first commit

2026-04-17 10:09:03 +08:00
commit 572ad1205f
325 changed files with 30209 additions and 0 deletions
--- a/maibu-common/src/main/java/com/maibu/utils/Md5Utils.java
+++ b/maibu-common/src/main/java/com/maibu/utils/Md5Utils.java
@@ -0,0 +1,82 @@
+package com.maibu.utils;
+
+import lombok.NoArgsConstructor;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.UnsupportedEncodingException;
+
+@NoArgsConstructor
+public class Md5Utils {
+    private static final String MD5 = "MD5";
+    private static final String DEFAULT_ENCODING = "UTF-8";
+
+
+
+    public static String md5(String input) {
+        return md5((String) input, 1);
+    }
+
+    public static String md5(String input, int iterations) {
+        try {
+            return EncodeUtils.encodeHex(DigestUtils.digest(input.getBytes("UTF-8"), "MD5", (byte[]) null, iterations));
+        } catch (UnsupportedEncodingException var3) {
+            return "";
+        }
+    }
+
+    public static byte[] md5(byte[] input) {
+        return md5((byte[]) input, 1);
+    }
+
+    public static byte[] md5(byte[] input, int iterations) {
+        return DigestUtils.digest(input, "MD5", (byte[]) null, iterations);
+    }
+
+    public static byte[] md5(InputStream input) throws IOException {
+        return DigestUtils.digest(input, "MD5");
+    }
+
+    public static boolean isMd5(String str) {
+        int cnt = 0;
+        for (int i = 0; i < str.length(); ++i) {
+            switch (str.charAt(i)) {
+                case '0':
+                case '1':
+                case '2':
+                case '3':
+                case '4':
+                case '5':
+                case '6':
+                case '7':
+                case '8':
+                case '9':
+                case 'a':
+                case 'b':
+                case 'c':
+                case 'd':
+                case 'e':
+                case 'f':
+                case 'A':
+                case 'B':
+                case 'C':
+                case 'D':
+                case 'E':
+                case 'F':
+                    ++cnt;
+                    if (32 <= cnt) return true;
+                    break;
+                case '/':
+                    if ((i + 10) < str.length()) {// "/storage/"
+                        char ch1 = str.charAt(i + 1);
+                        char ch2 = str.charAt(i + 8);
+                        if ('/' == ch2 && ('s' == ch1 || 'S' == ch1)) return true;
+                    }
+                default:
+                    cnt = 0;
+                    break;
+            }
+        }
+        return false;
+    }
+}