2.x/javadoc/log4j-core/org/apache/logging/log4j/core/util/ReflectionUtil.html - logging-log4j-site - Git at Google

 <!DOCTYPE HTML>
 <html lang="en">
 <head>
 <!-- Generated by javadoc (17) -->
 <title>ReflectionUtil (Apache Log4j Core 2.23.1 API)</title>
 <meta name="viewport" content="width=device-width, initial-scale=1">
 <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
 <meta name="description" content="declaration: package: org.apache.logging.log4j.core.util, class: ReflectionUtil">
 <meta name="generator" content="javadoc/ClassWriterImpl">
 <link rel="stylesheet" type="text/css" href="../../../../../../stylesheet.css" title="Style">
 <link rel="stylesheet" type="text/css" href="../../../../../../script-dir/jquery-ui.min.css" title="Style">
 <link rel="stylesheet" type="text/css" href="../../../../../../jquery-ui.overrides.css" title="Style">
 <script type="text/javascript" src="../../../../../../script.js"></script>
 <script type="text/javascript" src="../../../../../../script-dir/jquery-3.6.1.min.js"></script>
 <script type="text/javascript" src="../../../../../../script-dir/jquery-ui.min.js"></script>
 </head>
 <body class="class-declaration-page">
 <script type="text/javascript">var evenRowColor = "even-row-color";
 var oddRowColor = "odd-row-color";
 var tableTab = "table-tab";
 var activeTableTab = "active-table-tab";
 var pathtoroot = "../../../../../../";
 loadScripts(document, 'script');</script>
 <noscript>
 <div>JavaScript is disabled on your browser.</div>
 </noscript>
 <div class="flex-box">
 <header role="banner" class="flex-header">
 <nav role="navigation">
 <!-- ========= START OF TOP NAVBAR ======= -->
 <div class="top-nav" id="navbar-top">
 <div class="skip-nav"><a href="#skip-navbar-top" title="Skip navigation links">Skip navigation links</a></div>
 <ul id="navbar-top-firstrow" class="nav-list" title="Navigation">
 <li><a href="../../../../../../index.html">Overview</a></li>
 <li><a href="package-summary.html">Package</a></li>
 <li class="nav-bar-cell1-rev">Class</li>
 <li><a href="class-use/ReflectionUtil.html">Use</a></li>
 <li><a href="package-tree.html">Tree</a></li>
 <li><a href="../../../../../../deprecated-list.html">Deprecated</a></li>
 <li><a href="../../../../../../index-all.html">Index</a></li>
 <li><a href="../../../../../../help-doc.html#class">Help</a></li>
 </ul>
 </div>
 <div class="sub-nav">
 <div>
 <ul class="sub-nav-list">
 <li>Summary:&nbsp;</li>
 <li>Nested&nbsp;|&nbsp;</li>
 <li>Field&nbsp;|&nbsp;</li>
 <li>Constr&nbsp;|&nbsp;</li>
 <li><a href="#method-summary">Method</a></li>
 </ul>
 <ul class="sub-nav-list">
 <li>Detail:&nbsp;</li>
 <li>Field&nbsp;|&nbsp;</li>
 <li>Constr&nbsp;|&nbsp;</li>
 <li><a href="#method-detail">Method</a></li>
 </ul>
 </div>
 <div class="nav-list-search"><label for="search-input">SEARCH:</label>
 <input type="text" id="search-input" value="search" disabled="disabled">
 <input type="reset" id="reset-button" value="reset" disabled="disabled">
 </div>
 </div>
 <!-- ========= END OF TOP NAVBAR ========= -->
 <span class="skip-nav" id="skip-navbar-top"></span></nav>
 </header>
 <div class="flex-content">
 <main role="main">
 <!-- ======== START OF CLASS DATA ======== -->
 <div class="header">
 <div class="sub-title"><span class="package-label-in-type">Package</span>&nbsp;<a href="package-summary.html">org.apache.logging.log4j.core.util</a></div>
 <h1 title="Class ReflectionUtil" class="title">Class ReflectionUtil</h1>
 </div>
 <div class="inheritance" title="Inheritance Tree"><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html" title="class or interface in java.lang" class="external-link">java.lang.Object</a>
 <div class="inheritance">org.apache.logging.log4j.core.util.ReflectionUtil</div>
 </div>
 <section class="class-description" id="class-description">
 <hr>
 <div class="type-signature"><span class="modifiers">public final class </span><span class="element-name type-name-label">ReflectionUtil</span>
 <span class="extends-implements">extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html" title="class or interface in java.lang" class="external-link">Object</a></span></div>
 <div class="block">Utility class for performing common reflective operations.</div>
 <dl class="notes">
 <dt>Since:</dt>
 <dd>2.1</dd>
 </dl>
 </section>
 <section class="summary">
 <ul class="summary-list">
 <!-- ========== METHOD SUMMARY =========== -->
 <li>
 <section class="method-summary" id="method-summary">
 <h2>Method Summary</h2>
 <div id="method-summary-table">
