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<article class="content wrap" id="_content" data-uid="Lucene.Net.Util.Fst.FST`1">
<h1 id="Lucene_Net_Util_Fst_FST_1" data-uid="Lucene.Net.Util.Fst.FST`1" class="text-break">Class FST&lt;T&gt;
</h1>
<div class="markdown level0 summary"><p>Represents an finite state machine (FST), using a
compact <span class="xref">byte[]</span> format.
<p> The format is similar to what&apos;s used by Morfologik
(<a href="http://sourceforge.net/projects/morfologik">http://sourceforge.net/projects/morfologik</a>).</p>
<p><p> See the <a href="https://lucene.apache.org/core/4_8_0/core/org/apache/lucene/util/fst/package-summary.html">
FST package documentation</a> for some simple examples.
<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">FST&lt;T&gt;</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.Util.Fst.html">Lucene.Net.Util.Fst</a></h6>
<h6><strong>Assembly</strong>: Lucene.Net.dll</h6>
<h5 id="Lucene_Net_Util_Fst_FST_1_syntax">Syntax</h5>
<div class="codewrapper">
<pre><code class="lang-csharp hljs">public sealed class FST&lt;T&gt;</code></pre>
</div>
<h5 class="typeParameters">Type Parameters</h5>
<table class="table table-bordered table-striped table-condensed">
<thead>
<tr>
<th>Name</th>
<th>Description</th>
</tr>
</thead>
<tbody>
<tr>
<td><span class="parametername">T</span></td>
<td></td>
</tr>
</tbody>
</table>
<h3 id="constructors">Constructors
</h3>
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</span>
<a id="Lucene_Net_Util_Fst_FST_1__ctor_" data-uid="Lucene.Net.Util.Fst.FST`1.#ctor*"></a>
<h4 id="Lucene_Net_Util_Fst_FST_1__ctor_Lucene_Net_Store_DataInput_Lucene_Net_Util_Fst_Outputs__0__" data-uid="Lucene.Net.Util.Fst.FST`1.#ctor(Lucene.Net.Store.DataInput,Lucene.Net.Util.Fst.Outputs{`0})">FST(DataInput, Outputs&lt;T&gt;)</h4>
<div class="markdown level1 summary"><p>Load a previously saved FST. </p>
</div>
<div class="markdown level1 conceptual"></div>
<h5 class="decalaration">Declaration</h5>
<div class="codewrapper">
<pre><code class="lang-csharp hljs">public FST(DataInput in, Outputs&lt;T&gt; outputs)</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.DataInput.html">DataInput</a></td>
<td><span class="parametername">in</span></td>
<td></td>
</tr>
<tr>
<td><a class="xref" href="Lucene.Net.Util.Fst.Outputs-1.html">Outputs</a>&lt;T&gt;</td>
<td><span class="parametername">outputs</span></td>
<td></td>
</tr>
</tbody>
</table>
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<a id="Lucene_Net_Util_Fst_FST_1__ctor_" data-uid="Lucene.Net.Util.Fst.FST`1.#ctor*"></a>
<h4 id="Lucene_Net_Util_Fst_FST_1__ctor_Lucene_Net_Store_DataInput_Lucene_Net_Util_Fst_Outputs__0__System_Int32_" data-uid="Lucene.Net.Util.Fst.FST`1.#ctor(Lucene.Net.Store.DataInput,Lucene.Net.Util.Fst.Outputs{`0},System.Int32)">FST(DataInput, Outputs&lt;T&gt;, Int32)</h4>
<div class="markdown level1 summary"><p>Load a previously saved FST; <code data-dev-comment-type="paramref" class="paramref">maxBlockBits</code> allows you to
control the size of the <span class="xref">byte[]</span> pages used to hold the FST bytes.</p>
</div>
<div class="markdown level1 conceptual"></div>
<h5 class="decalaration">Declaration</h5>
<div class="codewrapper">
<pre><code class="lang-csharp hljs">public FST(DataInput in, Outputs&lt;T&gt; outputs, int maxBlockBits)</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.DataInput.html">DataInput</a></td>
<td><span class="parametername">in</span></td>
<td></td>
</tr>
<tr>
