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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
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<h1 class="title">Apache Log4j 2 2.10.0 API</h1>
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<caption><span>Packages</span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colFirst" scope="col">Package</th>
<th class="colLast" scope="col">Description</th>
</tr>
<tbody>
<tr class="altColor">
<th class="colFirst" scope="row"><a href="org/apache/log4j/package-summary.html">org.apache.log4j</a></th>
<td class="colLast">
<div class="block">Log4j 1.x compatibility layer.</div>
</td>
</tr>
<tr class="rowColor">
<th class="colFirst" scope="row"><a href="org/apache/log4j/config/package-summary.html">org.apache.log4j.config</a></th>
<td class="colLast">
<div class="block">Log4j 1.x compatibility layer.</div>
</td>
</tr>
<tr class="altColor">
<th class="colFirst" scope="row"><a href="org/apache/log4j/helpers/package-summary.html">org.apache.log4j.helpers</a></th>
<td class="colLast">
<div class="block">Log4j 1.x compatibility layer.</div>
</td>
</tr>
<tr class="rowColor">
<th class="colFirst" scope="row"><a href="org/apache/log4j/layout/package-summary.html">org.apache.log4j.layout</a></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr class="altColor">
<th class="colFirst" scope="row"><a href="org/apache/log4j/pattern/package-summary.html">org.apache.log4j.pattern</a></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr class="rowColor">
<th class="colFirst" scope="row"><a href="org/apache/log4j/spi/package-summary.html">org.apache.log4j.spi</a></th>
<td class="colLast">
<div class="block">Log4j 1.x compatibility layer.</div>
</td>
</tr>
<tr class="altColor">
<th class="colFirst" scope="row"><a href="org/apache/log4j/xml/package-summary.html">org.apache.log4j.xml</a></th>
<td class="colLast">
<div class="block">Log4j 1.x compatibility layer.</div>
</td>
</tr>
<tr class="rowColor">
<th class="colFirst" scope="row"><a href="org/apache/logging/log4j/package-summary.html">org.apache.logging.log4j</a></th>
<td class="colLast">
<div class="block">Public API for Log4j 2.</div>
</td>
</tr>
<tr class="altColor">
<th class="colFirst" scope="row"><a href="org/apache/logging/log4j/core/package-summary.html">org.apache.logging.log4j.core</a></th>
<td class="colLast">
<div class="block">Implementation of Log4j 2.</div>
</td>
</tr>
<tr class="rowColor">
<th class="colFirst" scope="row"><a href="org/apache/logging/log4j/core/appender/package-summary.html">org.apache.logging.log4j.core.appender</a></th>
<td class="colLast">
<div class="block">Log4j 2 Appenders.</div>
</td>
</tr>
<tr class="altColor">
<th class="colFirst" scope="row"><a href="org/apache/logging/log4j/core/appender/db/package-summary.html">org.apache.logging.log4j.core.appender.db</a></th>
<td class="colLast">
<div class="block">The classes in this package and sub packages provide appenders for various types of databases and methods for
 accessing databases.</div>
</td>
</tr>
<tr class="rowColor">
<th class="colFirst" scope="row"><a href="org/apache/logging/log4j/core/appender/db/jdbc/package-summary.html">org.apache.logging.log4j.core.appender.db.jdbc</a></th>
<td class="colLast">
<div class="block">The JDBC Appender supports writing log events to a relational database using standard JDBC connections.</div>
</td>
</tr>
<tr class="altColor">
<th class="colFirst" scope="row"><a href="org/apache/logging/log4j/core/appender/db/jpa/package-summary.html">org.apache.logging.log4j.core.appender.db.jpa</a></th>
<td class="colLast">
<div class="block">The JPA Appender supports writing log events to a relational database using the Java Persistence API.</div>
</td>
</tr>
<tr class="rowColor">
<th class="colFirst" scope="row"><a href="org/apache/logging/log4j/core/appender/db/jpa/converter/package-summary.html">org.apache.logging.log4j.core.appender.db.jpa.converter</a></th>
<td class="colLast">
