| Class | Description | 
|---|---|
| DbHelper | Class to do basic MySQL stuff - connect and disconnect from the MySQL server, ask a query, maintain statements. | 
| DbTable | Class that manages the conversion of a ResultSet to something more usable. | 
| RoleInfoObject | Class that holds role information in Visibility hierarchy. | 
| RoleNode | Class that holds role information in a hierarchy. | 
| RoleTree | Class to manage a hierachy of RoleNodes so that hierarchical relationships between various roles can be determined. | 
| TableInfoObject | The Class TableInfoObject. | 
| UserAndRolesFakeData | The Class UserAndRolesFakeData. | 
| UsersAndRoles | Class to manage user information and user roles. | 
| UsersAndRolesTests | The Class UsersAndRolesTests. |