log4j-3.0.0-beta1/javadoc/log4j-api/org/apache/logging/log4j/util/PropertyEnvironment.html - logging-log4j-site - Git at Google

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 <div class="sub-title"><span class="package-label-in-type">Package</span>&nbsp;<a href="package-summary.html">org.apache.logging.log4j.util</a></div>
 <h1 title="Interface PropertyEnvironment" class="title">Interface PropertyEnvironment</h1>
 </div>
 <section class="class-description" id="class-description">
 <dl class="notes">
 <dt>All Known Implementing Classes:</dt>
 <dd><code><a href="PropertiesUtil.html" title="class in org.apache.logging.log4j.util">PropertiesUtil</a></code></dd>
 </dl>
 <hr>
 <div class="type-signature"><span class="modifiers">public interface </span><span class="element-name type-name-label">PropertyEnvironment</span></div>
 </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-tab2" role="tab" aria-selected="false" aria-controls="method-summary-table.tabpanel" tabindex="-1" onkeydown="switchTab(event)" onclick="show('method-summary-table', 'method-summary-table-tab2', 3)" class="table-tab">Instance Methods</button><button id="method-summary-table-tab3" role="tab" aria-selected="false" aria-controls="method-summary-table.tabpanel" tabindex="-1" onkeydown="switchTab(event)" onclick="show('method-summary-table', 'method-summary-table-tab3', 3)" class="table-tab">Abstract Methods</button><button id="method-summary-table-tab5" role="tab" aria-selected="false" aria-controls="method-summary-table.tabpanel" tabindex="-1" onkeydown="switchTab(event)" onclick="show('method-summary-table', 'method-summary-table-tab5', 3)" class="table-tab">Default 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-tab2 method-summary-table-tab3"><code>void</code></div>
 <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="#addPropertySource(org.apache.logging.log4j.util.PropertySource)" class="member-name-link">addPropertySource</a><wbr>(<a href="PropertySource.html" title="interface in org.apache.logging.log4j.util">PropertySource</a>&nbsp;propertySource)</code></div>
 <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3">
 <div class="block">Allows a PropertySource to be added after PropertiesUtil has been created.</div>
 </div>
 <div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5"><code>default boolean</code></div>
 <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5"><code><a href="#getBooleanProperty(java.lang.String)" class="member-name-link">getBooleanProperty</a><wbr>(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;name)</code></div>
 <div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5">
 <div class="block">Gets the named property as a boolean value.</div>
 </div>
 <div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5"><code>default <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Boolean.html" title="class or interface in java.lang" class="external-link">Boolean</a></code></div>
 <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5"><code><a href="#getBooleanProperty(java.lang.String%5B%5D,java.lang.String,org.apache.logging.log4j.util.Supplier)" class="member-name-link">getBooleanProperty</a><wbr>(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>[]&nbsp;prefixes,
  <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;key,
  <a href="Supplier.html" title="interface in org.apache.logging.log4j.util">Supplier</a>&lt;<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Boolean.html" title="class or interface in java.lang" class="external-link">Boolean</a>&gt;&nbsp;supplier)</code></div>
 <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5">
 <div class="block">Retrieves a property that may be prefixed by more than one string.</div>
 </div>
 <div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5"><code>default boolean</code></div>
 <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5"><code><a href="#getBooleanProperty(java.lang.String,boolean)" class="member-name-link">getBooleanProperty</a><wbr>(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;name,
  boolean&nbsp;defaultValue)</code></div>
 <div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5">
 <div class="block">Gets the named property as a boolean value.</div>
 </div>
 <div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5"><code>default boolean</code></div>
 <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5"><code><a href="#getBooleanProperty(java.lang.String,boolean,boolean)" class="member-name-link">getBooleanProperty</a><wbr>(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;name,
  boolean&nbsp;defaultValueIfAbsent,
  boolean&nbsp;defaultValueIfPresent)</code></div>
 <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5">
 <div class="block">Gets the named property as a boolean value.</div>
 </div>
 <div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5"><code>default boolean</code></div>
 <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5"><code><a href="#getBooleanProperty(org.apache.logging.log4j.util.PropertyKey)" class="member-name-link">getBooleanProperty</a><wbr>(<a href="PropertyKey.html" title="interface in org.apache.logging.log4j.util">PropertyKey</a>&nbsp;key)</code></div>
 <div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5">
 <div class="block">Gets the named property as a boolean value.</div>
 </div>
 <div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5"><code>default boolean</code></div>
 <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5"><code><a href="#getBooleanProperty(org.apache.logging.log4j.util.PropertyKey,boolean)" class="member-name-link">getBooleanProperty</a><wbr>(<a href="PropertyKey.html" title="interface in org.apache.logging.log4j.util">PropertyKey</a>&nbsp;key,
  boolean&nbsp;defaultValue)</code></div>
 <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5">
 <div class="block">Gets the named property as a boolean value.</div>
 </div>
 <div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5"><code>default boolean</code></div>
 <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5"><code><a href="#getBooleanProperty(org.apache.logging.log4j.util.PropertyKey,boolean,boolean)" class="member-name-link">getBooleanProperty</a><wbr>(<a href="PropertyKey.html" title="interface in org.apache.logging.log4j.util">PropertyKey</a>&nbsp;key,
  boolean&nbsp;defaultValueIfAbsent,
  boolean&nbsp;defaultValueIfPresent)</code></div>
