com.github.sylphlike.framework.utils.general.NumberToCNutil Maven / Gradle / Ivy
package com.github.sylphlike.framework.utils.general;
import java.math.BigDecimal;
import java.math.RoundingMode;
/**
* 阿拉伯数字转中文大写
* time 10/09/2020 18:19 星期四 (dd/MM/YYYY HH:mm)
*
email [email protected]
* @author Gopal.pan
* @version 1.0.0
*/
public class NumberToCNutil {
/**
* 汉语中数字大写
*/
private static final String[] CN_UPPER_NUMBER = { "零", "壹", "贰", "叁", "肆", "伍", "陆", "柒", "捌", "玖" };
/**
* 汉语中货币单位大写
*/
private static final String[] CN_UPPER_MONEY_UNIT = { "分", "角", "元", "拾", "佰", "仟", "万", "拾", "佰", "仟",
"亿", "拾", "佰", "仟", "兆", "拾", "佰", "仟" };
/**
* 特殊字符：整
*/
private static final String CN_FULL = "整";
/**
* 特殊字符：负
*/
private static final String CN_NEGATIVE = "负";
/**
* 金额的精度，默认值为2
*/
private static final int MONEY_PRECISION = 2;
/**
* 特殊字符：零元整
*/
private static final String CN_ZERO_FULL = "零元" + CN_FULL;
/**
* 把输入的金额转换为汉语中人民币的大写
* @param numberOfMoney 输入的金额
* @return 对应的汉语大写
*/
public static String number2CNMoneyUnit(BigDecimal numberOfMoney) {
StringBuilder buffer = new StringBuilder();
int signum = numberOfMoney.signum();
if (signum == 0) { return CN_ZERO_FULL; }
long number = numberOfMoney.movePointRight(MONEY_PRECISION).setScale(0, RoundingMode.CEILING).abs().longValue();
long scale = number % 100;
int numUnit = 0;
int numIndex = 0;
boolean getZero = false;
if (!(scale > 0)) {
numIndex = 2;
number = number / 100;
getZero = true;
}
if ((scale > 0) && (!(scale % 10 > 0))) {
numIndex = 1;
number = number / 10;
getZero = true;
}
int zeroSize = 0;
while (number > 0) {
// 每次获取到最后一个数
numUnit = (int) (number % 10);
if (numUnit > 0) {
if ((numIndex == 9) && (zeroSize >= 3)) {
buffer.insert(0, CN_UPPER_MONEY_UNIT[6]);
}
if ((numIndex == 13) && (zeroSize >= 3)) {
buffer.insert(0, CN_UPPER_MONEY_UNIT[10]);
}
buffer.insert(0, CN_UPPER_MONEY_UNIT[numIndex]);
buffer.insert(0, CN_UPPER_NUMBER[numUnit]);
getZero = false;
zeroSize = 0;
} else {
++zeroSize;
if (!(getZero)) {
buffer.insert(0, CN_UPPER_NUMBER[numUnit]);
}
if (numIndex == 2) {
buffer.insert(0, CN_UPPER_MONEY_UNIT[numIndex]);
} else if (((numIndex - 2) % 4 == 0) && (number % 1000 > 0)) {
buffer.insert(0, CN_UPPER_MONEY_UNIT[numIndex]);
}
getZero = true;
}
// 让number每次都去掉最后一个数
number = number / 10;
++numIndex;
}
if (signum == -1) {
buffer.insert(0, CN_NEGATIVE);
}
// 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
if (!(scale > 0)) {
buffer.append(CN_FULL);
}
return buffer.toString();
}
}