分类：
2008-09-09 12:41:51
此代码根据网上搜集到的部分代码进行修改，使得输出准确完整。
package PrintOperate;
import java.text.NumberFormat;
import java.util.HashMap;
public class SimpleMoneyFormat
...{
public static final String EMPTY = "";
public static final String ZERO = "零";
public static final String ONE = "壹";
public static final String TWO = "贰";
public static final String THREE = "叁";
public static final String FOUR = "肆";
public static final String FIVE = "伍";
public static final String SIX = "陆";
public static final String SEVEN = "柒";
public static final String EIGHT = "捌";
public static final String NINE = "玖";
public static final String TEN = "拾";
public static final String HUNDRED = "佰";
public static final String THOUSAND = "仟";
public static final String TEN_THOUSAND = "万";
public static final String HUNDRED_MILLION = "亿";
public static final String YUAN = "元";
public static final String JIAO = "角";
public static final String FEN = "分";
public static final String DOT = ".";
private static SimpleMoneyFormat formatter = null;
private HashMap chineseNumberMap = new HashMap();
private HashMap chineseMoneyPattern = new HashMap();
private NumberFormat numberFormat = NumberFormat.getInstance();
private SimpleMoneyFormat()
...{
numberFormat.setMaximumFractionDigits(4);
numberFormat.setMinimumFractionDigits(2);
numberFormat.setGroupingUsed(false);
chineseNumberMap.put("0", ZERO);
chineseNumberMap.put("1", ONE);
chineseNumberMap.put("2", TWO);
chineseNumberMap.put("3", THREE);
chineseNumberMap.put("4", FOUR);
chineseNumberMap.put("5", FIVE);
chineseNumberMap.put("6", SIX);
chineseNumberMap.put("7", SEVEN);
chineseNumberMap.put("8", EIGHT);
chineseNumberMap.put("9", NINE);
chineseNumberMap.put(DOT, DOT);
chineseMoneyPattern.put("1", TEN);
chineseMoneyPattern.put("2", HUNDRED);
chineseMoneyPattern.put("3", THOUSAND);
chineseMoneyPattern.put("4", TEN_THOUSAND);
chineseMoneyPattern.put("5", TEN);
chineseMoneyPattern.put("6", HUNDRED);
chineseMoneyPattern.put("7", THOUSAND);
chineseMoneyPattern.put("8", HUNDRED_MILLION);
}
public static SimpleMoneyFormat getInstance()
...{
if (formatter == null)
...{
formatter = new SimpleMoneyFormat();
}
return formatter;
}
public String format(String moneyStr)
...{
checkPrecision(moneyStr);
String result;
result = convertToChineseNumber(moneyStr);
result = addUnitsToChineseMoneyString(result);
return result;
}
public String format(double moneyDouble)
...{
return format(numberFormat.format(moneyDouble));
}
public String format(int moneyInt)
...{
return format(numberFormat.format(moneyInt));
}
public String format(long moneyLong)
...{
return format(numberFormat.format(moneyLong));
}
public String format(Number moneyNum)
...{
return format(numberFormat.format(moneyNum));
}
private String convertToChineseNumber(String moneyStr)
...{
String result;
StringBuffer cMoneyStringBuffer = new StringBuffer();
for (int i = 0; i < moneyStr.length(); i++)
...{
cMoneyStringBuffer.append(chineseNumberMap.get(moneyStr.substring(i, i + 1)));
}
//拾佰仟万亿等都是汉字里面才有的单位，加上它们
int indexOfDot = cMoneyStringBuffer.indexOf(DOT);
int moneyPatternCursor = 1;
