public static final StackType IPv4
public static final StackType IPv6
public static final StackType Unknown
public static StackType[] values()
for (StackType c : StackType.values()) System.out.println(c);
public static StackType valueOf(java.lang.String name)
name
- 要返回的枚举常量的名称。java.lang.IllegalArgumentException
- 如果该枚举类型没有带有指定名称的常量java.lang.NullPointerException
- 如果参数为空值