code: public Class<?> getReturnType() {
  	if (returnType == null) {
  	    returnType = ClassUtil.loadClass(getReturnTypeAsString(), null);
  	    if (returnType == null) initAddionalParams();
  	}
  	return returnType;
      }
docs: Returns a {@code Class} object that represents the formal return type of the method represented
  by this {@code Method} object.
  
  @return the return type for the method this object represents