Enum枚举的练习

//Eumn类的几个方法使用

package com.hspedu;

import com.sun.xml.internal.ws.api.model.wsdl.WSDLOutput;

import javax.swing.*;
//Eumn类的几个方法使用
public class EumnExercise01 {
    public static void main(String[] args) {
        Season02 spring = Season02.SPRING;
        //Enum类name方法
        System.out.println(spring.name());
        //ordinal方法，返回次序，从0开始
        System.out.println(spring.ordinal());
        //返回枚举常量(对象)数组
        Season02[] values = Season02.values();//数组已经建好
        for (Season02 season:values){//增强for循环，遍历输出数组
            System.out.println(season);
        }
        //字符串转换成枚举对象，要求字符串把必须为已有常量名称，否则报异常
        Season02 spring1 = Season02.valueOf("SPRING");
        System.out.println("spring1= " + spring1);
        System.out.println(spring == spring1);
        //比较两个枚举常量，比较的是编号，输出编号相减
        System.out.println(Season02.SPRING.compareTo(Season02.WINTER));
        Season02 summer = Season02.SUMMER;
        System.out.println(summer);
    }
}

enum Season02{
    SPRING("春天","温暖"),SUMMER("夏天","暴热"),
    AUTUMN("秋天","凉爽"),WINTER("冬天","寒冷");

    private String season;
    private String describe;

    private Season02(String season, String describe) {
        this.season = season;
        this.describe = describe;
    }

    public String getSeason() {
        return season;
    }

    public String getDescribe() {
        return describe;
    }

    @Override
    public String toString() {
        return "Season02{" +
                "season='" + season + ''' +
                ", describe='" + describe + ''' +
                '}';
    }
}