 <div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5">
 <div class="block">Gets the named property as a boolean value.</div>
 </div>
 <div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5"><code>default <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/nio/charset/Charset.html" title="class or interface in java.nio.charset" class="external-link">Charset</a></code></div>
 <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5"><code><a href="#getCharsetProperty(java.lang.String)" class="member-name-link">getCharsetProperty</a><wbr>(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;name)</code></div>
 <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5">
 <div class="block">Gets the named property as a Charset value.</div>
 </div>
 <div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5"><code>default <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/nio/charset/Charset.html" title="class or interface in java.nio.charset" class="external-link">Charset</a></code></div>
 <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5"><code><a href="#getCharsetProperty(java.lang.String,java.nio.charset.Charset)" class="member-name-link">getCharsetProperty</a><wbr>(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;name,
  <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/nio/charset/Charset.html" title="class or interface in java.nio.charset" class="external-link">Charset</a>&nbsp;defaultValue)</code></div>
 <div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5">
 <div class="block">Gets the named property as a Charset value.</div>
 </div>
 <div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5"><code>default <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/nio/charset/Charset.html" title="class or interface in java.nio.charset" class="external-link">Charset</a></code></div>
 <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5"><code><a href="#getCharsetProperty(org.apache.logging.log4j.util.PropertyKey)" class="member-name-link">getCharsetProperty</a><wbr>(<a href="PropertyKey.html" title="interface in org.apache.logging.log4j.util">PropertyKey</a>&nbsp;key)</code></div>
 <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5">
 <div class="block">Gets the named property as a Charset value.</div>
 </div>
 <div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5"><code>default <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/nio/charset/Charset.html" title="class or interface in java.nio.charset" class="external-link">Charset</a></code></div>
 <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5"><code><a href="#getCharsetProperty(org.apache.logging.log4j.util.PropertyKey,java.nio.charset.Charset)" class="member-name-link">getCharsetProperty</a><wbr>(<a href="PropertyKey.html" title="interface in org.apache.logging.log4j.util">PropertyKey</a>&nbsp;key,
  <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/nio/charset/Charset.html" title="class or interface in java.nio.charset" class="external-link">Charset</a>&nbsp;defaultValue)</code></div>
 <div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5">
 <div class="block">Gets the named property as a Charset value.</div>
 </div>
 <div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5"><code>default <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/time/Duration.html" title="class or interface in java.time" class="external-link">Duration</a></code></div>
 <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5"><code><a href="#getDurationProperty(java.lang.String%5B%5D,java.lang.String,org.apache.logging.log4j.util.Supplier)" class="member-name-link">getDurationProperty</a><wbr>(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>[]&nbsp;prefixes,
  <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;key,
  <a href="Supplier.html" title="interface in org.apache.logging.log4j.util">Supplier</a>&lt;<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/time/Duration.html" title="class or interface in java.time" class="external-link">Duration</a>&gt;&nbsp;supplier)</code></div>
 <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5">
 <div class="block">Retrieves a property that may be prefixed by more than one string.</div>
 </div>
 <div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5"><code>default <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/time/Duration.html" title="class or interface in java.time" class="external-link">Duration</a></code></div>
 <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5"><code><a href="#getDurationProperty(java.lang.String,java.time.Duration)" class="member-name-link">getDurationProperty</a><wbr>(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;name,
  <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/time/Duration.html" title="class or interface in java.time" class="external-link">Duration</a>&nbsp;defaultValue)</code></div>
 <div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5">
 <div class="block">Retrieves a Duration where the String is of the format nnn[unit] where nnn represents an integer value
  and unit represents a time unit.</div>
 </div>
 <div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5"><code>default <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/time/Duration.html" title="class or interface in java.time" class="external-link">Duration</a></code></div>
 <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5"><code><a href="#getDurationProperty(org.apache.logging.log4j.util.PropertyKey,java.time.Duration)" class="member-name-link">getDurationProperty</a><wbr>(<a href="PropertyKey.html" title="interface in org.apache.logging.log4j.util">PropertyKey</a>&nbsp;key,
  <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/time/Duration.html" title="class or interface in java.time" class="external-link">Duration</a>&nbsp;defaultValue)</code></div>
 <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5">
 <div class="block">Retrieves a Duration where the String is of the format nnn[unit] where nnn represents an integer value
  and unit represents a time unit.</div>
 </div>
 <div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5"><code>default <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Integer.html" title="class or interface in java.lang" class="external-link">Integer</a></code></div>
