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<h2 title="Class ArrayOfStringsSketch" class="title">Class ArrayOfStringsSketch</h2>
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<li><a href="../../../../../org/apache/datasketches/tuple/UpdatableSketch.html" title="class in org.apache.datasketches.tuple">org.apache.datasketches.tuple.UpdatableSketch</a>&lt;<a href="https://docs.oracle.com/javase/9/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>[],<a href="../../../../../org/apache/datasketches/tuple/strings/ArrayOfStringsSummary.html" title="class in org.apache.datasketches.tuple.strings">ArrayOfStringsSummary</a>&gt;</li>
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<pre>public class <span class="typeNameLabel">ArrayOfStringsSketch</span>
extends <a href="../../../../../org/apache/datasketches/tuple/UpdatableSketch.html" title="class in org.apache.datasketches.tuple">UpdatableSketch</a>&lt;<a href="https://docs.oracle.com/javase/9/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>[],<a href="../../../../../org/apache/datasketches/tuple/strings/ArrayOfStringsSummary.html" title="class in org.apache.datasketches.tuple.strings">ArrayOfStringsSummary</a>&gt;</pre>
<dl>
<dt><span class="simpleTagLabel">Author:</span></dt>
<dd>Lee Rhodes</dd>
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<code><a href="../../../../../org/apache/datasketches/tuple/Sketch.html#PREAMBLE_LONGS">PREAMBLE_LONGS</a></code></li>
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<th class="colFirst" scope="col">Constructor</th>
<th class="colLast" scope="col">Description</th>
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<th class="colConstructorName" scope="row"><code><span class="memberNameLink"><a href="../../../../../org/apache/datasketches/tuple/strings/ArrayOfStringsSketch.html#ArrayOfStringsSketch--">ArrayOfStringsSketch</a></span>&#8203;()</code></th>
<td class="colLast">
<div class="block">Constructs new sketch with default <i>K</i> = 4096 (<i>lgK</i> = 12), default ResizeFactor=X8,
and default <i>p</i> = 1.0.</div>
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<th class="colConstructorName" scope="row"><code><span class="memberNameLink"><a href="../../../../../org/apache/datasketches/tuple/strings/ArrayOfStringsSketch.html#ArrayOfStringsSketch-int-">ArrayOfStringsSketch</a></span>&#8203;(int&nbsp;lgK)</code></th>
<td class="colLast">
<div class="block">Constructs new sketch with default ResizeFactor=X8, default <i>p</i> = 1.0 and given <i>lgK</i>.</div>
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<tr class="altColor">
<th class="colConstructorName" scope="row"><code><span class="memberNameLink"><a href="../../../../../org/apache/datasketches/tuple/strings/ArrayOfStringsSketch.html#ArrayOfStringsSketch-int-org.apache.datasketches.ResizeFactor-float-">ArrayOfStringsSketch</a></span>&#8203;(int&nbsp;lgK,
<a href="../../../../../org/apache/datasketches/ResizeFactor.html" title="enum in org.apache.datasketches">ResizeFactor</a>&nbsp;rf,
float&nbsp;p)</code></th>
<td class="colLast">
<div class="block">Constructs new sketch with given ResizeFactor, <i>p</i> and <i>lgK</i>.</div>
</td>
</tr>
<tr class="rowColor">
<th class="colConstructorName" scope="row"><code><span class="memberNameLink"><a href="../../../../../org/apache/datasketches/tuple/strings/ArrayOfStringsSketch.html#ArrayOfStringsSketch-org.apache.datasketches.memory.Memory-">ArrayOfStringsSketch</a></span>&#8203;(org.apache.datasketches.memory.Memory&nbsp;mem)</code></th>
<td class="colLast">
<div class="block">Constructs this sketch from a Memory image, which must be from an ArrayOfStringsSketch, and
usually with data.</div>
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<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colSecond" scope="col">Method</th>
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<td class="colFirst"><code><a href="../../../../../org/apache/datasketches/tuple/CompactSketch.html" title="class in org.apache.datasketches.tuple">CompactSketch</a>&lt;S&gt;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="../../../../../org/apache/datasketches/tuple/strings/ArrayOfStringsSketch.html#compact--">compact</a></span>&#8203;()</code></th>
<td class="colLast">
<div class="block">Converts the current state of the sketch into a compact sketch</div>
</td>
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<tr id="i1" class="rowColor">
<td class="colFirst"><code>int</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="../../../../../org/apache/datasketches/tuple/strings/ArrayOfStringsSketch.html#getCountLessThanThetaLong-long-">getCountLessThanThetaLong</a></span>&#8203;(long&nbsp;thetaLong)</code></th>
<td class="colLast">
<div class="block">Gets the number of hash values less than the given theta expressed as a long.</div>
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</tr>
<tr id="i2" class="altColor">
