56 lines
1.9 KiB
Java
56 lines
1.9 KiB
Java
package com.ruoyi.yunxin.util;
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import java.security.MessageDigest;
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public class CheckSumBuilder {
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public static void main(String[] args) {
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String appSecret = "77c09917d2de";
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String curTime = "1707115388876";
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String body = "{\"clientType\":\"IOS\",\"code\":\"200\",\"clientIp\":\"117.153.13.133\",\"accid\":\"33503\",\"sdkVersion\":\"91301\",\"eventType\":\"2\",\"deviceId\":\"2957635E-A852-4EBD-94C7-AA1FFA71551B\",\"timestamp\":\"1707115388795\"}";
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String verifyMD5 = CheckSumBuilder.getMD5(body);
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System.out.println(verifyMD5);
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String verifyChecksum = CheckSumBuilder.getCheckSum(appSecret, verifyMD5, curTime);
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System.out.println(verifyChecksum);
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}
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// 计算并获取CheckSum
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public static String getCheckSum(String appSecret, String bodyMd5, String curTime) {
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return encode("sha1", appSecret + bodyMd5 + curTime);
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}
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// 计算并获取md5值
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public static String getMD5(String requestBody) {
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return encode("md5", requestBody);
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}
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private static String encode(String algorithm, String value) {
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if (value == null) {
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return null;
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}
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try {
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MessageDigest messageDigest = MessageDigest.getInstance(algorithm);
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messageDigest.update(value.getBytes());
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return getFormattedText(messageDigest.digest());
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} catch (Exception e) {
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throw new RuntimeException(e);
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}
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}
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private static String getFormattedText(byte[] bytes) {
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int len = bytes.length;
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StringBuilder buf = new StringBuilder(len * 2);
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for (int j = 0; j < len; j++) {
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buf.append(HEX_DIGITS[(bytes[j] >> 4) & 0x0f]);
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buf.append(HEX_DIGITS[bytes[j] & 0x0f]);
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}
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return buf.toString();
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}
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private static final char[] HEX_DIGITS = {'0', '1', '2', '3', '4', '5',
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'6', '7', '8', '9', 'a', 'b', 'c', 'd', 'e', 'f'};
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}
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