src/java.security.jgss/share/classes/sun/security/krb5/KrbException.java

rev 10947 : 8055723: Replace concat String to append in StringBuilder parameters

@@ -94,17 +94,18 @@
         return Krb5.getErrorMessage(i);
     }
 
 
     public String krbErrorMessage() {
-        StringBuilder strbuf = new StringBuilder("krb_error " + returnCode);
+        StringBuilder sb = new StringBuilder();
+        sb.append("krb_error ").append(returnCode);
         String msg =  getMessage();
         if (msg != null) {
-            strbuf.append(" ");
-            strbuf.append(msg);
+            sb.append(" ");
+            sb.append(msg);
         }
-        return strbuf.toString();
+        return sb.toString();
     }
 
     /**
      * Returns messages like:
      * "Integrity check on decrypted field failed (31) - \