/**
     * Check if negotiation was successful
     *
     * @return true if successful, false otherwise
     */
    public boolean isSuccess() {
        return status == 0;
    }

    /**
     * Get negotiation status
     *
     * @return status code (0 = success)
     */
    public int getStatus() {
        return status;
    }

    /**
     * Set negotiation status
     *

	h.currentMinute = serviceRTTMinuteStats{
		statsTime: currReqMinute,
	}
}

func (h *metrics) accumRequestRTT(reqStartTime time.Time, rttMs float64, isSuccess bool) {
	h.Lock()
	defer h.Unlock()

	// Update connectivity times
	if isSuccess {
		if reqStartTime.After(h.LastCheckSuccess) {
			h.LastCheckSuccess = reqStartTime
		}
	} else {
		if reqStartTime.After(h.LastCheckFailure) {

                        if (lastResult.isSuccess() && composePath.isPresent()) {
                            isComposeAvailable = runCommand(composePath.get(), "version").isSuccess();
                        }
                    }
                }
            }

            boolean isAvailable = isVersionHighEnough && lastResult != null && lastResult.isSuccess();

    }

    private int returnCode;
    private String error;

    /**
     * Checks if the unregistration was successful.
     *
     * @return true if successful
     */
    public boolean isSuccess() {
        return returnCode == 0;
    }

    /**
     * Gets a human-readable error description.
     *
     * @return the error description
     */
    public String getError() {

    /**
     * Determines if the request was processed successfully.
     *
     * @return true if no error occurred during processing (error is null), false otherwise
     */
    public boolean isSuccess() {
        return error == null;
    }

    private long recommendedHeartbeatInterval;
    private String error;

    /**
     * Checks if the heartbeat was successful.
     *
     * @return true if successful
     */
    public boolean isSuccess() {
        return returnCode == 0;
    }

    /**
     * Gets the sequence number.
     *
     * @return the sequence number
     */
    public long getSequenceNumber() {
        return sequenceNumber;

    private byte[] contextHandle;
    private String error;

    /**
     * Checks if the registration was successful.
     *
     * @return true if successful
     */
    public boolean isSuccess() {
        return returnCode == 0;
    }

    /**
     * Gets a human-readable error description.
     *
     * @return the error description
     */
    public String getError() {

     */
    public boolean isSuccess() {
        return returnCode == ERROR_SUCCESS;
    }

    /**
     * Gets the error message for the current return code.
     *
     * @return a human-readable error message
     */
    public String getErrorMessage() {
        switch (returnCode) {
        case ERROR_SUCCESS:
            return "Success";
        case ERROR_INVALID_PARAMETER:

                request.setFlags(registration.getFlags());
                
                WitnessRegisterResponse response = rpcClient.register(request);
                
                if (response.isSuccess()) {
                    registration.setState(WitnessRegistrationState.REGISTERED);
                    registrations.put(registration.getRegistrationId(), registration);

   *
   * The two values are independent: results can contain both (recoverable error), neither
   * (success), just an exception (permanent failure), or just a plan (non-exceptional retry).
   */
  data class ConnectResult(
    val plan: Plan,
    val nextPlan: Plan? = null,
    val throwable: Throwable? = null,
  ) {
    val isSuccess: Boolean
      get() = nextPlan == null && throwable == null
  }