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[Automated]: Update Java API docs (#14426) 
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2023-01-26 15:42:09 -08:00

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<div class="subTitle"><span class="packageLabelInType">Package</span>&nbsp;<a href="package-summary.html">ai.onnxruntime</a></div>
<h2 title="Class OrtUtil" class="title">Class OrtUtil</h2>
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<li>java.lang.Object</li>
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<li>ai.onnxruntime.OrtUtil</li>
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<pre>public final class <span class="typeNameLabel">OrtUtil</span>
extends java.lang.Object</pre>
<div class="block">Util code for interacting with Java arrays.</div>
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<caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd">&nbsp;</span></span><span id="t1" class="tableTab"><span><a href="javascript:show(1);">Static Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t4" class="tableTab"><span><a href="javascript:show(8);">Concrete Methods</a></span><span class="tabEnd">&nbsp;</span></span></caption>
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<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colSecond" scope="col">Method</th>
<th class="colLast" scope="col">Description</th>
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<td class="colFirst"><code>static long</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#elementCount(long%5B%5D)">elementCount</a></span>&#8203;(long[]&nbsp;shape)</code></th>
<td class="colLast">
<div class="block">Counts the number of elements stored in a Tensor of this shape.</div>
</td>
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<tr id="i1" class="rowColor">
<td class="colFirst"><code>static java.lang.String[]</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#flattenString(java.lang.Object)">flattenString</a></span>&#8203;(java.lang.Object&nbsp;o)</code></th>
<td class="colLast">
<div class="block">Flatten a multidimensional String array into a single dimensional String array, reading it in a
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<tr id="i2" class="altColor">
<td class="colFirst"><code>static java.lang.Object</code></td>
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<div class="block">Creates a new primitive boolean array of up to 8 dimensions, using the supplied shape.</div>
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<td class="colLast">
<div class="block">Creates a new primitive byte array of up to 8 dimensions, using the supplied shape.</div>
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<div class="block">Creates a new primitive double array of up to 8 dimensions, using the supplied shape.</div>
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<div class="block">Creates a new primitive float array of up to 8 dimensions, using the supplied shape.</div>
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<tr id="i6" class="altColor">
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<div class="block">Creates a new primitive int array of up to 8 dimensions, using the supplied shape.</div>
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<div class="block">Creates a new primitive long array of up to 8 dimensions, using the supplied shape.</div>
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<div class="block">Creates a new primitive short array of up to 8 dimensions, using the supplied shape.</div>
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<tr id="i9" class="rowColor">
<td class="colFirst"><code>static java.lang.Object</code></td>
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<div class="block">Creates a new String array of up to 8 dimensions, using the supplied shape.</div>
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<td class="colFirst"><code>static java.lang.Object</code></td>
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long[]&nbsp;shape)</code></th>
<td class="colLast">
<div class="block">Reshapes a boolean array into the desired n-dimensional array assuming the boolean array is
stored in n-dimensional row-major order.</div>
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<td class="colFirst"><code>static java.lang.Object</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#reshape(byte%5B%5D,long%5B%5D)">reshape</a></span>&#8203;(byte[]&nbsp;input,
long[]&nbsp;shape)</code></th>
<td class="colLast">
<div class="block">Reshapes a byte array into the desired n-dimensional array assuming the byte array is stored in
n-dimensional row-major order.</div>
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<tr id="i12" class="altColor">
<td class="colFirst"><code>static java.lang.Object</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#reshape(double%5B%5D,long%5B%5D)">reshape</a></span>&#8203;(double[]&nbsp;input,
long[]&nbsp;shape)</code></th>
<td class="colLast">
<div class="block">Reshapes a double array into the desired n-dimensional array assuming the double array is
stored in n-dimensional row-major order.</div>
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<tr id="i13" class="rowColor">
<td class="colFirst"><code>static java.lang.Object</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#reshape(float%5B%5D,long%5B%5D)">reshape</a></span>&#8203;(float[]&nbsp;input,
long[]&nbsp;shape)</code></th>
<td class="colLast">
<div class="block">Reshapes a float array into the desired n-dimensional array assuming the float array is stored
in n-dimensional row-major order.</div>
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<td class="colFirst"><code>static java.lang.Object</code></td>
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<div class="block">Reshapes an int array into the desired n-dimensional array, assuming the int array is stored in
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<td class="colFirst"><code>static java.lang.Object</code></td>
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<div class="block">Reshapes a long array into the desired n-dimensional array, assuming the long array is stored
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<tr id="i16" class="altColor">
<td class="colFirst"><code>static java.lang.Object</code></td>
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<div class="block">Reshapes a short array into the desired n-dimensional array assuming the short array is stored
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<td class="colFirst"><code>static java.lang.Object</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#reshape(java.lang.String%5B%5D,long%5B%5D)">reshape</a></span>&#8203;(java.lang.String[]&nbsp;input,
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<div class="block">Reshapes a String array into the desired n-dimensional array assuming the String array is
stored in n-dimensional row-major order.</div>
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<tr id="i18" class="altColor">
<td class="colFirst"><code>static long[]</code></td>
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<div class="block">Converts an int shape into a long shape.</div>
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<td class="colFirst"><code>static int[]</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#transformShape(long%5B%5D)">transformShape</a></span>&#8203;(long[]&nbsp;shape)</code></th>
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<div class="block">Converts an long shape into a int shape.</div>
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<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>shape</code> - The shape of array to create.</dd>
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<dt><span class="paramLabel">Parameters:</span></dt>
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<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>shape</code> - The shape of array to create.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
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<pre class="methodSignature">public static&nbsp;java.lang.Object&nbsp;newIntArray&#8203;(long[]&nbsp;shape)</pre>
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<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>shape</code> - The shape of array to create.</dd>
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<pre class="methodSignature">public static&nbsp;java.lang.Object&nbsp;newLongArray&#8203;(long[]&nbsp;shape)</pre>
<div class="block">Creates a new primitive long array of up to 8 dimensions, using the supplied shape.
