If you have used the ADF Logging capabilities ( eg. as mentioned in the blog of Duncan Mills: http://blogs.oracle.com/groundside/entry/adventures_in_adf_logging_part ), then you will figure out that its very easy to test and use in JDeveloper IDE, but most guides does not tell anything about how to enable/disable them on standalone/production WLS. I pasted the same question on forum post and thanks to Timo who pointed that for doing the same on standalone/production WLS, we need to install Enterprise Manager as well. Here is that forum post:
https://forums.oracle.com/forums/message.jspa?messageID=10009360
If the EM is installed, then after selecting the managed server, from the WebLogic Server menu select Log Configuration, and change the logging level for your AM, as shown below:
After that, the log messages will be visible in the diagnostic log files.
https://forums.oracle.com/forums/message.jspa?messageID=10009360
If the EM is installed, then after selecting the managed server, from the WebLogic Server menu select Log Configuration, and change the logging level for your AM, as shown below:
After that, the log messages will be visible in the diagnostic log files.