package com.gerrard.pmc.util;
import java.util.HashMap;
import java.util.Map;
import org.apache.commons.lang3.StringUtils;
/**
* 金額工具類
*
* @author GERRARD
*/
public final class MoneyUtil {
/**
* 大寫數字
*/
private static final String[] NUMBERS = { "零", "壹", "貳", "叁", "肆", "伍",
"陸", "柒", "捌", "玖" };
/**
* 整數機關
*/
private static final String[] IUNIT = { "元", "拾", "佰", "仟", "萬", "拾", "佰",
"仟", "億", "拾", "佰", "仟", "萬", "拾", "佰", "仟" };
/**
* 小數機關
*/
private static final String[] DUNIT = { "角", "分", "厘" };
/**
* 大寫金額
* @param str
* @return
*/
public static String toChinese(String str)
{
str = str.replaceAll(",", "");// 去掉","
String integerStr;// 整數部分數字
String decimalStr;// 小數部分數字
// 初始化:分離整數部分和小數部分
if (str.indexOf(".") > 0)
{
integerStr = str.substring(0, str.indexOf("."));
decimalStr = str.substring(str.indexOf(".") + 1);
} else if (str.indexOf(".") == 0)
{
integerStr = "";
decimalStr = str.substring(1);
} else
{
integerStr = str;
decimalStr = "";
}
// integerStr去掉首0,不必去掉decimalStr的尾0(超出部分舍去)
if (!integerStr.equals(""))
{
integerStr = Long.toString(Long.parseLong(integerStr));
if (integerStr.equals("0"))
{
integerStr = "";
}
}
// overflow超出處理能力,直接傳回
if (integerStr.length() > IUNIT.length)
{
System.out.println(str + ":超出處理能力");
return str;
}
int[] integers = toArray(integerStr);// 整數部分數字
boolean isMust5 = isMust5(integerStr);// 設定萬機關
int[] decimals = toArray(decimalStr);// 小數部分數字
return getChineseInteger(integers, isMust5)
+ getChineseDecimal(decimals);
}
/**
* 整數部分和小數部分轉換為數組,從高位至低位
* @param number
* @return
*/
private static int[] toArray(String number)
{
int[] array = new int[number.length()];
for (int i = 0; i < number.length(); i++)
{
array[i] = Integer.parseInt(number.substring(i, i + 1));
}
return array;
}
/**
* 中文整數金額
* @param integers
* @param isMust5
* @return
*/
private static String getChineseInteger(int[] integers, boolean isMust5)
{
StringBuffer chineseInteger = new StringBuffer("");
int length = integers.length;
for (int i = 0; i < length; i++)
{
// 0出現在關鍵位置:1234(萬)5678(億)9012(萬)3456(元)
// 特殊情況:10(拾元、壹拾元、壹拾萬元、拾萬元)
String key = "";
if (integers[i] == 0)
{
if ((length - i) == 13)// 萬(億)(必填)
{
key = IUNIT[4];
}
else if ((length - i) == 9)// 億(必填)
{
key = IUNIT[8];
}
else if ((length - i) == 5 && isMust5)// 萬(不必填)
{
key = IUNIT[4];
}
else if ((length - i) == 1)// 元(必填)
{
key = IUNIT[0];
}
// 0遇非0時補零,不包含最後一位
if ((length - i) > 1 && integers[i + 1] != 0)
{
key += NUMBERS[0];
}
}
chineseInteger.append(integers[i] == 0 ? key
: (NUMBERS[integers[i]] + IUNIT[length - i - 1]));
}
return chineseInteger.toString();
}
/**
* 中文小數金額
* @param decimals
* @return
*/
private static String getChineseDecimal(int[] decimals)
{
StringBuffer chineseDecimal = new StringBuffer("");
for (int i = 0; i < decimals.length; i++)
{
// 舍去3位小數之後的
if (i == 3)
break;
chineseDecimal.append(decimals[i] == 0 ? ""
: (NUMBERS[decimals[i]] + DUNIT[i]));
}
return chineseDecimal.toString();
}
/**
* 第五位數字是否加萬
* @param integerStr
* @return
*/
private static boolean isMust5(String integerStr)
{
int length = integerStr.length();
if (length > 4)
{
String subInteger = "";
if (length > 8)
{
// 取得從低位數,第5到第8位的字串
subInteger = integerStr.substring(length - 8, length - 4);
} else
{
subInteger = integerStr.substring(0, length - 4);
}
return Integer.parseInt(subInteger) > 0;
} else
{
return false;
}
}
/**
* 大小寫金額比較 支援最小機關:厘
*
* @param amount
* 小寫金額
* @param chineseAmount
* 大寫金額
* @return
*/
public static boolean isAmtEqChn(String amount, String chineseAmount) {
if (StringUtils.isBlank(chineseAmount))
{
return false;
}
// 格式化大寫金額去整
chineseAmount = chineseAmount.replace("整", "");
chineseAmount = chineseAmount.replace("正", "");
chineseAmount = chineseAmount.replace("人民币", "");
chineseAmount = toSimplified(chineseAmount);
String toChnAmt = toChinese(amount);
if (chineseAmount.equals(toChnAmt))
{
return true;
}
return false;
}
/**
* 大寫金額簡體化
*
* @param chnAmt
* @return
*/
public static String toSimplified(String chnAmt) {
if (StringUtils.isBlank(chnAmt))
{
return null;
}
char[] amtArrChar = chnAmt.toCharArray();
Map<String, String> mapping = getSimpToTradMapping();
for (int i = 0; i < amtArrChar.length; i++)
{
if (mapping.containsKey(String.valueOf(amtArrChar[i])))
{
amtArrChar[i] = mapping.get(String.valueOf(amtArrChar[i]))
.charAt(0);
}
}
return String.valueOf(amtArrChar);
}
/**
* 繁體對應
*
* @return
*/
private static Map<String, String> getSimpToTradMapping()
{
Map<String, String> mapping = new HashMap<String, String>();
mapping.put("圓", "元");
mapping.put("圓", "元");
mapping.put("貳", "貳");
mapping.put("陸", "陸");
mapping.put("億", "億");
mapping.put("萬", "萬");
return mapping;
}
public static void main(String[] args) {
String amount = "99999.99";
System.out.println("小寫金額" + amount + "轉換大寫金額:" + toChinese("99999.99"));
String chnAmount = "玖萬玖仟玖佰玖拾玖圓玖角玖分";
System.out.println(chnAmount + "-簡體化:" + toSimplified(chnAmount));
System.out.println("小寫金額:" + amount + " 與 大寫金額:" + chnAmount + "比較結果--------"+ isAmtEqChn(amount, chnAmount));
}
}
網上的代碼,自己又修改添加了一部分