 <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5"><code><a href="#getIntegerProperty(java.lang.String%5B%5D,java.lang.String,org.apache.logging.log4j.util.Supplier)" class="member-name-link">getIntegerProperty</a><wbr>(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>[]&nbsp;prefixes,
  <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;key,
  <a href="Supplier.html" title="interface in org.apache.logging.log4j.util">Supplier</a>&lt;<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Integer.html" title="class or interface in java.lang" class="external-link">Integer</a>&gt;&nbsp;supplier)</code></div>
 <div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5">
 <div class="block">Retrieves a property that may be prefixed by more than one string.</div>
 </div>
 <div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5"><code>default int</code></div>
 <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5"><code><a href="#getIntegerProperty(java.lang.String,int)" class="member-name-link">getIntegerProperty</a><wbr>(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;name,
  int&nbsp;defaultValue)</code></div>
 <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5">
 <div class="block">Gets the named property as an integer.</div>
 </div>
 <div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5"><code>default int</code></div>
 <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5"><code><a href="#getIntegerProperty(org.apache.logging.log4j.util.PropertyKey,int)" class="member-name-link">getIntegerProperty</a><wbr>(<a href="PropertyKey.html" title="interface in org.apache.logging.log4j.util">PropertyKey</a>&nbsp;key,
  int&nbsp;defaultValue)</code></div>
 <div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5">
 <div class="block">Gets the named property as an integer.</div>
 </div>
 <div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5"><code>default <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Long.html" title="class or interface in java.lang" class="external-link">Long</a></code></div>
 <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5"><code><a href="#getLongProperty(java.lang.String%5B%5D,java.lang.String,org.apache.logging.log4j.util.Supplier)" class="member-name-link">getLongProperty</a><wbr>(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>[]&nbsp;prefixes,
  <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;key,
  <a href="Supplier.html" title="interface in org.apache.logging.log4j.util">Supplier</a>&lt;<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Long.html" title="class or interface in java.lang" class="external-link">Long</a>&gt;&nbsp;supplier)</code></div>
 <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5">
 <div class="block">Retrieves a property that may be prefixed by more than one string.</div>
 </div>
 <div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5"><code>default long</code></div>
 <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5"><code><a href="#getLongProperty(java.lang.String,long)" class="member-name-link">getLongProperty</a><wbr>(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;name,
  long&nbsp;defaultValue)</code></div>
 <div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5">
 <div class="block">Gets the named property as a long.</div>
 </div>
 <div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5"><code>default long</code></div>
 <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5"><code><a href="#getLongProperty(org.apache.logging.log4j.util.PropertyKey,long)" class="member-name-link">getLongProperty</a><wbr>(<a href="PropertyKey.html" title="interface in org.apache.logging.log4j.util">PropertyKey</a>&nbsp;key,
  long&nbsp;defaultValue)</code></div>
 <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5">
 <div class="block">Gets the named property as a long.</div>
 </div>
 <div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a></code></div>
 <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="#getStringProperty(java.lang.String)" class="member-name-link">getStringProperty</a><wbr>(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;name)</code></div>
 <div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3">
 <div class="block">Gets the named property as a String.</div>
 </div>
 <div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5"><code>default <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a></code></div>
 <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5"><code><a href="#getStringProperty(java.lang.String%5B%5D,java.lang.String,org.apache.logging.log4j.util.Supplier)" class="member-name-link">getStringProperty</a><wbr>(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>[]&nbsp;prefixes,
  <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;key,
  <a href="Supplier.html" title="interface in org.apache.logging.log4j.util">Supplier</a>&lt;<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&gt;&nbsp;supplier)</code></div>
 <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5">
 <div class="block">Retrieves a property that may be prefixed by more than one string.</div>
 </div>
 <div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5"><code>default <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a></code></div>
 <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5"><code><a href="#getStringProperty(java.lang.String,java.lang.String)" class="member-name-link">getStringProperty</a><wbr>(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;name,
  <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;defaultValue)</code></div>
 <div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5">
 <div class="block">Gets the named property as a String.</div>
 </div>
 <div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5"><code>default <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a></code></div>
 <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5"><code><a href="#getStringProperty(org.apache.logging.log4j.util.PropertyKey)" class="member-name-link">getStringProperty</a><wbr>(<a href="PropertyKey.html" title="interface in org.apache.logging.log4j.util">PropertyKey</a>&nbsp;key)</code></div>
 <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5">
 <div class="block">Gets the named property as a String.</div>
 </div>
 <div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5"><code>default <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a></code></div>
