From 543d0bfdb5fbea0f72fbd0504a2bbd24bcd58074 Mon Sep 17 00:00:00 2001
From: Benoit Pradelle <pradelle@java.net>
Date: Sat, 25 Oct 2008 06:51:17 +0000
Subject: [PATCH] Fix a null pointer exception that arise when I tried to
 create a group on AIM when disconnected from the network.

---
 .../contactlist/MetaContactListServiceImpl.java    | 14 ++++++++++----
 1 file changed, 10 insertions(+), 4 deletions(-)

diff --git a/src/net/java/sip/communicator/impl/contactlist/MetaContactListServiceImpl.java b/src/net/java/sip/communicator/impl/contactlist/MetaContactListServiceImpl.java
index 50da78d15..113e3a78e 100644
--- a/src/net/java/sip/communicator/impl/contactlist/MetaContactListServiceImpl.java
+++ b/src/net/java/sip/communicator/impl/contactlist/MetaContactListServiceImpl.java
@@ -507,9 +507,6 @@ private ContactGroup resolveProtoPath(ProtocolProviderService protoProvider,
             throw new NullPointerException("Internal Error. Orphan group.");
         }
 
-        ContactGroup parentProtoGroup
-            = resolveProtoPath(protoProvider, parentMetaGroup);
-
         OperationSetPersistentPresence opSetPersPresence
             = (OperationSetPersistentPresence) protoProvider
             .getSupportedOperationSets().get(OperationSetPersistentPresence
@@ -522,6 +519,15 @@ private ContactGroup resolveProtoPath(ProtocolProviderService protoProvider,
             return null;
         }
 
+        ContactGroup parentProtoGroup;
+        // special treatment for the root group (stop the recursion)
+        if (parentMetaGroup.getParentMetaContactGroup() == null) {
+            parentProtoGroup = opSetPersPresence.
+                                    getServerStoredContactListRoot();
+        } else {
+            parentProtoGroup = resolveProtoPath(protoProvider, parentMetaGroup);
+        }
+        
         //create the proto group
         BlockingGroupEventRetriever evtRetriever
             = new BlockingGroupEventRetriever(metaGroup.getGroupName());
@@ -722,7 +728,7 @@ public void createMetaContactGroup(MetaContactGroup parent,
         MetaContactGroupImpl newMetaGroup = new MetaContactGroupImpl(groupName);
 
         ( (MetaContactGroupImpl) parent).addSubgroup(newMetaGroup);
-
+        
         //fire the event
         fireMetaContactGroupEvent(newMetaGroup
             , null, null, MetaContactGroupEvent. META_CONTACT_GROUP_ADDED);