Ejemplo n.º 1
0
void TransactionImpl::DetachDatabase(IBPP::Database db)
{
	if (db.intf() == 0)
		throw LogicExceptionImpl("Transaction::DetachDatabase",
				_("Can't detach an unbound Database."));

	DetachDatabaseImpl(dynamic_cast<DatabaseImpl*>(db.intf()));
}
Ejemplo n.º 2
0
void TransactionImpl::AttachDatabase(IBPP::Database db,
	IBPP::TAM am, IBPP::TIL il, IBPP::TLR lr, IBPP::TFF flags)
{
	if (db.intf() == 0)
		throw LogicExceptionImpl("Transaction::AttachDatabase",
				_("Can't attach an unbound Database."));

	AttachDatabaseImpl(dynamic_cast<DatabaseImpl*>(db.intf()), am, il, lr, flags);
}
Ejemplo n.º 3
0
void TransactionImpl::AddReservation(IBPP::Database db,
	const std::string& table, IBPP::TTR tr)
{
	if (mHandle != 0)
		throw LogicExceptionImpl("Transaction::AddReservation",
				_("Can't add table reservation if Transaction started."));
	if (db.intf() == 0)
		throw LogicExceptionImpl("Transaction::AddReservation",
				_("Can't add table reservation on an unbound Database."));

	// Find the TPB associated with this database
	std::vector<DatabaseImpl*>::iterator pos =
		std::find(mDatabases.begin(), mDatabases.end(), dynamic_cast<DatabaseImpl*>(db.intf()));
	if (pos != mDatabases.end())
	{
		size_t index = pos - mDatabases.begin();
		TPB* tpb = mTPBs[index];
		
		// Now add the reservations to the TPB
		switch (tr)
		{
			case IBPP::trSharedWrite :
					tpb->Insert(isc_tpb_lock_write);
					tpb->Insert(table);
					tpb->Insert(isc_tpb_shared);
					break;
			case IBPP::trSharedRead :
					tpb->Insert(isc_tpb_lock_read);
					tpb->Insert(table);
					tpb->Insert(isc_tpb_shared);
					break;
			case IBPP::trProtectedWrite :
					tpb->Insert(isc_tpb_lock_write);
					tpb->Insert(table);
					tpb->Insert(isc_tpb_protected);
					break;
			case IBPP::trProtectedRead :
					tpb->Insert(isc_tpb_lock_read);
					tpb->Insert(table);
					tpb->Insert(isc_tpb_protected);
					break;
			default :
					throw LogicExceptionImpl("Transaction::AddReservation",
						_("Illegal TTR value detected."));
		}
	}
	else throw LogicExceptionImpl("Transaction::AddReservation",
			_("The database connection you specified is not attached to this transaction."));
}