/**
* Adds a command to be saved.
*
* @param gameID The gameID of the command.
* @param command The command to be saved.
* @return True if adding was successful. Else false (in this case, attempt updating the game).
* @throws PersistenceException Thrown if issues occur adding the command
*/
public boolean AddCommand(int gameID, ICommand command) throws PersistenceException {
IPersistenceProvider provider = handler.GetPlugin();
boolean success = false;
try {
provider.StartTransaction();
ICommandDAO commandDAO = provider.GetCommandDAO();
if (commandDAO.GetCommandCount(gameID) <= commandLength) {
String serializedCommand = Serialize(command);
provider.GetCommandDAO().AddCommand(gameID, serializedCommand);
success = true;
} else {
success = false;
}
provider.EndTransaction(true);
} catch (PersistenceException | IOException e) {
provider.EndTransaction(false);
throw new PersistenceException("Error saving command", e);
}
return success;
}
/**
* Get all the commands that haven't been applied.
*
* @return The commands for all the games.
* @throws PersistenceException Thrown if issues occur getting the commands.
*/
public List<ICommand> GetAllCommands() throws PersistenceException {
IPersistenceProvider provider = handler.GetPlugin();
List<String> commands;
try {
provider.StartTransaction();
commands = provider.GetCommandDAO().GetCommands();
provider.EndTransaction(true);
} catch (PersistenceException e) {
provider.EndTransaction(false);
throw e;
}
List<ICommand> convertedCommands = new ArrayList<ICommand>(commands.size());
for (String command : commands) {
try {
ICommand convertedCommand = Deserialize(command, ICommand.class);
convertedCommands.add(convertedCommand);
} catch (IOException | ClassNotFoundException e) {
e.printStackTrace();
}
}
return convertedCommands;
}
/**
* Updates the currently saved game.
*
* @param sgm The server game manager to update.
* @throws PersistenceException Thron if errors occur updating.
*/
public void UpdateGame(ServerGameManager sgm) throws PersistenceException {
IPersistenceProvider provider = handler.GetPlugin();
try {
provider.StartTransaction();
int gameID = sgm.GetGameID();
provider.GetCommandDAO().DeleteCommands(gameID);
String blob = Serialize(sgm);
provider.GetGameDAO().UpdateGame(gameID, blob);
provider.EndTransaction(true);
} catch (PersistenceException e) {
provider.EndTransaction(false);
throw e;
} catch (IOException e) {
// TODO Auto-generated catch block
provider.EndTransaction(false);
throw new PersistenceException("Unable to serialize");
}
}