 <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5"><code><a href="#getStringProperty(org.apache.logging.log4j.util.PropertyKey,java.lang.String)" class="member-name-link">getStringProperty</a><wbr>(<a href="PropertyKey.html" title="interface in org.apache.logging.log4j.util">PropertyKey</a>&nbsp;key,
  <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;defaultValue)</code></div>
 <div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5">
 <div class="block">Gets the named property as a String.</div>
 </div>
 <div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code>boolean</code></div>
 <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="#hasProperty(java.lang.String)" class="member-name-link">hasProperty</a><wbr>(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;name)</code></div>
 <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3">
 <div class="block">Returns <code>true</code> if the specified property is defined, regardless of its value (it may not have a value).</div>
 </div>
 <div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5"><code>default boolean</code></div>
 <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5"><code><a href="#hasProperty(org.apache.logging.log4j.util.PropertyKey)" class="member-name-link">hasProperty</a><wbr>(<a href="PropertyKey.html" title="interface in org.apache.logging.log4j.util">PropertyKey</a>&nbsp;key)</code></div>
 <div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5">
 <div class="block">Returns <code>true</code> if the specified property is defined, regardless of its value (it may not have a value).</div>
 </div>
 <div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5"><code>default boolean</code></div>
 <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5"><code><a href="#isOsWindows()" class="member-name-link">isOsWindows</a>()</code></div>
 <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5">
 <div class="block">Returns true if system properties tell us we are running on Windows.</div>
 </div>
 <div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code>void</code></div>
 <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="#removePropertySource(org.apache.logging.log4j.util.PropertySource)" class="member-name-link">removePropertySource</a><wbr>(<a href="PropertySource.html" title="interface in org.apache.logging.log4j.util">PropertySource</a>&nbsp;propertySource)</code></div>
 <div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3">
 <div class="block">Allows a PropertySource that was added to be removed.</div>
 </div>
 </div>
 </div>
 </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="addPropertySource(org.apache.logging.log4j.util.PropertySource)">
 <h3>addPropertySource</h3>
 <div class="member-signature"><span class="return-type">void</span>&nbsp;<span class="element-name">addPropertySource</span><wbr><span class="parameters">(<a href="PropertySource.html" title="interface in org.apache.logging.log4j.util">PropertySource</a>&nbsp;propertySource)</span></div>
 <div class="block">Allows a PropertySource to be added after PropertiesUtil has been created.</div>
 <dl class="notes">
 <dt>Parameters:</dt>
 <dd><code>propertySource</code> - the PropertySource to add.</dd>
 </dl>
 </section>
 </li>
 <li>
 <section class="detail" id="removePropertySource(org.apache.logging.log4j.util.PropertySource)">
 <h3>removePropertySource</h3>
 <div class="member-signature"><span class="return-type">void</span>&nbsp;<span class="element-name">removePropertySource</span><wbr><span class="parameters">(<a href="PropertySource.html" title="interface in org.apache.logging.log4j.util">PropertySource</a>&nbsp;propertySource)</span></div>
 <div class="block">Allows a PropertySource that was added to be removed.</div>
 <dl class="notes">
 <dt>Parameters:</dt>
 <dd><code>propertySource</code> - the PropertySource to remove.</dd>
 </dl>
 </section>
 </li>
 <li>
 <section class="detail" id="hasProperty(java.lang.String)">
 <h3>hasProperty</h3>
 <div class="member-signature"><span class="return-type">boolean</span>&nbsp;<span class="element-name">hasProperty</span><wbr><span class="parameters">(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;name)</span></div>
 <div class="block">Returns <code>true</code> if the specified property is defined, regardless of its value (it may not have a value).</div>
 <dl class="notes">
 <dt>Parameters:</dt>
 <dd><code>name</code> - the name of the property to verify</dd>
 <dt>Returns:</dt>
 <dd><code>true</code> if the specified property is defined, regardless of its value</dd>
 </dl>
 </section>
 </li>
 <li>
 <section class="detail" id="hasProperty(org.apache.logging.log4j.util.PropertyKey)">
 <h3>hasProperty</h3>
 <div class="member-signature"><span class="modifiers">default</span>&nbsp;<span class="return-type">boolean</span>&nbsp;<span class="element-name">hasProperty</span><wbr><span class="parameters">(<a href="PropertyKey.html" title="interface in org.apache.logging.log4j.util">PropertyKey</a>&nbsp;key)</span></div>
 <div class="block">Returns <code>true</code> if the specified property is defined, regardless of its value (it may not have a value).</div>
 <dl class="notes">
 <dt>Parameters:</dt>
 <dd><code>key</code> - the key of the property to verify</dd>
 <dt>Returns:</dt>
 <dd><code>true</code> if the specified property is defined, regardless of its value</dd>
 </dl>
 </section>
 </li>
 <li>
 <section class="detail" id="getBooleanProperty(java.lang.String)">
 <h3>getBooleanProperty</h3>
 <div class="member-signature"><span class="modifiers">default</span>&nbsp;<span class="return-type">boolean</span>&nbsp;<span class="element-name">getBooleanProperty</span><wbr><span class="parameters">(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;name)</span></div>
 <div class="block">Gets the named property as a boolean value. If the property matches the string <code>"true"</code> (case-insensitive),
  then it is returned as the boolean value <code>true</code>. Any other non-<code>null</code> text in the property is
  considered <code>false</code>.</div>
 <dl class="notes">
 <dt>Parameters:</dt>
 <dd><code>name</code> - the name of the property to look up</dd>
 <dt>Returns:</dt>
 <dd>the boolean value of the property or <code>false</code> if undefined.</dd>
 </dl>
 </section>
 </li>
 <li>
 <section class="detail" id="getBooleanProperty(java.lang.String,boolean)">
 <h3>getBooleanProperty</h3>
