--- old/src/java.base/share/classes/java/security/cert/CollectionCertStoreParameters.java	2014-08-26 11:20:16.000000000 +0800
+++ new/src/java.base/share/classes/java/security/cert/CollectionCertStoreParameters.java	2014-08-26 11:20:15.000000000 +0800
@@ -134,8 +134,8 @@
     public String toString() {
         StringBuilder sb = new StringBuilder();
         sb.append("CollectionCertStoreParameters: [\n");
-        sb.append("  collection: " + coll + "\n");
-        sb.append("]");
+        sb.append("  collection: ").append(coll).append('\n');
+        sb.append(']');
         return sb.toString();
     }
 }