internal GetExecutionHistoryPaginator(IAmazonStepFunctions client, GetExecutionHistoryRequest request)
{
this._client = client;
this._request = request;
}
public object Execute(ExecutorContext context)
{
var cmdletContext = context as CmdletContext;
var useParameterSelect = this.Select.StartsWith("^") || this.PassThru.IsPresent;
// create request and set iteration invariants
var request = new Amazon.StepFunctions.Model.GetExecutionHistoryRequest();
if (cmdletContext.ExecutionArn != null)
{
request.ExecutionArn = cmdletContext.ExecutionArn;
}
if (cmdletContext.ReverseOrder != null)
{
request.ReverseOrder = cmdletContext.ReverseOrder.Value;
}
// Initialize loop variants and commence piping
System.String _nextToken = null;
int? _emitLimit = null;
int _retrievedSoFar = 0;
if (AutoIterationHelpers.HasValue(cmdletContext.NextToken))
{
_nextToken = cmdletContext.NextToken;
}
if (AutoIterationHelpers.HasValue(cmdletContext.MaxResult))
{
// The service has a maximum page size of 1000. If the user has
// asked for more items than page max, and there is no page size
// configured, we rely on the service ignoring the set maximum
// and giving us 1000 items back. If a page size is set, that will
// be used to configure the pagination.
// We'll make further calls to satisfy the user's request.
_emitLimit = cmdletContext.MaxResult;
}
var _userControllingPaging = this.NoAutoIteration.IsPresent || ParameterWasBound(nameof(this.NextToken));
var client = Client ?? CreateClient(_CurrentCredentials, _RegionEndpoint);
do
{
request.NextToken = _nextToken;
if (_emitLimit.HasValue)
{
int correctPageSize = AutoIterationHelpers.Min(1000, _emitLimit.Value);
request.MaxResults = AutoIterationHelpers.ConvertEmitLimitToInt32(correctPageSize);
}
CmdletOutput output;
try
{
var response = CallAWSServiceOperation(client, request);
object pipelineOutput = null;
if (!useParameterSelect)
{
pipelineOutput = cmdletContext.Select(response, this);
}
output = new CmdletOutput
{
PipelineOutput = pipelineOutput,
ServiceResponse = response
};
int _receivedThisCall = response.Events.Count;
_nextToken = response.NextToken;
_retrievedSoFar += _receivedThisCall;
if (_emitLimit.HasValue)
{
_emitLimit -= _receivedThisCall;
}
}
catch (Exception e)
{
if (_retrievedSoFar == 0 || !_emitLimit.HasValue)
{
output = new CmdletOutput {
ErrorResponse = e
};
}
else
{
break;
}
}
ProcessOutput(output);
} while (!_userControllingPaging && AutoIterationHelpers.HasValue(_nextToken) && (!_emitLimit.HasValue || _emitLimit.Value >= 0));
if (useParameterSelect)
{
WriteObject(cmdletContext.Select(null, this));
}
return(null);
}
private Amazon.StepFunctions.Model.GetExecutionHistoryResponse CallAWSServiceOperation(IAmazonStepFunctions client, Amazon.StepFunctions.Model.GetExecutionHistoryRequest request)
{
Utils.Common.WriteVerboseEndpointMessage(this, client.Config, "AWS Step Functions", "GetExecutionHistory");
try
{
#if DESKTOP
return(client.GetExecutionHistory(request));
#elif CORECLR
return(client.GetExecutionHistoryAsync(request).GetAwaiter().GetResult());
#else
#error "Unknown build edition"
#endif
}
catch (AmazonServiceException exc)
{
var webException = exc.InnerException as System.Net.WebException;
if (webException != null)
{
throw new Exception(Utils.Common.FormatNameResolutionFailureMessage(client.Config, webException.Message), webException);
}
throw;
}
}
public object Execute(ExecutorContext context)
{
var cmdletContext = context as CmdletContext;
#pragma warning disable CS0618, CS0612 //A class member was marked with the Obsolete attribute
var useParameterSelect = this.Select.StartsWith("^") || this.PassThru.IsPresent;
#pragma warning restore CS0618, CS0612 //A class member was marked with the Obsolete attribute
// create request and set iteration invariants
var request = new Amazon.StepFunctions.Model.GetExecutionHistoryRequest();
