From dbb97bf20d22d05219e602d947708762a7866416 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E2=80=9C=E8=A2=81=E6=9D=B0=E2=80=9D?= <final_yj@126.com>
Date: Thu, 29 Jul 2021 23:31:52 +0800
Subject: [PATCH] =?UTF-8?q?fix:=E6=B7=BB=E5=8A=A0=E8=8E=B7=E5=8F=96?=
 =?UTF-8?q?=E6=96=87=E4=BB=B6md5?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
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---
 .../cn/axzo/oss/common/utils/Utility.java     | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

diff --git a/oss-common/src/main/java/cn/axzo/oss/common/utils/Utility.java b/oss-common/src/main/java/cn/axzo/oss/common/utils/Utility.java
index 8b7e535..03f78ef 100644
--- a/oss-common/src/main/java/cn/axzo/oss/common/utils/Utility.java
+++ b/oss-common/src/main/java/cn/axzo/oss/common/utils/Utility.java
@@ -3,12 +3,14 @@ package cn.axzo.oss.common.utils;
 import java.io.FileInputStream;
 import java.io.IOException;
 import java.io.InputStream;
+import java.nio.channels.FileChannel;
 import java.nio.charset.StandardCharsets;
 import java.security.MessageDigest;
 import java.security.NoSuchAlgorithmException;
 import java.util.Objects;
 import lombok.extern.slf4j.Slf4j;
 import org.apache.commons.codec.binary.Hex;
+import org.apache.commons.codec.digest.DigestUtils;
 
 /**
  * @Author admin
@@ -74,4 +76,21 @@ public class Utility {
     }
     return content;
   }
+
+  /**
+   * 获取文件的MD5值
+   * @param bytes
+   * @return
+   */
+  public static String getMd5(byte [] bytes) {
+    try {
+      MessageDigest md5 = MessageDigest.getInstance("MD5");
+      md5.reset();
+      md5.update(bytes);
+      return Hex.encodeHexString(md5.digest());
+    } catch (NoSuchAlgorithmException e) {
+      log.warn("getMd5 fail = {}",e.getMessage());
+    }
+    return "";
+  }
 }