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273 lines
8.7 KiB
273 lines
8.7 KiB
3 years ago
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package com.ynxbd.common.helper.common;
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import com.ynxbd.common.bean.enums.MerchantEnum;
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import com.ynxbd.common.bean.pay.Order;
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import java.text.DateFormat;
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import java.text.SimpleDateFormat;
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import java.util.*;
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public class CodeHelper {
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/**
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* 获取不重复的编码
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*
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* @param prefix 编码前缀
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*/
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public static List<Order> getOutTradeNo(String prefix, String middle, List<Long> ids) {
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if (prefix == null) {
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prefix = get28UUID();
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}
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List<Order> tradeList = new ArrayList<>();
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Order order;
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String idStr;
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for (int i = 0; i < ids.size(); i++) {
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order = new Order();
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idStr = String.valueOf(i + 1);
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if (idStr.length() == 1) {
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idStr = "00" + idStr;
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} else if ((idStr.length() == 2)) {
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idStr = "0" + idStr;
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}
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order.setId(ids.get(i));
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order.setTradeNo((prefix + middle + idStr));
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tradeList.add(order);
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}
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return tradeList;
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}
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/**
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* 获取不重复的编码
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*
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* @param merchantEnum 支付类型
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*/
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public static String getOutTradeNo(MerchantEnum merchantEnum) {
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String prefix;
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if (merchantEnum == null) {
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merchantEnum = MerchantEnum.WX;
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}
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prefix = merchantEnum.CODE;
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if (prefix.length() > 4) {
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prefix = prefix.substring(0, 4);
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}
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prefix = prefix.toUpperCase();
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return prefix + get28UUID();
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}
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public static void main(String[] args) {
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String outTradeNo = getOutTradeNo(MerchantEnum.WX);
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String bankTransNo = outTradeNo.substring(MerchantEnum.WX.CODE.length());
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System.out.println(bankTransNo);
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}
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/**
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* 生成数字验证码
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*
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* @param num 生成验证码的长度
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* @return 验证码
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*/
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public static String getRandomCode(Integer num) {
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StringBuilder codeNum = new StringBuilder();
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int[] numbers = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9};
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Random random = new Random();
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for (int i = 0; i < num; i++) {
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//目的是产生足够随机的数，避免产生的数字重复率高的问题
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int next = random.nextInt(10000);
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codeNum.append(numbers[next % 10]);
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}
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return codeNum.toString();
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}
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/**
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* 获得12个长度的十六进制的UUID
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*
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* @return UUID
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*/
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public static String get12UUID() {
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UUID id = UUID.randomUUID();
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String[] idd = id.toString().split("-");
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return idd[0] + idd[1];
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}
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/**
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* 获得16个长度的十六进制的UUID
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*
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* @return UUID
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*/
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public static String get16UUID() {
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UUID id = UUID.randomUUID();
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String[] idd = id.toString().split("-");
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return idd[0] + idd[1] + idd[2];
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}
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/**
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* 获得20个长度的十六进制的UUID
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*
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* @return UUID
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*/
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public static String get20UUID() {
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UUID id = UUID.randomUUID();
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String[] idd = id.toString().split("-");
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return idd[0] + idd[1] + idd[2] + idd[3];
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}
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/**
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* 获得24个长度的十六进制的UUID
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*
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* @return UUID
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*/
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public static String get24UUID() {
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UUID id = UUID.randomUUID();
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String[] idd = id.toString().split("-");
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return idd[0] + idd[1] + idd[4];
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}
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/**
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* 获得28个长度的十六进制的UUID
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*
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* @return UUID
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*/
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public static String get28UUID() {
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UUID id = UUID.randomUUID();
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String[] idd = id.toString().split("-");
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return idd[0] + idd[1] + idd[2] + idd[4];
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}
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/**
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* 获得32个长度的十六进制的UUID
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*/
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public static String get32UUID() {
