package com.boying.util;
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import java.math.BigDecimal;
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/**
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* @author kdq
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* @version 1.0.0
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* @ClassName NumberToCN.java
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* @Description 金额大写
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* @createTime 2023年02月06日 17:21:00
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*/
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public class NumberToCN {
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private static final String[] CN_UPPER_NUMBER = { "零", "壹", "贰", "叁", "肆", "伍", "陆", "柒", "捌", "玖" };
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private static final String[] CN_UPPER_MONETRAY_UNIT = { "分", "角", "圆", "拾", "佰", "仟", "万", "拾", "佰", "仟", "亿", "拾", "佰", "仟", "兆", "拾","佰", "仟" };
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private static final String CN_FULL = "整";
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private static final String CN_NEGATIVE = "负";
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private static final int MONEY_PRECISION = 2;
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private static final String CN_ZEOR_FULL = "零元" + CN_FULL;
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/**
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* 把输入的金额转换为汉语中人民币的大写
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*
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* @param numberOfMoney
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* 输入的金额
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* @return 对应的汉语大写
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*/
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public static String number2CNMontrayUnit(BigDecimal numberOfMoney) {
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StringBuffer sb = new StringBuffer();
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// -1, 0, or 1 as the value of this BigDecimal is negative, zero, or
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// positive.
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int signum = numberOfMoney.signum();
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// 零元整的情况
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if (signum == 0) {
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return CN_ZEOR_FULL;
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}
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// 这里会进行金额的四舍五入
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long number = numberOfMoney.movePointRight(MONEY_PRECISION)
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.setScale(0, 4).abs().longValue();
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// 得到小数点后两位值
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long scale = number % 100;
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int numUnit = 0;
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int numIndex = 0;
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boolean getZero = false;
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// 判断最后两位数，一共有四中情况：00 = 0, 01 = 1, 10, 11
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if (!(scale > 0)) {
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numIndex = 2;
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number = number / 100;
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getZero = true;
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}
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if ((scale > 0) && (!(scale % 10 > 0))) {
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numIndex = 1;
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number = number / 10;
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getZero = true;
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}
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int zeroSize = 0;
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while (true) {
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if (number <= 0) {
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break;
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}
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// 每次获取到最后一个数
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numUnit = (int) (number % 10);
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if (numUnit > 0) {
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if ((numIndex == 9) && (zeroSize >= 3)) {
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sb.insert(0, CN_UPPER_MONETRAY_UNIT[6]);
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}
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if ((numIndex == 13) && (zeroSize >= 3)) {
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sb.insert(0, CN_UPPER_MONETRAY_UNIT[10]);
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}
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sb.insert(0, CN_UPPER_MONETRAY_UNIT[numIndex]);
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sb.insert(0, CN_UPPER_NUMBER[numUnit]);
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getZero = false;
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zeroSize = 0;
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} else {
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++zeroSize;
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if (!(getZero)) {
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sb.insert(0, CN_UPPER_NUMBER[numUnit]);
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}
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if (numIndex == 2) {
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if (number > 0) {
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sb.insert(0, CN_UPPER_MONETRAY_UNIT[numIndex]);
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}
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} else if (((numIndex - 2) % 4 == 0) && (number % 1000 > 0)) {
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sb.insert(0, CN_UPPER_MONETRAY_UNIT[numIndex]);
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}
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getZero = true;
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}
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// 让number每次都去掉最后一个数
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number = number / 10;
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++numIndex;
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}
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// 如果signum == -1，则说明输入的数字为负数，就在最前面追加特殊字符：负
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if (signum == -1) {
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sb.insert(0, CN_NEGATIVE);
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}
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// 输入的数字小数点后两位为"00"的情况，则要在最后追加特殊字符：整
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if (!(scale > 0)) {
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sb.append(CN_FULL);
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}
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return sb.toString();
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}
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public static void main(String[] args) {
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double d = 123654.25d;
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BigDecimal numberOfMoney = new BigDecimal(d+"");
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String s = NumberToCN.number2CNMontrayUnit(numberOfMoney);
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System.out.println(s.toString());
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}
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}
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