public void close() {
		try {
			if(statement != null) statement.close();
			if(connection != null) connection.close();
		} catch(SQLException e) {
			e.printStackTrace();
		} finally {
			try {
				if(statement != null) statement.close();
			} catch(SQLException se2) {}
			try {
				if(connection != null) connection.close();
			} catch(SQLException se3) {}
		}
	}