Java 阿拉伯数字转换为中文大写数字
/**
* <html>
* <body>
* <P> Copyright 1994 JsonInternational</p>
* <p> All rights reserved.</p>
* <p> Created on 19941115</p>
* <p> Created by Jason</p>
* </body>
* </html>
*/
package cn.ucaner.alpaca.framework.utils.chinese;
import java.text.DecimalFormat;
import java.util.HashMap;
import java.util.Map;
import cn.ucaner.alpaca.framework.utils.string.StringHelper;
/**
* @Package：cn.ucaner.framework.utils
* @ClassName：ChineseNumber
* @Description： <p> 阿拉伯数字转换为中文大写数字. </p>
* @Author： - Jason
* @CreatTime：2017年8月30日 下午2:15:16
* @Modify By：
* @ModifyTime：
* @Modify marker：
* @version V1.0
*/
public class ChineseNumber {
private static final String[] BEFORE_SCALE = { "万", "仟", "佰", "拾", "亿", "仟", "佰", "拾", "万", "仟", "佰", "拾", "" };
private static final String[] AFTER_SCALE = { "角", "分" };
private static final String DEFAULT_PATH_SEPARATOR = ".";
private static final Map<String, String> NUMBER_MAPPING = new HashMap<String, String>();
static {
NUMBER_MAPPING.put("0", "零");
NUMBER_MAPPING.put("1", "壹");
NUMBER_MAPPING.put("2", "贰");
NUMBER_MAPPING.put("3", "叁");
NUMBER_MAPPING.put("4", "肆");
NUMBER_MAPPING.put("5", "伍");
NUMBER_MAPPING.put("6", "陆");
NUMBER_MAPPING.put("7", "柒");
NUMBER_MAPPING.put("8", "捌");
NUMBER_MAPPING.put("9", "玖");
}
public static String getChineseNumber(String number) {
return getChineseNumber(number, null, null);
}
public static String getChineseNumber(String number, String unit, String postfix) {
String[] numbers = StringHelper.strToStrArray(number, DEFAULT_PATH_SEPARATOR);
if (numbers.length > 2) {
new NumberFormatException("数字格式错误!");
}
int length = numbers[0].length();
int isZero = 0;
StringBuffer result = new StringBuffer();
for (int i = 0; i < length; i++) {
String digit = String.valueOf(numbers[0].charAt(i));
boolean allZero = true; // 如果后继的全部是零,则跳出
for (int j = i; j < length; j++) {
if (numbers[0].charAt(j) != '0') {
allZero = false;
break;
}
}
if (allZero) {
boolean hasValue = false;
for (int z = i; z >= 0; z--) {
if (numbers[0].charAt(z) != '0' && length - z <= 7 && length - z >= 5) {
hasValue = true;
break;
}
}
// 加万单位
if ( ( length - i > 4 && length <= 8 ) || ( hasValue && length - i > 4 )) {
result.append(BEFORE_SCALE[8]);
}
// 加亿单位
if (length - i >= 9) {
result.append(BEFORE_SCALE[4]);
}
break;
}
if (length < 9 && length - i == 5) {
if (!"0".equals(digit) && isZero > 0) {
result.append(NUMBER_MAPPING.get("0"));
}
if ("0".equals(digit)) {
result.append(BEFORE_SCALE[8]);
if (isZero > 0) {
result.append(NUMBER_MAPPING.get("0"));
}
continue;
}
}
if ("0".equals(digit) && length > 9 && length - i == 9) {
result.append(BEFORE_SCALE[4]);
continue;
}
if (isZero < 1 || !"0".equals(digit)) {
if ("0".equals(digit)) {
if (length - i != 6 && length - i != 7) {
result.append(NUMBER_MAPPING.get(digit));
}
} else {
result.append(NUMBER_MAPPING.get(digit));
}
if (!"0".equals(digit)) {
result.append(BEFORE_SCALE[BEFORE_SCALE.length - length + i]);
}
}
if ("0".equals(digit)) {
isZero++;
} else {
isZero = 0;
}
}
result.append(unit == null ? "圆" : result.append(unit));
if (numbers.length == 1) {
result.append(postfix == null ? "整" : result.append(postfix));
return result.toString();
}
length = numbers[1].length();
for (int j = 0; j < length; j++) {
if (j > 2) {
break;
}
if (numbers[1].charAt(j) == '0') {
continue;
}
result.append(NUMBER_MAPPING.get(String.valueOf(numbers[1].charAt(j))));
result.append(AFTER_SCALE[j]);
}
result.append(postfix == null ? "整" : result.append(postfix));
return result.toString();
}
public static String getChineseNumber(int number) {
return getChineseNumber(new Integer(number));
}
public static String getChineseNumber(int number, String unit, String postfix) {
return getChineseNumber(new Integer(number), unit, postfix);
}
public static String getChineseNumber(Long number) {
return getChineseNumber(number.toString(), null, null);
}
public static String getChineseNumber(Integer number) {
return getChineseNumber(number.toString(), null, null);
}
public static String getChineseNumber(Integer number, String unit, String postfix) {
return getChineseNumber(number.toString(), unit, postfix);
}
public static String getChineseNumber(Long number, String unit, String postfix) {
return getChineseNumber(number.toString(), unit, postfix);
}
public static String getChineseNumber(long number) {
return getChineseNumber(new Long(number));
}
public static String getChineseNumber(long number, String unit, String postfix) {
return getChineseNumber(new Long(number), unit, postfix);
}
public static String getChineseNumber(double number, String unit, String postfix) {
DecimalFormat f = (DecimalFormat) DecimalFormat.getInstance();
f.applyLocalizedPattern("#.##");
return getChineseNumber(f.format(number), unit, postfix);
}
public static String getChineseNumber(double number) {
return getChineseNumber(number, null, null);
}
public static String getChineseNumber(Double number) {
return getChineseNumber(number.doubleValue());
}
public static String getChineseNumber(Double number, String unit, String postfix) {
return getChineseNumber(number.doubleValue(), unit, postfix);
}
public static void main(String[] args) {
System.out.println(getChineseNumber(1994));
System.out.println(getChineseNumber(1994.1115));
System.out.println(getChineseNumber(19941115));
}
}
//Outputs
//壹仟玖佰玖拾肆圆整
//壹仟玖佰玖拾肆圆壹角壹分整
//壹仟玖佰玖拾肆万壹仟壹佰壹拾伍圆整