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| <h1 id="Lucene_Net_Search_Grouping_AbstractAllGroupHeadsCollector_GroupHead" data-uid="Lucene.Net.Search.Grouping.AbstractAllGroupHeadsCollector_GroupHead" class="text-break">Class AbstractAllGroupHeadsCollector_GroupHead |
| </h1> |
| <div class="markdown level0 summary"><p>Represents a group head. A group head is the most relevant document for a particular group. |
| The relevancy is based is usually based on the sort. |
| <p> |
| The group head contains a group value with its associated most relevant document id. |
| </p></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">AbstractAllGroupHeadsCollector_GroupHead</span></div> |
| <div class="level2"><a class="xref" href="Lucene.Net.Search.Grouping.Function.FunctionAllGroupHeadsCollector.GroupHead.html">FunctionAllGroupHeadsCollector.GroupHead</a></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> |
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| <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.Search.Grouping.html">Lucene.Net.Search.Grouping</a></h6> |
| <h6><strong>Assembly</strong>: Lucene.Net.Grouping.dll</h6> |
| <h5 id="Lucene_Net_Search_Grouping_AbstractAllGroupHeadsCollector_GroupHead_syntax">Syntax</h5> |
| <div class="codewrapper"> |
| <pre><code class="lang-csharp hljs">public abstract class AbstractAllGroupHeadsCollector_GroupHead</code></pre> |
| </div> |
| <h5 id="Lucene_Net_Search_Grouping_AbstractAllGroupHeadsCollector_GroupHead_remarks"><strong>Remarks</strong></h5> |
| <div class="markdown level0 remarks"><p>LUCENENET: moved this class from being a nested class of <a class="xref" href="Lucene.Net.Search.Grouping.AbstractAllGroupHeadsCollector-1.html">AbstractAllGroupHeadsCollector<GH></a>, |
| made it non-generic so the generic closing type doesn't need to be specified in classes that |
| use <a class="xref" href="Lucene.Net.Search.Grouping.AbstractAllGroupHeadsCollector_GroupHead.html">AbstractAllGroupHeadsCollector_GroupHead</a> as a generic closing type, and renamed |
| it from GroupHead to <a class="xref" href="Lucene.Net.Search.Grouping.AbstractAllGroupHeadsCollector_GroupHead.html">AbstractAllGroupHeadsCollector_GroupHead</a> to avoid naming conflicts with nested classes |
| named GroupHead in derived classes of <a class="xref" href="Lucene.Net.Search.Grouping.AbstractAllGroupHeadsCollector.html">AbstractAllGroupHeadsCollector</a>.</p> |
| </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_Search_Grouping_AbstractAllGroupHeadsCollector_GroupHead__ctor_System_Int32_.md&value=---%0Auid%3A%20Lucene.Net.Search.Grouping.AbstractAllGroupHeadsCollector_GroupHead.%23ctor(System.Int32)%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.Grouping/AbstractAllGroupHeadsCollector.cs/#L174">View Source</a> |
| </span> |
| <a id="Lucene_Net_Search_Grouping_AbstractAllGroupHeadsCollector_GroupHead__ctor_" data-uid="Lucene.Net.Search.Grouping.AbstractAllGroupHeadsCollector_GroupHead.#ctor*"></a> |
| <h4 id="Lucene_Net_Search_Grouping_AbstractAllGroupHeadsCollector_GroupHead__ctor_System_Int32_" data-uid="Lucene.Net.Search.Grouping.AbstractAllGroupHeadsCollector_GroupHead.#ctor(System.Int32)">AbstractAllGroupHeadsCollector_GroupHead(Int32)</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 AbstractAllGroupHeadsCollector_GroupHead(int doc)</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">doc</span></td> |
| <td></td> |
| </tr> |
| </tbody> |
| </table> |
| <h3 id="properties">Properties |
| </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_Search_Grouping_AbstractAllGroupHeadsCollector_GroupHead_Doc.md&value=---%0Auid%3A%20Lucene.Net.Search.Grouping.AbstractAllGroupHeadsCollector_GroupHead.Doc%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.Grouping/AbstractAllGroupHeadsCollector.cs/#L172">View Source</a> |