<td class="colFirst"><code>int</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="../../../../../org/apache/datasketches/tuple/strings/ArrayOfStringsSketch.html#getCurrentCapacity--">getCurrentCapacity</a></span>&#8203;()</code></th>
<td class="colLast">
<div class="block">Get current capacity</div>
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</tr>
<tr id="i3" class="rowColor">
<td class="colFirst"><code>int</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="../../../../../org/apache/datasketches/tuple/strings/ArrayOfStringsSketch.html#getLgK--">getLgK</a></span>&#8203;()</code></th>
<td class="colLast">
<div class="block">Get log_base2 of Nominal Entries</div>
</td>
</tr>
<tr id="i4" class="altColor">
<td class="colFirst"><code>int</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="../../../../../org/apache/datasketches/tuple/strings/ArrayOfStringsSketch.html#getNominalEntries--">getNominalEntries</a></span>&#8203;()</code></th>
<td class="colLast">
<div class="block">Get configured nominal number of entries</div>
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<tr id="i5" class="rowColor">
<td class="colFirst"><code><a href="../../../../../org/apache/datasketches/ResizeFactor.html" title="enum in org.apache.datasketches">ResizeFactor</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="../../../../../org/apache/datasketches/tuple/strings/ArrayOfStringsSketch.html#getResizeFactor--">getResizeFactor</a></span>&#8203;()</code></th>
<td class="colLast">
<div class="block">Get configured resize factor</div>
</td>
</tr>
<tr id="i6" class="altColor">
<td class="colFirst"><code>int</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="../../../../../org/apache/datasketches/tuple/strings/ArrayOfStringsSketch.html#getRetainedEntries--">getRetainedEntries</a></span>&#8203;()</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i7" class="rowColor">
<td class="colFirst"><code>float</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="../../../../../org/apache/datasketches/tuple/strings/ArrayOfStringsSketch.html#getSamplingProbability--">getSamplingProbability</a></span>&#8203;()</code></th>
<td class="colLast">
<div class="block">Get configured sampling probability</div>
</td>
</tr>
<tr id="i8" class="altColor">
<td class="colFirst"><code>protected void</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="../../../../../org/apache/datasketches/tuple/strings/ArrayOfStringsSketch.html#insertSummary-int-S-">insertSummary</a></span>&#8203;(int&nbsp;index,
S&nbsp;summary)</code></th>
<td class="colLast">&nbsp;</td>
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<tr id="i9" class="rowColor">
<td class="colFirst"><code><a href="../../../../../org/apache/datasketches/tuple/SketchIterator.html" title="class in org.apache.datasketches.tuple">SketchIterator</a>&lt;S&gt;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="../../../../../org/apache/datasketches/tuple/strings/ArrayOfStringsSketch.html#iterator--">iterator</a></span>&#8203;()</code></th>
<td class="colLast">
<div class="block">Returns a SketchIterator</div>
</td>
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<tr id="i10" class="altColor">
<td class="colFirst"><code>void</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="../../../../../org/apache/datasketches/tuple/strings/ArrayOfStringsSketch.html#reset--">reset</a></span>&#8203;()</code></th>
<td class="colLast">
<div class="block">Resets this sketch an empty state.</div>
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<tr id="i11" class="rowColor">
<td class="colFirst"><code>byte[]</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="../../../../../org/apache/datasketches/tuple/strings/ArrayOfStringsSketch.html#toByteArray--">toByteArray</a></span>&#8203;()</code></th>
<td class="colLast">
<div class="block">This is to serialize an instance to a byte array.</div>
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<tr id="i12" class="altColor">
<td class="colFirst"><code>void</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="../../../../../org/apache/datasketches/tuple/strings/ArrayOfStringsSketch.html#trim--">trim</a></span>&#8203;()</code></th>
<td class="colLast">
<div class="block">Rebuilds reducing the actual number of entries to the nominal number of entries if needed</div>
</td>
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<tr id="i13" class="rowColor">
<td class="colFirst"><code>void</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="../../../../../org/apache/datasketches/tuple/strings/ArrayOfStringsSketch.html#update-java.lang.String:A-java.lang.String:A-">update</a></span>&#8203;(<a href="https://docs.oracle.com/javase/9/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>[]&nbsp;strArrKey,
<a href="https://docs.oracle.com/javase/9/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>[]&nbsp;strArr)</code></th>
<td class="colLast">
<div class="block">Updates the sketch with String arrays for both key and value.</div>
