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<div class="subTitle">org.apache.logging.log4j.core.util</div>
<h2 title="Interface Builder" class="title">Interface Builder&lt;T&gt;</h2>
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<dt><span class="paramLabel">Type Parameters:</span></dt>
<dd><code>T</code> - This builder creates instances of this class.</dd>
</dl>
<dl>
<dt>All Known Subinterfaces:</dt>
<dd><a href="../../../../../../org/apache/logging/log4j/core/config/builder/api/AppenderComponentBuilder.html" title="interface in org.apache.logging.log4j.core.config.builder.api">AppenderComponentBuilder</a>, <a href="../../../../../../org/apache/logging/log4j/core/config/builder/api/AppenderRefComponentBuilder.html" title="interface in org.apache.logging.log4j.core.config.builder.api">AppenderRefComponentBuilder</a>, <a href="../../../../../../org/apache/logging/log4j/core/config/builder/api/ComponentBuilder.html" title="interface in org.apache.logging.log4j.core.config.builder.api">ComponentBuilder</a>&lt;T&gt;, <a href="../../../../../../org/apache/logging/log4j/core/config/builder/api/CompositeFilterComponentBuilder.html" title="interface in org.apache.logging.log4j.core.config.builder.api">CompositeFilterComponentBuilder</a>, <a href="../../../../../../org/apache/logging/log4j/core/config/builder/api/ConfigurationBuilder.html" title="interface in org.apache.logging.log4j.core.config.builder.api">ConfigurationBuilder</a>&lt;T&gt;, <a href="../../../../../../org/apache/logging/log4j/core/config/builder/api/CustomLevelComponentBuilder.html" title="interface in org.apache.logging.log4j.core.config.builder.api">CustomLevelComponentBuilder</a>, <a href="../../../../../../org/apache/logging/log4j/core/config/builder/api/FilterableComponentBuilder.html" title="interface in org.apache.logging.log4j.core.config.builder.api">FilterableComponentBuilder</a>&lt;T&gt;, <a href="../../../../../../org/apache/logging/log4j/core/config/builder/api/FilterComponentBuilder.html" title="interface in org.apache.logging.log4j.core.config.builder.api">FilterComponentBuilder</a>, <a href="../../../../../../org/apache/logging/log4j/core/config/builder/api/KeyValuePairComponentBuilder.html" title="interface in org.apache.logging.log4j.core.config.builder.api">KeyValuePairComponentBuilder</a>, <a href="../../../../../../org/apache/logging/log4j/core/config/builder/api/LayoutComponentBuilder.html" title="interface in org.apache.logging.log4j.core.config.builder.api">LayoutComponentBuilder</a>, <a href="../../../../../../org/apache/logging/log4j/core/config/builder/api/LoggableComponentBuilder.html" title="interface in org.apache.logging.log4j.core.config.builder.api">LoggableComponentBuilder</a>&lt;T&gt;, <a href="../../../../../../org/apache/logging/log4j/core/config/builder/api/LoggerComponentBuilder.html" title="interface in org.apache.logging.log4j.core.config.builder.api">LoggerComponentBuilder</a>, <a href="../../../../../../org/apache/logging/log4j/core/config/builder/api/PropertyComponentBuilder.html" title="interface in org.apache.logging.log4j.core.config.builder.api">PropertyComponentBuilder</a>, <a href="../../../../../../org/apache/logging/log4j/core/config/builder/api/RootLoggerComponentBuilder.html" title="interface in org.apache.logging.log4j.core.config.builder.api">RootLoggerComponentBuilder</a>, <a href="../../../../../../org/apache/logging/log4j/core/config/builder/api/ScriptComponentBuilder.html" title="interface in org.apache.logging.log4j.core.config.builder.api">ScriptComponentBuilder</a>, <a href="../../../../../../org/apache/logging/log4j/core/config/builder/api/ScriptFileComponentBuilder.html" title="interface in org.apache.logging.log4j.core.config.builder.api">ScriptFileComponentBuilder</a></dd>
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<dt>All Known Implementing Classes:</dt>
