public void SendFault(Exception exception, IDictionary <string, string> outgoingContextProperties)
{
if (exception == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("exception");
}
if (!(exception is FaultException)) //Wrap the exception if it is not FaultException.
{
exception = WorkflowOperationErrorHandler.CreateUnhandledException(exception);
}
WorkflowOperationAsyncResult asyncResult = this.GetAsyncResult();
asyncResult.SendFault(exception, outgoingContextProperties);
this.SetOperationCompleted();
if (DiagnosticUtility.ShouldTraceInformation)
{
string traceText = SR.GetString(SR.TraceCodeWorkflowRequestContextFaultSent, asyncResult.InstanceId);
TraceUtility.TraceEvent(TraceEventType.Information,
TraceCode.WorkflowRequestContextFaultSent, traceText,
new StringTraceRecord("Details", traceText),
this,
exception);
}
}
public WorkflowRequestContext(WorkflowOperationAsyncResult asyncResult, object[] inputs, IDictionary<string, string> contextProperties)
{
if (asyncResult == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("asyncResult");
}
if (inputs == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("inputs");
}
this.asyncResult = asyncResult;
this.inputs = new ReadOnlyCollection<object>(inputs);
this.contextProperties = contextProperties ?? SerializableReadOnlyDictionary<string, string>.Empty;
this.operationContext = OperationContext.Current;
}
public WorkflowRequestContext(WorkflowOperationAsyncResult asyncResult, object[] inputs, IDictionary <string, string> contextProperties)
{
if (asyncResult == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("asyncResult");
}
if (inputs == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("inputs");
}
this.asyncResult = asyncResult;
this.inputs = new ReadOnlyCollection <object>(inputs);
this.contextProperties = contextProperties ?? SerializableReadOnlyDictionary <string, string> .Empty;
this.operationContext = OperationContext.Current;
}
public static object End(WorkflowOperationAsyncResult result, out object[] outputs)
{
if (result == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("result");
}
try
{
AsyncResult.End <WorkflowOperationAsyncResult>(result);
}
finally
{
//Application Fault's should carry Context Properties
result.PromoteContextProperties();
}
outputs = result.outputs;
return(result.returnValue);
}
public void SendReply(object returnValue, object[] outputs, IDictionary <string, string> outgoingContextProperties)
{
if (outputs == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("outputs");
}
WorkflowOperationAsyncResult asyncResult = this.GetAsyncResult();
asyncResult.SendResponse(returnValue, outputs, outgoingContextProperties);
this.SetOperationCompleted();
if (DiagnosticUtility.ShouldTraceVerbose)
{
string traceText = SR.GetString(SR.TraceCodeWorkflowRequestContextReplySent, asyncResult.InstanceId);
TraceUtility.TraceEvent(TraceEventType.Verbose,
TraceCode.WorkflowRequestContextReplySent, traceText,
new StringTraceRecord("Details", traceText),
this, null);
}
}
public object InvokeEnd(object instance, out object[] outputs, IAsyncResult result)
{
bool methodThrewException = false;
if (result == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("result");
}
WorkflowDurableInstance durableInstance = (WorkflowDurableInstance)instance;
WorkflowOperationAsyncResult asyncResult = (WorkflowOperationAsyncResult)result;
Fx.Assert(durableInstance.CurrentOperationInvocation != null,
"At the time WorkflowOperationInvoker.InvokeEnd is called, the WorkflowDurableInstance.CurrentOperationInvocation is expected to be present.");
try
{
return(WorkflowOperationAsyncResult.End(asyncResult, out outputs));
}
catch (FaultException)
{
methodThrewException = true;
if (PerformanceCounters.PerformanceCountersEnabled)
{
PerformanceCounters.MethodReturnedFault(this.operationDescription.Name);
}
throw;
}
catch (Exception e)
{
methodThrewException = true;
if (Fx.IsFatal(e))
{
throw;
}
if (PerformanceCounters.PerformanceCountersEnabled)
{
PerformanceCounters.MethodReturnedError(this.operationDescription.Name);
}
throw;
}
finally
{
durableInstance.CurrentOperationInvocation = null;
if (!methodThrewException)
{
if (PerformanceCounters.PerformanceCountersEnabled)
{
long currentTime = 0;
long duration = 0;
if ((asyncResult.BeginTime >= 0) && (UnsafeNativeMethods.QueryPerformanceCounter(out currentTime) != 0))
{
duration = currentTime - asyncResult.BeginTime;
}
PerformanceCounters.MethodReturnedSuccess(this.operationDescription.Name, duration);
}
}
}
}
public static object End(WorkflowOperationAsyncResult result, out object[] outputs)
{
if (result == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("result");
}
try
{
AsyncResult.End<WorkflowOperationAsyncResult>(result);
}
finally
{
//Application Fault's should carry Context Properties
result.PromoteContextProperties();
}
outputs = result.outputs;
return result.returnValue;
}
