金额转换，阿拉伯数字的金额转换成中国传统的形式如：（￥1011）－>（一千零一拾一元整）输出。
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 synchronized 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++) {// 123363
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) {// inclusive. exclusive.
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，加整
cMoneyStringBuffer.replace(cMoneyStringBuffer.indexOf("零分"),
cMoneyStringBuffer.length(), "整");
else {
if (cMoneyStringBuffer.indexOf("零角") != -1)
cMoneyStringBuffer.delete(cMoneyStringBuffer.indexOf("零角"),
cMoneyStringBuffer.indexOf("零角") + 2);
// tmpBuffer.append("整");
}
result = cMoneyStringBuffer.toString();
return result;
}
private void checkPrecision(String moneyStr) {// 5336.53663 10-5-1
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(8951.11)));
}
}
public class Method2 {
public static void main(String[] args) {
System.out.println(hangeToBig(92365.23));
}
/**
* 人民币转成大写
*
* @param value
* @return String
*/
public static String hangeToBig(double value)
{
char[] hunit = { '拾', '佰', '仟' }; // 段内位置表示
char[] vunit = { '万', '亿' }; // 段名表示
char[] digit = { '零', '壹', '贰', '叁', '肆', '伍', '陆', '柒', '捌', '玖' }; // 数字表示
long midVal = (long) (value * 100); // 转化成整形
String valStr = String.valueOf(midVal); // 转化成字符串
String head = valStr.substring(0, valStr.length() - 2); // 取整数部分
String rail = valStr.substring(valStr.length() - 2); // 取小数部分
String prefix = ""; // 整数部分转化的结果
String suffix = ""; // 小数部分转化的结果
// 处理小数点后面的数
if (rail.equals("00"))
{ // 如果小数部分为0
suffix = "整";
}
else
{
suffix = digit[rail.charAt(0) - '0'] + "角" + digit[rail.charAt(1) - '0'] + "分"; // 否则把角分转化出来
}
// 处理小数点前面的数
char[] chDig = head.toCharArray(); // 把整数部分转化成字符数组
char zero = '0'; // 标志'0'表示出现过0
byte zeroSerNum = 0; // 连续出现0的次数
for (int i = 0; i < chDig.length; i++)
{ // 循环处理每个数字
int idx = (chDig.length - i - 1) % 4; // 取段内位置
int vidx = (chDig.length - i - 1) / 4; // 取段位置
if (chDig[i] == '0')
{ // 如果当前字符是0
zeroSerNum++; // 连续0次数递增
if (zero == '0')
{ // 标志
zero = digit[0];
}
else if (idx == 0 && vidx > 0 && zeroSerNum < 4)
{
prefix += vunit[vidx - 1];
zero = '0';
}
continue;
}
zeroSerNum = 0; // 连续0次数清零
if (zero != '0')
{ // 如果标志不为0,则加上,例如万,亿什么的
prefix += zero;
zero = '0';
}
prefix += digit[chDig[i] - '0']; // 转化该数字表示
if (idx > 0)
prefix += hunit[idx - 1];
if (idx == 0 && vidx > 0)
{
prefix += vunit[vidx - 1]; // 段结束位置应该加上段名如万,亿
}
}
if (prefix.length() > 0)
prefix += '圆'; // 如果整数部分存在,则有圆的字样
return prefix + suffix; // 返回正确表示
}
}
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