<td><a class="xref" href="Lucene.Net.Util.Fst.Outputs-1.html">Outputs</a>&lt;T&gt;</td>
<td><span class="parametername">outputs</span></td>
<td></td>
</tr>
<tr>
<td><span class="xref">System.Int32</span></td>
<td><span class="parametername">maxBlockBits</span></td>
<td></td>
</tr>
</tbody>
</table>
<h3 id="properties">Properties
</h3>
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<h4 id="Lucene_Net_Util_Fst_FST_1_ArcCount" data-uid="Lucene.Net.Util.Fst.FST`1.ArcCount">ArcCount</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 long ArcCount { 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>
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<td><span class="xref">System.Int64</span></td>
<td></td>
</tr>
</tbody>
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<h4 id="Lucene_Net_Util_Fst_FST_1_ArcWithOutputCount" data-uid="Lucene.Net.Util.Fst.FST`1.ArcWithOutputCount">ArcWithOutputCount</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 long ArcWithOutputCount { 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>
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<h4 id="Lucene_Net_Util_Fst_FST_1_EmptyOutput" data-uid="Lucene.Net.Util.Fst.FST`1.EmptyOutput">EmptyOutput</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 T EmptyOutput { get; 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">T</span></td>
<td></td>
</tr>
</tbody>
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<h4 id="Lucene_Net_Util_Fst_FST_1_InputType" data-uid="Lucene.Net.Util.Fst.FST`1.InputType">InputType</h4>
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<div class="markdown level1 conceptual"></div>
<h5 class="decalaration">Declaration</h5>
<div class="codewrapper">
<pre><code class="lang-csharp hljs">public FST.INPUT_TYPE InputType { 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><a class="xref" href="Lucene.Net.Util.Fst.FST.INPUT_TYPE.html">FST.INPUT_TYPE</a></td>
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<h4 id="Lucene_Net_Util_Fst_FST_1_NodeCount" data-uid="Lucene.Net.Util.Fst.FST`1.NodeCount">NodeCount</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">public long NodeCount { 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>
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<h4 id="Lucene_Net_Util_Fst_FST_1_Outputs" data-uid="Lucene.Net.Util.Fst.FST`1.Outputs">Outputs</h4>
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<div class="markdown level1 conceptual"></div>
<h5 class="decalaration">Declaration</h5>
<div class="codewrapper">
<pre><code class="lang-csharp hljs">public Outputs&lt;T&gt; Outputs { 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><a class="xref" href="Lucene.Net.Util.Fst.Outputs-1.html">Outputs</a>&lt;T&gt;</td>
<td></td>
</tr>
</tbody>
</table>
<h3 id="methods">Methods
</h3>
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<a id="Lucene_Net_Util_Fst_FST_1_FindTargetArc_" data-uid="Lucene.Net.Util.Fst.FST`1.FindTargetArc*"></a>
<h4 id="Lucene_Net_Util_Fst_FST_1_FindTargetArc_System_Int32_Lucene_Net_Util_Fst_FST_Arc__0__Lucene_Net_Util_Fst_FST_Arc__0__Lucene_Net_Util_Fst_FST_BytesReader_" data-uid="Lucene.Net.Util.Fst.FST`1.FindTargetArc(System.Int32,Lucene.Net.Util.Fst.FST.Arc{`0},Lucene.Net.Util.Fst.FST.Arc{`0},Lucene.Net.Util.Fst.FST.BytesReader)">FindTargetArc(Int32, FST.Arc&lt;T&gt;, FST.Arc&lt;T&gt;, FST.BytesReader)</h4>
<div class="markdown level1 summary"><p>Finds an arc leaving the incoming <code data-dev-comment-type="paramref" class="paramref">arc</code>, replacing the arc in place.
