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@@ -1,123 +0,0 @@
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-package org.springblade.purchase.sales.util;
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-
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-public class NumToWords {
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- public static void main(String[] args) {
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- System.out.println(NumToWords.parse("192.23"));
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- }
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- //10以内的数字
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- private static final String[] SINGLE_NUM_ARR = new String[] { "", "One", "Two", "Three", "Four", "Five", "Six", "Seven", "Eight", "Nine" };
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- //十几的数字
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- private static final String[] TEN_NUM_ARR = new String[] { "Ten", "Eleven", "Tweleve", "Thirteen", "Fourteen", "Fifteen", "Sixteen","Seventeen", "Eighteen", "Nineteen" };
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- //整十的数字
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- private static final String[] TEN_INTEGER_ARR = new String[] { "Ten", "Twenty", "Thirty", "Forty", "Fifty", "Sixty", "Seventy", "Eighty", "Ninety" };
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-
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- public static String parse(String x) {
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- if(Double.parseDouble(x) <= 0){
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- return "Zero Cents only";
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- }
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- int z = x.indexOf("."); // 取小数点位置
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- String lstr = "", rstr = "";
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- if (z > -1) { // 看是否有小数,如果有,则分别取左边和右边
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- lstr = x.substring(0, z);
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- rstr = x.substring(z + 1);
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- } else // 否则就是全部
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- lstr = x;
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-
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- String lstrrev = reverse(lstr); // 对左边的字串取反
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- String[] a = new String[5]; // 定义5个字串变量来存放解析出来的叁位一组的字串
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-
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- switch (lstrrev.length() % 3) {
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- case 1:
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- lstrrev += "00";
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- break;
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- case 2:
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- lstrrev += "0";
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- break;
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- }
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- String lm = ""; // 用来存放转换後的整数部分
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- for (int i = 0; i < lstrrev.length() / 3; i++) {
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- a[i] = reverse(lstrrev.substring(3 * i, 3 * i + 3)); // 截取第一个叁位
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- if (!a[i].equals("000")) { // 用来避免这种情况:1000000 = one million
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- if (i != 0)
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- lm = transThree(a[i]) + " " + parseMore(String.valueOf(i)) + " " + lm; // 加:
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- // thousand、million、billion
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- else
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- lm = transThree(a[i]); // 防止i=0时, 在多加两个空格.
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- } else
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- lm += transThree(a[i]);
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- }
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-
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- String xs = ""; // 用来存放转换後小数部分
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- if (z > -1){
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- String transTwo = transTwo(rstr);
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- if(transTwo == null || "".equals(transTwo)){
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- xs = "";
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- }else{
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- xs = "and " + transTwo + " Cents "; // 小数部分存在时转换小数
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- }
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- }
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- return lm.trim() + " " + xs + "only";
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- }
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-
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- private static String parseFirst(String s) {
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- //String[] a = new String[] { "", "One", "Two", "Three", "Four", "Five", "Six", "Seven", "Eight", "Nine" };
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- return SINGLE_NUM_ARR[Integer.parseInt(s.substring(s.length() - 1))];
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- }
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-
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- private static String parseTeen(String s) {
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- //String[] a = new String[] { "Ten", "Eleven", "Tweleve", "Thirteen", "Fourteen", "Fifteen", "Sixteen","Seventeen", "Eighteen", "Nineteen" };
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- return TEN_NUM_ARR[Integer.parseInt(s) - 10];
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- }
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-
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- private static String parseTen(String s) {
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- //String[] a = new String[] { "Ten", "Twenty", "Thirty", "Forty", "Fifty", "Sixty", "Seventy", "Eighty", "Ninety" };
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- return TEN_INTEGER_ARR[Integer.parseInt(s.substring(0, 1)) - 1];
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- }
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-
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- // 两位
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- private static String transTwo(String s) {
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- String value = "";
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- // 判断位数
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- if (s.length() > 2)
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- s = s.substring(0, 2);
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- else if (s.length() < 2)
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- s = s + "0";
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-
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- if (s.startsWith("0")) // 07 - seven 是否小於10
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- value = parseFirst(s);
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- else if (s.startsWith("1")) // 17 seventeen 是否在10和20之间
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- value = parseTeen(s);
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- else if (s.endsWith("0")) // 是否在10与100之间的能被10整除的数
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- value = parseTen(s);
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- else
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- value = parseTen(s) + " " + parseFirst(s);
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- return value;
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- }
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-
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- private static String parseMore(String s) {
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- String[] a = new String[] { "", "Thousand", "Million", "Billion" };
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- return a[Integer.parseInt(s)];
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- }
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-
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- // 制作叁位的数
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- // s.length = 3
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- private static String transThree(String s) {
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- String value = "";
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- if (s.startsWith("0")) // 是否小於100
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- value = transTwo(s.substring(1));
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- else if (s.substring(1).equals("00")) // 是否被100整除
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- value = parseFirst(s.substring(0, 1)) + " Hundred";
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- else
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- value = parseFirst(s.substring(0, 1)) + " Hundred and " + transTwo(s.substring(1));
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- return value;
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- }
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-
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- private static String reverse(String s) {
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- char[] aChr = s.toCharArray();
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- StringBuffer tmp = new StringBuffer();
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- for (int i = aChr.length - 1; i >= 0; i--) {
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- tmp.append(aChr[i]);
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- }
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- return tmp.toString();
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- }
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-}
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