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Java转换大写金额的代码

 

  1    package PrintOperate;
  2
  3    import java.text.NumberFormat;
  4    import java.util.HashMap;
  5
  6    public class SimpleMoneyFormat
  7    {
  8
  9        public static final String EMPTY = "";
 10        public static final String ZERO = "零";
 11        public static final String ONE = "壹";
 12        public static final String TWO = "贰";
 13        public static final String THREE = "叁";
 14        public static final String FOUR = "肆";
 15        public static final String FIVE = "伍";
 16        public static final String SIX = "陆";
 17        public static final String SEVEN = "柒";
 18        public static final String EIGHT = "捌";
 19        public static final String NINE = "玖";
 20        public static final String TEN = "拾";
 21        public static final String HUNDRED = "佰";
 22        public static final String THOUSAND = "仟";
 23        public static final String TEN_THOUSAND = "万";
 24        public static final String HUNDRED_MILLION = "亿";
 25        public static final String YUAN = "元";
 26        public static final String JIAO = "角";
 27        public static final String FEN = "分";
 28        public static final String DOT = ".";
 29        private static SimpleMoneyFormat formatter = null;
 30        private HashMap chineseNumberMap = new HashMap();
 31        private HashMap chineseMoneyPattern = new HashMap();
 32        private NumberFormat numberFormat = NumberFormat.getInstance();
 33
 34        private SimpleMoneyFormat()
 35        {
 36            numberFormat.setMaximumFractionDigits(4);
 37            numberFormat.setMinimumFractionDigits(2);
 38            numberFormat.setGroupingUsed(false);
 39
 40            chineseNumberMap.put("0", ZERO);
 41            chineseNumberMap.put("1", ONE);
 42            chineseNumberMap.put("2", TWO);
 43            chineseNumberMap.put("3", THREE);
 44            chineseNumberMap.put("4", FOUR);
 45            chineseNumberMap.put("5", FIVE);
 46            chineseNumberMap.put("6", SIX);
 47            chineseNumberMap.put("7", SEVEN);
 48            chineseNumberMap.put("8", EIGHT);
 49            chineseNumberMap.put("9", NINE);
 50            chineseNumberMap.put(DOT, DOT);
 51
 52            chineseMoneyPattern.put("1", TEN);
 53            chineseMoneyPattern.put("2", HUNDRED);
 54            chineseMoneyPattern.put("3", THOUSAND);
 55            chineseMoneyPattern.put("4", TEN_THOUSAND);
 56            chineseMoneyPattern.put("5", TEN);
 57            chineseMoneyPattern.put("6", HUNDRED);
 58            chineseMoneyPattern.put("7", THOUSAND);
 59            chineseMoneyPattern.put("8", HUNDRED_MILLION);
 60        }
 61
 62        public static SimpleMoneyFormat getInstance()
 63        {
 64            if (formatter == null)
 65            {
 66                formatter = new SimpleMoneyFormat();
 67            }
 68            return formatter;
 69        }
 70
 71        public String format(String moneyStr)
 72        {
 73            checkPrecision(moneyStr);
 74            String result;
 75            result = convertToChineseNumber(moneyStr);
 76            result = addUnitsToChineseMoneyString(result);
 77            return result;
 78        }
 79
 80        public String format(double moneyDouble)
 81        {
 82            return format(numberFormat.format(moneyDouble));
 83        }
 84
 85        public String format(int moneyInt)
 86        {
 87            return format(numberFormat.format(moneyInt));
 88        }
 89
 90        public String format(long moneyLong)
 91        {
 92            return format(numberFormat.format(moneyLong));
 93        }
 94
 95        public String format(Number moneyNum)
 96        {
 97            return format(numberFormat.format(moneyNum));
 98        }
 99
100        private String convertToChineseNumber(String moneyStr)
101        {
102            String result;
103            StringBuffer cMoneyStringBuffer = new StringBuffer();
104            for (int i = 0; i < moneyStr.length(); i++)
105            {
106                cMoneyStringBuffer.append(chineseNumberMap.get(moneyStr.substring(i, i + 1)));
107            }
108            //拾佰仟万亿等都是汉字里面才有的单位，加上它们
109            int indexOfDot = cMoneyStringBuffer.indexOf(DOT);
110            int moneyPatternCursor = 1;
