state_promise.setResult(Boolean.TRUE);
    public void setState(byte[] new_state) {        Hashtable new_copy;        try {            new_copy=(Hashtable)Util.objectFromByteBuffer(new_state);            if(new_copy == null)                return;        }        catch(Throwable ex) {            Trace.error("DistributedHashtable.setState()", "exception unmarshalling state: " + ex);            return;        }        _putAll(new_copy);    }