 <div class="table-tabs" role="tablist" aria-orientation="horizontal"><button id="method-summary-table-tab0" role="tab" aria-selected="true" aria-controls="method-summary-table.tabpanel" tabindex="0" onkeydown="switchTab(event)" onclick="show('method-summary-table', 'method-summary-table', 3)" class="active-table-tab">All Methods</button><button id="method-summary-table-tab1" role="tab" aria-selected="false" aria-controls="method-summary-table.tabpanel" tabindex="-1" onkeydown="switchTab(event)" onclick="show('method-summary-table', 'method-summary-table-tab1', 3)" class="table-tab">Static Methods</button><button id="method-summary-table-tab4" role="tab" aria-selected="false" aria-controls="method-summary-table.tabpanel" tabindex="-1" onkeydown="switchTab(event)" onclick="show('method-summary-table', 'method-summary-table-tab4', 3)" class="table-tab">Concrete Methods</button></div>
 <div id="method-summary-table.tabpanel" role="tabpanel">
 <div class="summary-table three-column-summary" aria-labelledby="method-summary-table-tab0">
 <div class="table-header col-first">Modifier and Type</div>
 <div class="table-header col-second">Method</div>
 <div class="table-header col-last">Description</div>
 <div class="col-first even-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code>static &lt;T&gt;&nbsp;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/reflect/Constructor.html" title="class or interface in java.lang.reflect" class="external-link">Constructor</a>&lt;T&gt;</code></div>
 <div class="col-second even-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code><a href="#getDefaultConstructor(java.lang.Class)" class="member-name-link">getDefaultConstructor</a><wbr>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Class.html" title="class or interface in java.lang" class="external-link">Class</a>&lt;T&gt;&nbsp;clazz)</code></div>
 <div class="col-last even-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4">
 <div class="block">Gets the default (no-arg) constructor for a given class.</div>
 </div>
 <div class="col-first odd-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html" title="class or interface in java.lang" class="external-link">Object</a></code></div>
 <div class="col-second odd-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code><a href="#getFieldValue(java.lang.reflect.Field,java.lang.Object)" class="member-name-link">getFieldValue</a><wbr>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/reflect/Field.html" title="class or interface in java.lang.reflect" class="external-link">Field</a>&nbsp;field,
  <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html" title="class or interface in java.lang" class="external-link">Object</a>&nbsp;instance)</code></div>
 <div class="col-last odd-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4">
 <div class="block">Gets the value of a <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/reflect/Field.html" title="class or interface in java.lang.reflect" class="external-link"><code>Field</code></a>, making it accessible if required.</div>
 </div>
 <div class="col-first even-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html" title="class or interface in java.lang" class="external-link">Object</a></code></div>
 <div class="col-second even-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code><a href="#getStaticFieldValue(java.lang.reflect.Field)" class="member-name-link">getStaticFieldValue</a><wbr>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/reflect/Field.html" title="class or interface in java.lang.reflect" class="external-link">Field</a>&nbsp;field)</code></div>
 <div class="col-last even-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4">
 <div class="block">Gets the value of a static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/reflect/Field.html" title="class or interface in java.lang.reflect" class="external-link"><code>Field</code></a>, making it accessible if required.</div>
 </div>
 <div class="col-first odd-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code>static &lt;T&gt;&nbsp;T</code></div>
 <div class="col-second odd-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code><a href="#instantiate(java.lang.Class)" class="member-name-link">instantiate</a><wbr>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Class.html" title="class or interface in java.lang" class="external-link">Class</a>&lt;T&gt;&nbsp;clazz)</code></div>
 <div class="col-last odd-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4">
 <div class="block">Constructs a new <code>T</code> object using the default constructor of its class.</div>
 </div>
 <div class="col-first even-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code>static &lt;T extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/reflect/AccessibleObject.html" title="class or interface in java.lang.reflect" class="external-link">AccessibleObject</a> &amp; <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/reflect/Member.html" title="class or interface in java.lang.reflect" class="external-link">Member</a>&gt;<br>boolean</code></div>
