[hibernate-dev] HSEARCH-1084 build failed

[Sanne Grinovero]

Thanks!
so it's not limited to one of our CI machines :)

Gail was having the same problem yesterday night, and seems to have a solution.

Created HSEARCH-1106, assigned to her so she can send a pull request.

Sanne

On 25 April 2012 09:46, Nicolas Helleringer
<nicolas.helleringer at gmail.com> wrote:
> Last night I was on my home desktop PC.
>
> Today on my pro laptop with windows 7 x64 it builds on _25 and _31.
> Still trying to figure what the differences are between my two
> environnements.
>
> niko
>
> 2012/4/25 Nicolas Helleringer <nicolas.helleringer at gmail.com>
>
>> I did upgrade to _31 and update my jdk location in my settings.xml but I
>> get the same error on mvn clean install :s
>>
>> Niko
>>
>>
>> 2012/4/25 Emmanuel Bernard <emmanuel at hibernate.org>
>>
>>> To clarify, I think it works in our systems because we have 1.6.0_31
>>> installed. I don't think it's related to Windows per se.
>>>
>>> On 25 avr. 2012, at 00:17, Emmanuel Bernard wrote:
>>>
>>> > Sanne caught that one recently but your bisect helped a lot.
>>> >
>>> > It seems that we are a bit optimistic with out generic Russian dolls
>>> >
>>> >
>>> http://stackoverflow.com/questions/2431334/java-generics-what-is-the-compilers-issue-here-no-unique-maximal-instance
>>> >
>>> >       /**
>>> >        * Creates the proxy for an annotation using Hibernate Commons
>>> Annotations
>>> >        * @param annotation the AnnotationDescriptor
>>> >        * @return the proxy
>>> >        */
>>> >       private static <T extends Annotation> T
>>> createAnnotation(AnnotationDescriptor annotation) {
>>> >               //This is a filthy workaround for the Annotations proxy
>>> generation,
>>> >               //which is using the ContextClassLoader to define the
>>> proxy classes
>>> >               //(not working fine in modular environments when Search
>>> is used by
>>> >               //other services such as CapeDwarf).
>>> >               //See HSEARCH-1084
>>> >
>>> >               //use annotation's own classloader
>>> >               try {
>>> >                       return AnnotationFactory.create( annotation,
>>> annotation.type().getClassLoader() );
>>> >               }
>>> >               catch ( Exception e ) {
>>> >                       //first try, but we have another trick
>>> >               }
>>> >               //Use TCCL
>>> >               return
>>> org.hibernate.annotations.common.annotationfactory.AnnotationFactory.create(
>>> annotation );
>>> >       }
>>> >
>>> > Basically the compiler cannot guarantee that T in the outer method is
>>> the same as T in the AnnotationFactory.create methods. Unfortunately it
>>> yells in some strange language.
>>> > It looks like the compiler is a bit more stupid on Windows for some
>>> obscure reason. Could you try 1.6.0_31 (the latest)?
>>> >
>>> > On 24 avr. 2012, at 23:48, Nicolas Helleringer wrote:
>>> >
>>> >> Hi all,
>>> >>
>>> >> Fetching last master tonight I was not able to build :
>>> >>
>>> >> [ERROR] Failed to execute goal
>>> >> org.apache.maven.plugins:maven-compiler-plugin:2.3.2:compile
>>> >> (default-compile) on project hibernate-search-engine: Compilation
>>> failure:
>>> >> Compilation failure:
>>> >> [ERROR]
>>> >>
>>> \hibernate-search\hibernate-search-engine\src\main\java\org\hibernate\search\impl\MappingModelMetadataProvider.java:[251,34]
>>> >> type parameters of <T>T cannot be determined; no unique maximal
>>> instance
>>> >> exists for type variable T with upper bounds
>>> >> T,java.lang.annotation.Annotation
>>> >> [ERROR]
>>> >>
>>> \hibernate-search\hibernate-search-engine\src\main\java\org\hibernate\search\impl\MappingModelMetadataProvider.java:[257,84]
>>> >> type parameters of <T>T cannot be determined; no unique maximal
>>> instance
>>> >> exists for type variable T with upper bounds
>>> >> T,java.lang.annotation.Annotation
>>> >>
>>> >> After a goo bisect it seems 31b485c1aaabd9b0ff178505067147e5628e3010
>>> is the
>>> >> first bad commit.
>>> >>
>>> >> It is HSEARCH-1084 Annotation proxies created by Programmatic Mapping
>>> >>
>>> >> I m still on windows 7 x64 with 1.6.0_24 jvm
>>> >>
>>> >> Hope it helps.
>>> >>
>>> >> Niko
>>> >> _______________________________________________
>>> >> hibernate-dev mailing list
>>> >> hibernate-dev at lists.jboss.org
>>> >> https://lists.jboss.org/mailman/listinfo/hibernate-dev
>>> >
>>> >
>>> > _______________________________________________
>>> > hibernate-dev mailing list
>>> > hibernate-dev at lists.jboss.org
>>> > https://lists.jboss.org/mailman/listinfo/hibernate-dev
>>>
>>>
>>
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