金额转换工具

 1 /**
 2  * 金额转换工具
 3  * @Author yinjianbo
 4  * @Description TODO
 5  * @Date 2019-12-23
 6  */
 7 public class MoneyUpperUntil {
 8 
 9    private static final String UNIT = "万千佰拾亿千佰拾万千佰拾元角分";
10    private static final String DIGIT = "零壹贰叁肆伍陆柒捌玖";
11    private static final Double MAX_VALUE = 9999999999999.99D;
12 
13    /**
14     * 金额转换中文大写
15     * @author yinjianbo
16     * @param
17     * @return
18     */
19    public static String change(double v) {
20       if (v < 0 || v > MAX_VALUE){
21          return "参数非法!";
22       }
23       long l = Math.round(v * 100);
24       if (l == 0){
25          return "零元整";
26       }
27       String strValue = l + "";
28       // i用来控制数
29       int i = 0;
30       // j用来控制单位
31       int j = UNIT.length() - strValue.length();
32       String rs = "";
33       boolean isZero = false;
34       for (; i < strValue.length(); i++, j++) {
35          char ch = strValue.charAt(i);
36          if (ch == '0') {
37             isZero = true;
38             if (UNIT.charAt(j) == '亿' || UNIT.charAt(j) == '万' || UNIT.charAt(j) == '元') {
39                rs = rs + UNIT.charAt(j);
40                isZero = false;
41             }
42          } else {
43             if (isZero) {
44                rs = rs + "零";
45                isZero = false;
46             }
47             rs = rs + DIGIT.charAt(ch - '0') + UNIT.charAt(j);
48          }
49       }
50       if (!rs.endsWith("分")) {
51          rs = rs + "整";
52       }
53       rs = rs.replaceAll("亿万", "亿");
54       return rs;
55    }
56 
57    public static void main(String[] args) {
58       System.out.println(change(12460));
59    }
60 }