public void OnInspectedResource(HalResourceInspectedContext context)
{
if (context.Resource == null)
{
return;
}
var linkCounts = new Dictionary <string, int>();
foreach (var link in context.Resource.Links)
{
if (linkCounts.ContainsKey(link.Rel))
{
linkCounts[link.Rel]++;
}
else
{
linkCounts[link.Rel] = 1;
}
}
foreach (var count in linkCounts)
{
if (context.Resource.SingularRelations.Contains(count.Key) &&
count.Value > 1)
{
throw new HalException($"Relation '{count.Key}' is marked as singular, but contains {count.Value} links.");
}
}
var embeddedCounts = new Dictionary <string, int>();
foreach (var embedded in context.Resource.Embedded)
{
if (!linkCounts.ContainsKey(embedded.Rel))
{
throw new HalException($"Resource contains embedded resource with rel '{embedded.Rel}', but not corresponding link exists.");
}
if (embeddedCounts.ContainsKey(embedded.Rel))
{
embeddedCounts[embedded.Rel]++;
}
else
{
embeddedCounts[embedded.Rel] = 1;
}
}
foreach (var count in embeddedCounts)
{
if (context.Resource.SingularRelations.Contains(count.Key) &&
count.Value > 1)
{
throw new HalException($"Relation '{count.Key}' is marked as singular, but contains {count.Value} embedded resources.");
}
}
}
private async Task <HalResourceInspectedContext> Next()
{
// TODO: Validate the inspectingcontext here to make sure the last pipeline component did not do something illegal.
// If the last inspector was invoked, create the inspectedcontext.
if (currentIndex >= inspectorsLength)
{
return(new HalResourceInspectedContext(inspectingContext));
}
HalResourceInspectedContext result = null;
currentInspector = this.inspectors[currentIndex++];
if (currentInspector is IAsyncHalResourceInspector asyncInspector)
{
result = await asyncInspector.OnResourceInspectionAsync(inspectingContext, Next);
}
else if (currentInspector is IHalResourceInspector syncInspector)
{
syncInspector.OnInspectingResource(inspectingContext);
result = await Next();
syncInspector.OnInspectedResource(result);
}
else
{
throw new InvalidOperationException(
$"inspector of type '{currentInspector.GetType().FullName}' is not an IHalResourceInspector or IAsyncHalResourceInspector.");
}
// TODO: Validate the inspectedcontext here to make sure the last pipeline component did not do something illegal.
if (result == null)
{
throw new InvalidOperationException($"HalResourceInspectedContext was null after invoking '{currentInspector.GetType().FullName}'.");
}
return(result);
}
public void OnInspectedResource(HalResourceInspectedContext context)
{
}