<dd><a href="../../../../../../org/apache/logging/log4j/core/appender/AppenderSet.Builder.html" title="class in org.apache.logging.log4j.core.appender">AppenderSet.Builder</a>, <a href="../../../../../../org/apache/logging/log4j/core/appender/AsyncAppender.Builder.html" title="class in org.apache.logging.log4j.core.appender">AsyncAppender.Builder</a>, <a href="../../../../../../org/apache/logging/log4j/core/filter/BurstFilter.Builder.html" title="class in org.apache.logging.log4j.core.filter">BurstFilter.Builder</a>, <a href="../../../../../../org/apache/logging/log4j/core/appender/db/jdbc/ColumnConfig.Builder.html" title="class in org.apache.logging.log4j.core.appender.db.jdbc">ColumnConfig.Builder</a>, <a href="../../../../../../org/apache/logging/log4j/core/appender/db/ColumnMapping.Builder.html" title="class in org.apache.logging.log4j.core.appender.db">ColumnMapping.Builder</a>, <a href="../../../../../../org/apache/logging/log4j/core/appender/ConsoleAppender.Builder.html" title="class in org.apache.logging.log4j.core.appender">ConsoleAppender.Builder</a>, <a href="../../../../../../org/apache/logging/log4j/core/config/builder/impl/DefaultConfigurationBuilder.html" title="class in org.apache.logging.log4j.core.config.builder.impl">DefaultConfigurationBuilder</a>, <a href="../../../../../../org/apache/logging/log4j/core/appender/rolling/DefaultRolloverStrategy.Builder.html" title="class in org.apache.logging.log4j.core.appender.rolling">DefaultRolloverStrategy.Builder</a>, <a href="../../../../../../org/apache/logging/log4j/core/filter/DenyAllFilter.Builder.html" title="class in org.apache.logging.log4j.core.filter">DenyAllFilter.Builder</a>, <a href="../../../../../../org/apache/logging/log4j/core/appender/rolling/DirectWriteRolloverStrategy.Builder.html" title="class in org.apache.logging.log4j.core.appender.rolling">DirectWriteRolloverStrategy.Builder</a>, <a href="../../../../../../org/apache/logging/log4j/core/appender/db/jdbc/DriverManagerConnectionSource.Builder.html" title="class in org.apache.logging.log4j.core.appender.db.jdbc">DriverManagerConnectionSource.Builder</a>, <a href="../../../../../../org/apache/logging/log4j/core/appender/FileAppender.Builder.html" title="class in org.apache.logging.log4j.core.appender">FileAppender.Builder</a>, <a href="../../../../../../org/apache/logging/log4j/core/layout/GelfLayout.Builder.html" title="class in org.apache.logging.log4j.core.layout">GelfLayout.Builder</a>, <a href="../../../../../../org/apache/logging/log4j/core/layout/HtmlLayout.Builder.html" title="class in org.apache.logging.log4j.core.layout">HtmlLayout.Builder</a>, <a href="../../../../../../org/apache/logging/log4j/core/appender/HttpAppender.Builder.html" title="class in org.apache.logging.log4j.core.appender">HttpAppender.Builder</a>, <a href="../../../../../../org/apache/logging/log4j/core/appender/db/jdbc/JdbcAppender.Builder.html" title="class in org.apache.logging.log4j.core.appender.db.jdbc">JdbcAppender.Builder</a>, <a href="../../../../../../org/apache/logging/log4j/core/appender/mom/JmsAppender.Builder.html" title="class in org.apache.logging.log4j.core.appender.mom">JmsAppender.Builder</a>, <a href="../../../../../../org/apache/logging/log4j/core/layout/JsonLayout.Builder.html" title="class in org.apache.logging.log4j.core.layout">JsonLayout.Builder</a>, <a href="../../../../../../org/apache/logging/log4j/core/appender/mom/kafka/KafkaAppender.Builder.html" title="class in org.apache.logging.log4j.core.appender.mom.kafka">KafkaAppender.Builder</a>, <a href="../../../../../../org/apache/logging/log4j/core/util/KeyValuePair.Builder.html" title="class in org.apache.logging.log4j.core.util">KeyValuePair.Builder</a>, <a href="../../../../../../org/apache/logging/log4j/core/filter/LevelMatchFilter.Builder.html" 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href="../../../../../../org/apache/logging/log4j/core/appender/RollingFileAppender.Builder.html" title="class in org.apache.logging.log4j.core.appender">RollingFileAppender.Builder</a>, <a href="../../../../../../org/apache/logging/log4j/core/appender/RollingRandomAccessFileAppender.Builder.html" title="class in org.apache.logging.log4j.core.appender">RollingRandomAccessFileAppender.Builder</a>, <a href="../../../../../../org/apache/logging/log4j/core/appender/routing/Routes.Builder.html" title="class in org.apache.logging.log4j.core.appender.routing">Routes.Builder</a>, <a href="../../../../../../org/apache/logging/log4j/core/appender/routing/RoutingAppender.Builder.html" title="class