111            for (int i = indexOfDot - 1; i > 0; i--)
112            {
113                cMoneyStringBuffer.insert(i, chineseMoneyPattern.get(EMPTY + moneyPatternCursor));
114                moneyPatternCursor = moneyPatternCursor == 8 ? 1 : moneyPatternCursor + 1;
115            }
116
117            String fractionPart = cMoneyStringBuffer.substring(cMoneyStringBuffer.indexOf("."));
118            cMoneyStringBuffer.delete(cMoneyStringBuffer.indexOf("."), cMoneyStringBuffer.length());
119            while (cMoneyStringBuffer.indexOf("零拾") != -1)
120            {
121                cMoneyStringBuffer.replace(cMoneyStringBuffer.indexOf("零拾"), cMoneyStringBuffer.indexOf("零拾") + 2, ZERO);
122            }
123            while (cMoneyStringBuffer.indexOf("零佰") != -1)
124            {
125                cMoneyStringBuffer.replace(cMoneyStringBuffer.indexOf("零佰"), cMoneyStringBuffer.indexOf("零佰") + 2, ZERO);
126            }
127            while (cMoneyStringBuffer.indexOf("零仟") != -1)
128            {
129                cMoneyStringBuffer.replace(cMoneyStringBuffer.indexOf("零仟"), cMoneyStringBuffer.indexOf("零仟") + 2, ZERO);
130            }
131            while (cMoneyStringBuffer.indexOf("零万") != -1)
132            {
133                cMoneyStringBuffer.replace(cMoneyStringBuffer.indexOf("零万"), cMoneyStringBuffer.indexOf("零万") + 2, TEN_THOUSAND);
134            }
135            while (cMoneyStringBuffer.indexOf("零亿") != -1)
136            {
137                cMoneyStringBuffer.replace(cMoneyStringBuffer.indexOf("零亿"), cMoneyStringBuffer.indexOf("零亿") + 2, HUNDRED_MILLION);
138            }
139            while (cMoneyStringBuffer.indexOf("零零") != -1)
140            {
141                cMoneyStringBuffer.replace(cMoneyStringBuffer.indexOf("零零"), cMoneyStringBuffer.indexOf("零零") + 2, ZERO);
142            }
143            if (cMoneyStringBuffer.lastIndexOf(ZERO) == cMoneyStringBuffer.length() - 1)
144            {
145                cMoneyStringBuffer.delete(cMoneyStringBuffer.length() - 1, cMoneyStringBuffer.length());
146            }
147            cMoneyStringBuffer.append(fractionPart);
148
149            result = cMoneyStringBuffer.toString();
150            return result;
151        }
152
153        private String addUnitsToChineseMoneyString(String moneyStr)
154        {
155            String result;
156            StringBuffer cMoneyStringBuffer = new StringBuffer(moneyStr);
157            int indexOfDot = cMoneyStringBuffer.indexOf(DOT);
158            cMoneyStringBuffer.replace(indexOfDot, indexOfDot + 1, YUAN);
159            cMoneyStringBuffer.insert(cMoneyStringBuffer.length() - 1, JIAO);
160            cMoneyStringBuffer.insert(cMoneyStringBuffer.length(), FEN);
161            if (cMoneyStringBuffer.indexOf("零角零分") != -1)//没有零头，加整
162            {
163                cMoneyStringBuffer.replace(cMoneyStringBuffer.indexOf("零角零分"), cMoneyStringBuffer.length(), "整");
164            }
165            else if (cMoneyStringBuffer.indexOf("零分") != -1)//没有零分，不输出零分，也不加整
166            {
167                cMoneyStringBuffer.replace(cMoneyStringBuffer.indexOf("零分"), cMoneyStringBuffer.length(), "");
168            }
169            else if (cMoneyStringBuffer.indexOf("零角") != -1)
170            {
171                if(cMoneyStringBuffer.indexOf("零角")==(cMoneyStringBuffer.length()-4))
172                {
173                    cMoneyStringBuffer.replace(cMoneyStringBuffer.indexOf("零角"), cMoneyStringBuffer.indexOf("零角") + 2, ZERO);
174                }
175                else
176                {
177                    cMoneyStringBuffer.delete(cMoneyStringBuffer.indexOf("零角"), cMoneyStringBuffer.indexOf("零角") + 2);
178                }
179            }
180            result = cMoneyStringBuffer.toString();
181            return result;
182        }
183
184        private void checkPrecision(String moneyStr)
185        {
186            int fractionDigits = moneyStr.length() - moneyStr.indexOf(DOT) - 1;
187            if (fractionDigits > 2)
188            {
189                throw new RuntimeException("金额" + moneyStr + "的小数位多于两位。"); //精度不能比分低
190            }
191        }
192
193        public static void main(String args[])
194        {
195            System.out.println(getInstance().format(new Double(70052080.70)));
196        }
197    }
198
posted on 2008-05-14 20:41 lzzzing 阅读(37) 评论(0)  编辑 收藏 引用