 <div class="col-second even-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code><a href="#isAccessible(T)" class="member-name-link">isAccessible</a><wbr>(T&nbsp;member)</code></div>
 <div class="col-last even-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4">
 <div class="block">Indicates whether or not a <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/reflect/Member.html" title="class or interface in java.lang.reflect" class="external-link"><code>Member</code></a> is both public and is contained in a public class.</div>
 </div>
 <div class="col-first odd-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code>static void</code></div>
 <div class="col-second odd-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code><a href="#makeAccessible(java.lang.reflect.Field)" class="member-name-link">makeAccessible</a><wbr>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/reflect/Field.html" title="class or interface in java.lang.reflect" class="external-link">Field</a>&nbsp;field)</code></div>
 <div class="col-last odd-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4">
 <div class="block">Makes a <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/reflect/Field.html" title="class or interface in java.lang.reflect" class="external-link"><code>Field</code></a> <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/reflect/AccessibleObject.html#isAccessible--" title="class or interface in java.lang.reflect" class="external-link"><code>accessible</code></a> if it is not public or if it is final.</div>
 </div>
 <div class="col-first even-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code>static &lt;T extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/reflect/AccessibleObject.html" title="class or interface in java.lang.reflect" class="external-link">AccessibleObject</a> &amp; <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/reflect/Member.html" title="class or interface in java.lang.reflect" class="external-link">Member</a>&gt;<br>void</code></div>
 <div class="col-second even-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code><a href="#makeAccessible(T)" class="member-name-link">makeAccessible</a><wbr>(T&nbsp;member)</code></div>
 <div class="col-last even-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4">
 <div class="block">Makes a <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/reflect/Member.html" title="class or interface in java.lang.reflect" class="external-link"><code>Member</code></a> <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/reflect/AccessibleObject.html#isAccessible--" title="class or interface in java.lang.reflect" class="external-link"><code>accessible</code></a> if the member is not public.</div>
 </div>
 <div class="col-first odd-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code>static void</code></div>
 <div class="col-second odd-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code><a href="#setFieldValue(java.lang.reflect.Field,java.lang.Object,java.lang.Object)" class="member-name-link">setFieldValue</a><wbr>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/reflect/Field.html" title="class or interface in java.lang.reflect" class="external-link">Field</a>&nbsp;field,
  <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html" title="class or interface in java.lang" class="external-link">Object</a>&nbsp;instance,
  <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html" title="class or interface in java.lang" class="external-link">Object</a>&nbsp;value)</code></div>
 <div class="col-last odd-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4">
 <div class="block">Sets the value of a <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/reflect/Field.html" title="class or interface in java.lang.reflect" class="external-link"><code>Field</code></a>, making it accessible if required.</div>
 </div>
 <div class="col-first even-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code>static void</code></div>
 <div class="col-second even-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code><a href="#setStaticFieldValue(java.lang.reflect.Field,java.lang.Object)" class="member-name-link">setStaticFieldValue</a><wbr>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/reflect/Field.html" title="class or interface in java.lang.reflect" class="external-link">Field</a>&nbsp;field,
  <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html" title="class or interface in java.lang" class="external-link">Object</a>&nbsp;value)</code></div>
