数目字转大写人民币

数字转大写人民币
import java.text.DecimalFormat;
public class ChangeMoney{

//我写的.
public static String moneyToRMB(double d){
String[] digit = {
"无", "分", "角", "元", "拾", "佰", "仟", "万", "拾", "佰", "仟", "亿", "拾", "佰",
"仟"};
String[] capi = {
"零", "壹", "贰", "叁", "肆", "伍", "陆", "柒", "捌", "玖"};
DecimalFormat df = new DecimalFormat("###0.00");
char[] c = df.format(d).toCharArray() ;
StringBuffer buf = new StringBuffer();
String reStr = null;
int cLength = c.length;

for(int i=0;i<c.length;i++){
String s = ""+c[i];
if(s.equals(".")){
cLength++;
continue;
}

int cp = Integer.parseInt(s);
buf.append(capi[ cp ]);
buf.append(digit[cLength-i-1]);
}

reStr = buf.toString();
System.out.println(":::::"+reStr);
for(int j=0;j<2;j++){
reStr = reStr.replaceAll( "零零", "零");reStr = reStr.replaceAll( "零亿", "亿");
reStr = reStr.replaceAll( "零万", "万");
reStr = reStr.replaceAll( "零仟", "零");
reStr = reStr.replaceAll( "零佰", "零");
reStr = reStr.replaceAll( "零拾", "零");
reStr = reStr.replaceAll( "零角", "零");
reStr = reStr.replaceAll( "亿万", "亿零");
reStr = reStr.replaceAll( "零分", "元整");
reStr = reStr.replaceAll( "零元", "元");
reStr = reStr.replaceAll( "零零", "零");
reStr = reStr.replaceAll( "角元整", "角整");
reStr = reStr.replaceAll( "元元", "元");
}
return reStr;
}

//吴兵写的
  /**
   * 将数据转换为金额大写
   * @param amount - 待转换的字符串
   * @return      被转换后的金额大写。
   */
  public static String money2RMB(double amount) {
    String returnStr = "";
    String[] strFigure = {
        "零", "壹", "贰", "叁", "肆", "伍", "陆", "柒", "捌", "玖"};
    double oldAmount = amount;
    String[] strUnit = {
        "无", "分", "角", "元", "拾", "佰", "仟", "万", "拾", "佰", "仟", "亿", "拾", "佰",
        "仟"};

    double tempAmount = amount;
    amount = Math.abs(amount);
    if (tempAmount != amount) {
      returnStr = "负";

    }
    DecimalFormat df = new DecimalFormat("###0.00");
    String strAmount = df.format(amount);
    strAmount = replace(strAmount, ".", "");

    int strLength = strAmount.length();
    String myNum = "";
    for (int i = 1; i <= strLength; i++) {
      myNum = strAmount.substring(i - 1, i);
      int len = strLength + 1 - i;
      returnStr += strFigure[Integer.parseInt(myNum)] + strUnit[len];
    }
    //System.out.println(returnStr);

    for (int i = 1; i < strUnit.length; i++) {
      String tempStr = "";
      if (! (strUnit[i].equals("万") || strUnit[i].equals("亿"))) {
        tempStr = "零" + strUnit[i] + "零";
        returnStr = replace(returnStr, tempStr, "零");
      }
    }

    returnStr = replace(returnStr, "零亿", "亿");
    returnStr = replace(returnStr, "零万", "万");
    returnStr = replace(returnStr, "零仟", "零");
    returnStr = replace(returnStr, "零佰", "零");
    returnStr = replace(returnStr, "零拾", "零");
    returnStr = replace(returnStr, "零角", "零");
    returnStr = replace(returnStr, "亿万", "亿零");

    if (returnStr.endsWith("零分")) {
      returnStr = replace(returnStr, "零分", "元整");
    }
    returnStr = replace(returnStr, "元元", "元");
    return returnStr;
  }

  /**
   * 将line中所有的oldString用newString替换.
   *
   * @param line 提供将要替换的字符串
   * @param oldString 被替换掉的字符串
   * @param newString 替换成的字符串
   *
   * @return 所有的oldString用newString替换的line
   */
  public static final String replace(String line, String oldString,
                                     String newString) {
    if (line == null) {
      return null;
    }
    int i = 0;
    if ( (i = line.indexOf(oldString, i)) >= 0) {
      char[] line2 = line.toCharArray();
      char[] newString2 = newString.toCharArray();
      int oLength = oldString.length();
      StringBuffer buf = new StringBuffer(line2.length);
      buf.append(line2, 0, i).append(newString2);
      i += oLength;
      int j = i;
      while ( (i = line.indexOf(oldString, i)) > 0) {
        buf.append(line2, j, i - j).append(newString2);
        i += oLength;
        j = i;
      }
      buf.append(line2, j, line2.length - j);
      return buf.toString();
    }
    return line;
  }
public static void main(String[] args){
System.out.println(money2RMB(70000050002.100));
   System.out.println(moneyToRMB(70000050002.100));
}
};