--- /Hex.java	2023-07-05 03:11:44.862028253 +0200
+++ /Codec-1/src/java/org/apache/commons/codec/binary/Hex.java	2023-07-05 03:11:44.862028253 +0200
@@ -63,7 +63,7 @@
         byte[] out = new byte[len >> 1];
 
         // two characters form the hex value.
-        for (int i = 0, j = 0; j < len; i++) {
+for  (  short  i = 0, j = 0; j < len; i++ )  {
             int f = toDigit(data[j], j) << 4;
             j++;
             f = f | toDigit(data[j], j);