 <div class="col-last even-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4">
 <div class="block">Sets the value of a static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/reflect/Field.html" title="class or interface in java.lang.reflect" class="external-link"><code>Field</code></a>, making it accessible if required.</div>
 </div>
 </div>
 </div>
 </div>
 <div class="inherited-list">
 <h3 id="methods-inherited-from-class-java.lang.Object">Methods inherited from class&nbsp;java.lang.<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html" title="class or interface in java.lang" class="external-link">Object</a></h3>
 <code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#clone--" title="class or interface in java.lang" class="external-link">clone</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#equals-java.lang.Object-" title="class or interface in java.lang" class="external-link">equals</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#finalize--" title="class or interface in java.lang" class="external-link">finalize</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#getClass--" title="class or interface in java.lang" class="external-link">getClass</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#hashCode--" title="class or interface in java.lang" class="external-link">hashCode</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#notify--" title="class or interface in java.lang" class="external-link">notify</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#notifyAll--" title="class or interface in java.lang" class="external-link">notifyAll</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#toString--" title="class or interface in java.lang" class="external-link">toString</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#wait--" title="class or interface in java.lang" class="external-link">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#wait-long-" title="class or interface in java.lang" class="external-link">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#wait-long-int-" title="class or interface in java.lang" class="external-link">wait</a></code></div>
 </section>
 </li>
 </ul>
 </section>
 <section class="details">
 <ul class="details-list">
 <!-- ============ METHOD DETAIL ========== -->
 <li>
 <section class="method-details" id="method-detail">
 <h2>Method Details</h2>
 <ul class="member-list">
 <li>
 <section class="detail" id="isAccessible(T)">
 <h3 id="isAccessible(java.lang.reflect.AccessibleObject)">isAccessible</h3>
 <div class="member-signature"><span class="modifiers">public static</span>&nbsp;<span class="type-parameters">&lt;T extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/reflect/AccessibleObject.html" title="class or interface in java.lang.reflect" class="external-link">AccessibleObject</a> &amp; <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/reflect/Member.html" title="class or interface in java.lang.reflect" class="external-link">Member</a>&gt;</span>
 <span class="return-type">boolean</span>&nbsp;<span class="element-name">isAccessible</span><wbr><span class="parameters">(T&nbsp;member)</span></div>
 <div class="block">Indicates whether or not a <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/reflect/Member.html" title="class or interface in java.lang.reflect" class="external-link"><code>Member</code></a> is both public and is contained in a public class.</div>
 <dl class="notes">
 <dt>Type Parameters:</dt>
 <dd><code>T</code> - type of the object whose accessibility to test</dd>
 <dt>Parameters:</dt>
 <dd><code>member</code> - the Member to check for public accessibility (must not be <code>null</code>).</dd>
 <dt>Returns:</dt>
 <dd><code>true</code> if <code>member</code> is public and contained in a public class.</dd>
 <dt>Throws:</dt>
 <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/NullPointerException.html" title="class or interface in java.lang" class="external-link">NullPointerException</a></code> - if <code>member</code> is <code>null</code>.</dd>
 </dl>
 </section>
 </li>
 <li>
 <section class="detail" id="makeAccessible(T)">
 <h3 id="makeAccessible(java.lang.reflect.AccessibleObject)">makeAccessible</h3>
 <div class="member-signature"><span class="modifiers">public static</span>&nbsp;<span class="type-parameters">&lt;T extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/reflect/AccessibleObject.html" title="class or interface in java.lang.reflect" class="external-link">AccessibleObject</a> &amp; <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/reflect/Member.html" title="class or interface in java.lang.reflect" class="external-link">Member</a>&gt;</span>
