code: public void check(Declaration decl, AnnotationProcessorEnvironment env) {
  
          _locale = Locale.getDefault();
  
          if (decl instanceof TypeDeclaration) {
  
              //
              // Check method annotations
              //
              Collection<? extends MethodDeclaration> methods = ((TypeDeclaration) decl).getMethods();
              for (MethodDeclaration method : methods) {
                  checkSQL(method, env);
  
              }
          } else if (decl instanceof FieldDeclaration) {
  
              //
              // NOOP
              //
          } else {
  
              //
              // NOOP
              //
          }
      }
docs: Invoked by the control build-time infrastructure to process a declaration of
  a control extension (ie, an interface annotated with @ControlExtension), or
  a field instance of a control type.