<div class="block">The converters in this package implement the JPA 2.1 mechanism for converting non-standard types to and from
 database fields.</div>
</td>
</tr>
<tr class="altColor">
<th class="colFirst" scope="row"><a href="org/apache/logging/log4j/core/appender/mom/package-summary.html">org.apache.logging.log4j.core.appender.mom</a></th>
<td class="colLast">
<div class="block">Message oriented middleware appenders.</div>
</td>
</tr>
<tr class="rowColor">
<th class="colFirst" scope="row"><a href="org/apache/logging/log4j/core/appender/mom/jeromq/package-summary.html">org.apache.logging.log4j.core.appender.mom.jeromq</a></th>
<td class="colLast">
<div class="block">Classes and interfaces for ZeroMQ/JeroMQ support.</div>
</td>
</tr>
<tr class="altColor">
<th class="colFirst" scope="row"><a href="org/apache/logging/log4j/core/appender/nosql/package-summary.html">org.apache.logging.log4j.core.appender.nosql</a></th>
<td class="colLast">
<div class="block">The NoSQL Appender supports writing log events to NoSQL databases.</div>
</td>
</tr>
<tr class="rowColor">
<th class="colFirst" scope="row"><a href="org/apache/logging/log4j/core/appender/rewrite/package-summary.html">org.apache.logging.log4j.core.appender.rewrite</a></th>
<td class="colLast">
<div class="block">Apache Flume Appender.</div>
</td>
</tr>
<tr class="altColor">
<th class="colFirst" scope="row"><a href="org/apache/logging/log4j/core/appender/rolling/package-summary.html">org.apache.logging.log4j.core.appender.rolling</a></th>
<td class="colLast">
<div class="block">Rolling File Appender and support classes.</div>
</td>
</tr>
<tr class="rowColor">
<th class="colFirst" scope="row"><a href="org/apache/logging/log4j/core/appender/rolling/action/package-summary.html">org.apache.logging.log4j.core.appender.rolling.action</a></th>
<td class="colLast">
<div class="block">Support classes for the Rolling File Appender.</div>
</td>
</tr>
<tr class="altColor">
<th class="colFirst" scope="row"><a href="org/apache/logging/log4j/core/appender/routing/package-summary.html">org.apache.logging.log4j.core.appender.routing</a></th>
<td class="colLast">
<div class="block">Apache Flume Appender.</div>
</td>
</tr>
<tr class="rowColor">
<th class="colFirst" scope="row"><a href="org/apache/logging/log4j/core/async/package-summary.html">org.apache.logging.log4j.core.async</a></th>
<td class="colLast">
<div class="block">Provides Asynchronous Logger classes and interfaces for low-latency logging.</div>
</td>
</tr>
<tr class="altColor">
<th class="colFirst" scope="row"><a href="org/apache/logging/log4j/core/config/package-summary.html">org.apache.logging.log4j.core.config</a></th>
<td class="colLast">
<div class="block">Configuration of Log4j 2.</div>
</td>
</tr>
<tr class="rowColor">
<th class="colFirst" scope="row"><a href="org/apache/logging/log4j/core/config/builder/api/package-summary.html">org.apache.logging.log4j.core.config.builder.api</a></th>
<td class="colLast">
<div class="block">Configuration Builder API for programmatically configuring Log4j.</div>
</td>
</tr>
<tr class="altColor">
<th class="colFirst" scope="row"><a href="org/apache/logging/log4j/core/config/builder/impl/package-summary.html">org.apache.logging.log4j.core.config.builder.impl</a></th>
<td class="colLast">
<div class="block">Configuration Builder Implementation.</div>
</td>
</tr>
<tr class="rowColor">
<th class="colFirst" scope="row"><a href="org/apache/logging/log4j/core/config/composite/package-summary.html">org.apache.logging.log4j.core.config.composite</a></th>
<td class="colLast">
<div class="block">Support for composite configurations.</div>
</td>
</tr>
<tr class="altColor">
<th class="colFirst" scope="row"><a href="org/apache/logging/log4j/core/config/json/package-summary.html">org.apache.logging.log4j.core.config.json</a></th>
<td class="colLast">
<div class="block">Classes and interfaces supporting configuration of Log4j 2 with JSON.</div>
</td>
</tr>
