Avatar billede fredand Forsker
22. marts 2006 - 08:58 Der er 8 kommentarer og
1 løsning

How to enable System.out.println inside Weblogic?

Hello!

I have one webapp and one ejbapp running on different servers in a WebLogic 8.13. From neither one of them I can use System.out.println commands from my code for error seeking. I would like it to be printed out into the console. Does any one know how to be able to do this?

Best regards
Fredrik
Avatar billede arne_v Ekspert
22. marts 2006 - 13:18 #1
It is very bad practice to use System.out.println in J2EE apps

Use log4j logging
Avatar billede arne_v Ekspert
22. marts 2006 - 13:19 #2
even for debug !
Avatar billede fredand Forsker
03. april 2006 - 09:31 #3
Hello!

Thanks for your reply, now we are using log4j.

But we did not manage to get log4j to log a System.out.println-command?

How ever when we start the servers in weblogic manualy we do get our System.out to work.

Is it possible to use log4j to print out a Sustem.out?

Best regards
Fredrik
Avatar billede arne_v Ekspert
03. april 2006 - 13:12 #4
yes

ConsoleAppender does that
Avatar billede fredand Forsker
03. april 2006 - 13:17 #5
Great! Thanks!

As usually, Please give a svar so I can reward you!

Best regards
Fredrik
Avatar billede arne_v Ekspert
03. april 2006 - 13:19 #6
.
Avatar billede fredand Forsker
03. april 2006 - 13:26 #7
Thanks mate!

Perhaps I may ask you if that is what you use when you debug?

Best regards
Fredrik
Avatar billede arne_v Ekspert
03. april 2006 - 13:29 #8
log4j

:-)

it is usually impossible to step through a real application

so you log a lot of debug output with log4j and analyze that

it can take a little time if you get 25 MB per hour of log, but it can be done
Avatar billede fredand Forsker
03. april 2006 - 13:37 #9
Thanks alot!!

Best regards
Fredrik
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