use Inline (
  Java => 'STUDY',
  STUDY => [ qw(javax.swing.JFrame javax.swing.JOptionPane) ]
);


# http://download.oracle.com/javase/1.4.2/docs/api/javax/swing/JOptionPane.html

my $f = javax::swing::JFrame->new;

my $l = javax::swing::JOptionPane->new();

$l->showMessageDialog($f, "Hello World");