this returns <code>null</code> if the arc was not found, else the incoming <code data-dev-comment-type="paramref" class="paramref">arc</code>.</p>
</div>
<div class="markdown level1 conceptual"></div>
<h5 class="decalaration">Declaration</h5>
<div class="codewrapper">
<pre><code class="lang-csharp hljs">public FST.Arc&lt;T&gt; FindTargetArc(int labelToMatch, FST.Arc&lt;T&gt; follow, FST.Arc&lt;T&gt; arc, FST.BytesReader in)</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">labelToMatch</span></td>
<td></td>
</tr>
<tr>
<td><a class="xref" href="Lucene.Net.Util.Fst.FST.Arc-1.html">FST.Arc</a>&lt;T&gt;</td>
<td><span class="parametername">follow</span></td>
<td></td>
</tr>
<tr>
<td><a class="xref" href="Lucene.Net.Util.Fst.FST.Arc-1.html">FST.Arc</a>&lt;T&gt;</td>
<td><span class="parametername">arc</span></td>
<td></td>
</tr>
<tr>
<td><a class="xref" href="Lucene.Net.Util.Fst.FST.BytesReader.html">FST.BytesReader</a></td>
<td><span class="parametername">in</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.Util.Fst.FST.Arc-1.html">FST.Arc</a>&lt;T&gt;</td>
<td></td>
</tr>
</tbody>
</table>
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<a id="Lucene_Net_Util_Fst_FST_1_GetBytesReader_" data-uid="Lucene.Net.Util.Fst.FST`1.GetBytesReader*"></a>
<h4 id="Lucene_Net_Util_Fst_FST_1_GetBytesReader" data-uid="Lucene.Net.Util.Fst.FST`1.GetBytesReader">GetBytesReader()</h4>
<div class="markdown level1 summary"><p>Returns a <a class="xref" href="Lucene.Net.Util.Fst.FST.BytesReader.html">FST.BytesReader</a> for this FST, positioned at
position 0.</p>
</div>
<div class="markdown level1 conceptual"></div>
<h5 class="decalaration">Declaration</h5>
<div class="codewrapper">
<pre><code class="lang-csharp hljs">public FST.BytesReader GetBytesReader()</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><a class="xref" href="Lucene.Net.Util.Fst.FST.BytesReader.html">FST.BytesReader</a></td>
<td></td>
</tr>
</tbody>
</table>
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<a id="Lucene_Net_Util_Fst_FST_1_GetFirstArc_" data-uid="Lucene.Net.Util.Fst.FST`1.GetFirstArc*"></a>
<h4 id="Lucene_Net_Util_Fst_FST_1_GetFirstArc_Lucene_Net_Util_Fst_FST_Arc__0__" data-uid="Lucene.Net.Util.Fst.FST`1.GetFirstArc(Lucene.Net.Util.Fst.FST.Arc{`0})">GetFirstArc(FST.Arc&lt;T&gt;)</h4>
<div class="markdown level1 summary"><p>Fills virtual &apos;start&apos; arc, ie, an empty incoming arc to
the FST&apos;s start node</p>
</div>
<div class="markdown level1 conceptual"></div>
<h5 class="decalaration">Declaration</h5>
<div class="codewrapper">
<pre><code class="lang-csharp hljs">public FST.Arc&lt;T&gt; GetFirstArc(FST.Arc&lt;T&gt; arc)</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.Util.Fst.FST.Arc-1.html">FST.Arc</a>&lt;T&gt;</td>
<td><span class="parametername">arc</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.Util.Fst.FST.Arc-1.html">FST.Arc</a>&lt;T&gt;</td>
<td></td>
</tr>
</tbody>
</table>
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<a id="Lucene_Net_Util_Fst_FST_1_GetSizeInBytes_" data-uid="Lucene.Net.Util.Fst.FST`1.GetSizeInBytes*"></a>