 <div class="member-signature"><span class="modifiers">default</span>&nbsp;<span class="return-type">boolean</span>&nbsp;<span class="element-name">getBooleanProperty</span><wbr><span class="parameters">(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;name,
  boolean&nbsp;defaultValue)</span></div>
 <div class="block">Gets the named property as a boolean value.</div>
 <dl class="notes">
 <dt>Parameters:</dt>
 <dd><code>name</code> - the name of the property to look up</dd>
 <dd><code>defaultValue</code> - the default value to use if the property is undefined</dd>
 <dt>Returns:</dt>
 <dd>the boolean value of the property or <code>defaultValue</code> if undefined.</dd>
 </dl>
 </section>
 </li>
 <li>
 <section class="detail" id="getBooleanProperty(org.apache.logging.log4j.util.PropertyKey)">
 <h3>getBooleanProperty</h3>
 <div class="member-signature"><span class="modifiers">default</span>&nbsp;<span class="return-type">boolean</span>&nbsp;<span class="element-name">getBooleanProperty</span><wbr><span class="parameters">(<a href="PropertyKey.html" title="interface in org.apache.logging.log4j.util">PropertyKey</a>&nbsp;key)</span></div>
 <div class="block">Gets the named property as a boolean value.</div>
 <dl class="notes">
 <dt>Parameters:</dt>
 <dd><code>key</code> - the key of the property to look up</dd>
 <dt>Returns:</dt>
 <dd>the boolean value of the property or <code>defaultValue</code> if undefined.</dd>
 </dl>
 </section>
 </li>
 <li>
 <section class="detail" id="getBooleanProperty(org.apache.logging.log4j.util.PropertyKey,boolean)">
 <h3>getBooleanProperty</h3>
 <div class="member-signature"><span class="modifiers">default</span>&nbsp;<span class="return-type">boolean</span>&nbsp;<span class="element-name">getBooleanProperty</span><wbr><span class="parameters">(<a href="PropertyKey.html" title="interface in org.apache.logging.log4j.util">PropertyKey</a>&nbsp;key,
  boolean&nbsp;defaultValue)</span></div>
 <div class="block">Gets the named property as a boolean value.</div>
 <dl class="notes">
 <dt>Parameters:</dt>
 <dd><code>key</code> - the key of the property to look up</dd>
 <dd><code>defaultValue</code> - the default value to use if the property is undefined</dd>
 <dt>Returns:</dt>
 <dd>the boolean value of the property or <code>defaultValue</code> if undefined.</dd>
 </dl>
 </section>
 </li>
 <li>
 <section class="detail" id="getBooleanProperty(java.lang.String,boolean,boolean)">
 <h3>getBooleanProperty</h3>
 <div class="member-signature"><span class="modifiers">default</span>&nbsp;<span class="return-type">boolean</span>&nbsp;<span class="element-name">getBooleanProperty</span><wbr><span class="parameters">(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;name,
  boolean&nbsp;defaultValueIfAbsent,
  boolean&nbsp;defaultValueIfPresent)</span></div>
 <div class="block">Gets the named property as a boolean value.</div>
 <dl class="notes">
 <dt>Parameters:</dt>
 <dd><code>name</code> - the name of the property to look up</dd>
 <dd><code>defaultValueIfAbsent</code> - the default value to use if the property is undefined</dd>
 <dd><code>defaultValueIfPresent</code> - the default value to use if the property is defined but not assigned</dd>
 <dt>Returns:</dt>
 <dd>the boolean value of the property or <code>defaultValue</code> if undefined.</dd>
 </dl>
 </section>
 </li>
 <li>
 <section class="detail" id="getBooleanProperty(org.apache.logging.log4j.util.PropertyKey,boolean,boolean)">
 <h3>getBooleanProperty</h3>
 <div class="member-signature"><span class="modifiers">default</span>&nbsp;<span class="return-type">boolean</span>&nbsp;<span class="element-name">getBooleanProperty</span><wbr><span class="parameters">(<a href="PropertyKey.html" title="interface in org.apache.logging.log4j.util">PropertyKey</a>&nbsp;key,
  boolean&nbsp;defaultValueIfAbsent,
  boolean&nbsp;defaultValueIfPresent)</span></div>
 <div class="block">Gets the named property as a boolean value.</div>
 <dl class="notes">
 <dt>Parameters:</dt>
 <dd><code>key</code> - the key of the property to look up</dd>
 <dd><code>defaultValueIfAbsent</code> - the default value to use if the property is undefined</dd>
 <dd><code>defaultValueIfPresent</code> - the default value to use if the property is defined but not assigned</dd>
 <dt>Returns:</dt>
 <dd>the boolean value of the property or <code>defaultValue</code> if undefined.</dd>
 </dl>
 </section>
 </li>
 <li>
 <section class="detail" id="getBooleanProperty(java.lang.String[],java.lang.String,org.apache.logging.log4j.util.Supplier)">
 <h3>getBooleanProperty</h3>
 <div class="member-signature"><span class="modifiers">default</span>&nbsp;<span class="return-type"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Boolean.html" title="class or interface in java.lang" class="external-link">Boolean</a></span>&nbsp;<span class="element-name">getBooleanProperty</span><wbr><span class="parameters">(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>[]&nbsp;prefixes,
  <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;key,
  <a href="Supplier.html" title="interface in org.apache.logging.log4j.util">Supplier</a>&lt;<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Boolean.html" title="class or interface in java.lang" class="external-link">Boolean</a>&gt;&nbsp;supplier)</span></div>
 <div class="block">Retrieves a property that may be prefixed by more than one string.</div>
 <dl class="notes">
 <dt>Parameters:</dt>
 <dd><code>prefixes</code> - The array of prefixes.</dd>
 <dd><code>key</code> - The key to locate.</dd>
 <dd><code>supplier</code> - The method to call to derive the default value. If the value is null, null will be returned
  if no property is found.</dd>
 <dt>Returns:</dt>
 <dd>The value or null if it is not found.</dd>
 <dt>Since:</dt>
 <dd>2.13.0</dd>
 </dl>
 </section>
 </li>
 <li>
 <section class="detail" id="getCharsetProperty(java.lang.String)">
 <h3>getCharsetProperty</h3>
 <div class="member-signature"><span class="modifiers">default</span>&nbsp;<span class="return-type"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/nio/charset/Charset.html" title="class or interface in java.nio.charset" class="external-link">Charset</a></span>&nbsp;<span class="element-name">getCharsetProperty</span><wbr><span class="parameters">(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;name)</span></div>
 <div class="block">Gets the named property as a Charset value.</div>
 <dl class="notes">
 <dt>Parameters:</dt>
 <dd><code>name</code> - the name of the property to look up</dd>
 <dt>Returns:</dt>
