public enum Direction extends Enum<Direction>
public static Direction[] values()
for (Direction c : Direction.values()) System.out.println(c);
public static Direction valueOf(String name)
name - 要返回的枚举常量的名称。IllegalArgumentException - 如果该枚举类型没有带有指定名称的常量NullPointerException - 如果参数为空值public static Direction fromString(String value)
value - DirectionIllegalArgumentException - in case the given value cannot be parsed into an enum value.Copyright © 2017. All rights reserved.