From ea4e6cf0a63fa8470846fd5188da9e912faf661e Mon Sep 17 00:00:00 2001
From: 无关风月 <443237572@qq.com>
Date: 星期五, 01 十一月 2024 10:01:24 +0800
Subject: [PATCH] Merge branch 'master' of http://120.76.84.145:10101/gitblit/r/java/mx_charging_pile
---
ruoyi-common/ruoyi-common-core/src/main/java/com/ruoyi/common/core/utils/MD5Util.java | 79 ++++++---------------------------------
1 files changed, 12 insertions(+), 67 deletions(-)
diff --git a/ruoyi-common/ruoyi-common-core/src/main/java/com/ruoyi/common/core/utils/MD5Util.java b/ruoyi-common/ruoyi-common-core/src/main/java/com/ruoyi/common/core/utils/MD5Util.java
index 0f28ea6..e13282a 100644
--- a/ruoyi-common/ruoyi-common-core/src/main/java/com/ruoyi/common/core/utils/MD5Util.java
+++ b/ruoyi-common/ruoyi-common-core/src/main/java/com/ruoyi/common/core/utils/MD5Util.java
@@ -52,79 +52,24 @@
public static String getMD5(String str) {
if (StringUtils.isNotEmpty(str)) {
try {
+ // 创建MD5加密实例
MessageDigest md = MessageDigest.getInstance("MD5");
- md.update(str.getBytes());
- byte b[] = md.digest();
- int i;
- StringBuffer buf = new StringBuffer("");
- for (int offset = 0; offset < b.length; offset++) {
- i = b[offset];
- if (i < 0)
- i += 256;
- if (i < 16)
- buf.append("0");
- buf.append(Integer.toHexString(i));
+
+ // 执行加密操作
+ byte[] messageDigest = md.digest(str.getBytes());
+
+ // 将得到的散列值转换为十六进制
+ StringBuilder sb = new StringBuilder();
+ for (byte b : messageDigest) {
+ sb.append(String.format("%02x", b));
}
- //32位加密(小写)
- return buf.toString();
- //32位加密(大写)
- //return buf.toString().toUpperCase();
- // 16位的加密(小写)
- //return buf.toString().substring(8, 24);
- // 16位的加密(大写)
- //return buf.toString().substring(8, 24).toUpperCase();
+
+ // 返回MD5散列值
+ return sb.toString();
} catch (NoSuchAlgorithmException e) {
e.printStackTrace();
}
}
- return "";
- }
-
- /**
- * 获取32位大写
- *
- * @param str
- * @return
- */
- public static String getMD5_32_upper(String str) {
- if (StringUtils.isNotEmpty(str))
- return getMD5(str).toUpperCase();
- return "";
- }
-
- /**
- * 获取32位小写
- *
- * @param str
- * @return
- */
- public static String getMD5_32_lower(String str) {
- if (StringUtils.isNotEmpty(str))
- return getMD5(str).toLowerCase();
- return "";
- }
-
- /**
- * 获取16位大写
- *
- * @param str
- * @return
- */
- public static String getMD5_16_upper(String str) {
- if (StringUtils.isNotEmpty(str))
- return getMD5(str).substring(8, 24).toUpperCase();
- return "";
- }
-
- /**
- * 获取16位小写
- *
- * @param str
- * @return
- */
- public static String getMD5_16_lower(String str) {
- if (StringUtils.isNotEmpty(str))
- return getMD5(str).substring(8, 24).toLowerCase();
return "";
}
--
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