 <dd>the Charset value of the property or <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/nio/charset/Charset.html#defaultCharset()" title="class or interface in java.nio.charset" class="external-link"><code>Charset.defaultCharset()</code></a> if undefined.</dd>
 </dl>
 </section>
 </li>
 <li>
 <section class="detail" id="getCharsetProperty(org.apache.logging.log4j.util.PropertyKey)">
 <h3>getCharsetProperty</h3>
 <div class="member-signature"><span class="modifiers">default</span>&nbsp;<span class="return-type"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/nio/charset/Charset.html" title="class or interface in java.nio.charset" class="external-link">Charset</a></span>&nbsp;<span class="element-name">getCharsetProperty</span><wbr><span class="parameters">(<a href="PropertyKey.html" title="interface in org.apache.logging.log4j.util">PropertyKey</a>&nbsp;key)</span></div>
 <div class="block">Gets the named property as a Charset value.</div>
 <dl class="notes">
 <dt>Parameters:</dt>
 <dd><code>key</code> - the key of the property to look up</dd>
 <dt>Returns:</dt>
 <dd>the Charset value of the property or <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/nio/charset/Charset.html#defaultCharset()" title="class or interface in java.nio.charset" class="external-link"><code>Charset.defaultCharset()</code></a> if undefined.</dd>
 </dl>
 </section>
 </li>
 <li>
 <section class="detail" id="getCharsetProperty(org.apache.logging.log4j.util.PropertyKey,java.nio.charset.Charset)">
 <h3>getCharsetProperty</h3>
 <div class="member-signature"><span class="modifiers">default</span>&nbsp;<span class="return-type"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/nio/charset/Charset.html" title="class or interface in java.nio.charset" class="external-link">Charset</a></span>&nbsp;<span class="element-name">getCharsetProperty</span><wbr><span class="parameters">(<a href="PropertyKey.html" title="interface in org.apache.logging.log4j.util">PropertyKey</a>&nbsp;key,
  <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/nio/charset/Charset.html" title="class or interface in java.nio.charset" class="external-link">Charset</a>&nbsp;defaultValue)</span></div>
 <div class="block">Gets the named property as a Charset value.</div>
 <dl class="notes">
 <dt>Parameters:</dt>
 <dd><code>key</code> - the key of the property to look up</dd>
 <dd><code>defaultValue</code> - the default value to use if the property is undefined</dd>
 <dt>Returns:</dt>
 <dd>the Charset value of the property or <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/nio/charset/Charset.html#defaultCharset()" title="class or interface in java.nio.charset" class="external-link"><code>Charset.defaultCharset()</code></a> if undefined.</dd>
 </dl>
 </section>
 </li>
 <li>
 <section class="detail" id="getCharsetProperty(java.lang.String,java.nio.charset.Charset)">
 <h3>getCharsetProperty</h3>
 <div class="member-signature"><span class="modifiers">default</span>&nbsp;<span class="return-type"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/nio/charset/Charset.html" title="class or interface in java.nio.charset" class="external-link">Charset</a></span>&nbsp;<span class="element-name">getCharsetProperty</span><wbr><span class="parameters">(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;name,
  <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/nio/charset/Charset.html" title="class or interface in java.nio.charset" class="external-link">Charset</a>&nbsp;defaultValue)</span></div>
 <div class="block">Gets the named property as a Charset value. If we cannot find the named Charset, see if it is mapped in
  file <code>Log4j-charsets.properties</code> on the class path.</div>
 <dl class="notes">
 <dt>Parameters:</dt>
 <dd><code>name</code> - the name of the property to look up</dd>
 <dd><code>defaultValue</code> - the default value to use if the property is undefined</dd>
 <dt>Returns:</dt>
 <dd>the Charset value of the property or <code>defaultValue</code> if undefined.</dd>
 </dl>
 </section>
 </li>
 <li>
 <section class="detail" id="getIntegerProperty(java.lang.String,int)">
 <h3>getIntegerProperty</h3>
 <div class="member-signature"><span class="modifiers">default</span>&nbsp;<span class="return-type">int</span>&nbsp;<span class="element-name">getIntegerProperty</span><wbr><span class="parameters">(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;name,
  int&nbsp;defaultValue)</span></div>
 <div class="block">Gets the named property as an integer.</div>
 <dl class="notes">
 <dt>Parameters:</dt>
 <dd><code>name</code> - the name of the property to look up</dd>
 <dd><code>defaultValue</code> - the default value to use if the property is undefined</dd>
 <dt>Returns:</dt>
 <dd>the parsed integer value of the property or <code>defaultValue</code> if it was undefined or could not be
  parsed.</dd>
 </dl>
 </section>
 </li>
 <li>
 <section class="detail" id="getIntegerProperty(org.apache.logging.log4j.util.PropertyKey,int)">
 <h3>getIntegerProperty</h3>
 <div class="member-signature"><span class="modifiers">default</span>&nbsp;<span class="return-type">int</span>&nbsp;<span class="element-name">getIntegerProperty</span><wbr><span class="parameters">(<a href="PropertyKey.html" title="interface in org.apache.logging.log4j.util">PropertyKey</a>&nbsp;key,
  int&nbsp;defaultValue)</span></div>
 <div class="block">Gets the named property as an integer.</div>
 <dl class="notes">
 <dt>Parameters:</dt>
 <dd><code>key</code> - the key of the property to look up</dd>
 <dd><code>defaultValue</code> - the default value to use if the property is undefined</dd>
 <dt>Returns:</dt>
 <dd>the parsed integer value of the property or <code>defaultValue</code> if it was undefined or could not be
  parsed.</dd>
 </dl>
 </section>
 </li>
 <li>
 <section class="detail" id="getIntegerProperty(java.lang.String[],java.lang.String,org.apache.logging.log4j.util.Supplier)">
 <h3>getIntegerProperty</h3>
 <div class="member-signature"><span class="modifiers">default</span>&nbsp;<span class="return-type"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Integer.html" title="class or interface in java.lang" class="external-link">Integer</a></span>&nbsp;<span class="element-name">getIntegerProperty</span><wbr><span class="parameters">(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>[]&nbsp;prefixes,
  <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;key,
