public object Execute(ExecutorContext context)
{
var cmdletContext = context as CmdletContext;
// create request
var request = new Amazon.ElasticMapReduce.Model.DescribeStepRequest();
if (cmdletContext.ClusterId != null)
{
request.ClusterId = cmdletContext.ClusterId;
}
if (cmdletContext.StepId != null)
{
request.StepId = cmdletContext.StepId;
}
CmdletOutput output;
// issue call
var client = Client ?? CreateClient(_CurrentCredentials, _RegionEndpoint);
try
{
var response = CallAWSServiceOperation(client, request);
object pipelineOutput = null;
pipelineOutput = cmdletContext.Select(response, this);
output = new CmdletOutput
{
PipelineOutput = pipelineOutput,
ServiceResponse = response
};
}
catch (Exception e)
{
output = new CmdletOutput {
ErrorResponse = e
};
}
return(output);
}
/// <summary>
/// Initiates the asynchronous execution of the DescribeStep operation.
/// </summary>
///
/// <param name="request">Container for the necessary parameters to execute the DescribeStep 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<DescribeStepResponse> DescribeStepAsync(DescribeStepRequest request, System.Threading.CancellationToken cancellationToken = default(CancellationToken))
{
var marshaller = new DescribeStepRequestMarshaller();
var unmarshaller = DescribeStepResponseUnmarshaller.Instance;
return InvokeAsync<DescribeStepRequest,DescribeStepResponse>(request, marshaller,
unmarshaller, cancellationToken);
}
/// <summary>
/// Provides more detail about the cluster step.
/// </summary>
/// <param name="request">Container for the necessary parameters to execute the DescribeStep service method.</param>
///
/// <returns>The response from the DescribeStep service method, as returned by ElasticMapReduce.</returns>
/// <exception cref="Amazon.ElasticMapReduce.Model.InternalServerException">
/// This exception occurs when there is an internal failure in the EMR service.
/// </exception>
/// <exception cref="Amazon.ElasticMapReduce.Model.InvalidRequestException">
/// This exception occurs when there is something wrong with user input.
/// </exception>
public DescribeStepResponse DescribeStep(DescribeStepRequest request)
{
var marshaller = new DescribeStepRequestMarshaller();
var unmarshaller = DescribeStepResponseUnmarshaller.Instance;
return Invoke<DescribeStepRequest,DescribeStepResponse>(request, marshaller, unmarshaller);
}
/// <summary>
/// Provides more detail about the cluster step.
/// </summary>
/// <param name="request">Container for the necessary parameters to execute the DescribeStep service method.</param>
///
/// <returns>The response from the DescribeStep service method, as returned by ElasticMapReduce.</returns>
/// <exception cref="InternalServerException">
/// This exception occurs when there is an internal failure in the EMR service.
/// </exception>
/// <exception cref="InvalidRequestException">
/// This exception occurs when there is something wrong with user input.
/// </exception>
public DescribeStepResponse DescribeStep(DescribeStepRequest request)
{
var task = DescribeStepAsync(request);
try
{
return task.Result;
}
catch(AggregateException e)
{
ExceptionDispatchInfo.Capture(e.InnerException).Throw();
return null;
}
}
/// <summary>
/// Initiates the asynchronous execution of the DescribeStep operation.
/// <seealso cref="Amazon.ElasticMapReduce.IAmazonElasticMapReduce.DescribeStep"/>
/// </summary>
///
/// <param name="request">Container for the necessary parameters to execute the DescribeStep 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<DescribeStepResponse> DescribeStepAsync(DescribeStepRequest request, CancellationToken cancellationToken = default(CancellationToken))
{
var marshaller = new DescribeStepRequestMarshaller();
var unmarshaller = DescribeStepResponseUnmarshaller.GetInstance();
return Invoke<IRequest, DescribeStepRequest, DescribeStepResponse>(request, marshaller, unmarshaller, signer, cancellationToken);
}
/// <summary>
/// <para>Provides more detail about the cluster step.</para>
/// </summary>
///
/// <param name="request">Container for the necessary parameters to execute the DescribeStep service method on
/// AmazonElasticMapReduce.</param>
///
/// <returns>The response from the DescribeStep service method, as returned by AmazonElasticMapReduce.</returns>
///
/// <exception cref="T:Amazon.ElasticMapReduce.Model.InternalServerException" />
/// <exception cref="T:Amazon.ElasticMapReduce.Model.InvalidRequestException" />
public DescribeStepResponse DescribeStep(DescribeStepRequest request)
{
var task = DescribeStepAsync(request);
try
{
return task.Result;
}
catch(AggregateException e)
{
throw e.InnerException;
}
}
/// <summary>
/// Initiates the asynchronous execution of the DescribeStep operation.