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UUID id = UUID.randomUUID();
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String[] idd = id.toString().split("-");
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return idd[0] + idd[1] + idd[2] + idd[3] + idd[4];
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}
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/**
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* 生成时间戳
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*/
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private static String getDateTime() {
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DateFormat sdf = new SimpleDateFormat("yyyyMMddHHmmssSSS");
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return sdf.format(new Date());
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}
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public static String generateOrder() {
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return getDateTime() + System.currentTimeMillis() + getRandomStr(7);
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}
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/**
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* 获取随机字符串
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*
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* @param len 长度
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*/
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public static String getRandomStr(int len) {
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String AB = "abcdefghijklmnopqrstuvwxyz0123456789";
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StringBuilder sb = new StringBuilder(len);
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for (int i = 0; i < len; i++)
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sb.append(AB.charAt(new Random().nextInt(AB.length())));
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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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// System.out.println(getOutTradeNo("123456").length());
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// System.out.println(UUID.randomUUID());
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// System.out.println(UUID.randomUUID());
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//
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// System.out.println(System.currentTimeMillis());
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// List<String> orderNos = Collections.synchronizedList(new ArrayList<>());
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// IntStream.range(0, 10000000).parallel().forEach(i -> {
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// orderNos.add(get12UUID());
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// });
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//
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// List<String> filterOrderNos = orderNos.stream().distinct().collect(Collectors.toList());
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//
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// System.out.println("生成订单数：" + orderNos.size());
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// System.out.println("过滤重复后订单数：" + filterOrderNos.size());
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// System.out.println("重复订单数：" + (orderNos.size() - filterOrderNos.size()));
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// UUID uuid = UUID.randomUUID();
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// String replace = uuid.toString().replace("-", "");
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// System.out.println(replace);
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// for (int i = 0; i < 100; i++) {
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// String sn = generateOrderSN();
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// System.out.println(sn);
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// }
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//
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// List<String> lstNos = new ArrayList<>();
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// for (int i = 0; i < 10000; i++) {
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//
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// String s = OrderCodeFactory.getReservationOrderCode(11133146L);
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// if (!lstNos.isEmpty() && lstNos.contains(s)) {
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// System.out.println("重复");
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// } else {
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// lstNos.add(s);
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// }
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// }
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//
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// Collections.sort(lstNos); // 升序排列
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// lstNos.forEach(System.out::println);
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// }
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/**
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* 中文數字转阿拉伯数组【十万九千零六十 --> 109060】
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*
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* @param chineseNumber
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* @return 阿拉伯数字
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*/
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public static int chineseNumber2Int(String chineseNumber) {
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int result = 0;
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int temp = 1;//存放一个单位的数字如：十万
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int count = 0;//判断是否有chArr
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char[] cnArr = new char[]{'一', '二', '三', '四', '五', '六', '七', '八', '九'};
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char[] chArr = new char[]{'十', '百', '千', '万', '亿'};
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for (int i = 0; i < chineseNumber.length(); i++) {
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boolean b = true;//判断是否是chArr
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char c = chineseNumber.charAt(i);
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for (int j = 0; j < cnArr.length; j++) {//非单位，即数字
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if (c == cnArr[j]) {
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if (0 != count) {//添加下一个单位之前，先把上一个单位值添加到结果中
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result += temp;
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temp = 1;
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count = 0;
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}
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// 下标+1，就是对应的值
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temp = j + 1;
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b = false;
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break;
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}
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}
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if (b) {//单位{'十','百','千','万','亿'}
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for (int j = 0; j < chArr.length; j++) {
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if (c == chArr[j]) {
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switch (j) {
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case 0:
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temp *= 10;
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break;
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case 1:
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temp *= 100;
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break;
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case 2:
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temp *= 1000;
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break;
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case 3:
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temp *= 10000;
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break;
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case 4:
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temp *= 100000000;
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break;
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default:
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break;
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}
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count++;
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}
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}
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}
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if (i == chineseNumber.length() - 1) {//遍历到最后一个字符
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result += temp;
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}
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}
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return result;
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}
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}
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