  <a href="Supplier.html" title="interface in org.apache.logging.log4j.util">Supplier</a>&lt;<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Integer.html" title="class or interface in java.lang" class="external-link">Integer</a>&gt;&nbsp;supplier)</span></div>
 <div class="block">Retrieves a property that may be prefixed by more than one string.</div>
 <dl class="notes">
 <dt>Parameters:</dt>
 <dd><code>prefixes</code> - The array of prefixes.</dd>
 <dd><code>key</code> - The key to locate.</dd>
 <dd><code>supplier</code> - The method to call to derive the default value. If the value is null, null will be returned
  if no property is found.</dd>
 <dt>Returns:</dt>
 <dd>The value or null if it is not found.</dd>
 <dt>Since:</dt>
 <dd>2.13.0</dd>
 </dl>
 </section>
 </li>
 <li>
 <section class="detail" id="getLongProperty(org.apache.logging.log4j.util.PropertyKey,long)">
 <h3>getLongProperty</h3>
 <div class="member-signature"><span class="modifiers">default</span>&nbsp;<span class="return-type">long</span>&nbsp;<span class="element-name">getLongProperty</span><wbr><span class="parameters">(<a href="PropertyKey.html" title="interface in org.apache.logging.log4j.util">PropertyKey</a>&nbsp;key,
  long&nbsp;defaultValue)</span></div>
 <div class="block">Gets the named property as a long.</div>
 <dl class="notes">
 <dt>Parameters:</dt>
 <dd><code>key</code> - the key of the property to look up</dd>
 <dd><code>defaultValue</code> - the default value to use if the property is undefined</dd>
 <dt>Returns:</dt>
 <dd>the parsed long value of the property or <code>defaultValue</code> if it was undefined or could not be parsed.</dd>
 </dl>
 </section>
 </li>
 <li>
 <section class="detail" id="getLongProperty(java.lang.String,long)">
 <h3>getLongProperty</h3>
 <div class="member-signature"><span class="modifiers">default</span>&nbsp;<span class="return-type">long</span>&nbsp;<span class="element-name">getLongProperty</span><wbr><span class="parameters">(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;name,
  long&nbsp;defaultValue)</span></div>
 <div class="block">Gets the named property as a long.</div>
 <dl class="notes">
 <dt>Parameters:</dt>
 <dd><code>name</code> - the name of the property to look up</dd>
 <dd><code>defaultValue</code> - the default value to use if the property is undefined</dd>
 <dt>Returns:</dt>
 <dd>the parsed long value of the property or <code>defaultValue</code> if it was undefined or could not be parsed.</dd>
 </dl>
 </section>
 </li>
 <li>
 <section class="detail" id="getLongProperty(java.lang.String[],java.lang.String,org.apache.logging.log4j.util.Supplier)">
 <h3>getLongProperty</h3>
 <div class="member-signature"><span class="modifiers">default</span>&nbsp;<span class="return-type"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Long.html" title="class or interface in java.lang" class="external-link">Long</a></span>&nbsp;<span class="element-name">getLongProperty</span><wbr><span class="parameters">(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>[]&nbsp;prefixes,
  <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;key,
  <a href="Supplier.html" title="interface in org.apache.logging.log4j.util">Supplier</a>&lt;<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Long.html" title="class or interface in java.lang" class="external-link">Long</a>&gt;&nbsp;supplier)</span></div>
 <div class="block">Retrieves a property that may be prefixed by more than one string.</div>
 <dl class="notes">
 <dt>Parameters:</dt>
 <dd><code>prefixes</code> - The array of prefixes.</dd>
 <dd><code>key</code> - The key to locate.</dd>
 <dd><code>supplier</code> - The method to call to derive the default value. If the value is null, null will be returned
  if no property is found.</dd>
 <dt>Returns:</dt>
 <dd>The value or null if it is not found.</dd>
 <dt>Since:</dt>
 <dd>2.13.0</dd>
 </dl>
 </section>
 </li>
 <li>
 <section class="detail" id="getDurationProperty(org.apache.logging.log4j.util.PropertyKey,java.time.Duration)">
 <h3>getDurationProperty</h3>
 <div class="member-signature"><span class="modifiers">default</span>&nbsp;<span class="return-type"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/time/Duration.html" title="class or interface in java.time" class="external-link">Duration</a></span>&nbsp;<span class="element-name">getDurationProperty</span><wbr><span class="parameters">(<a href="PropertyKey.html" title="interface in org.apache.logging.log4j.util">PropertyKey</a>&nbsp;key,
  <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/time/Duration.html" title="class or interface in java.time" class="external-link">Duration</a>&nbsp;defaultValue)</span></div>
 <div class="block">Retrieves a Duration where the String is of the format nnn[unit] where nnn represents an integer value
  and unit represents a time unit.</div>
 <dl class="notes">
 <dt>Parameters:</dt>
 <dd><code>key</code> - The key for the property.</dd>
 <dd><code>defaultValue</code> - The default value.</dd>
 <dt>Returns:</dt>
 <dd>The value of the String as a Duration or the default value, which may be null.</dd>
 <dt>Since:</dt>
 <dd>2.13.0</dd>
 </dl>
 </section>
 </li>
 <li>
 <section class="detail" id="getDurationProperty(java.lang.String,java.time.Duration)">
 <h3>getDurationProperty</h3>
 <div class="member-signature"><span class="modifiers">default</span>&nbsp;<span class="return-type"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/time/Duration.html" title="class or interface in java.time" class="external-link">Duration</a></span>&nbsp;<span class="element-name">getDurationProperty</span><wbr><span class="parameters">(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;name,
  <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/time/Duration.html" title="class or interface in java.time" class="external-link">Duration</a>&nbsp;defaultValue)</span></div>
 <div class="block">Retrieves a Duration where the String is of the format nnn[unit] where nnn represents an integer value
  and unit represents a time unit.</div>
 <dl class="notes">
 <dt>Parameters:</dt>
 <dd><code>name</code> - The property name.</dd>
 <dd><code>defaultValue</code> - The default value.</dd>
 <dt>Returns:</dt>
 <dd>The value of the String as a Duration or the default value, which may be null.</dd>
 <dt>Since:</dt>
 <dd>2.13.0</dd>
 </dl>
 </section>
 </li>
 <li>
 <section class="detail" id="getDurationProperty(java.lang.String[],java.lang.String,org.apache.logging.log4j.util.Supplier)">
