Great!
Now it's working. I've made some changes, like add both appenders to
root logger and keep some unusual names but I think that it's what I
need.
Thanks a lot.
Julio
On 10/11/07, Curt Arnold <[EMAIL PROTECTED]> wrote:
>
> On Oct 11, 2007, at 6:46 PM, Julio S. G. wrote:
> >> On 10/11/07, Julio S. G. <[EMAIL PROTECTED]> wrote:
> >>> Hi,
> >>>
> >>> I'm trying to create several appenders and unfortunately it's not
> >>> working.
> >>> To create the objects I'm using something like new
> >>> DailyRollingFileAppender() with corrects parameters. Then I
> >>> create the
> >>> Logger using the appender name.
> >>> Finally, when I use the Logger object to write, it doesn't work.
> >>> I'll put the code here and if anyone could help me I really
> >>> appreciate.
> >>>
> >>> Layout layout1 = new PatternLayout("%m%n");
> >>> Layout layout2 = new PatternLayout("%m%n");
> >>> DailyRollingFileAppender app1 = new
> >>> DailyRollingFileAppender(layout1, "/file1.log", "'.'yyyyMMddHH");
> >>> DailyRollingFileAppender app2 = new
> >>> DailyRollingFileAppender(layout2, "/file2.log", "'.'yyyyMMddHH");
> >>> app1.setThreshold(Level.DEBUG);
> >>> app2.setThreshold(Level.DEBUG);
> >>> app1.setName("APPENDER1");
> >>> app2.setName("APPENDER2");
> >>>
>
> // as previously mentioned
> app1.activateOptions();
> app2.activateOptions();
>
>
> >>> Logger logger1 = Logger.getLogger(app1.getName());
> >>> Logger logger2 = Logger.getLogger(app2.getName());
>
>
> That the appender and logger have the same name in no way connects
> them. At this point, you have two appenders called "APPENDER1" and
> "APPENDER2" with DEBUG threshold and two loggers named "APPENDER1"
> and "APPENDER2" with no explicit threshold which will default to DEBUG.
>
> It is common and more efficient to set the threshold on the logger
> since that is checked before a LoggingEvent is created. The
> threshold of the Appender is only checked after the logger threshold
> is checked, the LoggingEvent is created and then dispatched to the
> Appender.
>
> Logger names are generally (but not necessarily) based on class
> names. While "APPENDER1" and "APPENDER2" are totally legal logger
> names, they are definitely unusual. In general, you'd want to attach
> at least one appender to the root logger, so that anything that is
> logged with an unexpected logger goes somewhere. If you want a
> particular set of messages to go to one and only one appender, the
> general pattern is to attach one appender to the root logger and the
> other appender to a particular logger and set that loggers additivity
> to false so the message doesn't get passed down the hierarchy.
> Something like:
>
> Logger rootLogger = Logger.getRootLogger();
> rootLogger.addAppender(app1);
> Logger logger1 = Logger.getLogger("com.example.myapp.Logger1");
> Logger logger2 = Logger.getLogger("com.example.myapp.Logger2");
> logger2.setAdditivity(false);
> logger2.addAppender(app2);
>
>
> >>> logger1.info("TEST 1!!!");
> >>> logger2.info("TEST 2!!!");
> >>>
>
>
>
>
>
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