Agree I have added some documentation here:
http://maven.apache.org/examples/maven-3-lifecycle-extensions.html
Let me know if it's fine.
2012/3/7 Tom Bujok <tom.bu...@gmail.com>:
> Exactly, that is the case.
> - afterSessionStart is a maven extension,
> - afterProjectRead is a project extension,
> which in the end is quite confusing…
>
> Tom
>
>
> On Mar 6, 2012, at 11:09 PM, Jeff MAURY wrote:
>
>> It seems quite confusing: Tycho is using this functionality and does not
>> require to be installed in M2_HOME/lib/ext.
>> My understanding is the following:
>> - for afterSessionStart, must be installed in M2_HOME/lib/ext
>> - for afterProjectRead, can be an extension in the POM
>>
>> Jeff
>>
>> On Tue, Mar 6, 2012 at 10:51 PM, Olivier Lamy <ol...@apache.org> wrote:
>>
>>> 2012/3/6 Tom Bujok <tom.bu...@gmail.com>:
>>>> Hi guys,
>>>>
>>>> I have implemented an AbstractMavenLifecycleParticipant to customize the
>>> standard build behavior a bit.
>>>> The declaration of the participant looks like this:
>>>>
>>>> @Component(role = AbstractMavenLifecycleParticipant.class, hint =
>>> "testParticipant")
>>>> public class TestParticipant extends AbstractMavenLifecycleParticipant
>>>> implements Initializable {
>>>> …
>>>> }
>>>>
>>>> I have noticed, however, that the afterSessionStart method is never
>>> invoked. I debugged the getLifecycleParticipants method in the
>>> DefaultMaven.java class and it looks like an class-loading issue.
>>>> Container.lookupList( AbstractMavenLifecycleParticipant.class ) method
>>> fetches my participant only when the context class loader is set to project
>>> realm's class loader, basically after this stuff is executed:
>>>> ClassLoader projectRealm = project.getClassRealm();
>>>> Thread.currentThread().setContextClassLoader( projectRealm );
>>>>
>>>> afterSessionStart() method, however, is invoked before the projects are
>>> read, so in general, it look like it is impossible to use the
>>> "afterSessionStart" method from a plugin defined in a project...
>>>> Am I right, or maybe I am missing something? I am willing to provide a
>>> patch if you explain what the default behavior should be.
>>> AFAIK AbstractMavenLifecycleParticipant are maven extension (i.e.
>>> placed in $M2_HOME/lib/ext/ ) and not project extension.
>>> And btw afterSessionStart is executed before reading project so
>>> "project realm" is unknown at this stage.
>>>>
>>>> Thanks in advance,
>>>> Tom Bujok
>>>>
>>>>
>>>>
>>>>
>>>> ---------------------------------------------------------------------
>>>> To unsubscribe, e-mail: users-unsubscr...@maven.apache.org
>>>> For additional commands, e-mail: users-h...@maven.apache.org
>>>>
>>>
>>>
>>>
>>> --
>>> Olivier Lamy
>>> Talend: http://coders.talend.com
>>> http://twitter.com/olamy | http://linkedin.com/in/olamy
>>>
>>> ---------------------------------------------------------------------
>>> To unsubscribe, e-mail: users-unsubscr...@maven.apache.org
>>> For additional commands, e-mail: users-h...@maven.apache.org
>>>
>>>
>>
>>
>> --
>> Jeff MAURY
>>
>> "Legacy code" often differs from its suggested alternative by actually
>> working and scaling.
>> - Bjarne Stroustrup
>>
>> http://www.jeffmaury.com
>> http://riadiscuss.jeffmaury.com
>> http://www.twitter.com/jeffmaury
>
>
> ---------------------------------------------------------------------
> To unsubscribe, e-mail: users-unsubscr...@maven.apache.org
> For additional commands, e-mail: users-h...@maven.apache.org
>
--
Olivier Lamy
Talend: http://coders.talend.com
http://twitter.com/olamy | http://linkedin.com/in/olamy
---------------------------------------------------------------------
To unsubscribe, e-mail: users-unsubscr...@maven.apache.org
For additional commands, e-mail: users-h...@maven.apache.org
