Java5 枚举类型使用总结

/**
* Created by IntelliJ IDEA.
* User: leizhimin
* Date: 2007-11-29
* Time: 11:29:23
* 带方法的枚举类型
*/
public enum SharpShooter_3 {
    LOCKED,
    AIM,
    SHOOT;

    public String getDesc() {
        switch (this.ordinal()) {
            case 0:
                return "锁定目标";
            case 1:
                return "瞄准目标";
            case 2:
                return "射击";
            default:
                return "没有该枚举值！";
        }
    }
}

/**
* Created by IntelliJ IDEA.
* User: leizhimin
* Date: 2007-11-29
* Time: 11:32:40
* 测试枚举方法
*/
public class TestDemo_3 {
    public static void main(String args[]) {
        for (SharpShooter_3 enumSS : SharpShooter_3.values()) {
            System.out.println(enumSS + " " + enumSS.getDesc());
        }
    }
}

/**
* Created by IntelliJ IDEA.
* User: leizhimin
* Date: 2007-11-29
* Time: 11:37:20
* 带私有构造方法的枚举类型
*/
public enum SharpShooter_4 {
    LOCKED("锁定目标"),
    AIM("瞄准目标"),
    SHOOT("射击");

    private String desc;        //枚举说明

    /**
     * 私有的构造方法
     */
    private SharpShooter_4(String desc){
        this.desc=desc;
    }

    /**
     * 获取枚举值的说明
     * @return String
     */
    public String getDesc(){
        return desc;
    }
}

/**
* Created by IntelliJ IDEA.
* User: leizhimin
* Date: 2007-11-29
* Time: 11:42:50
* 测试带私有构造方法的枚举类型
*/
public class TestDemo_4 {
    public static void main(String args[]) {
        for (SharpShooter_4 enumSS : SharpShooter_4.values()) {
            System.out.println(enumSS + " " + enumSS.getDesc());
        }
    }
}

LOCKED 锁定目标
AIM 瞄准目标
SHOOT 射击

Process finished with exit code 0