org.glassfish.jersey.netty.httpserver.HttpVersionChooser Maven / Gradle / Ivy
/*
* Copyright (c) 2016, 2019 Oracle and/or its affiliates. All rights reserved.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v. 2.0, which is available at
* http://www.eclipse.org/legal/epl-2.0.
*
* This Source Code may also be made available under the following Secondary
* Licenses when the conditions for such availability set forth in the
* Eclipse Public License v. 2.0 are satisfied: GNU General Public License,
* version 2 with the GNU Classpath Exception, which is available at
* https://www.gnu.org/software/classpath/license.html.
*
* SPDX-License-Identifier: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0
*/
package org.glassfish.jersey.netty.httpserver;
import java.net.URI;
import io.netty.channel.ChannelHandlerContext;
import io.netty.handler.codec.http.HttpServerCodec;
import io.netty.handler.codec.http2.Http2MultiplexCodecBuilder;
import io.netty.handler.ssl.ApplicationProtocolNames;
import io.netty.handler.ssl.ApplicationProtocolNegotiationHandler;
import io.netty.handler.stream.ChunkedWriteHandler;
import org.glassfish.jersey.server.ResourceConfig;
/**
* Choose the handler implementation based on Http protocol.
*
* @author Pavel Bucek
*/
class HttpVersionChooser extends ApplicationProtocolNegotiationHandler {
private final URI baseUri;
private final NettyHttpContainer container;
private final ResourceConfig resourceConfig;
HttpVersionChooser(URI baseUri, NettyHttpContainer container, ResourceConfig resourceConfig) {
super(ApplicationProtocolNames.HTTP_1_1);
this.baseUri = baseUri;
this.container = container;
this.resourceConfig = resourceConfig;
}
@Override
protected void configurePipeline(ChannelHandlerContext ctx, String protocol) throws Exception {
if (ApplicationProtocolNames.HTTP_2.equals(protocol)) {
ctx.pipeline().addLast(Http2MultiplexCodecBuilder.forServer(
new JerseyHttp2ServerHandler(baseUri, container, resourceConfig)).build());
return;
}
if (ApplicationProtocolNames.HTTP_1_1.equals(protocol)) {
ctx.pipeline().addLast(new HttpServerCodec(),
new ChunkedWriteHandler(),
new JerseyServerHandler(baseUri, container, resourceConfig));
return;
}
throw new IllegalStateException("Unknown protocol: " + protocol);
}
}