--- old/src/jdk.snmp/share/classes/com/sun/jmx/snmp/IPAcl/Parser.java	2014-08-27 10:03:02.000000000 +0800
+++ new/src/jdk.snmp/share/classes/com/sun/jmx/snmp/IPAcl/Parser.java	2014-08-27 10:03:00.000000000 +0800
@@ -379,7 +379,7 @@
         }
         jj_consume_token(DOT);
         t = jj_consume_token(IDENTIFIER);
-   jjtn000.name.append( "." + t.image);
+   jjtn000.name.append('.').append(t.image);
       }
     } finally {
     if (jjtc000) {
@@ -408,7 +408,7 @@
         }
         jj_consume_token(DOT);
         t = jj_consume_token(INTEGER_LITERAL);
-   jjtn000.address.append( "." + t.image);
+   jjtn000.address.append('.').append(t.image);
       }
     } finally {
   if (jjtc000) {
@@ -454,7 +454,7 @@
         }
         jj_consume_token(MARK);
         t = jj_consume_token(INTEGER_LITERAL);
-   jjtn000.address.append( "." + t.image);
+   jjtn000.address.append('.').append(t.image);
       }
     } finally {
   if (jjtc000) {
@@ -483,7 +483,7 @@
         }
         jj_consume_token(DOT);
         t = jj_consume_token(INTEGER_LITERAL);
-   jjtn000.address.append( "." + t.image);
+   jjtn000.address.append('.').append(t.image);
       }
       jj_consume_token(MASK);
       t = jj_consume_token(INTEGER_LITERAL);