public object CreateObjectFieldResultScopes(object rawResult, int rank, RequestPath path)
{
if (rawResult == null)
{
return(null);
}
// check field depth against quota
if (path.FieldDepth > _requestContext.Quota.MaxDepth)
{
this.ThrowFieldDepthExceededQuota();
}
switch (rank)
{
case 0:
var typeDef = Field.FieldDef.TypeRef.TypeDef;
// special cases - Union, Interface; extract actual value from box
switch (typeDef.Kind)
{
case TypeKind.Union:
if (rawResult is UnionBase ub)
{
rawResult = ub.Value;
}
if (rawResult == null)
{
return(null);
}
break;
case TypeKind.Interface:
if (rawResult == null)
{
return(null);
}
break;
}
var scope = new OutputObjectScope(this, path, rawResult);
AllResultScopes.Add(scope);
var newCount = Interlocked.Increment(ref _requestContext.Metrics.OutputObjectCount);
// check total count against quota
if (newCount > _requestContext.Quota.MaxOutputObjects)
{
this.ThrowObjectCountExceededQuota();
}
return(scope);
default: // rank > 0, array
var list = rawResult as IList;
var scopes = new object[list.Count];
for (int i = 0; i < list.Count; i++)
{
scopes[i] = CreateObjectFieldResultScopes(list[i], rank - 1, path.Append(i));
}
return(scopes);
}
}
private IList <object> CreateObjectScopeList(object rawResult, int rank, RequestPath path)
{
var list = (IEnumerable)rawResult;
var scopes = new List <object>();
var index = 0;
foreach (var item in list)
{
var itemScope = CreateObjectFieldResultScopes(item, rank - 1, path.Append(index++));
scopes.Add(itemScope);
}
return(scopes);
}
