The Apache Log4j team is pleased to announce the 2.23.0
release. Apache Log4j is a versatile, industrial-strength
Java logging framework composed of an API, its implementation,
and components to assist the deployment for various use cases.
For further information (support, download, etc.) see the project
website[1].
[1] https://logging.apache.org/log4j/2.x/
== Release Notes
This release adds support for LMAX Disruptor 4.x and several
performance and bug fixes.
In order to maintain compatibility with JRE 8, support for LMAX
Disruptor 3.x is maintained.
=== Added
* Added support for LMAX Disruptor 4.x (#1821)
=== Changed
* Simplify BND configuration after upgrade from version `6.4.1` to `7.0.0`
=== Deprecated
* Deprecate the configuration attribute `verbose` (i.e.,
`<Configuration verbose="..."`) and `StatusConsoleListener` filters
(#2226)
* Deprecated the `RingBufferLogEventHandler` class for removal from
the public API in 3.x
=== Fixed
* Fix regression in `JdkMapAdapterStringMap` performance. (#2238)
* Fix the behavior of `Logger#setLevel` and `Logger#getLevel` in the
Log4j 1.2 bridge. (#2282)
* Fix the behavior of `CoreLogger#getLevel` and `CoreLogger#setLevel`
in the `log4j-jul` module. (#2282)
* Allow deserialization of all arrays of allowed classes (LOG4J2-3680).
* Allow the <Properties> node to appear in any position in the
configuration element.
* Fix forgotten `threadName` field in `RingBufferLogEvent#clear()` (#2234)
* Fix `StringBuilder` cache corruption on recursive access
* Fixed use of `SecurityManager` in `LoaderUtil` where
`AccessController::doPrivilege
d` should only be invoked when a
`SecurityManager` is installed. Some runtimes do not seem to have this
method available. (#2129)
* Fix `log4j-spring-cloud-config-client` dependencies to include only
those required. (#2157)
* Fix typo in Kubernetes `clientKeyData` configuration property.
=== Updated
* Update `com.fasterxml.jackson:jackson-bom` to version `2.16.1` (#2126)
* Update `commons-codec:commons-codec` to version `1.16.1` (#2277)
* Update `io.netty:netty-bom` to version `4.1.107.Final` (#2284)
* Update `org.apache.logging:logging-parent` to version `10.6.0` (#2197)
* Update `org.eclipse.jetty:jetty-bom` to version `9.4.54.v20240208` (#2287)
* Update `org.jctools:jctools-core` to version `4.0.3` (#2270)
* Update `org.springframework:spring-framework-bom` to version `5.3.32`
(#2293)
* Update `org.zeromq:jeromq` to version `0.6.0` (#2271)
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