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1   /*
2    * Copyright 2021 The Netty Project
3    *
4    * The Netty Project licenses this file to you under the Apache License,
5    * version 2.0 (the "License"); you may not use this file except in compliance
6    * with the License. You may obtain a copy of the License at:
7    *
8    *   https://www.apache.org/licenses/LICENSE-2.0
9    *
10   * Unless required by applicable law or agreed to in writing, software
11   * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
12   * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
13   * License for the specific language governing permissions and limitations
14   * under the License.
15   */
16  
17  package io.netty.handler.codec.http3;
18  
19  import io.netty.channel.ChannelHandler;
20  import io.netty.channel.ChannelHandlerContext;
21  import io.netty.handler.codec.http3.Http3FrameCodec.Http3FrameCodecFactory;
22  import io.netty.handler.codec.http3.Http3Settings.NonStandardHttp3SettingsValidator;
23  import org.jetbrains.annotations.Nullable;
24  
25  import java.util.function.LongFunction;
26  import java.util.function.Supplier;
27  
28  final class Http3UnidirectionalStreamInboundServerHandler extends Http3UnidirectionalStreamInboundHandler {
29  
30      Http3UnidirectionalStreamInboundServerHandler(Http3FrameCodecFactory codecFactory,
31                                                    NonStandardHttp3SettingsValidator nonStandardSettingsValidator,
32                                                    Http3ControlStreamInboundHandler localControlStreamHandler,
33                                                    Http3ControlStreamOutboundHandler remoteControlStreamHandler,
34                                                    @Nullable LongFunction<ChannelHandler> unknownStreamHandlerFactory,
35                                                    Supplier<ChannelHandler> qpackEncoderHandlerFactory,
36                                                    Supplier<ChannelHandler> qpackDecoderHandlerFactory) {
37          super(codecFactory, nonStandardSettingsValidator, localControlStreamHandler, remoteControlStreamHandler,
38                  unknownStreamHandlerFactory, qpackEncoderHandlerFactory, qpackDecoderHandlerFactory);
39      }
40  
41      @Override
42      void initPushStream(ChannelHandlerContext ctx, long id) {
43          Http3CodecUtils.connectionError(ctx, Http3ErrorCode.H3_STREAM_CREATION_ERROR,
44                  "Server received push stream.", false);
45      }
46  }