public class EnumDemo01 {
	public static void main(String[] args) {
		//获取枚举类中的实例
		Week sun=Week.Sun;
		sun.setName("周天");
		sun.test();
		
		switch(sun) {
		case Sun:
			sun.setName("7");
			break;
		case MON:
			sun.setName("1");
			break;
		}
		sun.test();
		
	}
}

//枚举类  表示一周的所有天 
enum Week{
	MON,  //public static final Week mon = new Week();
	Sun;
	
	private String name;
	
	public String getName() {
		return name;
	}

	public void setName(String name) {
		this.name = name;
	}

	public void test() {
		System.out.println(name+"真好~");
	}
}