From c3320dbe1c7acf040a3ec895129d8aae09c570ea Mon Sep 17 00:00:00 2001
From: Mihai Preda <preda@google.com>
Date: Mon, 18 May 2009 20:15:32 +0200
Subject: [PATCH] Minor performance improvement when filtering intents by
 package.

Don't consider the activities that have no intent filters.
---
 .../java/com/android/server/PackageManagerService.java     | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/services/java/com/android/server/PackageManagerService.java b/services/java/com/android/server/PackageManagerService.java
index a3c702f51ea65..14714355512c2 100644
--- a/services/java/com/android/server/PackageManagerService.java
+++ b/services/java/com/android/server/PackageManagerService.java
@@ -2900,8 +2900,13 @@ class PackageManagerService extends IPackageManager.Stub {
             int N = packageActivities.size();
             ArrayList<ArrayList<PackageParser.ActivityIntentInfo>> listCut =
                 new ArrayList<ArrayList<PackageParser.ActivityIntentInfo>>(N);
+
+            ArrayList<PackageParser.ActivityIntentInfo> intentFilters;
             for (int i = 0; i < N; ++i) {
-                listCut.add(packageActivities.get(i).intents);
+                intentFilters = packageActivities.get(i).intents;
+                if (intentFilters != null && intentFilters.size() > 0) {
+                    listCut.add(intentFilters);
+                }
             }
             return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut);
         }