Package za.co.wethinkcode.robots.server.persistence

Interface WorldRepository

All Known Implementing Classes:

SqliteWorldRepository

public interface WorldRepository

Data-access contract for persisting a SavedWorld. Kept as an interface, per the module's Data Access Object guidance, so that command classes depend on this contract rather than on JDBC/SQL directly

Method Summary

Modifier and Type	Method	Description
boolean	exists(String name)
List<String>	listAll()
Optional<SavedWorld>	restore(String name)
void	save(SavedWorld world)	Saves a world snapshot, creating it if it doesn't already exist, or replacing the existing snapshot with the same name if it does.

Method Details

save

void save(SavedWorld world)
   throws SQLException

Saves a world snapshot, creating it if it doesn't already exist, or replacing the existing snapshot with the same name if it does.

Parameters:

world - the world snapshot to persist

Throws:

SQLException - if the underlying database operation fails

restore

Optional<SavedWorld> restore(String name)
                      throws SQLException

Throws:

SQLException

exists

boolean exists(String name)
        throws SQLException

Throws:

SQLException

listAll

List<String> listAll()
              throws SQLException

Throws:

SQLException