J2SE 枚举类型 [enum]

Week.java

代码；

/**
*
*/
package com.b510.examples;

/**
* @author Hongten
*
* @time 2011-8-10 2011
*/
public enum Week {
MON, TUE, WED, THU, FRI, SAT, SUN
}

********************************Hongten*************************

测试代码：

TestEnum.java

代码：

/**
*
*/
package com.b510.examples.action;

import com.b510.examples.Week;

/**
* @author Hongten
*
* @time 2011-8-10 2011
*/
public class TestEnum {

/**
* @param args
*/
public static void main(String[] args) {
new TestEnum().work(Week.SUN);

System.out.println("*****************************");
System.out.println("得到Week枚举类型中每个常量的常量值");
System.out.println(Week.MON.ordinal());
System.out.println(Week.TUE.ordinal());
System.out.println(Week.WED.ordinal());
System.out.println(Week.THU.ordinal());
System.out.println(Week.FRI.ordinal());
System.out.println(Week.SAT.ordinal());
System.out.println(Week.SUN.ordinal());

System.out.println("*****************************");
new TestEnum().workSwitch(Week.FRI);

}

public void work(Week day) {
if (day.equals(Week.SAT)) {
System.out.println("Go shopping!");
} else if (day.equals(Week.SUN)) {
System.out.println("Have a Rest");
} else {
System.out.println("Work");
}
}

public void workSwitch(Week day) {
switch (day) {
case MON:
case TUE:
case WED:
case THU:
case FRI:
System.out.println("大家辛苦了，请努力工作！");
break;
case SAT:
System.out.println("星期六，一起去购物！");
break;
case SUN:
System.out.println("星期天，大家休息！");
break;
default:
System.out.println("搞错了！");
break;
}
}

}

********************************Hongten*************************

运行效果：

Have a Rest
*****************************
得到Week枚举类型中每个常量的常量值
0
1
2
3
4
5
6
*****************************
大家辛苦了，请努力工作！