blob: 559f3b8d71172ab02eb46e535cba8b9e28322222 [file] [log] [blame]
// Copyright (c) 2014, the Dart project authors. Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.
import 'package:analysis_server/protocol/protocol.dart';
import 'package:analysis_server/protocol/protocol_constants.dart';
import 'package:analysis_server/protocol/protocol_generated.dart';
import 'package:analysis_server/src/analysis_server.dart';
/// Instances of the class [ServerDomainHandler] implement a [RequestHandler]
/// that handles requests in the server domain.
class ServerDomainHandler implements RequestHandler {
/// The analysis server that is using this handler to process requests.
final AnalysisServer server;
/// Initialize a newly created handler to handle requests for the given
/// [server].
/// Return the version number of the analysis server.
Response getVersion(Request request) {
return ServerGetVersionResult(
server.options.reportProtocolVersion ?? PROTOCOL_VERSION,
Response? handleRequest(Request request) {
try {
var requestName = request.method;
if (requestName == SERVER_REQUEST_GET_VERSION) {
return getVersion(request);
} else if (requestName == SERVER_REQUEST_SET_SUBSCRIPTIONS) {
return setSubscriptions(request);
} else if (requestName == SERVER_REQUEST_SHUTDOWN) {
return Response.DELAYED_RESPONSE;
} on RequestFailure catch (exception) {
return exception.response;
return null;
/// Subscribe for services.
/// All previous subscriptions are replaced by the given set of subscriptions.
Response setSubscriptions(Request request) {
server.serverServices =
server.requestStatistics?.isNotificationSubscribed =
return ServerSetSubscriptionsResult().toResponse(;
/// Cleanly shutdown the analysis server.
Future<void> shutdown(Request request) async {
await server.shutdown();
var response = ServerShutdownResult().toResponse(;