数字格式化成大写数字方法

@Test
public void testno2hz() {
    no2hz(10010);
}

public void no2hz(int no) {
    String[] str1 = new String[]{"零","一","二","三","四","五","六","七","八","九"};
    String[] str2 = new String[]{"十", "百", "千", "万"};
    String sno = String.valueOf(no);
    int[] nos = new int[sno.length()];
    for (int a = 0; a < sno.length(); a++) {
        String ss = sno.substring(a, a + 1);
        nos[a] = Integer.parseInt(ss);
    }
    String s = "";
    for (int i = 0; i < sno.length(); i++) {
        s+=str1[nos[i]];
        s = s.replace("零零", "零");
        int a = sno.length() - i - 2;
        if(sno.length() > 1 && a >= 0 && !str1[nos[i]].equals(str1[0])) {
            s+=str2[a];
        }
    }
    if(s.substring(s.length()-1, s.length()).equals(str1[0])) {
        s=s.substring(0, s.length()-1);
    }
    System.out.println(s);
}