| /* |
| * ==================================================================== |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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. |
| * ==================================================================== |
| * |
| * This software consists of voluntary contributions made by many |
| * individuals on behalf of the Apache Software Foundation. For more |
| * information on the Apache Software Foundation, please see |
| * <http://www.apache.org/>. |
| * |
| */ |
| package org.apache.hc.core5.http2.impl.nio; |
| |
| import java.io.IOException; |
| |
| import org.apache.hc.core5.annotation.Internal; |
| import org.apache.hc.core5.http.config.CharCodingConfig; |
| import org.apache.hc.core5.http.impl.BasicHttpConnectionMetrics; |
| import org.apache.hc.core5.http.nio.AsyncClientExchangeHandler; |
| import org.apache.hc.core5.http.nio.AsyncPushConsumer; |
| import org.apache.hc.core5.http.nio.HandlerFactory; |
| import org.apache.hc.core5.http.nio.command.ExecutableCommand; |
| import org.apache.hc.core5.http.nio.command.RequestExecutionCommand; |
| import org.apache.hc.core5.http.protocol.HttpCoreContext; |
| import org.apache.hc.core5.http.protocol.HttpProcessor; |
| import org.apache.hc.core5.http2.H2ConnectionException; |
| import org.apache.hc.core5.http2.H2Error; |
| import org.apache.hc.core5.http2.config.H2Config; |
| import org.apache.hc.core5.http2.frame.DefaultFrameFactory; |
| import org.apache.hc.core5.http2.frame.FrameFactory; |
| import org.apache.hc.core5.http2.frame.StreamIdGenerator; |
| import org.apache.hc.core5.reactor.ProtocolIOSession; |
| |
| /** |
| * I/O event handler for events fired by {@link ProtocolIOSession} that implements |
| * client side HTTP/2 messaging protocol with full support for |
| * multiplexed message transmission. |
| * |
| * @since 5.0 |
| */ |
| @Internal |
| public class ClientH2StreamMultiplexer extends AbstractH2StreamMultiplexer { |
| |
| private final HandlerFactory<AsyncPushConsumer> pushHandlerFactory; |
| |
| public ClientH2StreamMultiplexer( |
| final ProtocolIOSession ioSession, |
| final FrameFactory frameFactory, |
| final HttpProcessor httpProcessor, |
| final HandlerFactory<AsyncPushConsumer> pushHandlerFactory, |
| final H2Config h2Config, |
| final CharCodingConfig charCodingConfig, |
| final H2StreamListener streamListener) { |
| super(ioSession, frameFactory, StreamIdGenerator.ODD, httpProcessor, charCodingConfig, h2Config, streamListener); |
| this.pushHandlerFactory = pushHandlerFactory; |
| } |
| |
| public ClientH2StreamMultiplexer( |
| final ProtocolIOSession ioSession, |
| final HttpProcessor httpProcessor, |
| final HandlerFactory<AsyncPushConsumer> pushHandlerFactory, |
| final H2Config h2Config, |
| final CharCodingConfig charCodingConfig) { |
| this(ioSession, DefaultFrameFactory.INSTANCE, httpProcessor, pushHandlerFactory, h2Config, charCodingConfig, null); |
| } |
| |
| public ClientH2StreamMultiplexer( |
| final ProtocolIOSession ioSession, |
| final HttpProcessor httpProcessor, |
| final H2Config h2Config, |
| final CharCodingConfig charCodingConfig) { |
| this(ioSession, httpProcessor, null, h2Config, charCodingConfig); |
| } |
| |
| @Override |
| void acceptHeaderFrame() throws H2ConnectionException { |
| throw new H2ConnectionException(H2Error.PROTOCOL_ERROR, "Illegal HEADERS frame"); |
| } |
| |
| @Override |
| void acceptPushFrame() throws H2ConnectionException { |
| } |
| |
| @Override |
| void acceptPushRequest() throws H2ConnectionException { |
| throw new H2ConnectionException(H2Error.INTERNAL_ERROR, "Illegal attempt to push a response"); |
| } |
| |
| @Override |
| H2StreamHandler createLocallyInitiatedStream( |
| final ExecutableCommand command, |
| final H2StreamChannel channel, |
| final HttpProcessor httpProcessor, |
| final BasicHttpConnectionMetrics connMetrics) throws IOException { |
| if (command instanceof RequestExecutionCommand) { |
| final RequestExecutionCommand executionCommand = (RequestExecutionCommand) command; |
| final AsyncClientExchangeHandler exchangeHandler = executionCommand.getExchangeHandler(); |
| final HandlerFactory<AsyncPushConsumer> pushHandlerFactory = executionCommand.getPushHandlerFactory(); |
| final HttpCoreContext context = HttpCoreContext.adapt(executionCommand.getContext()); |
| context.setAttribute(HttpCoreContext.SSL_SESSION, getSSLSession()); |
| context.setAttribute(HttpCoreContext.CONNECTION_ENDPOINT, getEndpointDetails()); |
| return new ClientH2StreamHandler(channel, httpProcessor, connMetrics, exchangeHandler, |
| pushHandlerFactory != null ? pushHandlerFactory : this.pushHandlerFactory, |
| context); |
| } |
| throw new H2ConnectionException(H2Error.INTERNAL_ERROR, "Unexpected executable command"); |
| } |
| |
| @Override |
| H2StreamHandler createRemotelyInitiatedStream( |
| final H2StreamChannel channel, |
| final HttpProcessor httpProcessor, |
| final BasicHttpConnectionMetrics connMetrics, |
| final HandlerFactory<AsyncPushConsumer> pushHandlerFactory) throws IOException { |
| final HttpCoreContext context = HttpCoreContext.create(); |
| context.setAttribute(HttpCoreContext.SSL_SESSION, getSSLSession()); |
| context.setAttribute(HttpCoreContext.CONNECTION_ENDPOINT, getEndpointDetails()); |
| return new ClientPushH2StreamHandler(channel, httpProcessor, connMetrics, |
| pushHandlerFactory != null ? pushHandlerFactory : this.pushHandlerFactory, |
| context); |
| } |
| |
| @Override |
| public String toString() { |
| final StringBuilder buf = new StringBuilder(); |
| buf.append("["); |
| appendState(buf); |
| buf.append("]"); |
| return buf.toString(); |
| } |
| |
| } |
| |