 <span class="return-type">void</span>&nbsp;<span class="element-name">makeAccessible</span><wbr><span class="parameters">(T&nbsp;member)</span></div>
 <div class="block">Makes a <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/reflect/Member.html" title="class or interface in java.lang.reflect" class="external-link"><code>Member</code></a> <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/reflect/AccessibleObject.html#isAccessible--" title="class or interface in java.lang.reflect" class="external-link"><code>accessible</code></a> if the member is not public.</div>
 <dl class="notes">
 <dt>Type Parameters:</dt>
 <dd><code>T</code> - type of the object to make accessible</dd>
 <dt>Parameters:</dt>
 <dd><code>member</code> - the Member to make accessible (must not be <code>null</code>).</dd>
 <dt>Throws:</dt>
 <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/NullPointerException.html" title="class or interface in java.lang" class="external-link">NullPointerException</a></code> - if <code>member</code> is <code>null</code>.</dd>
 </dl>
 </section>
 </li>
 <li>
 <section class="detail" id="makeAccessible(java.lang.reflect.Field)">
 <h3>makeAccessible</h3>
 <div class="member-signature"><span class="modifiers">public static</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name">makeAccessible</span><wbr><span class="parameters">(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/reflect/Field.html" title="class or interface in java.lang.reflect" class="external-link">Field</a>&nbsp;field)</span></div>
 <div class="block">Makes a <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/reflect/Field.html" title="class or interface in java.lang.reflect" class="external-link"><code>Field</code></a> <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/reflect/AccessibleObject.html#isAccessible--" title="class or interface in java.lang.reflect" class="external-link"><code>accessible</code></a> if it is not public or if it is final.

  <p>Note that using this method to make a <code>final</code> field writable will most likely not work very well due to
  compiler optimizations and the like.</p></div>
 <dl class="notes">
 <dt>Parameters:</dt>
 <dd><code>field</code> - the Field to make accessible (must not be <code>null</code>).</dd>
 <dt>Throws:</dt>
 <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/NullPointerException.html" title="class or interface in java.lang" class="external-link">NullPointerException</a></code> - if <code>field</code> is <code>null</code>.</dd>
 </dl>
 </section>
 </li>
 <li>
 <section class="detail" id="getFieldValue(java.lang.reflect.Field,java.lang.Object)">
 <h3>getFieldValue</h3>
 <div class="member-signature"><span class="modifiers">public static</span>&nbsp;<span class="return-type"><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html" title="class or interface in java.lang" class="external-link">Object</a></span>&nbsp;<span class="element-name">getFieldValue</span><wbr><span class="parameters">(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/reflect/Field.html" title="class or interface in java.lang.reflect" class="external-link">Field</a>&nbsp;field,
  <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html" title="class or interface in java.lang" class="external-link">Object</a>&nbsp;instance)</span></div>
 <div class="block">Gets the value of a <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/reflect/Field.html" title="class or interface in java.lang.reflect" class="external-link"><code>Field</code></a>, making it accessible if required.</div>
 <dl class="notes">
 <dt>Parameters:</dt>
 <dd><code>field</code> - the Field to obtain a value from (must not be <code>null</code>).</dd>
 <dd><code>instance</code> - the instance to obtain the field value from or <code>null</code> only if the field is static.</dd>
 <dt>Returns:</dt>
 <dd>the value stored by the field.</dd>
 <dt>Throws:</dt>
 <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/NullPointerException.html" title="class or interface in java.lang" class="external-link">NullPointerException</a></code> - if <code>field</code> is <code>null</code>, or if <code>instance</code> is <code>null</code> but
                               <code>field</code> is not <code>static</code>.</dd>
 <dt>See Also:</dt>
 <dd>
 <ul class="see-list">
 <li><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/reflect/Field.html#get-java.lang.Object-" title="class or interface in java.lang.reflect" class="external-link"><code>Field.get(Object)</code></a></li>
 </ul>
 </dd>
 </dl>
 </section>
 </li>
 <li>
 <section class="detail" id="getStaticFieldValue(java.lang.reflect.Field)">
