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JBoss AS 7 Configuration, Deployment, and Administration by Francesco Marchioni

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Configuring the application server logging

Every application needs to trace logging statements. At the moment, there are several implementations of logging libraries for Java applications, the most popular ones are:

  • Log4j: It is a flexible open source logging library from Apache. Log4j is widely used in the open source community, and it was the default logging implementation on earlier releases of JBoss AS.
  • J2SE logging libraries (JUL): It provides the logging classes and interfaces as part of the J2SE platform's standard libraries.

Log4j and JUL are indeed very similar APIs. They differ conceptually only in small details, and in the end do more or less the same thing, except Log4j has more features that you may or may not need.

JBoss logging framework ...

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