新增MD5Util

cloud-common/src/main/java/com/cm/common/utils/MD5Util.java

@@ -0,0 +1,36 @@
+package com.cm.common.utils;
+
+import java.nio.charset.Charset;
+import java.security.MessageDigest;
+import java.security.NoSuchAlgorithmException;
+
+/**
+ * When you feel like quitting. Think about why you started
+ * 当你想要放弃的时候，想想当初你为何开始
+ *
+ * @ClassName: MD5Util
+ * @Description: MD5处理
+ * @Author: WangGeng
+ * @Date: 2020/6/30 12:20 上午
+ * @Version: 1.0
+ **/
+public class MD5Util {
+
+    public static String toMD5String(String str) throws NoSuchAlgorithmException {
+        MessageDigest md = MessageDigest.getInstance("MD5");
+        if (md != null && str != null) {
+            byte[] byteData = md.digest(str.getBytes(Charset.forName("UTF-8")));
+            StringBuilder sb = new StringBuilder();
+            byte[] var4 = byteData;
+            int var5 = byteData.length;
+
+            for (int var6 = 0; var6 < var5; ++var6) {
+                byte aByteData = var4[var6];
+                sb.append(Integer.toString((aByteData & 255) + 256, 16).substring(1));
+            }
+            return sb.toString();
+        } else {
+            return null;
+        }
+    }
+}