 <h3>getStaticFieldValue</h3>
 <div class="member-signature"><span class="modifiers">public static</span>&nbsp;<span class="return-type"><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html" title="class or interface in java.lang" class="external-link">Object</a></span>&nbsp;<span class="element-name">getStaticFieldValue</span><wbr><span class="parameters">(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/reflect/Field.html" title="class or interface in java.lang.reflect" class="external-link">Field</a>&nbsp;field)</span></div>
 <div class="block">Gets the value of a static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/reflect/Field.html" title="class or interface in java.lang.reflect" class="external-link"><code>Field</code></a>, making it accessible if required.</div>
 <dl class="notes">
 <dt>Parameters:</dt>
 <dd><code>field</code> - the Field to obtain a value from (must not be <code>null</code>).</dd>
 <dt>Returns:</dt>
 <dd>the value stored by the static field.</dd>
 <dt>Throws:</dt>
 <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/NullPointerException.html" title="class or interface in java.lang" class="external-link">NullPointerException</a></code> - if <code>field</code> is <code>null</code>, or if <code>field</code> is not <code>static</code>.</dd>
 <dt>See Also:</dt>
 <dd>
 <ul class="see-list">
 <li><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/reflect/Field.html#get-java.lang.Object-" title="class or interface in java.lang.reflect" class="external-link"><code>Field.get(Object)</code></a></li>
 </ul>
 </dd>
 </dl>
 </section>
 </li>
 <li>
 <section class="detail" id="setFieldValue(java.lang.reflect.Field,java.lang.Object,java.lang.Object)">
 <h3>setFieldValue</h3>
 <div class="member-signature"><span class="modifiers">public static</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name">setFieldValue</span><wbr><span class="parameters">(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/reflect/Field.html" title="class or interface in java.lang.reflect" class="external-link">Field</a>&nbsp;field,
  <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html" title="class or interface in java.lang" class="external-link">Object</a>&nbsp;instance,
  <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html" title="class or interface in java.lang" class="external-link">Object</a>&nbsp;value)</span></div>
 <div class="block">Sets the value of a <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/reflect/Field.html" title="class or interface in java.lang.reflect" class="external-link"><code>Field</code></a>, making it accessible if required.</div>
 <dl class="notes">
 <dt>Parameters:</dt>
 <dd><code>field</code> - the Field to write a value to (must not be <code>null</code>).</dd>
 <dd><code>instance</code> - the instance to write the value to or <code>null</code> only if the field is static.</dd>
 <dd><code>value</code> - the (possibly wrapped) value to write to the field.</dd>
 <dt>Throws:</dt>
 <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/NullPointerException.html" title="class or interface in java.lang" class="external-link">NullPointerException</a></code> - if <code>field</code> is <code>null</code>, or if <code>instance</code> is <code>null</code> but
                               <code>field</code> is not <code>static</code>.</dd>
 <dt>See Also:</dt>
 <dd>
 <ul class="see-list-long">
 <li><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/reflect/Field.html#set-java.lang.Object-java.lang.Object-" title="class or interface in java.lang.reflect" class="external-link"><code>Field.set(Object, Object)</code></a></li>
 </ul>
 </dd>
 </dl>
 </section>
 </li>
 <li>
 <section class="detail" id="setStaticFieldValue(java.lang.reflect.Field,java.lang.Object)">
 <h3>setStaticFieldValue</h3>
 <div class="member-signature"><span class="modifiers">public static</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name">setStaticFieldValue</span><wbr><span class="parameters">(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/reflect/Field.html" title="class or interface in java.lang.reflect" class="external-link">Field</a>&nbsp;field,
  <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html" title="class or interface in java.lang" class="external-link">Object</a>&nbsp;value)</span></div>
 <div class="block">Sets the value of a static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/reflect/Field.html" title="class or interface in java.lang.reflect" class="external-link"><code>Field</code></a>, making it accessible if required.</div>
 <dl class="notes">
 <dt>Parameters:</dt>
 <dd><code>field</code> - the Field to write a value to (must not be <code>null</code>).</dd>
