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From Asma Zinneera Jabir <azinne...@gmail.com>
Subject Re: Log4J2 Lookup working when run on IDE but not when run in the command line
Date Wed, 10 Jan 2018 15:10:52 GMT
 Hi Matt,

Thank you for your response. I figured out the issue. Had to add the
"packages" attribute in the <Configuration> element which I had not added
before.



On Wed, Jan 10, 2018 at 3:37 AM, Ralph Goers <ralph.goers@dslextreme.com>
wrote:

> Shoot. Replied to the wrong email.
>
> Sent from my iPhone
>
> > On Jan 9, 2018, at 3:00 PM, Ralph Goers <ralph.goers@dslextreme.com>
> wrote:
> >
> > Maybe, but the point is that the batch is managed by the appender, so
> there is no need for a new method in the Appender interface.
> >
> > Ralph
> >
> >> On Jan 9, 2018, at 2:20 PM, Matt Sicker <boards@gmail.com> wrote:
> >>
> >> A common source of problems with custom plugins is related to the
> >> Log4j2Plugins.dat file not being generated or being included on the
> >> classpath. If you shade everything into a single jar, for example, you
> need
> >> to use a custom shade rule to merge the plugin dat files (I've seen some
> >> shade plugins include this feature natively for log4j2 specifically).
> >>
> >> If you could share more info about how you build your application, that
> >> would be super helpful!
> >>
> >>> On 9 January 2018 at 12:28, Asma Zinneera Jabir <azinneera@gmail.com>
> wrote:
> >>>
> >>> I am using the Routing Appender in Log4J2 to route to different log
> files.
> >>> The path is determined by a custom LookUp. The configuration and the
> lookup
> >>> are as follows.
> >>>
> >>> *Log4j2.xml Routing appender*
> >>>
> >>> <Routing name="Routing">
> >>>  <Routes pattern="$${path:key2}">
> >>>      <Route>
> >>>         <RollingFile name="ABC_LOGFILE"
> >>> fileName="${sys:abc.home}/${path:key2}.log"
> >>>
> >>> filePattern="${sys:abc.home}/${path:key2}-%d{MM-dd-yyyy}-%i.log">
> >>>            <PatternLayout pattern="[%d] %5p {%c} - %m%ex%n" />
> >>>            <Policies>
> >>>               <SizeBasedTriggeringPolicy size="50 MB" />
> >>>            </Policies>
> >>>            <DefaultRolloverStrategy max="100" />
> >>>         </RollingFile>
> >>>      </Route>
> >>>  </Routes>
> >>> </Routing>
> >>>
> >>> *Custom Lookup*
> >>>
> >>> @Plugin(name = "path", category = StrLookup.CATEGORY)
> >>> public class LogFilePathLookup implements StrLookup {
> >>>   private static String logFilePath = "abc";
> >>>
> >>>   @Override
> >>>   public String lookup(String key) {
> >>>       return null;
> >>>   }
> >>>
> >>>   @Override
> >>>   public String lookup(LogEvent logEvent, String key) {
> >>>       return logFilePath;
> >>>   }
> >>>
> >>>   /**
> >>>    * Sets the log file path.
> >>>    *
> >>>    * @param logFilePath log file path
> >>>    */
> >>>   public static void setLogFilePath(String logFilePath) {
> >>>       LogFilePathLookup.logFilePath = logFilePath;
> >>>   }
> >>> }
> >>>
> >>> This works perfectly when I run on the IDE (Intellij IDEA) with the VM
> >>> options set as
> >>> -Dlog4j.configurationFile=/path/to/log4j2.xml
> >>> -Dabc.home=/home/asma/abchome
> >>>
> >>> and some program arguments. But when the same is run in the terminal as
> >>>
> >>> java -Dlog4j.configurationFile=/path/to/log4j2.xml
> >>> -Dabc.home=/home/asma/abchome -jar *<program_arguments>*
> >>>
> >>> the name of the log file getting created is ${path:key2}.log, meaning
> it is
> >>> not replaced by the lookup String value. What could be the reason for
> this?
> >>>
> >>>
> >>>
> >>> Regards,
> >>> Asma
> >>>
> >>
> >>
> >>
> >> --
> >> Matt Sicker <boards@gmail.com>
> >
> >
> >
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> >
> >
>
>
>
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>

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