ChaosTest.ChaosService.ChaosService.StopAsync C# (CSharp) Méthode

        public async Task StopAsync()
        {
            IReliableDictionary<string, CurrentState> chaosServiceState =
                await this.StateManager.GetOrAddAsync<IReliableDictionary<string, CurrentState>>(StringResource.ChaosServiceStateKey);

            bool shouldCancel = false;

            using (ITransaction tx = this.StateManager.CreateTransaction())
            {
                ConditionalValue<CurrentState> currentStateResult =
                    await chaosServiceState.TryGetValueAsync(tx, StringResource.ChaosServiceStateKey, LockMode.Update);

                if (currentStateResult.HasValue &&
                    currentStateResult.Value == CurrentState.Running)
                {
                    await
                        chaosServiceState.AddOrUpdateAsync(
                            tx,
                            StringResource.ChaosServiceStateKey,
                            CurrentState.Stopped,
                            (key, existingValue) => CurrentState.Stopped);
                    shouldCancel = true;
                }

                await tx.CommitAsync();
            }

            if (shouldCancel && this.stopEventTokenSource != null && !this.stopEventTokenSource.IsCancellationRequested)
            {
                this.stopEventTokenSource.Cancel();
            }
        }