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<code><a href="../../../../../org/apache/datasketches/tuple/UpdatableSketch.html#update-byte:A-U-">update</a>, <a href="../../../../../org/apache/datasketches/tuple/UpdatableSketch.html#update-double-U-">update</a>, <a href="../../../../../org/apache/datasketches/tuple/UpdatableSketch.html#update-int:A-U-">update</a>, <a href="../../../../../org/apache/datasketches/tuple/UpdatableSketch.html#update-long:A-U-">update</a>, <a href="../../../../../org/apache/datasketches/tuple/UpdatableSketch.html#update-long-U-">update</a>, <a href="../../../../../org/apache/datasketches/tuple/UpdatableSketch.html#update-java.lang.String-U-">update</a></code></li>
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<pre>public&nbsp;ArrayOfStringsSketch&#8203;()</pre>
<div class="block">Constructs new sketch with default <i>K</i> = 4096 (<i>lgK</i> = 12), default ResizeFactor=X8,
and default <i>p</i> = 1.0.</div>
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<pre>public&nbsp;ArrayOfStringsSketch&#8203;(int&nbsp;lgK)</pre>
<div class="block">Constructs new sketch with default ResizeFactor=X8, default <i>p</i> = 1.0 and given <i>lgK</i>.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>lgK</code> - Log_base2 of <i>Nominal Entries</i>.
<a href="../../../../../resources/dictionary.html#nomEntries">See Nominal Entries</a></dd>
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<pre>public&nbsp;ArrayOfStringsSketch&#8203;(int&nbsp;lgK,
<a href="../../../../../org/apache/datasketches/ResizeFactor.html" title="enum in org.apache.datasketches">ResizeFactor</a>&nbsp;rf,
float&nbsp;p)</pre>
<div class="block">Constructs new sketch with given ResizeFactor, <i>p</i> and <i>lgK</i>.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>lgK</code> - Log_base2 of <i>Nominal Entries</i>.
<a href="../../../../../resources/dictionary.html#nomEntries">See Nominal Entries</a></dd>
<dd><code>rf</code> - ResizeFactor
<a href="../../../../../resources/dictionary.html#resizeFactor">See Resize Factor</a></dd>
<dd><code>p</code> - sampling probability
<a href="../../../../../resources/dictionary.html#p">See Sampling Probability</a></dd>
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<pre>public&nbsp;ArrayOfStringsSketch&#8203;(org.apache.datasketches.memory.Memory&nbsp;mem)</pre>
<div class="block">Constructs this sketch from a Memory image, which must be from an ArrayOfStringsSketch, and
usually with data.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>mem</code> - the given Memory</dd>
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<pre>public&nbsp;void&nbsp;update&#8203;(<a href="https://docs.oracle.com/javase/9/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>[]&nbsp;strArrKey,
<a href="https://docs.oracle.com/javase/9/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>[]&nbsp;strArr)</pre>
<div class="block">Updates the sketch with String arrays for both key and value.</div>
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<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>strArrKey</code> - the given String array key</dd>
<dd><code>strArr</code> - the given String array value</dd>
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<pre>public&nbsp;int&nbsp;getRetainedEntries&#8203;()</pre>
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<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../org/apache/datasketches/tuple/Sketch.html#getRetainedEntries--">getRetainedEntries</a></code>&nbsp;in class&nbsp;<code><a href="../../../../../org/apache/datasketches/tuple/Sketch.html" title="class in org.apache.datasketches.tuple">Sketch</a>&lt;S extends <a href="../../../../../org/apache/datasketches/tuple/Summary.html" title="interface in org.apache.datasketches.tuple">Summary</a>&gt;</code></dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>number of retained entries</dd>
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<pre>public&nbsp;int&nbsp;getCountLessThanThetaLong&#8203;(long&nbsp;thetaLong)</pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from class:&nbsp;<code><a href="../../../../../org/apache/datasketches/tuple/Sketch.html#getCountLessThanThetaLong-long-">Sketch</a></code></span></div>
<div class="block">Gets the number of hash values less than the given theta expressed as a long.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../org/apache/datasketches/tuple/Sketch.html#getCountLessThanThetaLong-long-">getCountLessThanThetaLong</a></code>&nbsp;in class&nbsp;<code><a href="../../../../../org/apache/datasketches/tuple/Sketch.html" title="class in org.apache.datasketches.tuple">Sketch</a>&lt;S extends <a href="../../../../../org/apache/datasketches/tuple/Summary.html" title="interface in org.apache.datasketches.tuple">Summary</a>&gt;</code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>thetaLong</code> - the given theta as a long between zero and <i>Long.MAX_VALUE</i>.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the number of hash values less than the given thetaLong.</dd>
