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From Mikael Ståldal <mikael.stal...@appearnetworks.com>
Subject Re: [ANNOUNCEMENT] Apache Log4j 2.1 released
Date Tue, 28 Oct 2014 13:02:48 GMT
> o LOG4J2-428:  Implement a GELF layout. Thanks to Mark Paluch.

I guess that was thanks to me as well.

On Fri, Oct 24, 2014 at 5:27 PM, Ralph Goers <ralph.goers@dslextreme.com>

> The Apache Log4j 2 team is pleased to announce the Log4j 2.1 release!
> Apache log4j is a well known framework for logging application behavior.
> Log4j 2 is an upgrade to
> Log4j that provides significant improvements over its predecessor, Log4j
> 1.x, and provides
> many of the improvements available in Logback while fixing some inherent
> problems in Logback's
> architecture.
> This is the fourth GA release which contains several bugfixes and new
> features. There are two
> new Maven artifacts in this release: log4j-jul and log4j-iostreams. Both
> components are API-based
> with optional Core features.
> GA Release 2.1
> Changes in this version include:
> New features:
> o LOG4J2-868:  Add ShutdownCallbackRegistry interface for customizable
> shutdown callback handling. This is particularly
>         useful for application servers that wish to integrate with Log4j 2.
> o LOG4J2-589:  Supported filtering on custom log levels in configuration.
> o LOG4J2-856:  Documentation: add sections on the JUL Adapter, IO Streams
> and NoSQL Appenders to the Maven and Ivy page.
> o LOG4J2-848:  Add a Java lookup to provide nicely formatted runtime
> version information.
> o LOG4J2-809:  Move reflection utility class to API's private utility
> classes.
> o LOG4J2-833:  Documentation: added Runtime Dependencies link to left
> nav-bar on site.
> o LOG4J2-816:  Documentation: added section on XInclude to user manual
> Configuration page.
> o LOG4J2-547:  Add the Log4j IOStreams component.
> o LOG4J2-431:  Added Memory-Mapped File Appender. Thanks to Claude Mamo.
> o LOG4J2-827:  Support use of TypeConverter classes through the standard
> Plugin system.
> o LOG4J2-825:  Add simple validation constraint annotations for the Plugin
> system.
> o LOG4J2-428:  Implement a GELF layout. Thanks to Mark Paluch.
> o LOG4J2-608:  Add java.util.logging implementation based on log4j-api.
> See log4j-jul documentation for more details.
> o LOG4J2-793:  Add support for custom SLF4J Markers in log4j-slf4j-impl
> module.
> o LOG4J2-771:  Add lookup for application main arguments.
> o LOG4J2-787:  Add lookup for JVM arguments.
> Fixed Bugs:
> o LOG4J2-676:  Some typo fixes and enhancements for the site. Thanks to
> Stefan Bodewig.
> o LOG4J2-866:  Documentation: fixed missing closing parenthesis in code
> example. Thanks to Gerard Weatherby.
> o LOG4J2-862:  Fixed classloader issue that prevented Log4j from finding
> the implementation when used in a custom Ant task. Thanks to Michael
> Sutherland.
> o LOG4J2-861:  Documentation: fix broken links on left navigation
> Extending Log4j Configuration sub-menu.
> o LOG4J2-797:  Documentation: clarified why log4j-core is a compile time
> dependency in Maven and Ivy page. Thanks to Andreas Rytina.
> o LOG4J2-855:  Documentation: fix broken links on Appenders manual page.
> o LOG4J2-807:  Prevent NPE when configuration with AsyncLogger/AsyncRoot
> is reloaded.
> o LOG4J2-678:  Documentation: fixed minor issues with Log4j2 web
> site/documentation. Thanks to Matt Sicker.
> o LOG4J2-843:  Migrate JpaHyperSqlAppenderTest JUnit performance test to
> log4j-perf.
> o LOG4J2-842:  Migrate JpaH2AppenderTest JUnit performance test to
> log4j-perf.
> o LOG4J2-841:  Migrate JdbcHyperSqlAppenderTest JUnit performance test to
> log4j-perf.
> o LOG4J2-840:  Migrate JdbcH2AppenderTest JUnit performance test to
> log4j-perf.
> o LOG4J2-830:  Respect external interrupt signal to allow application
> shutdown after joining AsyncAppender thread.
