Implying that Maven should simply use SJF4J instead of the Maven logging, I
take it?
And - yes - that would be a simpler approach.
(Or at least an approach where one would not need to wrap/convert loggers
to loggers in a custom manner over and over ... ).
2015-02-02 17:02 GMT+01:00 Jason van Zyl <ja...@takari.io>:
> Would it be easier if we just packaged jul-over-slf4j in the distribution
> to cover these cases?
>
> On Feb 2, 2015, at 10:07 AM, Lennart Jörelid <lennart.jore...@gmail.com>
> wrote:
>
> > Hello all,
> >
> > I'm in the final phase of revamping the Jaxb2-Maven-Plugin, and have
> > encountered a (presumably) common problem. The plugin delegates most of
> its
> > work to the JDK-distributed tools XJC and SchemaGen. These two tools use
> > JUL for logging; and their respective outputs should be emitted onto the
> > Maven Log for debugging and clarity.
> >
> > Writing a small Handler which delegates the JUL LogRecords to the active
> > Maven Log is trivial - but I wonder if I need to reset the JUL root
> logger
> > after the tool has been run, or if that is done automagically by Maven.
> >
> > Basically - will the next downstream plugin which needs to wrap a tool
> > using JUL be affected by my fiddlings according to the snippet below?
> >
> > // Redirect the JUL Logging statements to the Maven Log.
> > final Logger rootLogger = Logger.getLogger("");
> > rootLogger.setLevel(Level.FINER);
> > for(Handler current : rootLogger.getHandlers()) {
> > rootLogger.removeHandler(current);
> > }
> > rootLogger.addHandler(new MavenLogHandler(getLog(), "XJC",
> getEncoding(false)));
> >
> > // Fire XJC
> > if (XJC_COMPLETED_OK != Driver.run(xjcArguments, new
> > XjcLogAdapter(getLog()))) { ... display error message ... }
> >
> > The approach works as expected - the boldfaced logging statements below
> are
> > harvested from the XJC tool being put to work by the jabx2-maven-plugin:
> >
> > [DEBUG] Created episode directory
> >
> [/Users/lj/Development/Projects/Codehaus/github_jaxb2_plugin/target/it/xjc-include-xsds-in-artifact/target/generated-sources/jaxb/META-INF]:
> > true
> > [DEBUG] Using explicitly configured encoding [UTF-8]
> >
> >
> >
> >
> >
> > *[DEBUG] [XJC]: feb 02, 2015 3:51:53 EM
> com.sun.xml.bind.v2.util.XmlFactory
> > createSchemaFactoryFIN: SchemaFactory instance:
> >
> com.sun.org.apache.xerces.internal.jaxp.validation.XMLSchemaFactory@5b6813df
> [DEBUG]
> > [XJC]: feb 02, 2015 3:51:53 EM com.sun.xml.bind.v2.util.XmlFactory
> > allowExternalAccessFIN: Property
> > "http://javax.xml.XMLConstants/property/accessExternalSchema
> > <http://javax.xml.XMLConstants/property/accessExternalSchema>" is
> supported
> > and has been successfully set by used JAXP implementation.*
> >
> > --
> >
> > --
> > +==============================+
> > | Bästa hälsningar,
> > | [sw. "Best regards"]
> > |
> > | Lennart Jörelid
> > | EAI Architect & Integrator
> > |
> > | jGuru Europe AB
> > | Mölnlycke - Kista
> > |
> > | Email: l...@jguru.se
> > | URL: www.jguru.se
> > | Phone
> > | (skype): jgurueurope
> > | (intl): +46 708 507 603
> > | (domestic): 0708 - 507 603
> > +==============================+
>
> Thanks,
>
> Jason
>
> ----------------------------------------------------------
> Jason van Zyl
> Founder, Takari and Apache Maven
> http://twitter.com/jvanzyl
> http://twitter.com/takari_io
> ---------------------------------------------------------
>
> In short, man creates for himself a new religion of a rational
> and technical order to justify his work and to be justified in it.
>
> -- Jacques Ellul, The Technological Society
>
>
>
>
>
>
>
>
>
>
>
>
>
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>
--
--
+==============================+
| Bästa hälsningar,
| [sw. "Best regards"]
|
| Lennart Jörelid
| EAI Architect & Integrator
|
| jGuru Europe AB
| Mölnlycke - Kista
|
| Email: l...@jguru.se
| URL: www.jguru.se
| Phone
| (skype): jgurueurope
| (intl): +46 708 507 603
| (domestic): 0708 - 507 603
+==============================+
