int pts = 0;
        int reb = 0;
        int ast = 0;
        int fts = 0;
        boolean klaida = false;

        int trsk=Integer.parseInt( leaderTBL.getValueAt(leaderTBL.getSelectedRow(),1).toString() );
        int tpts=Integer.parseInt( leaderTBL.getValueAt(leaderTBL.getSelectedRow(),2).toString() );
        int treb=Integer.parseInt( leaderTBL.getValueAt(leaderTBL.getSelectedRow(),3).toString() );
        int tast=Integer.parseInt( leaderTBL.getValueAt(leaderTBL.getSelectedRow(),4).toString() );
        int tfts=Integer.parseInt( leaderTBL.getValueAt(leaderTBL.getSelectedRow(),5).toString() );
        //JTable table = new JTable(tableModel);
        //TableRowSorter<TableModel> sorter = new TableRowSorter<TableModel>(table.getModel());
        //table.setRowSorter(sorter);

        ////List<RowSorter.SortKey> sortKeys = new ArrayList<>(25);
        //sortKeys.add(new RowSorter.SortKey(4, SortOrder.ASCENDING));
        //sortKeys.add(new RowSorter.SortKey(0, SortOrder.ASCENDING));
        //sorter.setSortKeys(sortKeys);

        try {
            pts = (int) jPTS.getValue();
            reb = (int) jREB.getValue();
            ast = (int) jAST.getValue();
            if(pts < 0 || pts > 150) {
                klaida = true;
            }}
            catch(ClassCastException e) {
                klaida = true;
            }

            pts = (int) jPTS.getValue();
            reb = (int) jREB.getValue();
            ast = (int) jAST.getValue();
            int trskk=trsk;
            trsk++;
            //tpts=tpts*trsk;
            pts =(pts+tpts*trskk)/trsk;
            reb=(reb+treb*trskk)/trsk;
            ast=(ast+tast*trskk)/trsk;
            fts =tfts+(pts/3+ast/2+reb/3);

            if(!klaida){
                leaderTBL.getModel().setValueAt(trsk,leaderTBL.getSelectedRow(),1);
                leaderTBL.getModel().setValueAt(pts,leaderTBL.getSelectedRow(),2);
                leaderTBL.getModel().setValueAt(reb,leaderTBL.getSelectedRow(),3);
                leaderTBL.getModel().setValueAt(ast,leaderTBL.getSelectedRow(),4);
                leaderTBL.getModel().setValueAt(fts,leaderTBL.getSelectedRow(),5);

                jPTS.setValue(tpts);
                jREB.setValue(treb); jAST.setValue(tast);
                JOptionPane.showMessageDialog(this,
                    "Rungtynių statistika išsaugota sėkmingai.",
                    "Išsaugota sėkmingai",
                    JOptionPane.INFORMATION_MESSAGE);
                jPTS.setValue(0);
                jREB.setValue(0); jAST.setValue(0);
            }
            else{
                JOptionPane.showMessageDialog(this,
                    "Įvesta nekorektiška reikšmė.\n"
                    + "Prašome įvesti skaičių nuo 0 iki 150 ",
                    "Validacijos pranešimas",
                    JOptionPane.ERROR_MESSAGE);
            }