import java.awt.*;

import javax.swing.*;

public class Test extends JFrame

{

JButton an1=null;

public static void main(String[] args)

{

Test lx1=new Tset();

}

public Tset()

{

this.setTitle("www");

this.setSize(300,180);

this.setLocation(100,260);

an1=new JButton("anniu");

this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

this.setVisible(true);

}

}

Exception in thread "main" java.lang.Error: 无法解析的编译问题：

Tset 无法解析为类型

at Test.main(Test.java:10)