in org.apache.logging.log4j.core.appender.routing">RoutingAppender.Builder</a>, <a href="../../../../../../org/apache/logging/log4j/core/appender/ScriptAppenderSelector.Builder.html" title="class in org.apache.logging.log4j.core.appender">ScriptAppenderSelector.Builder</a>, <a 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org.apache.logging.log4j.core.filter">StringMatchFilter.Builder</a>, <a href="../../../../../../org/apache/logging/log4j/core/appender/SyslogAppender.Builder.html" title="class in org.apache.logging.log4j.core.appender">SyslogAppender.Builder</a>, <a href="../../../../../../org/apache/logging/log4j/core/layout/SyslogLayout.Builder.html" title="class in org.apache.logging.log4j.core.layout">SyslogLayout.Builder</a>, <a href="../../../../../../org/apache/logging/log4j/core/appender/rolling/TimeBasedTriggeringPolicy.Builder.html" title="class in org.apache.logging.log4j.core.appender.rolling">TimeBasedTriggeringPolicy.Builder</a>, <a href="../../../../../../org/apache/logging/log4j/core/appender/WriterAppender.Builder.html" title="class in org.apache.logging.log4j.core.appender">WriterAppender.Builder</a>, <a href="../../../../../../org/apache/logging/log4j/core/layout/XmlLayout.Builder.html" title="class in org.apache.logging.log4j.core.layout">XmlLayout.Builder</a>, <a href="../../../../../../org/apache/logging/log4j/core/layout/YamlLayout.Builder.html" title="class in org.apache.logging.log4j.core.layout">YamlLayout.Builder</a></dd>
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<pre>public interface <a href="../../../../../../src-html/org/apache/logging/log4j/core/util/Builder.html#line.34">Builder</a>&lt;T&gt;</pre>
<div class="block">A type of builder that can be used to configure and create a instances using a Java DSL instead of
through a configuration file. These builders are primarily useful for internal code and unit tests, but they can
technically be used as a verbose alternative to configuration files.
<p>
When creating <em>plugin</em> builders, it is customary to create the builder class as a public static inner class
called <code>Builder</code>. For instance, the builder class for
<a href="../../../../../../org/apache/logging/log4j/core/layout/PatternLayout.html" title="class in org.apache.logging.log4j.core.layout"><code>PatternLayout</code></a> would be
<code>PatternLayout.Builder</code>.
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<caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd">&nbsp;</span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">Instance Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t3" class="tableTab"><span><a href="javascript:show(4);">Abstract Methods</a></span><span class="tabEnd">&nbsp;</span></span></caption>
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<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Method and Description</th>
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<td class="colFirst"><code><a href="../../../../../../org/apache/logging/log4j/core/util/Builder.html" title="type parameter in Builder">T</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/logging/log4j/core/util/Builder.html#build--">build</a></span>()</code>
<div class="block">Builds the object after all configuration has been set.</div>
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<h4>build</h4>
<pre><a href="../../../../../../org/apache/logging/log4j/core/util/Builder.html" title="type parameter in Builder">T</a>&nbsp;<a href="../../../../../../src-html/org/apache/logging/log4j/core/util/Builder.html#line.44">build</a>()</pre>
<div class="block">Builds the object after all configuration has been set. This will use default values for any
unspecified attributes for the object.</div>
<dl>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the configured instance.</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="../../../../../../org/apache/logging/log4j/core/config/ConfigurationException.html" title="class in org.apache.logging.log4j.core.config">ConfigurationException</a></code> - if there was an error building the
object.</dd>
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