/**
* <p>Title: money</p>
* <p>Description:
* *类名：money
* *函数：String PositiveIntegerToHanStr(String NumStr) 负责把小数点前面的数转换为大写中文
* *函数:?String NumToRMBStr(double val) 负责把输入的double型的数转换为大写中文
* *注意java程序转换的范围是：小数点前面15位（已测试通过
* * <p>Company: </p>
* 钟伟海
* @version 1.0
*/
import java.lang.Math;
public class money{
//调试时用main函数
public static void main(String args[]){
money mon = new money();
System.out.println(-99999999999999.999+mon.NumToRMBStr(-99999999999999.999));
System.out.println(99999999999999.999+mon.NumToRMBStr(99999999999999.999));
System.out.println(mon.NumToRMBStr(100000000.00));
System.out.println(mon.NumToRMBStr(100000001.00));
System.out.println(mon.NumToRMBStr(236.21));
}
String HanDigiStr[] = new String[]{"零","壹","贰","叁","肆","伍","陆","柒","捌","玖"};
String HanDiviStr[] = new String[]{"","拾","佰","仟","万","拾","佰","仟","亿",
"拾","佰","仟","万","拾","佰","仟","亿",
"拾","佰","仟","万","拾","佰","仟" };
String PositiveIntegerToHanStr(String NumStr)
{ // 输入字符串必须正整数，只允许前导空格(必须右对齐)，不宜有前导零
String RMBStr = "";
boolean lastzero = false;
boolean hasvalue= false; // 亿、万进位前有数值标记
int len,n;
len = NumStr.length();
if( len > 15 ) return "数值过大!";
for(int i=len-1;i>=0;i--) {
if( NumStr.charAt(len-i-1)==' ' ) continue;
n = NumStr.charAt(len-i-1) - '0';
if( n<0 || n>9 ) return "输入含非数字字符!";
if( n!=0 ) {
if( lastzero ) RMBStr += HanDigiStr[0]; // 若干零后若跟非零值，只显示一个零
// 除了亿万前的零不带到后面
//if( !( n==1 && (i%4)==1 && (lastzero || i==len-1) ) ) // 如十进位前有零也不发壹音用此行
if( !( n==1 && (i%4)==1 && i==len-1 ) ) // 十进位处于第一位不发壹音
RMBStr += HanDigiStr[n];
RMBStr += HanDiviStr[i]; // 非零值后加进位，个位为空
hasvalue = true; // 置万进位前有值标记
}else {
if( (i%8)==0 || ((i%8)==4 && hasvalue) ) // 亿万之间必须有非零值方显示万
RMBStr += HanDiviStr[i]; // “亿”或“万”
}
if( i%8==0 ) hasvalue = false ; // 万进位前有值标记逢亿复位
lastzero = (n==0) && (i%4!=0);
}
if( RMBStr.length()==0 ) return HanDigiStr[0]; // 输入空字符或"0"，返回"零"
return RMBStr;
}
String NumToRMBStr(double val)
{
String SignStr ="" ;
String TailStr ="";
long fraction, integer;
int jiao,fen;
if( val<0 ) {
val = -val;
SignStr = "负";
}
if(val > 99999999999999.999 || val <-99999999999999.999 ) return "数值位数过大!";
// 四舍五入到分
long temp = Math.round(val*100);
integer = temp/100;
fraction = temp%100;
jiao = (int)fraction/10;
fen = (int)fraction%10;
if( jiao==0 && fen==0 ) {
TailStr = "整";
}
else {
TailStr = HanDigiStr[jiao];
if( jiao!=0 )
TailStr += "角";
if( integer==0 && jiao==0 ) // 零元后不写零几分
TailStr = "";
if( fen!=0 )
TailStr += HanDigiStr[fen] + "分";
}
// 下一行可用于非正规金融场合，0.03只显示“叁分”而不是“零元叁分”
// if( !integer ) return SignStr+TailStr;
return "￥"+SignStr+PositiveIntegerToHanStr(String.valueOf(integer) )+"元"+TailStr;
}
}//END public class money
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