[
https://jira.jboss.org/browse/WELD-705?page=com.atlassian.jira.plugin.sys...
]
Pete Muir commented on WELD-705:
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I had a quick look at the example, but it is very involved.
Stuart is right, say you have
class Foo { }
class Bar extends Foo {}
and then an extension that *only* adds an annotation to Foo if the type is Foo, not some
subclass, then the annotation would not appear on the AnnotatedType definition for Bar.
Changes made to a superclass's AnnotatedType by extensions not
taken into account while sending ProcessAnnotatedType events pertaining to the subclass
------------------------------------------------------------------------------------------------------------------------------------------------------
Key: WELD-705
URL:
https://jira.jboss.org/browse/WELD-705
Project: Weld
Issue Type: Bug
Components: Bootstrap and Metamodel API
Affects Versions: 1.1.0.Beta1
Environment: Jersey extension in GlassFish faces this issue
Reporter: Sivakumar Thyagarajan
Fix For: 1.1.0.Beta2
Attachments: WebApplication1.tgz
It appears that Weld does not take into account changes made to a superclass's
AnnotatedType by extensions, when sending ProcessAnnotatedType events pertaining to the
subclass.
Please find attached a netbeans project that demonstrates the problem. It is a web app
containing a CDI extension that patches the annotated types it sees to remove all their
fields.
BeanOne has one field:
@Inject BeanManager beanManager;
BeanTwo extends BeanOne and doesn't add any fields.
There are no other injection points. The portable extensions patches the annotated type
for BeanOne and removes the BeanManager injection point. However on execution, this
output appears in the server log: (all the diagnostic output is at warning level...)
===
WARNING: Handling BeforeBeanDiscovery event
WARNING: Handling ProcessAnnotatedType event for beans.BeanOne
WARNING: type has 0 fields
WARNING: replaced annotated type for class beans.BeanOne
WARNING: Handling ProcessAnnotatedType event for beans.BeanTwo
WARNING: type has 0 fields
WARNING: replaced annotated type for class beans.BeanTwo
WARNING: Handling ProcessManagedBean event for beans.BeanTwo
WARNING: found injection point interface javax.enterprise.inject.spi.BeanManager
@javax.enterprise.inject.Default()
WARNING: Handling ProcessManagedBean event for beans.BeanOne
===
I.e. in BeanOne the field has been correctly nuked, but it comes back in BeanTwo.
Weld may be holding a reference to the old AnnotatedType for BeanOne as part of its
internal representation for BeanTwo and uses that instead of the replacement provided by
the extension. Since annotated types are self-contained, so Weld should not even look at
BeanOne at that point.
The same behavior can be observed on both GF 3.0.1 (=WELD-000900 1.0.1 (SP3)) and GF
3.1-b16 (=WELD-000900 1.1.0.01 (glassfish)).
A glassfish issue tracking this Jersey extension problem is at
https://glassfish.dev.java.net/issues/show_bug.cgi?id=13132
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