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<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>shape</code> - The shape of array to create.</dd>
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<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>shape</code> - The shape of array to create.</dd>
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<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>shape</code> - The shape of array to create.</dd>
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<dl>
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<h4>reshape</h4>
<pre class="methodSignature">public static&nbsp;java.lang.Object&nbsp;reshape&#8203;(byte[]&nbsp;input,
long[]&nbsp;shape)</pre>
<div class="block">Reshapes a byte array into the desired n-dimensional array assuming the byte array is stored in
n-dimensional row-major order. Throws <code>IllegalArgumentException</code> if the number of
elements doesn't match between the shape and the input or the shape is invalid.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>input</code> - The byte array.</dd>
<dd><code>shape</code> - The desired shape.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>An n-dimensional byte array.</dd>
</dl>
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<h4>reshape</h4>
<pre class="methodSignature">public static&nbsp;java.lang.Object&nbsp;reshape&#8203;(short[]&nbsp;input,
long[]&nbsp;shape)</pre>
<div class="block">Reshapes a short array into the desired n-dimensional array assuming the short array is stored
in n-dimensional row-major order. Throws <code>IllegalArgumentException</code> if the number of
elements doesn't match between the shape and the input or the shape is invalid.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>input</code> - The short array.</dd>
<dd><code>shape</code> - The desired shape.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>An n-dimensional short array.</dd>
</dl>
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<h4>reshape</h4>
<pre class="methodSignature">public static&nbsp;java.lang.Object&nbsp;reshape&#8203;(int[]&nbsp;input,
long[]&nbsp;shape)</pre>
<div class="block">Reshapes an int array into the desired n-dimensional array, assuming the int array is stored in
n-dimensional row-major order. Throws <code>IllegalArgumentException</code> if the number of
elements doesn't match between the shape and the input or the shape is invalid.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>input</code> - The int array.</dd>
<dd><code>shape</code> - The desired shape.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>An n-dimensional int array.</dd>
</dl>
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<h4>reshape</h4>
<pre class="methodSignature">public static&nbsp;java.lang.Object&nbsp;reshape&#8203;(long[]&nbsp;input,
long[]&nbsp;shape)</pre>
<div class="block">Reshapes a long array into the desired n-dimensional array, assuming the long array is stored
in n-dimensional row-major order. Throws <code>IllegalArgumentException</code> if the number of
elements doesn't match between the shape and the input or the shape is invalid.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>input</code> - The long array.</dd>
<dd><code>shape</code> - The desired shape.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>An n-dimensional long array.</dd>
</dl>
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<h4>reshape</h4>
<pre class="methodSignature">public static&nbsp;java.lang.Object&nbsp;reshape&#8203;(float[]&nbsp;input,
long[]&nbsp;shape)</pre>
<div class="block">Reshapes a float array into the desired n-dimensional array assuming the float array is stored
in n-dimensional row-major order. Throws <code>IllegalArgumentException</code> if the number of
elements doesn't match between the shape and the input or the shape is invalid.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>input</code> - The float array.</dd>
<dd><code>shape</code> - The desired shape.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>An n-dimensional float array.</dd>
</dl>
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<h4>reshape</h4>
<pre class="methodSignature">public static&nbsp;java.lang.Object&nbsp;reshape&#8203;(double[]&nbsp;input,
long[]&nbsp;shape)</pre>
<div class="block">Reshapes a double array into the desired n-dimensional array assuming the double array is
stored in n-dimensional row-major order. Throws <code>IllegalArgumentException</code> if the number
of elements doesn't match between the shape and the input or the shape is invalid.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>input</code> - The double array.</dd>
<dd><code>shape</code> - The desired shape.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>An n-dimensional double array.</dd>
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<pre class="methodSignature">public static&nbsp;java.lang.Object&nbsp;reshape&#8203;(java.lang.String[]&nbsp;input,
long[]&nbsp;shape)</pre>
<div class="block">Reshapes a String array into the desired n-dimensional array assuming the String array is
stored in n-dimensional row-major order. Throws <code>IllegalArgumentException</code> if the number
of elements doesn't match between the shape and the input or the shape is invalid.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>input</code> - The double array.</dd>
<dd><code>shape</code> - The desired shape.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>An n-dimensional String array.</dd>
</dl>
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<h4>elementCount</h4>
<pre class="methodSignature">public static&nbsp;long&nbsp;elementCount&#8203;(long[]&nbsp;shape)</pre>
<div class="block">Counts the number of elements stored in a Tensor of this shape.
<p>Multiplies all the elements together if they are positive, throws an <code>IllegalArgumentException</code> otherwise.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>shape</code> - The shape to use.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>The number of elements.</dd>
</dl>
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<h4>validateShape</h4>
<pre class="methodSignature">public static&nbsp;boolean&nbsp;validateShape&#8203;(long[]&nbsp;shape)</pre>
<div class="block">Checks that the shape is a valid shape for a Java array (i.e. that the values are all positive
and representable by an int).</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>shape</code> - The shape to check.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>True if the shape is valid.</dd>
</dl>
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<h4>flattenString</h4>
<pre class="methodSignature">public static&nbsp;java.lang.String[]&nbsp;flattenString&#8203;(java.lang.Object&nbsp;o)</pre>
<div class="block">Flatten a multidimensional String array into a single dimensional String array, reading it in a
multidimensional row-major order.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>o</code> - A multidimensional String array.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>A single dimensional String array.</dd>
</dl>
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