public CommandResult Execute()
{
_result = new CommandResult ("Exit");
return _result;
}
public CommandResult Execute()
{
_result = new CommandResult ("List");
_result.Data = _biblotica.GetBookList ();
return _result;
}
public CommandResult Execute()
{
_result = new CommandResult ("Checkout");
_result.Data = _biblotica.Checkout (_ISBNNumber);
return _result;
}
public CommandResult Execute()
{
_result = new CommandResult("Provide a valid Input!!");
return _result;
}