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public class ConvertUpMoney { private static final String[] NUMBERS = {"零","壹","贰","叁","肆","伍","陆","柒","捌","玖"}; private static final String[] IUNIT = {"元","拾","佰","仟","万","拾","佰","仟","亿","拾","佰","仟","万","拾","佰","仟"}; private static final String[] DUNIT = {"角","分","厘"}; public static String toChinese(String str) { if (StringUtils.isBlank(str) || !str.matches("(-)?[\\d]*(.)?[\\d]*")) { System.out.println("抱歉,请输入数字!"); return str; } if("0".equals(str) || "0.00".equals(str) || "0.0".equals(str)) { return "零元"; } boolean flag = false; if(str.startsWith("-")){ flag = true; str = str.replaceAll("-", ""); } str = str.replaceAll(",", ""); String integerStr; String decimalStr; 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 = ""; } if(integerStr.length()>IUNIT.length) { System.out.println(str+":超出计算能力"); return str; } int[] integers = toIntArray(integerStr); if (integers.length>1 && integers[0] == 0) { System.out.println("抱歉,请输入数字!"); if (flag) { str = "-"+str; } return str; } boolean isWan = isWan5(integerStr); int[] decimals = toIntArray(decimalStr); String result = getChineseInteger(integers,isWan)+getChineseDecimal(decimals); if(flag){ return "负"+result; }else{ return result; } } private static int[] toIntArray(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; } public static String getChineseInteger(int[] integers,boolean isWan) { StringBuffer chineseInteger = new StringBuffer(""); int length = integers.length; if (length == 1 && integers[0] == 0) { return ""; } for(int i=0;i<length;i++) { String key = ""; if(integers[i] == 0) { if((length - i) == 13) key = IUNIT[4]; else if((length - i) == 9) { key = IUNIT[8]; }else if((length - i) == 5 && isWan) { key = IUNIT[4]; }else if((length - i) == 1) { key = IUNIT[0]; } 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(); } private static String getChineseDecimal(int[] decimals) { StringBuffer chineseDecimal = new StringBuffer(""); for(int i = 0;i<decimals.length;i++) { if(i == 3) { break; } chineseDecimal.append(decimals[i]==0?"":(NUMBERS[decimals[i]]+DUNIT[i])); } return chineseDecimal.toString(); } private static boolean isWan5(String integerStr) { int length = integerStr.length(); if(length > 4) { String subInteger = ""; if(length > 8) { subInteger = integerStr.substring(length- 8,length -4); }else { subInteger = integerStr.substring(0,length - 4); } return Integer.parseInt(subInteger) > 0; }else { return false; } } public static void main(String[] args) { String number = "12.56"; System.out.println(number+": "+ConvertUpMoney.toChinese(number)); number = "1234567890563886.123"; System.out.println(number+": "+ConvertUpMoney.toChinese(number)); number = "1600"; System.out.println(number+": "+ConvertUpMoney.toChinese(number)); number = "156,0"; System.out.println(number+": "+ConvertUpMoney.toChinese(number)); number = "-156,0"; System.out.println(number+": "+ConvertUpMoney.toChinese(number)); number = "0.12"; System.out.println(number+": "+ConvertUpMoney.toChinese(number)); number = "0.0"; System.out.println(number+": "+ConvertUpMoney.toChinese(number)); number = "01.12"; System.out.println(number+": "+ConvertUpMoney.toChinese(number)); number = "0125"; System.out.println(number+": "+ConvertUpMoney.toChinese(number)); number = "-0125"; System.out.println(number+": "+ConvertUpMoney.toChinese(number)); number = "sdw5655"; System.out.println(number+": "+ConvertUpMoney.toChinese(number)); System.out.println(null+": "+ConvertUpMoney.toChinese(null)); } }
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