public bool GetApplicationDeployedStatus()

in src/PatchOrchestrationApplication/NodeAgentNTService/src/Utility/NodeAgentSfUtility.cs [208:253]
38 lines of code
8 McCabe index (conditional complexity)

        public bool GetApplicationDeployedStatus(TimeSpan timeout)
        {
            _eventSource.InfoMessage("Getting Application deployed status for application : {0}", this._applicationUri.ToString());
            string[] arguments = { "GetApplicationDeployedStatus", this._applicationUri.ToString(), timeout.TotalSeconds.ToString() };
            ProcessExecutor processExecutor = new ProcessExecutor(SfUtilityFileName, CreateProcessArgument(arguments));

            long retries = 0;
            while (!this._cancellationToken.IsCancellationRequested)
            {
                int exitCode = processExecutor.Execute();
                if (exitCode == (int)NodeAgentSfUtilityExitCodes.Success)
                {
                    return true;
                }
                if (exitCode == (int)NodeAgentSfUtilityExitCodes.ApplicationNotFound)
                {
                    return false;
                }
                if (exitCode == (int)NodeAgentSfUtilityExitCodes.DllNotFoundException)
                {
                    // RDBUG 9845931 - For a rare case Fabric.Code path might not be set by SF yet.
                    // Best course of action in that situation is to refresh the environment variables once fabric comes up, hence restart this service once SF has come up.
                    StringBuilder stringBuilder = new StringBuilder("Exiting the service to fetch new environment variables. Current environment variables are : ");
                    foreach (DictionaryEntry envVariable in Environment.GetEnvironmentVariables())
                    {
                        stringBuilder.AppendFormat("{0}={1} , ", envVariable.Key, envVariable.Value);
                    }

                    _eventSource.WarningMessage(stringBuilder.ToString());
                    // Wait for 5 seconds before exit
                    Task.Delay(5000).Wait();
                    Environment.Exit(10);
                }

                if (retries >= this._serviceSettings.WUOperationRetryCount || this._cancellationToken.IsCancellationRequested)
                {
                    break;
                }

                TimeSpan retryDelayTime = TimeSpan.FromMinutes(this._serviceSettings.WUDelayBetweenRetriesInMinutes);
                this._helper.WaitOnTask(Task.Delay(retryDelayTime), this._cancellationToken);
                retries++;
            }

            throw new Exception("Not able to get application status.");
        }