<h4 id="Lucene_Net_Util_Fst_FST_1_GetSizeInBytes" data-uid="Lucene.Net.Util.Fst.FST`1.GetSizeInBytes">GetSizeInBytes()</h4>
<div class="markdown level1 summary"><p>Returns bytes used to represent the FST </p>
</div>
<div class="markdown level1 conceptual"></div>
<h5 class="decalaration">Declaration</h5>
<div class="codewrapper">
<pre><code class="lang-csharp hljs">public long GetSizeInBytes()</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>
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<a id="Lucene_Net_Util_Fst_FST_1_ReadFirstRealTargetArc_" data-uid="Lucene.Net.Util.Fst.FST`1.ReadFirstRealTargetArc*"></a>
<h4 id="Lucene_Net_Util_Fst_FST_1_ReadFirstRealTargetArc_System_Int64_Lucene_Net_Util_Fst_FST_Arc__0__Lucene_Net_Util_Fst_FST_BytesReader_" data-uid="Lucene.Net.Util.Fst.FST`1.ReadFirstRealTargetArc(System.Int64,Lucene.Net.Util.Fst.FST.Arc{`0},Lucene.Net.Util.Fst.FST.BytesReader)">ReadFirstRealTargetArc(Int64, FST.Arc&lt;T&gt;, FST.BytesReader)</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 FST.Arc&lt;T&gt; ReadFirstRealTargetArc(long node, FST.Arc&lt;T&gt; arc, FST.BytesReader in)</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">node</span></td>
<td></td>
</tr>
<tr>
<td><a class="xref" href="Lucene.Net.Util.Fst.FST.Arc-1.html">FST.Arc</a>&lt;T&gt;</td>
<td><span class="parametername">arc</span></td>
<td></td>
</tr>
<tr>
<td><a class="xref" href="Lucene.Net.Util.Fst.FST.BytesReader.html">FST.BytesReader</a></td>
<td><span class="parametername">in</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.Util.Fst.FST.Arc-1.html">FST.Arc</a>&lt;T&gt;</td>
<td></td>
</tr>
</tbody>
</table>
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<a id="Lucene_Net_Util_Fst_FST_1_ReadFirstTargetArc_" data-uid="Lucene.Net.Util.Fst.FST`1.ReadFirstTargetArc*"></a>
<h4 id="Lucene_Net_Util_Fst_FST_1_ReadFirstTargetArc_Lucene_Net_Util_Fst_FST_Arc__0__Lucene_Net_Util_Fst_FST_Arc__0__Lucene_Net_Util_Fst_FST_BytesReader_" data-uid="Lucene.Net.Util.Fst.FST`1.ReadFirstTargetArc(Lucene.Net.Util.Fst.FST.Arc{`0},Lucene.Net.Util.Fst.FST.Arc{`0},Lucene.Net.Util.Fst.FST.BytesReader)">ReadFirstTargetArc(FST.Arc&lt;T&gt;, FST.Arc&lt;T&gt;, FST.BytesReader)</h4>
<div class="markdown level1 summary"><p>Follow the <code data-dev-comment-type="paramref" class="paramref">follow</code> arc and read the first arc of its target;
this changes the provided <code data-dev-comment-type="paramref" class="paramref">arc</code> (2nd arg) in-place and returns
it.</p>
</div>
<div class="markdown level1 conceptual"></div>
<h5 class="decalaration">Declaration</h5>
<div class="codewrapper">
<pre><code class="lang-csharp hljs">public FST.Arc&lt;T&gt; ReadFirstTargetArc(FST.Arc&lt;T&gt; follow, FST.Arc&lt;T&gt; arc, FST.BytesReader in)</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.Util.Fst.FST.Arc-1.html">FST.Arc</a>&lt;T&gt;</td>
<td><span class="parametername">follow</span></td>
<td></td>
</tr>
<tr>
<td><a class="xref" href="Lucene.Net.Util.Fst.FST.Arc-1.html">FST.Arc</a>&lt;T&gt;</td>