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<pre>public&nbsp;int&nbsp;getNominalEntries&#8203;()</pre>
<div class="block">Get configured nominal number of entries</div>
<dl>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>nominal number of entries</dd>
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<pre>public&nbsp;int&nbsp;getLgK&#8203;()</pre>
<div class="block">Get log_base2 of Nominal Entries</div>
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<dt><span class="returnLabel">Returns:</span></dt>
<dd>log_base2 of Nominal Entries</dd>
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<pre>public&nbsp;float&nbsp;getSamplingProbability&#8203;()</pre>
<div class="block">Get configured sampling probability</div>
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<dt><span class="returnLabel">Returns:</span></dt>
<dd>sampling probability</dd>
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<pre>public&nbsp;int&nbsp;getCurrentCapacity&#8203;()</pre>
<div class="block">Get current capacity</div>
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<dt><span class="returnLabel">Returns:</span></dt>
<dd>current capacity</dd>
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<pre>public&nbsp;<a href="../../../../../org/apache/datasketches/ResizeFactor.html" title="enum in org.apache.datasketches">ResizeFactor</a>&nbsp;getResizeFactor&#8203;()</pre>
<div class="block">Get configured resize factor</div>
<dl>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>resize factor</dd>
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<pre>public&nbsp;void&nbsp;trim&#8203;()</pre>
<div class="block">Rebuilds reducing the actual number of entries to the nominal number of entries if needed</div>
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<pre>public&nbsp;void&nbsp;reset&#8203;()</pre>
<div class="block">Resets this sketch an empty state.</div>
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<h4>compact</h4>
<pre>public&nbsp;<a href="../../../../../org/apache/datasketches/tuple/CompactSketch.html" title="class in org.apache.datasketches.tuple">CompactSketch</a>&lt;S&gt;&nbsp;compact&#8203;()</pre>
<div class="block">Converts the current state of the sketch into a compact sketch</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../org/apache/datasketches/tuple/Sketch.html#compact--">compact</a></code>&nbsp;in class&nbsp;<code><a href="../../../../../org/apache/datasketches/tuple/Sketch.html" title="class in org.apache.datasketches.tuple">Sketch</a>&lt;S extends <a href="../../../../../org/apache/datasketches/tuple/Summary.html" title="interface in org.apache.datasketches.tuple">Summary</a>&gt;</code></dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>compact sketch</dd>
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<pre>public&nbsp;byte[]&nbsp;toByteArray&#8203;()</pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from class:&nbsp;<code><a href="../../../../../org/apache/datasketches/tuple/Sketch.html#toByteArray--">Sketch</a></code></span></div>
<div class="block">This is to serialize an instance to a byte array.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../org/apache/datasketches/tuple/Sketch.html#toByteArray--">toByteArray</a></code>&nbsp;in class&nbsp;<code><a href="../../../../../org/apache/datasketches/tuple/Sketch.html" title="class in org.apache.datasketches.tuple">Sketch</a>&lt;S extends <a href="../../../../../org/apache/datasketches/tuple/Summary.html" title="interface in org.apache.datasketches.tuple">Summary</a>&gt;</code></dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>serialized representation of the sketch</dd>
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<pre>protected&nbsp;void&nbsp;insertSummary&#8203;(int&nbsp;index,
S&nbsp;summary)</pre>
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<pre>public&nbsp;<a href="../../../../../org/apache/datasketches/tuple/SketchIterator.html" title="class in org.apache.datasketches.tuple">SketchIterator</a>&lt;S&gt;&nbsp;iterator&#8203;()</pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from class:&nbsp;<code><a href="../../../../../org/apache/datasketches/tuple/Sketch.html#iterator--">Sketch</a></code></span></div>
<div class="block">Returns a SketchIterator</div>
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<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../org/apache/datasketches/tuple/Sketch.html#iterator--">iterator</a></code>&nbsp;in class&nbsp;<code><a href="../../../../../org/apache/datasketches/tuple/Sketch.html" title="class in org.apache.datasketches.tuple">Sketch</a>&lt;S extends <a href="../../../../../org/apache/datasketches/tuple/Summary.html" title="interface in org.apache.datasketches.tuple">Summary</a>&gt;</code></dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>a SketchIterator</dd>
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