Java jbutton hover

JButton b = new JButton();
b.addMouseListener(new java.awt.event.MouseAdapter() {
public void mouseEntered(java.awt.event.MouseEvent e) {
	JButton j = (JButton) e.getSource();
	j.setBackground(Color.Red);
}
public void mouseExited(java.awt.event.MouseEvent e) {
	JButton j = (JButton) e.getSource();
	j.setBackground(Color.Green);
}
});

Source: stackoverflow.com

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