Popup Message boxes

Question

I am unsure of how to code popup message box in my methods.

public String verify(){
    String result = \"failed\";
    int authcode = staffBean.getVerifyCod         


        

Answer 1

JOptionPane.showMessageDialog(btn1, "you are clicked save button","title of dialog",2);

btn1 is a JButton variable and its used in this dialog to dialog open position btn1 or textfield etc, by default use null position of the frame.next your message and next is the title of dialog. 2 numbers of alert type icon 3 is the information 1,2,3,4. Ok I hope you understand it