package com.ruoyi.common.utils;
|
|
import java.nio.charset.StandardCharsets;
|
import java.security.MessageDigest;
|
import java.util.*;
|
|
public class SignUtil {
|
|
/**
|
* 生成16位随机字符串
|
*/
|
public static String generate16CharRandomString() {
|
String chars = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789";
|
StringBuilder sb = new StringBuilder();
|
Random random = new Random();
|
for (int i = 0; i < 16; i++) {
|
sb.append(chars.charAt(random.nextInt(chars.length())));
|
}
|
return sb.toString();
|
}
|
|
/**
|
* 生成SHA256签名（自定义实现，确保与API要求一致）
|
*/
|
public static String signParamsSha256(Map<String, Object> params, String appid,
|
String nonce, String timestamp, String secret) {
|
return cn.hutool.crypto.SignUtil.signParamsSha256(params,appid,nonce,timestamp,secret);
|
}
|
}
|