if (cmdletContext.ExecutionArn != null)
{
request.ExecutionArn = cmdletContext.ExecutionArn;
}
if (cmdletContext.MaxResult != null)
{
request.MaxResults = AutoIterationHelpers.ConvertEmitLimitToServiceTypeInt32(cmdletContext.MaxResult.Value);
}
if (cmdletContext.ReverseOrder != null)
{
request.ReverseOrder = cmdletContext.ReverseOrder.Value;
}
// Initialize loop variant and commence piping
var _nextToken = cmdletContext.NextToken;
var _userControllingPaging = this.NoAutoIteration.IsPresent || ParameterWasBound(nameof(this.NextToken));
var client = Client ?? CreateClient(_CurrentCredentials, _RegionEndpoint);
do
{
request.NextToken = _nextToken;
CmdletOutput output;
try
{
var response = CallAWSServiceOperation(client, request);
object pipelineOutput = null;
if (!useParameterSelect)
{
pipelineOutput = cmdletContext.Select(response, this);
}
output = new CmdletOutput
{
PipelineOutput = pipelineOutput,
ServiceResponse = response
};
_nextToken = response.NextToken;
}
catch (Exception e)
{
output = new CmdletOutput {
ErrorResponse = e
};
}
ProcessOutput(output);
} while (!_userControllingPaging && AutoIterationHelpers.HasValue(_nextToken));
if (useParameterSelect)
{
WriteObject(cmdletContext.Select(null, this));
}
return(null);
}
/// <summary>
/// Initiates the asynchronous execution of the GetExecutionHistory operation.
/// </summary>
///
/// <param name="request">Container for the necessary parameters to execute the GetExecutionHistory operation.</param>
/// <param name="cancellationToken">
/// A cancellation token that can be used by other objects or threads to receive notice of cancellation.
/// </param>
/// <returns>The task object representing the asynchronous operation.</returns>
public Task<GetExecutionHistoryResponse> GetExecutionHistoryAsync(GetExecutionHistoryRequest request, System.Threading.CancellationToken cancellationToken = default(CancellationToken))
{
var marshaller = new GetExecutionHistoryRequestMarshaller();
var unmarshaller = GetExecutionHistoryResponseUnmarshaller.Instance;
return InvokeAsync<GetExecutionHistoryRequest,GetExecutionHistoryResponse>(request, marshaller,
unmarshaller, cancellationToken);
}
internal GetExecutionHistoryResponse GetExecutionHistory(GetExecutionHistoryRequest request)
{
var marshaller = new GetExecutionHistoryRequestMarshaller();
var unmarshaller = GetExecutionHistoryResponseUnmarshaller.Instance;
return Invoke<GetExecutionHistoryRequest,GetExecutionHistoryResponse>(request, marshaller, unmarshaller);
}
/// <summary>
/// Paginator for GetExecutionHistory operation
///</summary>
public IGetExecutionHistoryPaginator GetExecutionHistory(GetExecutionHistoryRequest request)
{
return(new GetExecutionHistoryPaginator(this.client, request));
}
/// <summary>
/// Initiates the asynchronous execution of the GetExecutionHistory operation.
/// </summary>
///
/// <param name="request">Container for the necessary parameters to execute the GetExecutionHistory operation on AmazonStepFunctionsClient.</param>
/// <param name="callback">An AsyncCallback delegate that is invoked when the operation completes.</param>
/// <param name="state">A user-defined state object that is passed to the callback procedure. Retrieve this object from within the callback
/// procedure using the AsyncState property.</param>
///
/// <returns>An IAsyncResult that can be used to poll or wait for results, or both; this value is also needed when invoking EndGetExecutionHistory
/// operation.</returns>
public IAsyncResult BeginGetExecutionHistory(GetExecutionHistoryRequest request, AsyncCallback callback, object state)
{
var marshaller = new GetExecutionHistoryRequestMarshaller();
var unmarshaller = GetExecutionHistoryResponseUnmarshaller.Instance;
return BeginInvoke<GetExecutionHistoryRequest>(request, marshaller, unmarshaller,
callback, state);
}