You probably mean that you want to avoid expensive string concatenation and
toString() operations if you logging is not logged anyway. There are a
number of solutions to avoid that using
log5j<http://code.google.com/p/log5j/>or
logback <http://logback.qos.ch/>.
regards,
Wim
2008/4/4, Tim Nguyen <[EMAIL PROTECTED]>:
>
> Thank you! It is similar to what I wanted to do. This is more like the
> solution for one class. Is there anyway to check for all classes? I have
> hundreds of classes and I want to have an util that I can just replace the
> current logging (e.g: logger.debug("String")) with LogUtil (e.g:
> LogUtil.debug("String") and it does the trick. That way I can just replace
> All the logger with LogUtil :)
>
> Thanks again for your help!
>
>
> ----- Original Message ----
> From: Robert Pepersack <[EMAIL PROTECTED]>
> To: Log4J Users List <log4j-user@logging.apache.org>
> Sent: Friday, April 4, 2008 12:14:30 PM
> Subject: Re: Log Utility
>
> Hi Tim,
>
> The Logger class has a way of checking the level first.
>
> First put this in your instance variables:
>
> private static final Logger logger =
> Logger.getLogger("my.package.MyClass");
>
> private final boolean debug = logger.isDebugEnabled();
>
> Then put this in your method:
>
> if (this.debug)
> {
> logger.debug(new String("test"));
> }
>
> Hope this helps.
>
> Robert Pepersack
> Senior Lead Developer
> Maryland Insurance Administration
> 410-468-2054
>
> >>> Tim Nguyen <[EMAIL PROTECTED]> 04/04/2008 3:02 PM >>>
> Hi,
>
> I am writing a Log Utility to check the log level first before creating a
> string object. For example, if my log level is INFO, and I call:
>
> log.debug(new String("test"));
>
> It will still instantiate the String object even thought it doesn't log
> anything.
>
> So I would like to write an Utility to check the level first, if the log
> level is lower, then I don't have to instantiate the object and just skip
> it.
> Anybody knows what is the easy way to do that?
>
> Thanks,
>
>
>
>
>
>
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>
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