private async Task ExecuteResolverSeriallyAsync(
IExecutionContext executionContext,
ResolverTask resolverTask,
Action <ResolverTask> enqueueTask,
BatchOperationHandler batchOperationHandler,
CancellationToken cancellationToken)
{
resolverTask.Task = ExecuteResolverAsync(
resolverTask,
executionContext.ErrorHandler,
cancellationToken);
await CompleteBatchOperationsAsync(
new[] { resolverTask.Task },
batchOperationHandler,
cancellationToken)
.ConfigureAwait(false);
resolverTask.ResolverResult = await resolverTask.Task
.ConfigureAwait(false);
// serialize and integrate result into final query result
var completionContext = new CompleteValueContext(
executionContext.Services.GetTypeConversion(),
executionContext.FieldHelper, enqueueTask);
completionContext.CompleteValue(resolverTask);
}
public static void CompleteValue(
Action <ResolverContext> enqueueNext,
ResolverContext resolverContext)
{
CompleteValueContext completionContext = _completionContext.Value;
completionContext.Clear();
completionContext.EnqueueNext = enqueueNext;
completionContext.ResolverContext = resolverContext;
CompleteValue(
completionContext,
resolverContext.Field.Type,
resolverContext.Result);
if (completionContext.IsViolatingNonNullType)
{
resolverContext.PropagateNonNullViolation.Invoke();
}
else
{
resolverContext.SetCompletedValue(completionContext.Value);
}
completionContext.Clear();
}
private static async Task ExecuteResolverSeriallyAsync(
ResolverContext resolverContext,
Action <ResolverContext> enqueueNext,
BatchOperationHandler batchOperationHandler,
IErrorHandler errorHandler,
CancellationToken cancellationToken)
{
resolverContext.Task = ExecuteResolverAsync(
resolverContext,
errorHandler);
if (batchOperationHandler != null)
{
await CompleteBatchOperationsAsync(
new[] { resolverContext },
batchOperationHandler,
cancellationToken)
.ConfigureAwait(false);
}
await resolverContext.Task.ConfigureAwait(false);
// serialize and integrate result into final query result
var completionContext = new CompleteValueContext(enqueueNext);
completionContext.CompleteValue(resolverContext);
}
public static void CompleteValue(
this CompleteValueContext context,
ResolverTask resolverTask)
{
if (context == null)
{
throw new ArgumentNullException(nameof(context));
}
context.ResolverTask = resolverTask;
ValueCompletion.CompleteValue(
context,
resolverTask.FieldType,
resolverTask.ResolverResult);
if (context.IsViolatingNonNullType)
{
resolverTask.PropagateNonNullViolation();
}
else
{
resolverTask.SetResult(context.Value);
}
}
public static void CompleteValue(
this CompleteValueContext completionContext,
ResolverContext resolverContext)
{
if (completionContext == null)
{
throw new ArgumentNullException(nameof(completionContext));
}
completionContext.ResolverContext = resolverContext;
ValueCompletion.CompleteValue(
completionContext,
resolverContext.Field.Type,
resolverContext.Result);
if (completionContext.IsViolatingNonNullType)
{
resolverContext.PropagateNonNullViolation.Invoke();
}
else
{
resolverContext.SetCompletedValue(completionContext.Value);
}
}
private static async Task EndExecuteResolverBatchAsync(
IExecutionContext executionContext,
IEnumerable <ResolverTask> currentBatch,
Action <ResolverTask> enqueueTask,
CancellationToken cancellationToken)
{
var completionContext = new CompleteValueContext(
executionContext.Services.GetTypeConversion(),
executionContext.FieldHelper, enqueueTask);
foreach (ResolverTask resolverTask in currentBatch)
{
resolverTask.ResolverResult = await resolverTask.Task
.ConfigureAwait(false);
completionContext.CompleteValue(resolverTask);
cancellationToken.ThrowIfCancellationRequested();
}
}
private static async Task EndExecuteResolverBatchAsync(
IEnumerable <ResolverContext> batch,
Action <ResolverContext> enqueueNext,
CancellationToken cancellationToken)
{
var completionContext = new CompleteValueContext(enqueueNext);
foreach (ResolverContext resolverContext in batch)
{
if (resolverContext.Task.Status != TaskStatus.RanToCompletion)
{
await resolverContext.Task.ConfigureAwait(false);
}
completionContext.CompleteValue(resolverContext);
if (!resolverContext.IsRoot)
{
ResolverContext.Return(resolverContext);
}
}
}
