LOOKUP_TABLE.put( name, name );
                return null;
            }
            while( LOOKUP_TABLE.containsKey( name )) {
                try {
                    LOOKUP_TABLE.wait();
                } catch( InterruptedException e ) {
                }
            }
        }
        obj = getCachedAddress( name );
        if( obj == null ) {
            synchronized( LOOKUP_TABLE ) {