java.sql.SQLException: Закрытое соединение
        at oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:112)
        at oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:146)
        at oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:208)
        at oracle.jdbc.driver.PhysicalConnection.createStatement(PhysicalConnection.java:722)
        at oracle.jdbc.driver.PhysicalConnection.createStatement(PhysicalConnection.java:698)
        at ru.isb.creditreg.ScoringService.GetNumberOfRequest(ScoringService.java:131)
        at ru.isb.creditreg.ScoringService.process(ScoringService.java:100)
        at ru.isb.creditreg.ScoringService.run(ScoringService.java:57)
        at java.lang.Thread.run(Unknown Source)

     private   void  CheckIfServiceMustBeAlive(Integer is_run)  throws  Exception, SQLException, IOException {
        
         try  {
            cnx =  new  Connect();
            ResultSet rs;
//            rs = Utl.getSQLRes(cnx.conn, "sql//cr_service.sql");
            String url= "sql//cr_service.sql";
            String path = System.getProperty("user.dir");
            path = path + File.separator + url;
            FileInputStream is =  new  FileInputStream(path);
             byte [] bytes =  new   byte [is.available()];
            is.read(bytes);
            String sql =  new  String(bytes);
            is.close();
            Statement stmt = cnx.conn.createStatement();
            rs = stmt.executeQuery( sql );
            
             while  (rs.next()) {
                is_run = rs.getInt(  1  );
            }
            
             if  (is_run== 0 ){
                 this .stop(); // останавливаем поток (наш сервис).
            }
            rs.close();
            cnx.conn.close();

        }  catch  (SQLException ex) {
            ex.printStackTrace();
            Utl.InsertErr(  0 , ex.getMessage());
            Logger.print("мы в CheckIfServiceMustBeAlive 1");
        }  catch  (IOException ex) {
            ex.printStackTrace();
        }
    }