@Override public void actionPerformed(ActionEvent arg0) { // TODO Auto-generated method stub String st1; String st2; String st3; String st4; int num1; int num2; st1 = field1.getText(); st2 = field2.getText(); st3 = field3.getText(); st4 = field4.getText(); num1 = Integer.parseInt(st3); num2 = Integer.parseInt(st4); System.out.println(st1); cinnect.insert(st1, st2, num1, num2); }