if this is a enum type , returns the enum , otherwise fails . concode_field_sep boolean allowedAsPathParameter concode_elem_sep boolean allowedAsRequestResponseInCodeGen concode_elem_sep BiMap<String,Type> PRIMITIVE_TYPE_MAP concode_elem_sep MessageType messageType concode_elem_sep Type kind concode_elem_sep EnumType enumType concode_elem_sep boolean allowedAsHttpParameter concode_elem_sep Interner<TypeRef> interner concode_elem_sep boolean allowedAsHttpRequestResponse concode_elem_sep Map<String,WellKnownType> WELL_KNOWN_TYPE_MAP concode_elem_sep Cardinality card concode_field_sep boolean allowedAsPathParameter concode_elem_sep Location getLocation concode_elem_sep WellKnownType getWellKnownType concode_elem_sep TypeRef makeRequired concode_elem_sep TypeRef makeRepeated concode_elem_sep Type getKind concode_elem_sep TypeRef makeOptional concode_elem_sep boolean allowedAsRequestResponseInCodeGen concode_elem_sep int hashCode concode_elem_sep TypeRef of concode_elem_sep TypeRef of concode_elem_sep TypeRef of concode_elem_sep MessageType getMessageType concode_elem_sep boolean isMessage concode_elem_sep TypeRef fromPrimitiveName concode_elem_sep String getPrimitiveTypeName concode_elem_sep boolean isEnum concode_elem_sep boolean allowedAsHttpParameter concode_elem_sep boolean isRepeated concode_elem_sep boolean allowedAsHttpRequestResponse concode_elem_sep Cardinality getCardinality concode_elem_sep boolean isMap concode_elem_sep Field getMapKeyField concode_elem_sep Field getMapValueField concode_elem_sep boolean isCyclic concode_elem_sep boolean equals concode_elem_sep String toString concode_elem_sep boolean isPrimitive
EnumType function ( ) { return Preconditions . checkNotNull ( enumType ) ; }