From 94adaf8e505496a222ec5c246b1e1c241b0f9184 Mon Sep 17 00:00:00 2001
From: Florian Schmaus <flo@geekplace.eu>
Date: Thu, 3 Apr 2014 14:36:08 +0200
Subject: [PATCH] Always transform 'from' to lower case in FromMatchesFilter

---
 .../java/org/jivesoftware/smack/filter/FromMatchesFilter.java | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/core/src/main/java/org/jivesoftware/smack/filter/FromMatchesFilter.java b/core/src/main/java/org/jivesoftware/smack/filter/FromMatchesFilter.java
index bc470ee84..a7c849523 100644
--- a/core/src/main/java/org/jivesoftware/smack/filter/FromMatchesFilter.java
+++ b/core/src/main/java/org/jivesoftware/smack/filter/FromMatchesFilter.java
@@ -93,8 +93,10 @@ public class FromMatchesFilter implements PacketFilter {
         if (from == null) {
             return address == null;
         }
+        // Simplest form of NAMEPREP/STRINGPREP
+        from = from.toLowerCase(Locale.US);
         if (matchBareJID) {
-            from = StringUtils.parseBareAddress(from).toLowerCase();
+            from = StringUtils.parseBareAddress(from);
         }
         return from.equals(address);
     }