📄 a.java
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import java.awt.BorderLayout;
import javax.swing.JPanel;
import javax.swing.JFrame;
public class a extends JFrame {
private static final long serialVersionUID = 1L;
private JPanel jContentPane = null;
/**
* This is the default constructor
*/
public a() {
super();
initialize();
}
/**
* This method initializes this
*
* @return void
*/
private void initialize() {
this.setSize(300, 200);
this.setContentPane(getJContentPane());
this.setTitle("JFrame");
}
/**
* This method initializes jContentPane
*
* @return javax.swing.JPanel
*/
private JPanel getJContentPane() {
if (jContentPane == null) {
jContentPane = new JPanel();
jContentPane.setLayout(new BorderLayout());
}
return jContentPane;
}
}
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