Solution :
For better understanding please follow below code snippets.
int dialoge = JOptionPane.showConfirmDialog(null, "Yes No Cancel", "YesNoCancel", JOptionPane.YES_NO_CANCEL_OPTION);
if(dialoge == 0)
{
JOptionPane.showConfirmDialog(null, "You pressed YES\n"+"Your pressed value is = "+ dialoge);
}
else if(dialoge == 1)
{
JOptionPane.showConfirmDialog(null, "You pressed NO\n"+" Your pressed value is = "+ dialoge);
}
else if (dialoge == 2)
{
JOptionPane.showConfirmDialog(null, "You pressed CANCEL\n"+" Your pressed value is = "+ dialoge);
}
else if (dialoge == -1)
{
JOptionPane.showConfirmDialog(null, "You pressed X\n"+" Your pressed value is = "+ dialoge);
}
OR
int dialoge = JOptionPane.showConfirmDialog(null, "Yes No Cancel", "YesNoCancel", JOptionPane.YES_NO_CANCEL_OPTION);
switch (dialoge) {
case 0:
JOptionPane.showConfirmDialog(null, "You pressed YES\n"+" Your pressed value is = "+ dialoge);
break;
case 1:
JOptionPane.showConfirmDialog(null, "You pressed NO\n"+" Your pressed value is = "+ dialoge);
break;
case 2:
JOptionPane.showConfirmDialog(null, "You pressed CANCEL\n"+" Your pressed value is = "+ dialoge);
break;
case -1:
JOptionPane.showConfirmDialog(null, "You pressed X\n"+" Your pressed value is = "+ dialoge);
break;
default:
break;
}