Java enum, javaenum

Java enum, javaenum

 

1/** 2 * Created by Edward on 2016/6/30. 3 */4 public class TestEnum {5 6 // Method 7 public enum SexEnum {8 MALE, FEMALE; 9} 10 11 // method 2 12 public enum SexEnum1 {13 MALE (1), 14 FEMALE (2); 15 16 private int id; 17 18 // private constructor 19 private SexEnum1 (int id) 20 {21 this. id = id; 22} 23 24 // enum object 25 public static SexEnum1 getEnum (int id) 26 {27 for (SexEnum1 s: SexEnum1.values ()) 28 {29 if (s. id = id) 30 return s; 31} 32 return null; 33} 34} 35 36 37 public static void main (String [] argv) 38 {39 // list the enum name40 for (SexEnum sex: SexEnum. values () 41 System. out. println (sex. name (); 42 43 // access 44 SexEnum sex = SexEnum through ENUM. MALE; 45 switch (sex) 46 {47 case MALE: 48 System. out. println ("male"); 49 break; 50 case FEMALE: 51 System. out. println ("female"); 52 break; 53 default: 54 System. out. println ("other"); 55 break; 56} 57 58 // get the enum object 59 SexEnum1 s = SexEnum1.getEnum (3); 60 switch (s) 61 {62 case MALE: 63 System. out. println ("male"); 64 break; 65 case FEMALE: 66 System. out. println ("female"); 67 break; 68 default: 69 System. out. println ("other"); 70 break; 71} 72 73} 74}