<tr class="rowColor">
<th class="colFirst" scope="row"><a href="org/apache/logging/log4j/core/config/plugins/package-summary.html">org.apache.logging.log4j.core.config.plugins</a></th>
<td class="colLast">
<div class="block">Annotations for Log4j 2 plugins.</div>
</td>
</tr>
<tr class="altColor">
<th class="colFirst" scope="row"><a href="org/apache/logging/log4j/core/config/plugins/convert/package-summary.html">org.apache.logging.log4j.core.config.plugins.convert</a></th>
<td class="colLast">
<div class="block">TypeConverter plugins for converter strings into various types.</div>
</td>
</tr>
<tr class="rowColor">
<th class="colFirst" scope="row"><a href="org/apache/logging/log4j/core/config/plugins/processor/package-summary.html">org.apache.logging.log4j.core.config.plugins.processor</a></th>
<td class="colLast">
<div class="block">Java annotation processor for pre-scanning Log4j 2 plugins.</div>
</td>
</tr>
<tr class="altColor">
<th class="colFirst" scope="row"><a href="org/apache/logging/log4j/core/config/plugins/util/package-summary.html">org.apache.logging.log4j.core.config.plugins.util</a></th>
<td class="colLast">
<div class="block">Utility and manager classes for Log4j 2 plugins.</div>
</td>
</tr>
<tr class="rowColor">
<th class="colFirst" scope="row"><a href="org/apache/logging/log4j/core/config/plugins/validation/package-summary.html">org.apache.logging.log4j.core.config.plugins.validation</a></th>
<td class="colLast">
<div class="block">Constraint validators for plugin factory methods.</div>
</td>
</tr>
<tr class="altColor">
<th class="colFirst" scope="row"><a href="org/apache/logging/log4j/core/config/plugins/validation/constraints/package-summary.html">org.apache.logging.log4j.core.config.plugins.validation.constraints</a></th>
<td class="colLast">
<div class="block">Validation annotations.</div>
</td>
</tr>
<tr class="rowColor">
<th class="colFirst" scope="row"><a href="org/apache/logging/log4j/core/config/plugins/validation/validators/package-summary.html">org.apache.logging.log4j.core.config.plugins.validation.validators</a></th>
<td class="colLast">
<div class="block">ConstraintValidator implementations for the constraint annotations.</div>
</td>
</tr>
<tr class="altColor">
<th class="colFirst" scope="row"><a href="org/apache/logging/log4j/core/config/plugins/visitors/package-summary.html">org.apache.logging.log4j.core.config.plugins.visitors</a></th>
<td class="colLast">
<div class="block">Visitor classes for extracting values from a Configuration or Node corresponding to a plugin annotation.</div>
</td>
</tr>
<tr class="rowColor">
<th class="colFirst" scope="row"><a href="org/apache/logging/log4j/core/config/properties/package-summary.html">org.apache.logging.log4j.core.config.properties</a></th>
<td class="colLast">
<div class="block">Configuration using Properties files.</div>
</td>
</tr>
<tr class="altColor">
<th class="colFirst" scope="row"><a href="org/apache/logging/log4j/core/config/status/package-summary.html">org.apache.logging.log4j.core.config.status</a></th>
<td class="colLast">
<div class="block">Configuration classes for the <a href="org/apache/logging/log4j/status/StatusLogger.html" title="class in org.apache.logging.log4j.status"><code>StatusLogger</code></a> API.</div>
</td>
</tr>
<tr class="rowColor">
<th class="colFirst" scope="row"><a href="org/apache/logging/log4j/core/config/xml/package-summary.html">org.apache.logging.log4j.core.config.xml</a></th>
<td class="colLast">
<div class="block">Classes and interfaces supporting configuration of Log4j 2 with XML.</div>
</td>
</tr>
<tr class="altColor">
<th class="colFirst" scope="row"><a href="org/apache/logging/log4j/core/config/yaml/package-summary.html">org.apache.logging.log4j.core.config.yaml</a></th>
<td class="colLast">
<div class="block">Classes and interfaces supporting configuration of Log4j 2 with YAML.</div>
</td>
</tr>
<tr class="rowColor">
