SLING-3918 - If a resource does not have a path a NPE occurrs

git-svn-id: https://svn.apache.org/repos/asf/sling/trunk@1623668 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/src/main/java/org/apache/sling/resourceaccesssecurity/impl/ResourceAccessGateHandler.java b/src/main/java/org/apache/sling/resourceaccesssecurity/impl/ResourceAccessGateHandler.java
index 7cb94d6..b064910 100644
--- a/src/main/java/org/apache/sling/resourceaccesssecurity/impl/ResourceAccessGateHandler.java
+++ b/src/main/java/org/apache/sling/resourceaccesssecurity/impl/ResourceAccessGateHandler.java
@@ -87,8 +87,14 @@
         boolean returnValue = false;
 
         if ( operations.contains( operation ) ) {
-            final Matcher match = pathPattern.matcher(path);
-            returnValue = match.matches();
+            if (path != null) {
+                final Matcher match = pathPattern.matcher(path);
+                returnValue = match.matches();
+            } else {
+                // if no path is given just add every ResourceAccessGate for
+                // security reason
+                return true;
+            }
         }
 
         return returnValue;