public static IQueryExecutionBuilder UseInstrumentation(
this IQueryExecutionBuilder builder,
IInstrumentationOptionsAccessor options)
{
if (options == null)
{
throw new ArgumentNullException(nameof(options));
}
builder.Services
.AddSingleton(options)
.AddScoped <DiagnosticListenerInitializer>();
if (options.EnableTracing)
{
builder.Services
.AddScoped <
IApolloTracingResultBuilder,
ApolloTracingResultBuilder>()
.AddScoped <
DiagnosticListener,
ApolloTracingDiagnosticListener>();
}
return(builder.Use <InstrumentationMiddleware>());
}
public static IQueryExecutionBuilder UseInstrumentation(
this IQueryExecutionBuilder builder,
TracingPreference tracingPreference)
{
if (builder == null)
{
throw new ArgumentNullException(nameof(builder));
}
var listener = new DiagnosticListener(DiagnosticNames.Listener);
builder
.RemoveService <DiagnosticListener>()
.RemoveService <DiagnosticSource>();
builder.Services
.AddSingleton(listener)
.AddSingleton <DiagnosticSource>(listener)
.AddSingleton(sp => new QueryExecutionDiagnostics(
sp.GetRequiredService <DiagnosticListener>(),
sp.GetServices <IDiagnosticObserver>()));
if (tracingPreference != TracingPreference.Never)
{
builder
.AddDiagnosticObserver(new ApolloTracingDiagnosticObserver(
tracingPreference));
}
return(builder.Use <InstrumentationMiddleware>());
}
public static IQueryExecutionBuilder UsePropagateVariables(
this IQueryExecutionBuilder builder)
{
if (builder == null)
{
throw new ArgumentNullException(nameof(builder));
}
return(builder.Use <CopyVariablesToResolverContextMiddleware>());
}
public static IQueryExecutionBuilder UseNoCachedQueryError(
this IQueryExecutionBuilder builder)
{
if (builder == null)
{
throw new ArgumentNullException(nameof(builder));
}
return(builder.Use <NoCachedQueryErrorMiddleware>());
}
public static IQueryExecutionBuilder UseWritePersistedQuery(
this IQueryExecutionBuilder builder)
{
if (builder == null)
{
throw new ArgumentNullException(nameof(builder));
}
return(builder.Use <WritePersistedQueryMiddleware>());
}
public static IQueryExecutionBuilder UseValidation(
this IQueryExecutionBuilder builder)
{
if (builder == null)
{
throw new ArgumentNullException(nameof(builder));
}
return(builder.Use <ValidateQueryMiddleware>());
}
public static IQueryExecutionBuilder UseMaxComplexity(
this IQueryExecutionBuilder builder)
{
if (builder == null)
{
throw new ArgumentNullException(nameof(builder));
}
return(builder.Use <MaxComplexityMiddleware>());
}
public static IQueryExecutionBuilder UseOperationResolver(
this IQueryExecutionBuilder builder)
{
if (builder == null)
{
throw new ArgumentNullException(nameof(builder));
}
return(builder.Use <ResolveOperationMiddleware>());
}
public static IQueryExecutionBuilder UseRequestTimeout(
this IQueryExecutionBuilder builder)
{
if (builder == null)
{
throw new ArgumentNullException(nameof(builder));
}
return(builder.Use <RequestTimeoutMiddleware>());
}
public static IQueryExecutionBuilder UseExceptionHandling(
this IQueryExecutionBuilder builder)
{
if (builder == null)
{
throw new ArgumentNullException(nameof(builder));
}
return(builder.Use <ExceptionMiddleware>());
}
public static IQueryExecutionBuilder Use <TMiddleware>(
this IQueryExecutionBuilder builder)
where TMiddleware : class
{
if (builder == null)
{
throw new ArgumentNullException(nameof(builder));
}
return(builder.Use(ClassMiddlewareFactory.Create <TMiddleware>()));
}
public static IQueryExecutionBuilder Use <TMiddleware>(
this IQueryExecutionBuilder builder,
Func <IServiceProvider, QueryDelegate, TMiddleware> factory)
where TMiddleware : class
{
if (factory == null)
{
throw new ArgumentNullException(nameof(factory));
}
return(builder.Use(ClassMiddlewareFactory.Create(factory)));
}
public static IQueryExecutionBuilder UseRequestTimeout(
this IQueryExecutionBuilder builder,
IRequestTimeoutOptionsAccessor options)
{
if (options == null)
{
throw new ArgumentNullException(nameof(options));
}
builder.Services.AddSingleton(options);
return(builder.Use <RequestTimeoutMiddleware>());
}
public static IQueryExecutionBuilder UseRemoteQueryExecutor(
this IQueryExecutionBuilder builder,
string schemaName)
{
if (builder == null)
{
throw new ArgumentNullException(nameof(builder));
}
if (string.IsNullOrEmpty(schemaName))
{
throw new ArgumentException(
"The schema name mustn't be null or empty.",
nameof(schemaName));
}
return(builder.Use((services, next) =>
new RemoteQueryMiddleware(next, schemaName)));
}
public static IQueryExecutionBuilder UseCoerceVariables(
this IQueryExecutionBuilder builder)
{
return(builder.Use <CoerceVariablesMiddleware>());
}
public static IQueryExecutionBuilder UseOperationResolver(
this IQueryExecutionBuilder builder)
{
return(builder.Use <ResolveOperationMiddleware>());
}
public static IQueryExecutionBuilder UseOperationExecutor(
this IQueryExecutionBuilder builder)
{
return(builder.Use <ExecuteOperationMiddleware>());
}
public static IQueryExecutionBuilder Use <TMiddleware>(
this IQueryExecutionBuilder builder)
where TMiddleware : class
{
return(builder.Use(ClassMiddlewareFactory.Create <TMiddleware>()));
}
public static IQueryExecutionBuilder UseMaxComplexity(
this IQueryExecutionBuilder builder)
{
return(builder.Use <MaxComplexityMiddleware>());
}
public static IQueryExecutionBuilder UseValidation(
this IQueryExecutionBuilder builder)
{
return(builder.Use <ValidateQueryMiddleware>());
}
public static IQueryExecutionBuilder UseQueryParser(
this IQueryExecutionBuilder builder)
{
return(builder.Use <ParseQueryMiddleware>());
}
public static IQueryExecutionBuilder UseDiagnostics(
this IQueryExecutionBuilder builder)
{
return(builder.Use <DiagnosticMiddleware>());
}
public static IQueryExecutionBuilder UseExceptionHandling(
this IQueryExecutionBuilder builder)
{
return(builder.Use <ExceptionMiddleware>());
}
