WindowAdapter class in java

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 //WindowsAdapter class
import java.awt.*;
import java.awt.event.*;

class MyFrame3 extends Frame
{
    MyFrame3(String title)
    {
        super(title);
        addWindowListener(new WindowAdapter()
            {
                public void windowClosing(WindowEvent we)
                {
                    System.exit(0);
                }
            });
    }

public static void main(String[] args) {
    MyFrame3 obj = new MyFrame3("My Frame3");
    obj.setSize(300, 300);
    obj.setVisible(true);
}
}

OUTPUT:


 

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