<td><span class="parametername">arc</span></td>
<td></td>
</tr>
<tr>
<td><a class="xref" href="Lucene.Net.Util.Fst.FST.BytesReader.html">FST.BytesReader</a></td>
<td><span class="parametername">in</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.Util.Fst.FST.Arc-1.html">FST.Arc</a>&lt;T&gt;</td>
<td><p>Returns the second argument (<code data-dev-comment-type="paramref" class="paramref">arc</code>). </p>
</td>
</tr>
</tbody>
</table>
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<a id="Lucene_Net_Util_Fst_FST_1_ReadLastTargetArc_" data-uid="Lucene.Net.Util.Fst.FST`1.ReadLastTargetArc*"></a>
<h4 id="Lucene_Net_Util_Fst_FST_1_ReadLastTargetArc_Lucene_Net_Util_Fst_FST_Arc__0__Lucene_Net_Util_Fst_FST_Arc__0__Lucene_Net_Util_Fst_FST_BytesReader_" data-uid="Lucene.Net.Util.Fst.FST`1.ReadLastTargetArc(Lucene.Net.Util.Fst.FST.Arc{`0},Lucene.Net.Util.Fst.FST.Arc{`0},Lucene.Net.Util.Fst.FST.BytesReader)">ReadLastTargetArc(FST.Arc&lt;T&gt;, FST.Arc&lt;T&gt;, FST.BytesReader)</h4>
<div class="markdown level1 summary"><p>Follows the <code data-dev-comment-type="paramref" class="paramref">follow</code> arc and reads the last
arc of its target; this changes the provided
<code data-dev-comment-type="paramref" class="paramref">arc</code> (2nd arg) in-place and returns it.</p>
</div>
<div class="markdown level1 conceptual"></div>
<h5 class="decalaration">Declaration</h5>
<div class="codewrapper">
<pre><code class="lang-csharp hljs">public FST.Arc&lt;T&gt; ReadLastTargetArc(FST.Arc&lt;T&gt; follow, FST.Arc&lt;T&gt; arc, FST.BytesReader in)</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.Util.Fst.FST.Arc-1.html">FST.Arc</a>&lt;T&gt;</td>
<td><span class="parametername">follow</span></td>
<td></td>
</tr>
<tr>
<td><a class="xref" href="Lucene.Net.Util.Fst.FST.Arc-1.html">FST.Arc</a>&lt;T&gt;</td>
<td><span class="parametername">arc</span></td>
<td></td>
</tr>
<tr>
<td><a class="xref" href="Lucene.Net.Util.Fst.FST.BytesReader.html">FST.BytesReader</a></td>
<td><span class="parametername">in</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.Util.Fst.FST.Arc-1.html">FST.Arc</a>&lt;T&gt;</td>
<td><p>Returns the second argument
(<code data-dev-comment-type="paramref" class="paramref">arc</code>). </p>
</td>
</tr>
</tbody>
</table>
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<a id="Lucene_Net_Util_Fst_FST_1_ReadNextArc_" data-uid="Lucene.Net.Util.Fst.FST`1.ReadNextArc*"></a>
<h4 id="Lucene_Net_Util_Fst_FST_1_ReadNextArc_Lucene_Net_Util_Fst_FST_Arc__0__Lucene_Net_Util_Fst_FST_BytesReader_" data-uid="Lucene.Net.Util.Fst.FST`1.ReadNextArc(Lucene.Net.Util.Fst.FST.Arc{`0},Lucene.Net.Util.Fst.FST.BytesReader)">ReadNextArc(FST.Arc&lt;T&gt;, FST.BytesReader)</h4>
<div class="markdown level1 summary"><p>In-place read; returns the arc. </p>
</div>
<div class="markdown level1 conceptual"></div>
<h5 class="decalaration">Declaration</h5>
<div class="codewrapper">
<pre><code class="lang-csharp hljs">public FST.Arc&lt;T&gt; ReadNextArc(FST.Arc&lt;T&gt; arc, FST.BytesReader in)</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.Util.Fst.FST.Arc-1.html">FST.Arc</a>&lt;T&gt;</td>
