code: @ArgumentsChecked
  	@Throws({ IllegalNullArgumentException.class, IllegalMissingAnnotationException.class })
  	public static void hasAnnotation(final boolean condition, @Nonnull final Class<?> clazz,
  			@Nonnull final Class<? extends Annotation> annotation) {
  		Check.notNull(clazz, "clazz");
  		Check.notNull(annotation, "annotation");
  
  		if (condition) {
  			Check.hasAnnotation(clazz, annotation);
  		}
  	}
docs: Ensures that a passed class has an annotation of a specific type
  
  @param condition
  condition must be {@code true}^ so that the check will be performed
  @param clazz
  the class that must have a required annotation
  @param annotation
  the type of annotation that is required on the class
  
  @throws IllegalMissingAnnotationException
  if the passed annotation is not annotated at the given class