AnnotationProcessorEx3.kt

override fun process(p0: MutableSet<out TypeElement>?, roundEnv: RoundEnvironment?): Boolean {
  
  processingEnv.messager.printMessage(Diagnostic.Kind.NOTE, "Hello\r\n")
  processingEnv.messager.printMessage(Diagnostic.Kind.NOTE, "This is one message\r\n")
  processingEnv.messager.printMessage(Diagnostic.Kind.NOTE, "This is another message\r\n")
  processingEnv.messager.printMessage(Diagnostic.Kind.NOTE, "And yet another\r\n")
  processingEnv.messager.printMessage(Diagnostic.Kind.NOTE, "Well you got the point\r\n")
        
  return true
}