diff --git a/Sources/GRPCHTTP2Core/Server/Connection/GRPCServerFlushNotificationHandler.swift b/Sources/GRPCHTTP2Core/Server/Connection/GRPCServerFlushNotificationHandler.swift new file mode 100644 index 000000000..85aa23608 --- /dev/null +++ b/Sources/GRPCHTTP2Core/Server/Connection/GRPCServerFlushNotificationHandler.swift @@ -0,0 +1,36 @@ +/* + * Copyright 2024, gRPC Authors All rights reserved. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +import NIOCore + +@available(macOS 13.0, iOS 16.0, watchOS 9.0, tvOS 16.0, *) +final class GRPCServerFlushNotificationHandler: ChannelOutboundHandler { + typealias OutboundIn = Any + typealias OutboundOut = Any + + private let serverConnectionManagementHandler: ServerConnectionManagementHandler + + init( + serverConnectionManagementHandler: ServerConnectionManagementHandler + ) { + self.serverConnectionManagementHandler = serverConnectionManagementHandler + } + + func flush(context: ChannelHandlerContext) { + self.serverConnectionManagementHandler.syncView.connectionWillFlush() + context.flush() + } +}