| </span> |
| <a id="Lucene_Net_Search_Grouping_AbstractAllGroupHeadsCollector_GroupHead_Doc_" data-uid="Lucene.Net.Search.Grouping.AbstractAllGroupHeadsCollector_GroupHead.Doc*"></a> |
| <h4 id="Lucene_Net_Search_Grouping_AbstractAllGroupHeadsCollector_GroupHead_Doc" data-uid="Lucene.Net.Search.Grouping.AbstractAllGroupHeadsCollector_GroupHead.Doc">Doc</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">public int Doc { get; protected set; }</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.Int32</span></td> |
| <td></td> |
| </tr> |
| </tbody> |
| </table> |
| <h3 id="methods">Methods |
| </h3> |
| <span class="small pull-right mobile-hide"> |
| <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.Grouping/AbstractAllGroupHeadsCollector.cs/#L190">View Source</a> |
| </span> |
| <a id="Lucene_Net_Search_Grouping_AbstractAllGroupHeadsCollector_GroupHead_Compare_" data-uid="Lucene.Net.Search.Grouping.AbstractAllGroupHeadsCollector_GroupHead.Compare*"></a> |
| <h4 id="Lucene_Net_Search_Grouping_AbstractAllGroupHeadsCollector_GroupHead_Compare_System_Int32_System_Int32_" data-uid="Lucene.Net.Search.Grouping.AbstractAllGroupHeadsCollector_GroupHead.Compare(System.Int32,System.Int32)">Compare(Int32, Int32)</h4> |
| <div class="markdown level1 summary"><p>Compares the specified document for a specified comparer against the current most relevant document.</p> |
| </div> |
| <div class="markdown level1 conceptual"></div> |
| <h5 class="decalaration">Declaration</h5> |
| <div class="codewrapper"> |
| <pre><code class="lang-csharp hljs">public abstract int Compare(int compIDX, int doc)</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">compIDX</span></td> |
| <td><p>The comparer index of the specified comparer.</p> |
| </td> |
| </tr> |
| <tr> |
| <td><span class="xref">System.Int32</span></td> |
| <td><span class="parametername">doc</span></td> |
| <td><p>The specified document.</p> |
| </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><p>-1 if the specified document wasn't competitive against the current most relevant document, 1 if the |
| specified document was competitive against the current most relevant document. Otherwise 0.</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 I/O related errors occur</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_Search_Grouping_AbstractAllGroupHeadsCollector_GroupHead_UpdateDocHead_System_Int32_.md&value=---%0Auid%3A%20Lucene.Net.Search.Grouping.AbstractAllGroupHeadsCollector_GroupHead.UpdateDocHead(System.Int32)%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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| </span> |
| <a id="Lucene_Net_Search_Grouping_AbstractAllGroupHeadsCollector_GroupHead_UpdateDocHead_" data-uid="Lucene.Net.Search.Grouping.AbstractAllGroupHeadsCollector_GroupHead.UpdateDocHead*"></a> |
| <h4 id="Lucene_Net_Search_Grouping_AbstractAllGroupHeadsCollector_GroupHead_UpdateDocHead_System_Int32_" data-uid="Lucene.Net.Search.Grouping.AbstractAllGroupHeadsCollector_GroupHead.UpdateDocHead(System.Int32)">UpdateDocHead(Int32)</h4> |
| <div class="markdown level1 summary"><p>Updates the current most relevant document with the specified document.</p> |
| </div> |
| <div class="markdown level1 conceptual"></div> |
| <h5 class="decalaration">Declaration</h5> |
| <div class="codewrapper"> |
| <pre><code class="lang-csharp hljs">public abstract void UpdateDocHead(int doc)</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">doc</span></td> |
| <td><p>The specified document</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 I/O related errors occur</p> |
| </td> |
| </tr> |
| </tbody> |
| </table> |
| </article> |
| </div> |
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