protected int dataReplicas = 1;

    protected int filterReplicas = 1;

    public String getQueueIndex() {
        return queueIndex;
    }

    public void setQueueIndex(final String queueIndex) {
        this.queueIndex = queueIndex;
    }

    public String getDataIndex() {
        return dataIndex;
    }

    public void setDataIndex(final String dataIndex) {

- The helping message of commands which have sub-commands...