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        Connection conn = JDBCUtils.getConnection();
        DatabaseMetaData dbmd = conn.getMetaData();       
ResultSet rs = dbmd.getProcedureColumns(null, "DATAPUMP", "GET_INCOME_STATEMENT", "%");
        while (rs.next()) {
            String dbColumnName = rs.getString("COLUMN_NAME");
            short dbColumnReturn = rs.getShort("COLUMN_TYPE");
           
            switch (dbColumnReturn) {
            case DatabaseMetaData.procedureColumnReturn:
                System.out.println(dbColumnName+ " return");
                break;
            case DatabaseMetaData.procedureColumnIn:
                System.out.println(dbColumnName+ " in");
                break;
            case DatabaseMetaData.procedureColumnOut:
                System.out.println(dbColumnName+ " out");
                break;
            case DatabaseMetaData.procedureColumnInOut:
        


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import javax.servlet.http.HttpServletResponse;    
import java.io.IOException;    
   
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