How to initialize log4j properly?

Question

After adding log4j to my application I get the following output every time I execute my application:

log4j:WARN No appenders could be found for logger (slideselec         


        

Answer 1

You can set the location of your log4j.properties from inside your java app by using:

org.apache.log4j.PropertyConfigurator.configure(file/location/log4j.properties)

More information is available here: https://logging.apache.org/log4j/1.2/manual.html