<td><span class="parametername">arc</span></td>
<td></td>
</tr>
<tr>
<td><a class="xref" href="Lucene.Net.Util.Fst.FST.BytesReader.html">FST.BytesReader</a></td>
<td><span class="parametername">in</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.Util.Fst.FST.Arc-1.html">FST.Arc</a>&lt;T&gt;</td>
<td></td>
</tr>
</tbody>
</table>
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<a href="https://github.com/apache/lucenenet/new/docs/4.8.0-beta00010/websites/apidocs/apiSpec/new?filename=Lucene_Net_Util_Fst_FST_1_ReadNextArcLabel_Lucene_Net_Util_Fst_FST_Arc__0__Lucene_Net_Util_Fst_FST_BytesReader_.md&amp;value=---%0Auid%3A%20Lucene.Net.Util.Fst.FST%601.ReadNextArcLabel(Lucene.Net.Util.Fst.FST.Arc%7B%600%7D%2CLucene.Net.Util.Fst.FST.BytesReader)%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_Util_Fst_FST_1_ReadNextArcLabel_" data-uid="Lucene.Net.Util.Fst.FST`1.ReadNextArcLabel*"></a>
<h4 id="Lucene_Net_Util_Fst_FST_1_ReadNextArcLabel_Lucene_Net_Util_Fst_FST_Arc__0__Lucene_Net_Util_Fst_FST_BytesReader_" data-uid="Lucene.Net.Util.Fst.FST`1.ReadNextArcLabel(Lucene.Net.Util.Fst.FST.Arc{`0},Lucene.Net.Util.Fst.FST.BytesReader)">ReadNextArcLabel(FST.Arc&lt;T&gt;, FST.BytesReader)</h4>
<div class="markdown level1 summary"><p>Peeks at next arc&apos;s label; does not alter <code data-dev-comment-type="paramref" class="paramref">arc</code>. Do
not call this if arc.IsLast!</p>
</div>
<div class="markdown level1 conceptual"></div>
<h5 class="decalaration">Declaration</h5>
<div class="codewrapper">
<pre><code class="lang-csharp hljs">public int ReadNextArcLabel(FST.Arc&lt;T&gt; arc, FST.BytesReader in)</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.Util.Fst.FST.Arc-1.html">FST.Arc</a>&lt;T&gt;</td>
<td><span class="parametername">arc</span></td>
<td></td>
</tr>
<tr>
<td><a class="xref" href="Lucene.Net.Util.Fst.FST.BytesReader.html">FST.BytesReader</a></td>
<td><span class="parametername">in</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_Util_Fst_FST_1_ReadNextRealArc_" data-uid="Lucene.Net.Util.Fst.FST`1.ReadNextRealArc*"></a>
<h4 id="Lucene_Net_Util_Fst_FST_1_ReadNextRealArc_Lucene_Net_Util_Fst_FST_Arc__0__Lucene_Net_Util_Fst_FST_BytesReader_" data-uid="Lucene.Net.Util.Fst.FST`1.ReadNextRealArc(Lucene.Net.Util.Fst.FST.Arc{`0},Lucene.Net.Util.Fst.FST.BytesReader)">ReadNextRealArc(FST.Arc&lt;T&gt;, FST.BytesReader)</h4>
<div class="markdown level1 summary"><p>Never returns <code>null</code>, but you should never call this if
arc.IsLast is <code>true</code>.</p>
</div>
<div class="markdown level1 conceptual"></div>
<h5 class="decalaration">Declaration</h5>
<div class="codewrapper">
<pre><code class="lang-csharp hljs">public FST.Arc&lt;T&gt; ReadNextRealArc(FST.Arc&lt;T&gt; arc, FST.BytesReader in)</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.Util.Fst.FST.Arc-1.html">FST.Arc</a>&lt;T&gt;</td>
<td><span class="parametername">arc</span></td>
<td></td>
</tr>
<tr>
