From 5d7b65670282a4fad015e37d567cfa171b162052 Mon Sep 17 00:00:00 2001
From: huliguo <2023611923@qq.com>
Date: 星期二, 20 五月 2025 12:25:19 +0800
Subject: [PATCH] 基础代码
---
pt-common/src/main/java/com/ruoyi/common/utils/sign/Md5Utils.java | 67 +++++++++++++++++++++++++++++++++
1 files changed, 67 insertions(+), 0 deletions(-)
diff --git a/pt-common/src/main/java/com/ruoyi/common/utils/sign/Md5Utils.java b/pt-common/src/main/java/com/ruoyi/common/utils/sign/Md5Utils.java
new file mode 100644
index 0000000..c1c58db
--- /dev/null
+++ b/pt-common/src/main/java/com/ruoyi/common/utils/sign/Md5Utils.java
@@ -0,0 +1,67 @@
+package com.ruoyi.common.utils.sign;
+
+import java.nio.charset.StandardCharsets;
+import java.security.MessageDigest;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ * Md5加密方法
+ *
+ * @author ruoyi
+ */
+public class Md5Utils
+{
+ private static final Logger log = LoggerFactory.getLogger(Md5Utils.class);
+
+ private static byte[] md5(String s)
+ {
+ MessageDigest algorithm;
+ try
+ {
+ algorithm = MessageDigest.getInstance("MD5");
+ algorithm.reset();
+ algorithm.update(s.getBytes("UTF-8"));
+ byte[] messageDigest = algorithm.digest();
+ return messageDigest;
+ }
+ catch (Exception e)
+ {
+ log.error("MD5 Error...", e);
+ }
+ return null;
+ }
+
+ private static final String toHex(byte hash[])
+ {
+ if (hash == null)
+ {
+ return null;
+ }
+ StringBuffer buf = new StringBuffer(hash.length * 2);
+ int i;
+
+ for (i = 0; i < hash.length; i++)
+ {
+ if ((hash[i] & 0xff) < 0x10)
+ {
+ buf.append("0");
+ }
+ buf.append(Long.toString(hash[i] & 0xff, 16));
+ }
+ return buf.toString();
+ }
+
+ public static String hash(String s)
+ {
+ try
+ {
+ return new String(toHex(md5(s)).getBytes(StandardCharsets.UTF_8), StandardCharsets.UTF_8);
+ }
+ catch (Exception e)
+ {
+ log.error("not supported charset...{}", e);
+ return s;
+ }
+ }
+}
--
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