自定义枚举类,jdk1.5之前和Enum枚举

news/2024/7/3 13:54:02
/**
 * @author xianyu
 * @version 1.0
 * @date 2019/12/30 20:27
 * 自定义枚举类
 */
public class Season {

    // 1. 自定义枚举类对象的属性不应该允许被修改,所有应该使用private final修饰

    private final String SEASONNAME;
    private final String SEASONDESC;

    // 2. 私有化类的构造器,并给对象属性赋值
    private Season(String seasonName,String seasonDesc){
        this.SEASONNAME = seasonName;
        this.SEASONDESC = seasonDesc;
    }

    // 3. 提供当前枚举类的多个对象
    public static final Season SPRING = new Season("春天","春暖花开");
    public static final Season SUMMER = new Season("夏天","夏日炎炎");
    public static final Season AUTUMN = new Season("秋天","秋高气爽");
    public static final Season WINTER = new Season("冬天","白雪皑皑");


    public String getSEASONNAME() {
        return SEASONNAME;
    }

    public String getSEASONDESC() {
        return SEASONDESC;
    }

    @Override
    public String toString() {
        return "Season{" +
                "SEASONNAME='" + SEASONNAME + '\'' +
                ", SEASONDESC='" + SEASONDESC + '\'' +
                '}';
    }
}

/**
 * @author xianyu
 * @version 1.0
 * @date 2019/12/30 20:39
 */
public enum SeasonEnum {

    // 提供当前枚举的对象, 逗号隔开,分号结束
    SPRING("春天","春暖花开"),
    SUMMER("夏天","夏日炎炎"),
    AUTUMN("秋天","秋高气爽"),
    WINTER("冬天","白雪皑皑"),
    ;

    // enum枚举
    // 1. 自定义枚举类对象的属性不应该允许被修改,所有应该使用private final修饰
    private final String SEASONNAME;
    private final String SEASONDESC;

    // 2. 私有化类的构造器,并给对象属性赋值
    private SeasonEnum(String seasonName,String seasonDesc){
        this.SEASONNAME = seasonName;
        this.SEASONDESC = seasonDesc;
    }

    public String getSEASONNAME() {
        return SEASONNAME;
    }

    public String getSEASONDESC() {
        return SEASONDESC;
    }

    @Override
    public String toString() {
        return "SeasonEnum{" +
                "SEASONNAME='" + SEASONNAME + '\'' +
                ", SEASONDESC='" + SEASONDESC + '\'' +
                '}';
    }
}


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