java--查找星座

import javax.swing.JOptionPane;
public class XingzuoTest 
{
	public static void main(String[] args) 
{
		Time g = new Time();
		g.timeTest(g.inPut());
	}
}

 class Time
{	
	public double inPut() 
{
String doubleString = JOptionPane.showInputDialog(null, "请输入您的出生月日","判断用户的星座", JOptionPane.QUESTION_MESSAGE); 	
// 输入框接收键盘输入的用户星座
		double time = Double.parseDouble(doubleString);		//字符串转化为double型
		return time;
	}
	public void timeTest(double time)
{
		if(time>=3.21&&time<=4.19) System.out.println("您的星座为白羊座!");
                else if(time>=4.20&&time<=5.20) System.out.println("您的星座为金牛座!");
                else if(time>=5.21&&time<=6.21) System.out.println("您的星座为双子座!");
                else if(time>=6.22&&time<=7.22) System.out.println("您的星座为巨蟹座!");
                else if(time>=7.23&&time<=8.22) System.out.println("您的星座为狮子座!");
                else if(time>=8.23&&time<=9.22) System.out.println("您的星座为处女座!");
                else if(time>=9.23&&time<=10.23) System.out.println("您的星座为天平座!");
                else if(time>=10.24&&time<=11.22) System.out.println("您的星座为天蝎座!");
                else if(time>=11.23&&time<=12.21) System.out.println("您的星座为射手座!");
                else if((time>=12.22&&time<=12.31)||(time>=1.01&&time<=1.19)) System.out.println("您的星座为魔蝎座!");
                else if(time>=1.20&&time<=2.18) System.out.println("您的星座为水瓶座!");
                else if(time>=2.19&&time<=3.20) System.out.println("您的星座为双鱼座!");
                else System.out.println("输入的时间不在判断的范围之内!");
   }
}