> o LOG4J2-813:  MarkerManager Log4jMarker.hasParents() returns opposite of
> correct result. Thanks to David Erichsen, Brandon Barry.
> o LOG4J2-785:  Documentation: fixed capitalization inconsistency in user
> manual example config.
> o LOG4J2-829:  Fixed issue in RollingFile filePattern: backslashes are
> path separators, not escape characters.
> o LOG4J2-832:  ThrowableProxy fails if a class in logged stack trace
> throws java.lang.Error from initializer Thanks to Seth Leger.
> o LOG4J2-745:  Avoid ConverterKey plugin clashes by using a more
> predictable plugin loading infrastructure.
>         Plugins have been segmented into three parts: class path,
> user-specified packages, and OSGi bundles. Thanks to Scott Harrington.
> o LOG4J2-798:  Fixed plugin scanning redundancy causing massive slowdowns
> in certain environments. Thanks to Scott Harrington.
> o LOG4J2-753:  Reduced CachedClock thread contention.
> o LOG4J2-819:  Fixed memory leak in Tomcat 6 caused by clock background
> threads unintentionally
>         started by Tomcat after web application stop. Thanks to Gary
> Gregory.
> o LOG4J2-391:  FlumePersistentManager now handles LockConflictExceptions
> in Berkeley Db when sending a batch. Thanks to Kamal Bahadur.
> o LOG4J2-782:  Remove invalid Oracle Maven repository.
> o LOG4J2-796:  Fixed issue where log4j-to-slf4j did not work correctly
> with SLF4J Simple Logger.
> o LOG4J2-811:  SimpleLogger throws ArrayIndexOutOfBoundsException for an
> empty array. Thanks to Yogesh Rao.
> o LOG4J2-663:  Fix OSGi Import-Package problem with the JMS API. Thanks to
> Florian Brunner.
> o LOG4J2-783:  PatternLayout should use platform character encoding by
> default, not UTF-8. Thanks to Minglei Lee.
> Changes:
> o LOG4J2-845:  Add 2.1.0 to compatible versions in Log4j API ProviderUtil
> and update Log4jAPIVersion to 2.1.0 in
>         core META-INF/log4j-provider.properties.
> o LOG4J2-844:  Update JMH to 1.1 from 0.7.2.
> o LOG4J2-831:  Documentation: updated FAQ "which jars" diagrams for JUL
> bridge and 2.1 version.
> o LOG4J2-780:  Update Spring Framework to 3.2.11.RELEASE from
> 3.2.8.RELEASE.
> o LOG4J2-815:  Unify the two JMS appenders into a single appender.
> Configurations written for 2.0 will still work in 2.1+.
> o LOG4J2-790:  Update Jackson to 2.4.2 from 2.4.1 (for XML and JSON
> processing).
> o LOG4J2-766:  Incomplete documentation for JSONLayout. Thanks to Bruno P.
> Kinoshita.
> o LOG4J2-800:  All life cycle implementations should be serializable.
>         This is still work in progress.
> o LOG4J2-801:  org.apache.logging.log4j.core.Logger should be serializable.
>         This is still work in progress.
> o LOG4J2-810:  Update javax.mail to 1.5.2 from 1.5.0.
> o LOG4J2-822:  Update org.eclipse.persistence.jpa to 2.5.2 from 2.5.1.
> o LOG4J2-867:  FlumeAppender: maxDelay not in seconds, but milliseconds.
>         Add time scale to some settings, for example maxDelayMillis
> instead of maxDelay.
>         The old names are aliased for compatibility.
> Apache Log4j 2.1 requires a minimum of Java 6 to build and run. Basic
> compatibility with
> Log4j 1.x is provided through the log4j-1.2-api component, however it does
> not implement some of the
> very implementation specific classes and methods. The package names and
> Maven groupId have been changed to
> org.apache.logging.log4j to avoid any conflicts with log4j 1.x.
> For complete information on Apache Log4j 2, including instructions on how
> to submit bug reports,
> patches, or suggestions for improvement, see the Apache Apache Log4j 2
> website:
> http://logging.apache.org/log4j/2.x/
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Mikael Ståldal
Chief Software Architect
Phone: +46 8 545 91 572
Email: mikael.staldal@appearnetworks.com

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