Java Swing Tutorial JTextField Usage Using Netbeans IDE

Java Swing Tutorial JTextField Usage Using Netbeans IDE

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private void cmdsubmitActionPerformed(java.awt.event.ActionEvent evt) {   String message = "Hello,"+txtname.getText();   lblmessagedisplay.setText(message); }   private void cmdsubmitActionPerformed(java.awt.event.ActionEvent evt) {     int a=Integer.parseInt(x);  String y=(String) jComboBox1.getSelectedItem();  int b=Integer.parseInt(y);  int r=a*b;  String z=Integer.toString(r);  txtresult.setText(z); }   private void cmdsubmitActionPerformed(java.awt.event.ActionEvent evt) {  String s1=tf1.getText();  String s2=tf2.getText();  int a=Integer.parseInt(s1);  int b=Integer.parseInt(s2);  int c=0;  c=a+b;  String result=String.valueOf(c);  tf3.setText(result); }