--- a/jdk/src/share/classes/java/security/Provider.java	Wed Jul 05 19:43:07 2017 +0200
+++ b/jdk/src/share/classes/java/security/Provider.java	Fri May 30 15:46:12 2014 -0400
@@ -931,7 +931,7 @@
     }
 
     private String[] getTypeAndAlgorithm(String key) {
-        int i = key.indexOf(".");
+        int i = key.indexOf('.');
         if (i < 1) {
             if (debug != null) {
                 debug.println("Ignoring invalid entry in provider "