Pro Apache Log4j - Gupta, Samudra; SpringerLink (Online service) (Berkeley, CA : Apress : Imprint: Apress, 2005)
to Application Logging -- Understanding Apache log4j -- Destination of Logging-The Appender Objects -- Formatting Logging Information in log4j -- Filtering, Error Handling, and Special Rendering of Log Messages -- Extending log4j to Create Custom Logging Components -- A Complete log4j Example -- log4j and J2EE -- Using the Apache Log Tag Library -- Best Practices and Looking Forward to 1.3.
Keywords: Open source software; Computer programming; Software engineering; Open Source; Software Engineering/Programming and Operating Systems