中文的年份更改为阿拉伯数字年份

[java]代码库

package com.ly.changenum;

/**
* 把中文数字转换为阿拉伯数字，把阿拉伯数字转换为中文数字
* 
* @author zhaigy
* @date 2010-2-20
*/
final public class Changenum {
			
	
		public static void main(String[] args) {
			
			String  a   =cnNumToInt("二零〇一年五月一日");
			System.err.println(a);
		}
	
static public String cnNumToInt(String s) {
  
 String year  = s.substring(0,s.indexOf("年"));
 String  month = s.substring(s.indexOf("年")+1,s.indexOf("月"));
 String day  = s.substring(s.indexOf("月")+1,s.indexOf("日"));
 	
  	String  year_int =changgedate(year);
  	String month_int =changgedate(month);
  	String day_int = changgedate(day);
 
 return  ""+year_int+month_int+day_int;
}

public static String changgedate(String strs){
			String result="";
			boolean  flag =false;
			if(strs.startsWith("十")){
				flag=true;
			}
			int  size  =strs.length();
			
			
			
			for(int i =1, j=0;i<=strs.length();i++,j++){
						String str = strs.substring(j,i);
				switch (str) {
				case "〇":
					result+=0;
					break;
				case "零":
					result+=0;
					break;
				case "一":
					result+=1;
					break;
				case "二":
					result+=2;
					break;
				case "三":
					result+=3;
					break;
				case "四":
					result+=4;
					break;
				case "五":
					result+=5;
					break;
				case "六":
					result+=6;
					break;
				case "七":
					result+=7;
					break;
				case "八":
					result+=8;
					break;
				case "九":
					result+=9;
					break;
				case "十":
					if(flag&&size==1){
						result+=10;
						break;
					}
					if(!flag&&size==2){
						result+=0;
						break;
					}
					if(size==3){
						break;
					}
					else{
						result+=1;
						break;
					}
			
				}
			}
			if(!flag&&size==1){
				return  "0"+Integer.parseInt(result);
			}
			else
				return Integer.parseInt(result)+"";
	}

 
}