<td><a class="xref" href="Lucene.Net.Util.Fst.FST.BytesReader.html">FST.BytesReader</a></td>
<td><span class="parametername">in</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.Util.Fst.FST.Arc-1.html">FST.Arc</a>&lt;T&gt;</td>
<td></td>
</tr>
</tbody>
</table>
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<a id="Lucene_Net_Util_Fst_FST_1_ReadRootArcs_" data-uid="Lucene.Net.Util.Fst.FST`1.ReadRootArcs*"></a>
<h4 id="Lucene_Net_Util_Fst_FST_1_ReadRootArcs_Lucene_Net_Util_Fst_FST_Arc__0____" data-uid="Lucene.Net.Util.Fst.FST`1.ReadRootArcs(Lucene.Net.Util.Fst.FST.Arc{`0}[])">ReadRootArcs(FST.Arc&lt;T&gt;[])</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 void ReadRootArcs(FST.Arc&lt;T&gt;[] arcs)</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.Util.Fst.FST.Arc-1.html">FST.Arc</a>&lt;T&gt;[]</td>
<td><span class="parametername">arcs</span></td>
<td></td>
</tr>
</tbody>
</table>
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<a id="Lucene_Net_Util_Fst_FST_1_Save_" data-uid="Lucene.Net.Util.Fst.FST`1.Save*"></a>
<h4 id="Lucene_Net_Util_Fst_FST_1_Save_Lucene_Net_Store_DataOutput_" data-uid="Lucene.Net.Util.Fst.FST`1.Save(Lucene.Net.Store.DataOutput)">Save(DataOutput)</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 void Save(DataOutput out)</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.DataOutput.html">DataOutput</a></td>
<td><span class="parametername">out</span></td>
<td></td>
</tr>
</tbody>
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<h4 id="Lucene_Net_Util_Fst_FST_1_Save_System_IO_FileInfo_" data-uid="Lucene.Net.Util.Fst.FST`1.Save(System.IO.FileInfo)">Save(FileInfo)</h4>
<div class="markdown level1 summary"><p>Writes an automaton to a file.</p>
</div>
<div class="markdown level1 conceptual"></div>
<h5 class="decalaration">Declaration</h5>
<div class="codewrapper">
<pre><code class="lang-csharp hljs">public void Save(FileInfo file)</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.IO.FileInfo</span></td>
<td><span class="parametername">file</span></td>
<td></td>
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<a id="Lucene_Net_Util_Fst_FST_1_TargetHasArcs_" data-uid="Lucene.Net.Util.Fst.FST`1.TargetHasArcs*"></a>
<h4 id="Lucene_Net_Util_Fst_FST_1_TargetHasArcs_Lucene_Net_Util_Fst_FST_Arc__0__" data-uid="Lucene.Net.Util.Fst.FST`1.TargetHasArcs(Lucene.Net.Util.Fst.FST.Arc{`0})">TargetHasArcs(FST.Arc&lt;T&gt;)</h4>
<div class="markdown level1 summary"><p>returns <code>true</code> if the node at this address has any
outgoing arcs</p>
</div>
<div class="markdown level1 conceptual"></div>
<h5 class="decalaration">Declaration</h5>
<div class="codewrapper">
<pre><code class="lang-csharp hljs">public static bool TargetHasArcs(FST.Arc&lt;T&gt; arc)</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.Util.Fst.FST.Arc-1.html">FST.Arc</a>&lt;T&gt;</td>
<td><span class="parametername">arc</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.Boolean</span></td>
<td></td>
</tr>
</tbody>
</table>
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