*/
    public void setError(String error) {
        this.error = error;
    }

    /**
     * Gets the return code.
     *
     * @return the return code
     */
    public int getReturnCode() {
        return returnCode;
    }

    /**
     * Sets the return code.
     *
     * @param returnCode the return code
     */
    public void setReturnCode(int returnCode) {

            rpcHandle.sendrecv(message);

            // Create response from RPC message results
            WitnessRegisterResponse response = new WitnessRegisterResponse();
            response.setReturnCode(message.getReturnCode());

            if (message.isSuccess()) {
                // Generate registration ID from context handle
                byte[] contextHandle = message.getContextHandle();

        this.sequenceNumber = sequenceNumber;
    }

    /**
     * Gets the return code.
     *
     * @return the return code
     */
    public int getReturnCode() {
        return returnCode;
    }

    /**
     * Sets the return code.
     *
     * @param returnCode the return code
     */
    public void setReturnCode(int returnCode) {

        this.registrationId = registrationId;
    }

    /**
     * Gets the return code.
     *
     * @return the return code
     */
    public int getReturnCode() {
        return returnCode;
    }

    /**
     * Sets the return code.
     *
     * @param returnCode the return code
     */
    public void setReturnCode(int returnCode) {

    @Override
    public int getOpnum() {
        return opnum;
    }

    /**
     * Gets the return code from the RPC operation.
     *
     * @return the return code
     */
    public int getReturnCode() {
        return returnCode;
    }

    /**
     * Sets the return code for the RPC operation.
     *
     * @param returnCode the return code to set
     */