try { conn.close(); } catch(SQLException e) {  }
close(conn);
	public static void dropTypeMapping(String sqlTypeName, String javaClassName)	throws SQLException	{		Connection conn = DriverManager.getConnection("jdbc:default:connection");		try		{			// TODO: Add drop code.		}		finally		{			try { conn.close(); } catch(SQLException e) { /* ignore */ }		}	}