cannot connect to DB2 mainframe for getting tables from metadata

[s302015]

i am trying to get all tables from metadata for mainframe DB2 but not able to get any .
Can anybody please help

 try {
            conn = (Connection) dbConnection.getConnection("connctor for IBM DB2");
            dbmd = conn.getMetaData();
            tableSet = dbmd.getTables(null, null, null, new String[] { "TABLE" });
            tableList = new ArrayList<String>();
            while (tableSet.next()) {
 
                if (tableSet.getString("TABLE_SCHEM") != null && !tableSet.getString("TABLE_SCHEM").equalsIgnoreCase(databaseConnector.getOwnerNm())) {
                // logger.info("schema not matchinng
                                // :"+tableSet.getString("TABLE_SCHEM"));
                }
                else {
                String tableNm = tableSet.getString(3);
                tableList.add(tableNm);
 
                }
            }
            }
            catch (Exception e) {
            logger.fatal("Error", e);
            }

[Rabbit]

Please use code tags when posting code or formatted data.

This doesn't look like db2 code. What language is this? I will move it to the correct forum.

[s302015]

I am using it to connect to different database by providing database connectors in it, can you please provide a sample to connect get tables metadata information using JDBC or something from DB2 Mainframe .

will surely remember next time to use code tags , thanks