>
</table>
<h3 id="methods">Methods
</h3>
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<a id="Lucene_Net_Index_MultiDocValues_OrdinalMap_GetFirstSegmentNumber_" data-uid="Lucene.Net.Index.MultiDocValues.OrdinalMap.GetFirstSegmentNumber*"></a>
<h4 id="Lucene_Net_Index_MultiDocValues_OrdinalMap_GetFirstSegmentNumber_System_Int64_" data-uid="Lucene.Net.Index.MultiDocValues.OrdinalMap.GetFirstSegmentNumber(System.Int64)">GetFirstSegmentNumber(Int64)</h4>
<div class="markdown level1 summary"><p>Given a global ordinal, returns the index of the first
segment that contains this term.</p>
</div>
<div class="markdown level1 conceptual"></div>
<h5 class="decalaration">Declaration</h5>
<div class="codewrapper">
<pre><code class="lang-csharp hljs">public virtual int GetFirstSegmentNumber(long globalOrd)</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">System.Int64</span></td>
<td><span class="parametername">globalOrd</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>
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<a id="Lucene_Net_Index_MultiDocValues_OrdinalMap_GetFirstSegmentOrd_" data-uid="Lucene.Net.Index.MultiDocValues.OrdinalMap.GetFirstSegmentOrd*"></a>
<h4 id="Lucene_Net_Index_MultiDocValues_OrdinalMap_GetFirstSegmentOrd_System_Int64_" data-uid="Lucene.Net.Index.MultiDocValues.OrdinalMap.GetFirstSegmentOrd(System.Int64)">GetFirstSegmentOrd(Int64)</h4>
<div class="markdown level1 summary"><p>Given global ordinal, returns the ordinal of the first segment which contains
this ordinal (the corresponding to the segment return <a class="xref" href="Lucene.Net.Index.MultiDocValues.OrdinalMap.html#Lucene_Net_Index_MultiDocValues_OrdinalMap_GetFirstSegmentNumber_System_Int64_">GetFirstSegmentNumber(Int64)</a>).</p>
</div>
<div class="markdown level1 conceptual"></div>
<h5 class="decalaration">Declaration</h5>
<div class="codewrapper">
<pre><code class="lang-csharp hljs">public virtual long GetFirstSegmentOrd(long globalOrd)</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">System.Int64</span></td>
<td><span class="parametername">globalOrd</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.Int64</span></td>
<td></td>
</tr>
</tbody>
</table>
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<a id="Lucene_Net_Index_MultiDocValues_OrdinalMap_GetGlobalOrd_" data-uid="Lucene.Net.Index.MultiDocValues.OrdinalMap.GetGlobalOrd*"></a>
<h4 id="Lucene_Net_Index_MultiDocValues_OrdinalMap_GetGlobalOrd_System_Int32_System_Int64_" data-uid="Lucene.Net.Index.MultiDocValues.OrdinalMap.GetGlobalOrd(System.Int32,System.Int64)">GetGlobalOrd(Int32, Int64)</h4>
<div class="markdown level1 summary"><p>Given a segment number and segment ordinal, returns
the corresponding global ordinal.</p>
</div>
<div class="markdown level1 conceptual"></div>
<h5 class="decalaration">Declaration</h5>
<div class="codewrapper">
<pre><code class="lang-csharp hljs">public virtual long GetGlobalOrd(int segmentIndex, long segmentOrd)</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">System.Int32</span></td>
<td><span class="parametername">segmentIndex</span></td>
<td></td>
</tr>
<tr>
<td><span class="xref">System.Int64</span></td>
<td><span class="parametername">segmentOrd</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.Int64</span></td>
<td></td>
</tr>
</tbody>
</table>
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<h4 id="Lucene_Net_Index_MultiDocValues_OrdinalMap_RamBytesUsed" data-uid="Lucene.Net.Index.MultiDocValues.OrdinalMap.RamBytesUsed">RamBytesUsed()</h4>
<div class="markdown level1 summary"><p>Returns total byte size used by this ordinal map.</p>
</div>
<div class="markdown level1 conceptual"></div>
<h5 class="decalaration">Declaration</h5>
<div class="codewrapper">
<pre><code class="lang-csharp hljs">public virtual long RamBytesUsed()</code></pre>
</div>
<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.Int64</span></td>
<td></td>
</tr>
</tbody>
</table>
</article>
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