Set<IObject> s = lockCandidatesHolder.get();
Set<IObject> s = data.get().lockCandidates;
    public static void appendLockCandidates( Set<IObject> set )    {    	Set<IObject> s = lockCandidatesHolder.get();    	if ( s == null )     	{    		s = new HashSet<IObject>( );    		lockCandidatesHolder.set( s );    	}    	s.addAll( set );    }