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public class SuperClass {
	public enum ImageFormat{JPEG, TIFF, GIF, PNG, PSD}
	
	public static void main(String[] args){		
		SuperClass.ImageFormat[] values1 = SuperClass.ImageFormat.values();
		for(int i = 0; i < values1.length; i++)
			System.out.println(values1[i]);
		
		System.out.println("--------");
		
		SubClassA.ImageFormat[] values2 = SubClassA.ImageFormat.values();
		for(int i = 0; i < values2.length; i++)
			System.out.println(values1[i]);

	}
}


public class SubClassA extends SuperClass{
	enum ImageFormat{ JPEG, TIFF}
}


bgazei:

JPEG
TIFF
GIF
PNG
PSD
--------
JPEG
TIFF