@Override
    public void setDescription(String name, String description) throws GroupNotFoundException
    {
        getGroupProvider(name).setDescription(name, description);
    }
Updates the group's description in the provider that is used for this group.

@param name the group name.
@param description the group description.
@throws GroupNotFoundException if no existing group could be found to update.
xmppserver/src/main/java/org/jivesoftware/openfire/group/GroupMultiProvider.java