public static IPreparedOperation Compile(
string operationId,
DocumentNode document,
OperationDefinitionNode operation,
ISchema schema,
ObjectType rootType,
InputParser inputParser,
IEnumerable <ISelectionOptimizer>?optimizers = null)
{
if (operationId == null)
{
throw new ArgumentNullException(nameof(operationId));
}
if (document == null)
{
throw new ArgumentNullException(nameof(document));
}
if (operation == null)
{
throw new ArgumentNullException(nameof(operation));
}
if (schema == null)
{
throw new ArgumentNullException(nameof(schema));
}
if (rootType == null)
{
throw new ArgumentNullException(nameof(rootType));
}
if (operation.SelectionSet.Selections.Count == 0)
{
throw OperationCompiler_NoOperationSelections(operation);
}
var fragments = new FragmentCollection(schema, document);
var compiler = new OperationCompiler(schema, fragments, inputParser);
var selectionSetLookup = new Dictionary <SelectionSetNode, SelectionVariants>();
var backlog = new Stack <CompilerContext>();
// creates and enqueues the root compiler context.
CompilerContext.New(
backlog,
rootType,
operation.SelectionSet,
optimizers?.ToImmutableList() ?? ImmutableList <ISelectionOptimizer> .Empty,
selectionSetLookup);
// processes the backlog and by doing so traverses the query graph.
compiler.Visit(backlog);
return(new Operation(operationId, document, operation, rootType, selectionSetLookup));
}
public ActionResult Save(Bam.Net.Analytics.Fragment[] values)
{
try
{
FragmentCollection saver = new FragmentCollection();
saver.AddRange(values);
saver.Save();
return(Json(new { Success = true, Message = "", Dao = "" }));
}
catch (Exception ex)
{
return(GetErrorResult(ex));
}
}
public FieldCollectorBenchmarks()
{
var resources = new ResourceHelper();
_schema = SchemaBuilder.New().AddStarWarsTypes().Create();
_introspectionQuery = Utf8GraphQLParser.Parse(
resources.GetResourceString("IntrospectionQuery.graphql"));
_introspectionFragments = new FragmentCollection(_schema, _introspectionQuery);
_introspectionOperation = (OperationDefinitionNode)_introspectionQuery.Definitions[0];
_starWarsQuery = Utf8GraphQLParser.Parse(
resources.GetResourceString("GetTwoHerosWithFriendsQuery.graphql"));
_starWarsFragments = new FragmentCollection(_schema, _starWarsQuery);
_starWarsOperation = (OperationDefinitionNode)_starWarsQuery.Definitions[0];
}
private FragmentCollection LocateCollection(string documentPath, bool throwIfMissing = true)
{
if (!documentCache.TryGetValue(documentPath, out FragmentCollection fragments))
{
var contentFile = fileLocator.Locate(documentPath, throwIfMissing);
if (contentFile == null)
{
return(null);
}
DsonDocument root = DsonDocument.LoadFromFile(this, contentFile, documentPath);
fragments = FragmentCollection.FillFrom(root);
documentCache[documentPath] = fragments;
}
return(fragments);
}
public DsonObject Locate(string url, bool throwIfMissing = true)
{
Uri uri = new Uri("scheme:" + url);
string documentPath = Uri.UnescapeDataString(uri.AbsolutePath);
FragmentCollection fragments = LocateCollection(documentPath, throwIfMissing);
if (fragments == null)
{
return(null);
}
string fragmentId = Uri.UnescapeDataString(uri.Fragment.Substring(1));
DsonObject obj = fragments.Locate(fragmentId);
if (obj == null && throwIfMissing)
{
throw new InvalidOperationException("Couldn't locate fragment in document: " + url);
}
return(obj);
}
public DsonDocument LocateRoot(string documentPath)
{
FragmentCollection fragments = LocateCollection(documentPath);
return(fragments.Root);
}
private OperationCompiler(ISchema schema, FragmentCollection fragments, InputParser parser)
{
_schema = schema ?? throw new ArgumentNullException(nameof(schema));
_fragments = fragments ?? throw new ArgumentNullException(nameof(fragments));
_parser = parser ?? throw new ArgumentNullException(nameof(parser));
}
