Are you using the hibernate annotation processor within eclipse (ie. project properties->Java Compiler->Annotation Processing)? If so, what Factory Path do you use? I thought you meant using hibernate annotation processor within the maven build only.
> From: [email protected] > Date: Wed, 21 Dec 2011 11:28:05 +0100 > To: [email protected] > Subject: Re: [m2e-users] Annotation processing in Eclipse > > > > The processor used makes no difference. The metamodel classes they > > generate are identical, except the hibernate processor doesn't add a > > @Generated annotation to the class. Dali still doesn't overwrite it. > > maybe i'm not following you but if you use hibernate annotation processor > then Dali is not involved at all…and thus the hibernate annotation processor > should overwrite it fine? > > /max > > > > > > From: [email protected] > > > Date: Tue, 20 Dec 2011 15:24:47 +0100 > > > To: [email protected] > > > Subject: Re: [m2e-users] Annotation processing in Eclipse > > > > > > Alternatively you can use hibernate jpa annotation processor which does > > > not do this step - for what it is worth. > > > > > > /max > > > > > > On Dec 20, 2011, at 02:11, Anthony Fryer wrote: > > > > > > > I've got this working by doing as Max mentioned and manually add the > > > > JPA facet to the project after getting m2e to generate your project > > > > files, then commit the eclipse .settings file. > > > > > > > > There's other things to be aware of. You need eclipse and maven to > > > > generate the metamodel sources in the same directory or else you'll get > > > > compile errors. Here's a fragment from my pom.xml where I configure the > > > > metamodel generation, including the folder where the source files are > > > > generated... > > > > > > > > <plugin> > > > > <artifactId>maven-compiler-plugin</artifactId> > > > > <version>2.3.2</version> > > > > <configuration> > > > > <source>1.6</source> > > > > <target>1.6</target> > > > > <compilerArgument>-proc:none</compilerArgument> > > > > </configuration> > > > > </plugin> > > > > > > > > <plugin> > > > > <groupId>org.codehaus.mojo</groupId> > > > > <artifactId>build-helper-maven-plugin</artifactId> > > > > <version>1.7</version> > > > > <executions> > > > > <execution> > > > > <id>add-source</id> > > > > <phase>generate-sources</phase> > > > > <goals> > > > > <goal>add-source</goal> > > > > </goals> > > > > <configuration> > > > > <sources> > > > > <source>src/main/jpa-metamodel-generated</source> > > > > </sources> > > > > </configuration> > > > > </execution> > > > > </executions> > > > > </plugin> > > > > > > > > <plugin> > > > > <groupId>org.bsc.maven</groupId> > > > > <artifactId>maven-processor-plugin</artifactId> > > > > <version>2.0.4</version> > > > > <executions> > > > > <execution> > > > > <id>process</id> > > > > <goals> > > > > <goal>process</goal> > > > > </goals> > > > > <phase>generate-sources</phase> > > > > <configuration> > > > > <compilerArguments>-Aopenjpa.metamodel=true</compilerArguments> > > > > <processors> > > > > <processor>org.apache.openjpa.persistence.meta.AnnotationProcessor6</processor> > > > > </processors> > > > > <outputDirectory>src/main/jpa-metamodel-generated</outputDirectory> > > > > </configuration> > > > > </execution> > > > > </executions> > > > > </plugin> > > > > > > > > Then in my eclipse project, I click on properties->JPA and configure > > > > the Canonical metamnodel source folder to be the same as specified in > > > > my pom.xml (ie. src/main/jpa-metamodel-generated) > > > > > > > > The other thing to be aware of, is when you do a build using maven, it > > > > will use a different annotation processor to generate the metamodel > > > > classes than eclipse uses. Eclipse uses Dali to generate these classes > > > > and Dali won't overwrite metamodel classes generated by a different > > > > annotation processor. It looks at the value of the @Generated > > > > annotation on the metamodel class and if its not "Dali" it won't > > > > overwrite it. > > > > > > > > This means if you do a maven build on your project and then go back to > > > > eclipse and start modifying your entity classes, the metamodel classes > > > > won't automatically update unless you delete them and let eclipse > > > > regenerate them, which it does immediately. From then on, eclipse will > > > > automatically