Version: 3.0 Update

src/main/java/hae/utils/string/HashCalculator.java

@@ -0,0 +1,28 @@
+package hae.utils.string;
+
+import java.security.MessageDigest;
+
+public class HashCalculator {
+    public static String calculateHash(byte[] bytes){
+        MessageDigest digest;
+        try {
+            digest = MessageDigest.getInstance("MD5");
+            byte[] hashBytes = digest.digest(bytes);
+            return bytesToHex(hashBytes);
+        } catch (Exception ignored) {
+            return "";
+        }
+    }
+
+    private static String bytesToHex(byte[] bytes) {
+        StringBuilder hexString = new StringBuilder();
+        for (byte b : bytes) {
+            String hex = Integer.toHexString(0xff & b);
+            if (hex.length() == 1) {
+                hexString.append('0');
+            }
+            hexString.append(hex);
+        }
+        return hexString.toString();
+    }
+}