<th class="colFirst" scope="row"><a href="org/apache/logging/log4j/core/filter/package-summary.html">org.apache.logging.log4j.core.filter</a></th>
<td class="colLast">
<div class="block">Log4j 2 Filter support.</div>
</td>
</tr>
<tr class="altColor">
<th class="colFirst" scope="row"><a href="org/apache/logging/log4j/core/impl/package-summary.html">org.apache.logging.log4j.core.impl</a></th>
<td class="colLast">
<div class="block">Log4j 2 private implementation classes.</div>
</td>
</tr>
<tr class="rowColor">
<th class="colFirst" scope="row"><a href="org/apache/logging/log4j/core/jackson/package-summary.html">org.apache.logging.log4j.core.jackson</a></th>
<td class="colLast">
<div class="block">Classes and interfaces for serializing and deserializing Log4j 2 log events to XML and JSON using the Jackson
 library.</div>
</td>
</tr>
<tr class="altColor">
<th class="colFirst" scope="row"><a href="org/apache/logging/log4j/core/jmx/package-summary.html">org.apache.logging.log4j.core.jmx</a></th>
<td class="colLast">
<div class="block">Log4j 2 JMX support.</div>
</td>
</tr>
<tr class="rowColor">
<th class="colFirst" scope="row"><a href="org/apache/logging/log4j/core/layout/package-summary.html">org.apache.logging.log4j.core.layout</a></th>
<td class="colLast">
<div class="block">Log4j 2 Layout support.</div>
</td>
</tr>
<tr class="altColor">
<th class="colFirst" scope="row"><a href="org/apache/logging/log4j/core/lookup/package-summary.html">org.apache.logging.log4j.core.lookup</a></th>
<td class="colLast">
<div class="block">Log4j 2 Lookups.</div>
</td>
</tr>
<tr class="rowColor">
<th class="colFirst" scope="row"><a href="org/apache/logging/log4j/core/message/package-summary.html">org.apache.logging.log4j.core.message</a></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr class="altColor">
<th class="colFirst" scope="row"><a href="org/apache/logging/log4j/core/net/package-summary.html">org.apache.logging.log4j.core.net</a></th>
<td class="colLast">
<div class="block">Log4j 2 network support.</div>
</td>
</tr>
<tr class="rowColor">
<th class="colFirst" scope="row"><a href="org/apache/logging/log4j/core/net/ssl/package-summary.html">org.apache.logging.log4j.core.net.ssl</a></th>
<td class="colLast">
<div class="block">Log4j 2 SSL support</div>
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<th class="colFirst" scope="row"><a href="org/apache/logging/log4j/core/osgi/package-summary.html">org.apache.logging.log4j.core.osgi</a></th>
<td class="colLast">
<div class="block">Collection of OSGi-specific classes for bundles.</div>
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<th class="colFirst" scope="row"><a href="org/apache/logging/log4j/core/parser/package-summary.html">org.apache.logging.log4j.core.parser</a></th>
<td class="colLast">
<div class="block">Parsers for the output of various layouts.</div>
</td>
</tr>
<tr class="altColor">
<th class="colFirst" scope="row"><a href="org/apache/logging/log4j/core/pattern/package-summary.html">org.apache.logging.log4j.core.pattern</a></th>
<td class="colLast">
<div class="block">Provides classes implementing format specifiers in conversion patterns.</div>
</td>
</tr>
<tr class="rowColor">
<th class="colFirst" scope="row"><a href="org/apache/logging/log4j/core/script/package-summary.html">org.apache.logging.log4j.core.script</a></th>
<td class="colLast">
<div class="block">Log4j 2 Script support.</div>
</td>
</tr>
<tr class="altColor">
<th class="colFirst" scope="row"><a href="org/apache/logging/log4j/core/selector/package-summary.html">org.apache.logging.log4j.core.selector</a></th>
<td class="colLast">
<div class="block">Log4j 2 Context Selectors.</div>
</td>
</tr>
<tr class="rowColor">
<th class="colFirst" scope="row"><a href="org/apache/logging/log4j/core/tools/package-summary.html">org.apache.logging.log4j.core.tools</a></th>
<td class="colLast">
<div class="block">Log4j 2 command line tools.</div>
</td>
</tr>
