Conneg.java

@Resource
public class SoftwareResource {

  @Post @Consumes
  public void install(Software software) {
    software = SoftwareRepository.register(software);
    response.created(software);
  }

}

Follow.java

Link link = resource(user).getLink("machine");
response = link.follow().post(new Machine());



double amount = resource(user).refresh().
                                        getAmountDue();

Injection.java

public interface Queue {
}

@ApplicationScoped
public class DefaultQueue {
}

@Resource
public class Posts {

  public Posts(Queue q) {
    // do as you wish
  }
  
}

InjectionAnd404.java

@Resource
public class MachineResource {

  @Post @Path("{m.id}/softwares")
  public SoftwareResource softwares(Machine m) {
    Machine machine = new MachineRepository().retrieve(m);
    // ...
	}

}

Interceptor.java

@RequestScoped
@Lazy // optionally marking this interceptor as lazy loaded
@Intercepts
public class CustomInterceptor implements Interceptor {

  public boolean accepts(ResourceMethod method) {
    return true; // if you want it to intercept this resource
  }

  public void intercept(InterceptorStack stack, ResourceMethod method, Object instance) throws InterceptionException {
    // access to any injected components, the stack or the resource itself
    stack.next(method, instance);
  }
}

Outjection.java

@Resource
public class SoftwareController {

  public Software show(long id) {
    Software retrieved = dao.search(id);
    return retrieved;
  }

}

ResponseBuilder.java

@Resource
public class UserController {

  // inject dao

  public User show(long id) {
    return dao.load(id);
  }

}

@Resource
public class AdminController {
	
  private final Result result;
  private final UserDao dao;
	
  // easy to mock, inject => easy to test
  public AdminController(Result result, UserDao dao) {
    this.result = result;
    this.dao = dao;
  }

  public void create(User created) {
    User created = dao.save(prototype);

    // refactor friendly + no URI hell
    result.redirectTo(UserController.class).show(created);

  }

}

UploadDownload.java

public File download(Document d) {
  return manager.load(d).getDocumentPath();
}

public InputStream download(Music m) {
  return manager.load(m).getStream();
}

public void upload(File music) {
  manager.save(new Music(music));
  // redirect somewhere else
}

URIDRY.java

@Resource
public class SoftwareResource {

  @Post @Consumes
  public void install(Software software) {
    // ...
    result.use(SoftwareResource.class).show(software);
  }

}



  @GET @Path("/softwares/{id}")
  public Response install(@QueryParam("id") Software software) {
    // ...
  }

Validator.java

validator.checking(new Validations(){{
        that(employee.getRoles(), hasItem("ADMIN"));
}});

validator.onErrorUsePageOf(LoginController.class).login();

dao.add(employee);