Java通过出生日期计算属相(生肖)和星座

public class Year {
private final static int[] dayArr = new int[] { 20, 19, 21, 20, 21, 22, 23,
23, 23, 24, 23, 22 };
private final static String[] constellationArr = new String[] { "摩羯座",
"水瓶座", "双鱼座", "白羊座", "金牛座", "双子座", "巨蟹座", "狮子座", "处女座", "天秤座",
"天蝎座", "射手座", "摩羯座" };

/**
* 根据出生日期计算属相和星座
*
* @param args
*/
public static void main(String[] args) {
int month = 7;
int day = 28;
System.out.println("星座为：" + getConstellation(month, day));
System.out.println("属相为:" + getYear(1994));

}

/**
* Java通过生日计算星座
*
* @param month
* @param day
* @return
*/
public static String getConstellation(int month, int day) {
return day < dayArr[month - 1] ? constellationArr[month - 1]
: constellationArr[month];
}

/**
* 通过生日计算属相
*
* @param year
* @return
*/
public static String getYear(int year) {
if (year < 1900) {
return "未知";
}
int start = 1900;
String[] years = new String[] { "鼠", "牛", "虎", "兔", "龙", "蛇", "马", "羊",
"猴", "鸡", "狗", "猪" };
return years[(year - start) % years.length];
}
}