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  1. 	import javax.swing.JFrame;
  2.  
  3. 	/**
  4. 	 this program displays a frame
  5. 	 */
  6. 	public class EmptyFrameViewer
  7. 	{
  8. 		public static void main(String[] args)
  9. 		{
  10. 			JFrame frame = new JFrame();
  11.  
  12. 			final int FRAME_WIDTH = 800;
  13. 			final int FRAME_HEIGHT = 800;
  14. 			frame.setSize(FRAME_WIDTH, FRAME_HEIGHT);
  15. 			frame.setTitle("My First Frame");
  16. 			frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
  17.  
  18. 			frame.setVisible(true);
  19.  
  20. 	}
  21. 	}
  22.  
Compilation error #stdin compilation error #stdout 0s 0KB
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stdin
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Standard input is empty
compilation info 
Main.java:6: error: class EmptyFrameViewer is public, should be declared in a file named EmptyFrameViewer.java
	public class EmptyFrameViewer
	       ^
1 error
stdout
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Standard output is empty
https://ideone.com/G2Vstt
language:
Java (HotSpot 12)
created:
8 years ago
visibility:
public

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