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<th class="colFirst" scope="row"><a href="org/apache/logging/log4j/core/tools/picocli/package-summary.html">org.apache.logging.log4j.core.tools.picocli</a></th>
<td class="colLast">&nbsp;</td>
</tr>
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<th class="colFirst" scope="row"><a href="org/apache/logging/log4j/core/util/package-summary.html">org.apache.logging.log4j.core.util</a></th>
<td class="colLast">
<div class="block">Log4j 2 helper classes.</div>
</td>
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<tr class="altColor">
<th class="colFirst" scope="row"><a href="org/apache/logging/log4j/core/util/datetime/package-summary.html">org.apache.logging.log4j.core.util.datetime</a></th>
<td class="colLast">
<div class="block">Log4j 2 date formatting classes.</div>
</td>
</tr>
<tr class="rowColor">
<th class="colFirst" scope="row"><a href="org/apache/logging/log4j/couchdb/package-summary.html">org.apache.logging.log4j.couchdb</a></th>
<td class="colLast">
<div class="block">The classes in this package contain the Apache CouchDB provider for the NoSQL Appender.</div>
</td>
</tr>
<tr class="altColor">
<th class="colFirst" scope="row"><a href="org/apache/logging/log4j/jcl/package-summary.html">org.apache.logging.log4j.jcl</a></th>
<td class="colLast">
<div class="block">Log4j 2 adapter for Commons Logging.</div>
</td>
</tr>
<tr class="rowColor">
<th class="colFirst" scope="row"><a href="org/apache/logging/log4j/jul/package-summary.html">org.apache.logging.log4j.jul</a></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr class="altColor">
<th class="colFirst" scope="row"><a href="org/apache/logging/log4j/message/package-summary.html">org.apache.logging.log4j.message</a></th>
<td class="colLast">
<div class="block">Public Message Types used for Log4j 2.</div>
</td>
</tr>
<tr class="rowColor">
<th class="colFirst" scope="row"><a href="org/apache/logging/log4j/mongodb/package-summary.html">org.apache.logging.log4j.mongodb</a></th>
<td class="colLast">
<div class="block">The classes in this package contain the MongoDB provider for the NoSQL Appender.</div>
</td>
</tr>
<tr class="altColor">
<th class="colFirst" scope="row"><a href="org/apache/logging/log4j/simple/package-summary.html">org.apache.logging.log4j.simple</a></th>
<td class="colLast">
<div class="block">Simple logging implementation.</div>
</td>
</tr>
<tr class="rowColor">
<th class="colFirst" scope="row"><a href="org/apache/logging/log4j/spi/package-summary.html">org.apache.logging.log4j.spi</a></th>
<td class="colLast">
<div class="block">Internal interfaces and classes to be used by authors of logging implementations or for internal use by
 API classes.</div>
</td>
</tr>
<tr class="altColor">
<th class="colFirst" scope="row"><a href="org/apache/logging/log4j/status/package-summary.html">org.apache.logging.log4j.status</a></th>
<td class="colLast">
<div class="block">Status API for Log4j 2.</div>
</td>
</tr>
<tr class="rowColor">
<th class="colFirst" scope="row"><a href="org/apache/logging/log4j/util/package-summary.html">org.apache.logging.log4j.util</a></th>
<td class="colLast">
<div class="block">Internal utility classes for the Log4j 2 API.</div>
</td>
</tr>
<tr class="altColor">
<th class="colFirst" scope="row"><a href="org/apache/logging/log4j/web/package-summary.html">org.apache.logging.log4j.web</a></th>
<td class="colLast">
<div class="block">The classes in this package are responsible for properly initializing and deinitializing Log4j in a Java EE web
 application.</div>
</td>
</tr>
<tr class="rowColor">
<th class="colFirst" scope="row"><a href="org/apache/logging/log4j/web/appender/package-summary.html">org.apache.logging.log4j.web.appender</a></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr class="altColor">
<th class="colFirst" scope="row"><a href="org/apache/logging/slf4j/package-summary.html">org.apache.logging.slf4j</a></th>
<td class="colLast">
<div class="block">SLF4J support.</div>
</td>
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