 <h3>getDurationProperty</h3>
 <div class="member-signature"><span class="modifiers">default</span>&nbsp;<span class="return-type"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/time/Duration.html" title="class or interface in java.time" class="external-link">Duration</a></span>&nbsp;<span class="element-name">getDurationProperty</span><wbr><span class="parameters">(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>[]&nbsp;prefixes,
  <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;key,
  <a href="Supplier.html" title="interface in org.apache.logging.log4j.util">Supplier</a>&lt;<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/time/Duration.html" title="class or interface in java.time" class="external-link">Duration</a>&gt;&nbsp;supplier)</span></div>
 <div class="block">Retrieves a property that may be prefixed by more than one string.</div>
 <dl class="notes">
 <dt>Parameters:</dt>
 <dd><code>prefixes</code> - The array of prefixes.</dd>
 <dd><code>key</code> - The key to locate.</dd>
 <dd><code>supplier</code> - The method to call to derive the default value. If the value is null, null will be returned
  if no property is found.</dd>
 <dt>Returns:</dt>
 <dd>The value or null if it is not found.</dd>
 <dt>Since:</dt>
 <dd>2.13.0</dd>
 </dl>
 </section>
 </li>
 <li>
 <section class="detail" id="getStringProperty(java.lang.String[],java.lang.String,org.apache.logging.log4j.util.Supplier)">
 <h3>getStringProperty</h3>
 <div class="member-signature"><span class="modifiers">default</span>&nbsp;<span class="return-type"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a></span>&nbsp;<span class="element-name">getStringProperty</span><wbr><span class="parameters">(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>[]&nbsp;prefixes,
  <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;key,
  <a href="Supplier.html" title="interface in org.apache.logging.log4j.util">Supplier</a>&lt;<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&gt;&nbsp;supplier)</span></div>
 <div class="block">Retrieves a property that may be prefixed by more than one string.</div>
 <dl class="notes">
 <dt>Parameters:</dt>
 <dd><code>prefixes</code> - The array of prefixes.</dd>
 <dd><code>key</code> - The key to locate.</dd>
 <dd><code>supplier</code> - The method to call to derive the default value. If the value is null, null will be returned
  if no property is found.</dd>
 <dt>Returns:</dt>
 <dd>The value or null if it is not found.</dd>
 <dt>Since:</dt>
 <dd>2.13.0</dd>
 </dl>
 </section>
 </li>
 <li>
 <section class="detail" id="getStringProperty(org.apache.logging.log4j.util.PropertyKey)">
 <h3>getStringProperty</h3>
 <div class="member-signature"><span class="modifiers">default</span>&nbsp;<span class="return-type"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a></span>&nbsp;<span class="element-name">getStringProperty</span><wbr><span class="parameters">(<a href="PropertyKey.html" title="interface in org.apache.logging.log4j.util">PropertyKey</a>&nbsp;key)</span></div>
 <div class="block">Gets the named property as a String.</div>
 <dl class="notes">
 <dt>Parameters:</dt>
 <dd><code>key</code> - the key of the property to look up</dd>
 <dt>Returns:</dt>
 <dd>the String value of the property or <code>null</code> if undefined.</dd>
 </dl>
 </section>
 </li>
 <li>
 <section class="detail" id="getStringProperty(java.lang.String)">
 <h3>getStringProperty</h3>
 <div class="member-signature"><span class="return-type"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a></span>&nbsp;<span class="element-name">getStringProperty</span><wbr><span class="parameters">(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;name)</span></div>
 <div class="block">Gets the named property as a String.</div>
 <dl class="notes">
 <dt>Parameters:</dt>
 <dd><code>name</code> - the name of the property to look up</dd>
 <dt>Returns:</dt>
 <dd>the String value of the property or <code>null</code> if undefined.</dd>
 </dl>
 </section>
 </li>
 <li>
 <section class="detail" id="getStringProperty(org.apache.logging.log4j.util.PropertyKey,java.lang.String)">
 <h3>getStringProperty</h3>
 <div class="member-signature"><span class="modifiers">default</span>&nbsp;<span class="return-type"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a></span>&nbsp;<span class="element-name">getStringProperty</span><wbr><span class="parameters">(<a href="PropertyKey.html" title="interface in org.apache.logging.log4j.util">PropertyKey</a>&nbsp;key,
  <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;defaultValue)</span></div>
 <div class="block">Gets the named property as a String.</div>
 <dl class="notes">
 <dt>Parameters:</dt>
 <dd><code>key</code> - the key of the property to look up</dd>
 <dd><code>defaultValue</code> - the default value to use if the property is undefined</dd>
 <dt>Returns:</dt>
 <dd>the String value of the property or <code>defaultValue</code> if undefined.</dd>
 </dl>
 </section>
 </li>
 <li>
 <section class="detail" id="getStringProperty(java.lang.String,java.lang.String)">
 <h3>getStringProperty</h3>
 <div class="member-signature"><span class="modifiers">default</span>&nbsp;<span class="return-type"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a></span>&nbsp;<span class="element-name">getStringProperty</span><wbr><span class="parameters">(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;name,
  <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;defaultValue)</span></div>
 <div class="block">Gets the named property as a String.</div>
 <dl class="notes">
 <dt>Parameters:</dt>
 <dd><code>name</code> - the name of the property to look up</dd>
 <dd><code>defaultValue</code> - the default value to use if the property is undefined</dd>
 <dt>Returns:</dt>
 <dd>the String value of the property or <code>defaultValue</code> if undefined.</dd>
 </dl>
 </section>
 </li>
 <li>
 <section class="detail" id="isOsWindows()">
 <h3>isOsWindows</h3>
 <div class="member-signature"><span class="modifiers">default</span>&nbsp;<span class="return-type">boolean</span>&nbsp;<span class="element-name">isOsWindows</span>()</div>
 <div class="block">Returns true if system properties tell us we are running on Windows.</div>
 <dl class="notes">
 <dt>Returns:</dt>
 <dd>true if system properties tell us we are running on Windows.</dd>
 </dl>
 </section>
 </li>
 </ul>
 </section>
 </li>
 </ul>
 </section>
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