for (int i = indexOfDot - 1; i > 0; i--)
...{
cMoneyStringBuffer.insert(i, chineseMoneyPattern.get(EMPTY + moneyPatternCursor));
moneyPatternCursor = moneyPatternCursor == 8 ? 1 : moneyPatternCursor + 1;
}
String fractionPart = cMoneyStringBuffer.substring(cMoneyStringBuffer.indexOf("."));
cMoneyStringBuffer.delete(cMoneyStringBuffer.indexOf("."), cMoneyStringBuffer.length());
while (cMoneyStringBuffer.indexOf("零拾") != -1)
...{
cMoneyStringBuffer.replace(cMoneyStringBuffer.indexOf("零拾"), cMoneyStringBuffer.indexOf("零拾") + 2, ZERO);
}
while (cMoneyStringBuffer.indexOf("零佰") != -1)
...{
cMoneyStringBuffer.replace(cMoneyStringBuffer.indexOf("零佰"), cMoneyStringBuffer.indexOf("零佰") + 2, ZERO);
}
while (cMoneyStringBuffer.indexOf("零仟") != -1)
...{
cMoneyStringBuffer.replace(cMoneyStringBuffer.indexOf("零仟"), cMoneyStringBuffer.indexOf("零仟") + 2, ZERO);
}
while (cMoneyStringBuffer.indexOf("零万") != -1)
...{
cMoneyStringBuffer.replace(cMoneyStringBuffer.indexOf("零万"), cMoneyStringBuffer.indexOf("零万") + 2, TEN_THOUSAND);
}
while (cMoneyStringBuffer.indexOf("零亿") != -1)
...{
cMoneyStringBuffer.replace(cMoneyStringBuffer.indexOf("零亿"), cMoneyStringBuffer.indexOf("零亿") + 2, HUNDRED_MILLION);
}
while (cMoneyStringBuffer.indexOf("零零") != -1)
...{
cMoneyStringBuffer.replace(cMoneyStringBuffer.indexOf("零零"), cMoneyStringBuffer.indexOf("零零") + 2, ZERO);
}
if (cMoneyStringBuffer.lastIndexOf(ZERO) == cMoneyStringBuffer.length() - 1)
...{
cMoneyStringBuffer.delete(cMoneyStringBuffer.length() - 1, cMoneyStringBuffer.length());
}
cMoneyStringBuffer.append(fractionPart);
result = cMoneyStringBuffer.toString();
return result;
}
private String addUnitsToChineseMoneyString(String moneyStr)
...{
String result;
StringBuffer cMoneyStringBuffer = new StringBuffer(moneyStr);
int indexOfDot = cMoneyStringBuffer.indexOf(DOT);
cMoneyStringBuffer.replace(indexOfDot, indexOfDot + 1, YUAN);
cMoneyStringBuffer.insert(cMoneyStringBuffer.length() - 1, JIAO);
cMoneyStringBuffer.insert(cMoneyStringBuffer.length(), FEN);
if (cMoneyStringBuffer.indexOf("零角零分") != -1)//没有零头，加整
...{
cMoneyStringBuffer.replace(cMoneyStringBuffer.indexOf("零角零分"), cMoneyStringBuffer.length(), "整");
}
else if (cMoneyStringBuffer.indexOf("零分") != -1)//没有零分，不输出零分，也不加整
...{
cMoneyStringBuffer.replace(cMoneyStringBuffer.indexOf("零分"), cMoneyStringBuffer.length(), "");
}
else if (cMoneyStringBuffer.indexOf("零角") != -1)
...{
if(cMoneyStringBuffer.indexOf("零角")==(cMoneyStringBuffer.length()-4))
...{
cMoneyStringBuffer.replace(cMoneyStringBuffer.indexOf("零角"), cMoneyStringBuffer.indexOf("零角") + 2, ZERO);
}
else
...{
cMoneyStringBuffer.delete(cMoneyStringBuffer.indexOf("零角"), cMoneyStringBuffer.indexOf("零角") + 2);
}
}
result = cMoneyStringBuffer.toString();
return result;
}
private void checkPrecision(String moneyStr)
...{
int fractionDigits = moneyStr.length() - moneyStr.indexOf(DOT) - 1;
if (fractionDigits > 2)
...{
throw new RuntimeException("金额" + moneyStr + "的小数位多于两位。"); //精度不能比分低
}
}
public static void main(String args[])
...{
System.out.println(getInstance().format(new Double(70052080.70)));
}
}
