--- /RFC1522Codec.java	2023-07-05 02:19:46.550120269 +0200
+++ /Codec-1/src/java/org/apache/commons/codec/net/RFC1522Codec.java	2023-07-05 02:19:46.550120269 +0200
@@ -78,7 +78,7 @@
         byte [] rawdata = doEncoding(text.getBytes(charset)); 
         buffer.append(new String(rawdata, CharacterEncodingNames.US_ASCII));
         buffer.append("?="); 
-        return buffer.toString();
+return buffer .StringBuffer (  )  ;
     }
     
     /**
