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Posted By

indianocean on 11/13/06


Tagged

enum


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Typesafe Enum pattern

Published in: Java 

URL: http://java.sun.com/developer/technicalArticles/releases/j2se15langfeat/index.html

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  1. // Up to JDK 1.4
  2. public class TypesafeEnum
  3. 	{
  4. 	private final String name;
  5. 	private TypesafeEnum(String name)
  6. 		{
  7. 		this.name = name;
  8. 		}
  9. 	public static final TypesafeEnum FILE = new TypesafeEnum("file");
  10. 	public static final TypesafeEnum EDIT = new TypesafeEnum("edit");
  11. 	public static final TypesafeEnum FORMAT = new TypesafeEnum("format");
  12. 	public static final TypesafeEnum VIEW = new TypesafeEnum("view");
  13. 	public String toString()
  14. 		{
  15. 		return name;
  16. 		}
  17. 	}
  18.  
  19. // Since JDK 1.5
  20. public enum TypesafeEnum {FILE, EDIT, FORMAT, VIEW};

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