package Ġnet . cord a . workbench . simple Market place . state Ċ Ċ import Ġnet . cord a . core . serialization . C ord a Serializable Ċ Ċ @ C ord a Serializable Ċ enum Ġclass ĠState Type Ġ{ ĊĠĠĠ Ġavailable , ĊĠĠĠ Ġnot available , ĊĠĠĠ Ġapproved Ċ }