1import java.util.HashMap; 2 3class MyClass { 4 5 public enum Primitive { 6 Boolean ("Boolean"), 7 Char ("Character"), 8 Byte ("Byte"), 9 Short ("Short"), 10 Int ("Integer"), 11 Long ("Long"), 12 Float ("Float"), 13 Double ("Double"); 14 15 final String nameOfBoxedType; 16 } 17 18 static final HashMap<String, Primitive> unboxMap = new HashMap<String, Primitive>(); 19 static { 20 for(Primitive unboxedType : Primitive.values()) { 21 unboxMap.put(unboxedType.nameOfBoxedType, unboxedType); 22 } 23 } 24 25}