Re: [forge-dev] Generate Code with Forge

> Hello Paul, thanks for your enlightening reply. > > The plugin is about a code generator for a home made Java EE6 framework > and for instance it will generate very simple xhtml and java classes, so for > example the generate-controller plugin would generate > > *@ViewAccessScoped > @Named("personMBean") > public class PersonMBean extends AbstractBaseMBean<Person> implements > Serializable, ModalObserver { > > @Inject > public void setPersonService(PersonService personService) {*//service > layer will be generated togheter* > super.setBaseService(personService); > } > > some other very simple methods > }* > > for the controller-plugin maybe i dont need to understand the model class > (just to import it) cause its just a matter of replacing parammeters by the > domain object but in the view-plugin it will be necessary for sure. > > Another concern i have is how to format the generated code? maybe the > velocity template could help on that. > > Ive seen the Arquillian example, how can i clone it and forge project? > > Thanks again! > > > > > 2011/10/23 Paul Bakker <paul.bakker.nl(a)gmail.com&gt; > >> Hi Rafael, >> >> There are two things you need to do: >> 1) "understand" the Person class >> 2) generate new code >> >> >> 1) >> You can use a command parameter to get the Person class: @Option(name = >> "class", required = true, type = PromptType.JAVA_CLASS) JavaResource >> classUnderTest >> >> JavaResource is a rich file representation of the class. >> Now you can use the JavaSourceFacet to get information about the class >> itself: >> >> JavaSourceFacet java = project.getFacet(JavaSourceFacet.class); >> JavaSource<?> javaSource = classUnderTest.getJavaSource(); >> >> javaSource has methods such as getPackage() etc. >> >> 2) >> Now you have to generate code. There are two ways to do this, depending >> on your needs. >> The most elegant way is to use the "JavaParser" builder API: >> >> JavaClass javaClass = JavaParser.create(JavaClass.class) >> .setPackage(entityPackage) >> .setName(entityName) >> .setPublic() >> .addAnnotation(Entity.class).getOrigin() >> .addInterface(Serializable.class); >> Field<JavaClass> id = javaClass.addField("private Long id = null;"); >> …. >> >> My experience is that this works best for small classes. If you need to >> generate a lot of code it might be better to use a tempting framework such >> as Apache Velocity. >> You can find an example of this in the code of the Arquillian plugin: >> https://github.com/forge/plugin-arquillian/blob/master/src/main/java/org/... >> >> You can just add Velocity to your pom file and it will work. >> >> If you have any more questions, let us know! What kind of plugin are you >> writing? >> >> Paul Bakker >> >> >> On Oct 23, 2011, at 2:26 AM, Rafael Pestano wrote: >> >> Hi everyone, >> >> this is my first mail to this list and id like to congratulate the Forge >> team for their work. >> >> my question is, what's the best way to generate .java, .xhtml files with >> forge? >> >> Id like to write a plugin which would receive an entity class as >> parameter and generate some code on top of it, eg: >> >> $ generate-service Person >> $ generate-controller Person >> $ generate-view Person >> >> >> Where Person is a domain object, is it possible with Forge? if yes, whats >> the best way? >> >> >> thanks in advance. >> >> >> >> >> -- >> <http://www.advancedit.com.br/>Att, >> >> Rafael M. Pestano >> >> Desenvolvedor Java Cia. de Processamento de Dados do Rio Grande do Sul >> Graduando em Ciência da Computação UFRGS >> _______________________________________________ >> forge-dev mailing list >> forge-dev(a)lists.jboss.org >> https://lists.jboss.org/mailman/listinfo/forge-dev >> >> >> > > > -- > <http://www.advancedit.com.br/>Att, > > Rafael M. Pestano > > Desenvolvedor Java Cia. de Processamento de Dados do Rio Grande do Sul > Graduando em Ciência da Computação UFRGS > -- <http://www.advancedit.com.br/>Att, Rafael M. Pestano Desenvolvedor Java Cia. de Processamento de Dados do Rio Grande do Sul Graduando em Ciência da Computação UFRGS