public enum QualityGrade extends Enum<QualityGrade>
public static final QualityGrade LOW
public static final QualityGrade MEDIUM
public static final QualityGrade HIGH
public static QualityGrade[] values()
for (QualityGrade c : QualityGrade.values()) System.out.println(c);
public static QualityGrade 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Copyright © 2025. All rights reserved.