Log4j is a widely used Java based logging framework. If you worked with Java open source projects you definitely used log4j in your applications. Controlling of the output of the logs is done using the log4j configuration. If you decided to use log4j in your Java application or you are using a 3rd party Java library which uses log4j for logging and requires log4j, you will need to write a log4j configuration file.
Using wizardforge log4j wizard we can create a log4j configuration file. This log4j wizard comes in handy when you do not know the log4j configuration file structure, syntax or if you forgot one of the appenders parameters.