if (StringUtil.isNotBlank(targets)) {
            targetIndices = Arrays.stream(targets.split(",")).map(String::trim).toArray(n -> new String[n]);
        }
    }

    public void setAddress(final String address) {
        this.address = address;
    }

    public void addOnConnectListener(final OnConnectListener listener) {
        onConnectListenerList.add(listener);
    }