returns a string representation of the enumeration value . concode_field_sep ParameterDirectionKindEnum PDK_INOUT concode_elem_sep java.util.List typeName concode_elem_sep ParameterDirectionKindEnum PDK_RETURN concode_elem_sep ParameterDirectionKindEnum PDK_OUT concode_elem_sep ParameterDirectionKindEnum PDK_IN concode_elem_sep java.lang.String literalName concode_field_sep java.lang.Object readResolve concode_elem_sep ParameterDirectionKind forName concode_elem_sep java.util.List refTypeName concode_elem_sep int hashCode concode_elem_sep boolean equals