 <dd><code>value</code> - the (possibly wrapped) value to write to the field.</dd>
 <dt>Throws:</dt>
 <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/NullPointerException.html" title="class or interface in java.lang" class="external-link">NullPointerException</a></code> - if <code>field</code> is <code>null</code>, or if <code>field</code> is not <code>static</code>.</dd>
 <dt>See Also:</dt>
 <dd>
 <ul class="see-list-long">
 <li><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/reflect/Field.html#set-java.lang.Object-java.lang.Object-" title="class or interface in java.lang.reflect" class="external-link"><code>Field.set(Object, Object)</code></a></li>
 </ul>
 </dd>
 </dl>
 </section>
 </li>
 <li>
 <section class="detail" id="getDefaultConstructor(java.lang.Class)">
 <h3>getDefaultConstructor</h3>
 <div class="member-signature"><span class="modifiers">public static</span>&nbsp;<span class="type-parameters">&lt;T&gt;</span>&nbsp;<span class="return-type"><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/reflect/Constructor.html" title="class or interface in java.lang.reflect" class="external-link">Constructor</a>&lt;T&gt;</span>&nbsp;<span class="element-name">getDefaultConstructor</span><wbr><span class="parameters">(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Class.html" title="class or interface in java.lang" class="external-link">Class</a>&lt;T&gt;&nbsp;clazz)</span></div>
 <div class="block">Gets the default (no-arg) constructor for a given class.</div>
 <dl class="notes">
 <dt>Type Parameters:</dt>
 <dd><code>T</code> - the type made by the constructor</dd>
 <dt>Parameters:</dt>
 <dd><code>clazz</code> - the class to find a constructor for</dd>
 <dt>Returns:</dt>
 <dd>the default constructor for the given class</dd>
 <dt>Throws:</dt>
 <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/IllegalStateException.html" title="class or interface in java.lang" class="external-link">IllegalStateException</a></code> - if no default constructor can be found</dd>
 </dl>
 </section>
 </li>
 <li>
 <section class="detail" id="instantiate(java.lang.Class)">
 <h3>instantiate</h3>
 <div class="member-signature"><span class="modifiers">public static</span>&nbsp;<span class="type-parameters">&lt;T&gt;</span>&nbsp;<span class="return-type">T</span>&nbsp;<span class="element-name">instantiate</span><wbr><span class="parameters">(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Class.html" title="class or interface in java.lang" class="external-link">Class</a>&lt;T&gt;&nbsp;clazz)</span></div>
 <div class="block">Constructs a new <code>T</code> object using the default constructor of its class. Any exceptions thrown by the
  constructor will be rethrown by this method, possibly wrapped in an
  <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/reflect/UndeclaredThrowableException.html" title="class or interface in java.lang.reflect" class="external-link"><code>UndeclaredThrowableException</code></a>.</div>
 <dl class="notes">
 <dt>Type Parameters:</dt>
 <dd><code>T</code> - the type of the object to construct.</dd>
 <dt>Parameters:</dt>
 <dd><code>clazz</code> - the class to use for instantiation.</dd>
 <dt>Returns:</dt>
 <dd>a new instance of T made from its default constructor.</dd>
 <dt>Throws:</dt>
 <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/IllegalArgumentException.html" title="class or interface in java.lang" class="external-link">IllegalArgumentException</a></code> - if the given class is abstract, an interface, an array class, a primitive type,
                                   or void</dd>
 <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/IllegalStateException.html" title="class or interface in java.lang" class="external-link">IllegalStateException</a></code> - if access is denied to the constructor, or there are no default constructors</dd>
 <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/InternalError.html" title="class or interface in java.lang" class="external-link">InternalError</a></code> - wrapper of the underlying exception if checked</dd>
 </dl>
 </section>
 </li>
 </ul>
 </section>
 </li>
 </ul>
 </section>
 <!-- ========= END OF CLASS DATA ========= -->
 </main>
 <footer role="contentinfo">
 <hr>
 <p class="legal-copy"><small><p align="center">               Copyright &copy; 1999-2024 <a href="https://www.apache.org/">The Apache Software Foundation</a>.               All Rights Reserved.<br/>               Apache Logging, Apache Log4j, Log4j, Apache, the Apache feather logo, the Apache Logging project logo, and the Apache Log4j logo are trademarks of The Apache Software Foundation.             </p></small></p>
 </footer>
 </div>
 </div>
 </body>
 </html>