[자바]프레임이 화면 중앙에 위치하도록 만들기

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JFrame frm = new JFrame(title);
frm.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
Dimension dimension = Toolkit.getDefaultToolkit().getScreenSize();
int x = (int) ((dimension.getWidth() - frm.getWidth()) / 2);
int y = (int) ((dimension.getHeight() - frm.getHeight()) / 2);
frm.setLocation(x,y);

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