/// </summary>
///
/// <param name="request">Container for the necessary parameters to execute the DescribeStep operation on AmazonElasticMapReduceClient.</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 EndDescribeStep
/// operation.</returns>
public IAsyncResult BeginDescribeStep(DescribeStepRequest request, AsyncCallback callback, object state)
{
var marshaller = new DescribeStepRequestMarshaller();
var unmarshaller = DescribeStepResponseUnmarshaller.Instance;
return BeginInvoke<DescribeStepRequest>(request, marshaller, unmarshaller,
callback, state);
}
IAsyncResult invokeDescribeStep(DescribeStepRequest describeStepRequest, AsyncCallback callback, object state, bool synchronized)
{
IRequest irequest = new DescribeStepRequestMarshaller().Marshall(describeStepRequest);
var unmarshaller = DescribeStepResponseUnmarshaller.GetInstance();
AsyncResult result = new AsyncResult(irequest, callback, state, synchronized, signer, unmarshaller);
Invoke(result);
return result;
}
/// <summary>
/// Initiates the asynchronous execution of the DescribeStep operation.
/// <seealso cref="Amazon.ElasticMapReduce.IAmazonElasticMapReduce.DescribeStep"/>
/// </summary>
///
/// <param name="describeStepRequest">Container for the necessary parameters to execute the DescribeStep operation on
/// AmazonElasticMapReduce.</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 EndDescribeStep
/// operation.</returns>
public IAsyncResult BeginDescribeStep(DescribeStepRequest describeStepRequest, AsyncCallback callback, object state)
{
return invokeDescribeStep(describeStepRequest, callback, state, false);
}
/// <summary>
/// <para>Provides more detail about the cluster step.</para>
/// </summary>
///
/// <param name="describeStepRequest">Container for the necessary parameters to execute the DescribeStep service method on
/// AmazonElasticMapReduce.</param>
///
/// <returns>The response from the DescribeStep service method, as returned by AmazonElasticMapReduce.</returns>
///
/// <exception cref="InternalServerException"/>
/// <exception cref="InvalidRequestException"/>
public DescribeStepResponse DescribeStep(DescribeStepRequest describeStepRequest)
{
IAsyncResult asyncResult = invokeDescribeStep(describeStepRequest, null, null, true);
return EndDescribeStep(asyncResult);
}
/// <summary>
/// <para>Provides more detail about the cluster step.</para>
/// </summary>
///
/// <param name="describeStepRequest">Container for the necessary parameters to execute the DescribeStep service method on
/// AmazonElasticMapReduce.</param>
///
/// <returns>The response from the DescribeStep service method, as returned by AmazonElasticMapReduce.</returns>
///
/// <exception cref="T:Amazon.ElasticMapReduce.Model.InternalServerException" />
/// <exception cref="T:Amazon.ElasticMapReduce.Model.InvalidRequestException" />
/// <param name="cancellationToken">
/// A cancellation token that can be used by other objects or threads to receive notice of cancellation.
/// </param>
public async Task<DescribeStepResponse> DescribeStepAsync(DescribeStepRequest describeStepRequest, CancellationToken cancellationToken = default(CancellationToken))
{
var marshaller = new DescribeStepRequestMarshaller();
var unmarshaller = DescribeStepResponseUnmarshaller.GetInstance();
var response = await Invoke<IRequest, DescribeStepRequest, DescribeStepResponse>(describeStepRequest, marshaller, unmarshaller, signer, cancellationToken)
.ConfigureAwait(continueOnCapturedContext: false);
return response;
}
IAsyncResult invokeDescribeStep(DescribeStepRequest request, AsyncCallback callback, object state, bool synchronized)
{
var marshaller = new DescribeStepRequestMarshaller();
var unmarshaller = DescribeStepResponseUnmarshaller.Instance;
return Invoke(request, callback, state, synchronized, marshaller, unmarshaller, signer);
}
private Amazon.ElasticMapReduce.Model.DescribeStepResponse CallAWSServiceOperation(IAmazonElasticMapReduce client, Amazon.ElasticMapReduce.Model.DescribeStepRequest request)
{
Utils.Common.WriteVerboseEndpointMessage(this, client.Config, "Amazon Elastic MapReduce", "DescribeStep");
try
{
#if DESKTOP
return(client.DescribeStep(request));
#elif CORECLR
return(client.DescribeStepAsync(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;
}
}