update the metamodel classes as you modify the entity > > > > classes, until you do the next 'mvn clean install'. > > > > > > > > I think the Dali guys are going to provide a configuration option to > > > > allow you to specify Dali should overwrite these > > > > files.Seehttp://www.eclipse.org/forums/index.php/t/236558/ > > > > > > > > Cheers, > > > > > > > > Anthony > > > > > > > > > > > > > From: [email protected] > > > > > Date: Thu, 15 Dec 2011 16:15:02 +0100 > > > > > To: [email protected] > > > > > Subject: Re: [m2e-users] Annotation processing in Eclipse > > > > > > > > > > We got it compiled and working but also haven't been able to reach > > > > > the contributor to be able to release it :( > > > > > > > > > > If anyone know [email protected] let him know he got emails > > > > > awaiting ;) > > > > > > > > > > p.s. the workaround is to setup the annotation processor manually and > > > > > commit the .settings files > > > > > and it will work since m2e currently does not touch these settings. > > > > > > > > > > /max > > > > > > > > > > On Dec 15, 2011, at 12:17, Igor Fedorenko wrote: > > > > > > > > > > > Somebody provided a patch [1], but I could not get the patch working > > > > > > cleanly in my environment and there was no response from the > > > > > > developer > > > > > > > > > > > > [1] https://bugs.eclipse.org/bugs/show_bug.cgi?id=335036 > > > > > > > > > > > > -- > > > > > > Regards, > > > > > > Igor > > > > > > > > > > > > On 11-12-15 2:13 AM, Ittai Zeidman wrote: > > > > > >> Hi, > > > > > >> I'm using m2e 1.0.100 and Eclipse (Indigo SR1). > > > > > >> I'd like to know how I can get m2e to change my project > > > > > >> configuration so > > > > > >> that it uses "Annotation processing" when it compiles my code. > > > > > >> The reason for this need is that I want to use the JPA feature of > > > > > >> the > > > > > >> canonical metamodel, which builds on annotation processing. > > > > > >> I followed this hibernate tutorial > > > > > >> <http://docs.jboss.org/hibernate/stable/jpamodelgen/reference/en-US/html_single/> > > > > > >> and got maven itself to generate the required additional files > > > > > >> without a > > > > > >> problem but because Eclipse has no knowledge of these files, they > > > > > >> are > > > > > >> only in the target folder, then I cannot use them while working. > > > > > >> Is there a way m2e can update the project configuration with > > > > > >> respect to > > > > > >> this aspect? > > > > > >> > > > > > >> Thanks in advance. > > > > > >> > > > > > >> -- > > > > > >> Ittai Zeidman > > > > > >> VP R&D, Fashion Traffic <http://fashiontraffic.com/> > > > > > >> Follow us on: Twitter <http://twitter.com/fashiontraffic>| Facebook > > > > > >> <http://www.facebook.com/newfashiontraffic>| Tumblr > > > > > >> <http://fashiontrafficblog.tumblr.com/> > > > > > >> > > > > > >> > > > > > >> > > > > > >> _______________________________________________ > > > > > >> m2e-users mailing list > > > > > >> [email protected] > > > > > >> https://dev.eclipse.org/mailman/listinfo/m2e-users > > > > > > _______________________________________________ > > > > > > m2e-users mailing list > > > > > > [email protected] > > > > > > https://dev.eclipse.org/mailman/listinfo/m2e-users > > > > > > > > > > /max > > > > > http://about.me/maxandersen > > > > > > > > > > > > > > > > > > > > _______________________________________________ > > > > > m2e-users mailing list > > > > > [email protected] > > > > > https://dev.eclipse.org/mailman/listinfo/m2e-users > > > > _______________________________________________ > > > > m2e-users mailing list > > > > [email protected] > > > > https://dev.eclipse.org/mailman/listinfo/m2e-users > > > > > > /max > > > http://about.me/maxandersen > > > > > > > > > > > > _______________________________________________ > > > m2e-users mailing list > > > [email protected] > > > https://dev.eclipse.org/mailman/listinfo/m2e-users > > _______________________________________________ > > m2e-users mailing list > > [email protected] > > https://dev.eclipse.org/mailman/listinfo/m2e-users > > /max > http://about.me/maxandersen > > > > _______________________________________________ > m2e-users mailing list > [email protected] > https://dev.eclipse.org/mailman/listinfo/m2e-users
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