code: public static String getQualifiedMethodName(Method method, Class<?> clazz) {
  		Assert.notNull(method, "Method must not be null");
  		return (clazz != null ? clazz : method.getDeclaringClass()).getName() + '.' + method.getName();
  	}
docs: Return the qualified name of the given method, consisting of
  fully qualified interface/class name + "." + method name.
  @param method the method
  @param clazz the clazz that the method is being invoked on
  (may be {@code null} to indicate the method's declaring class)
  @return the qualified name of the method
  @since 4.3.4