HelloWorldHttp2Handler.java — netty Source File

Source Code

/*
 * Copyright 2017 The Netty Project
 *
 * The Netty Project 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:
 *
 * https://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.
 */

package io.netty.testsuite.http2;

import io.netty.buffer.ByteBuf;
import io.netty.buffer.ByteBufUtil;
import io.netty.channel.ChannelHandlerContext;
import io.netty.handler.codec.http.FullHttpRequest;
import io.netty.handler.codec.http.HttpHeaderNames;
import io.netty.handler.codec.http.HttpMethod;
import io.netty.handler.codec.http.HttpScheme;
import io.netty.handler.codec.http.HttpServerUpgradeHandler;
import io.netty.handler.codec.http2.DefaultHttp2Headers;
import io.netty.handler.codec.http2.Http2ConnectionDecoder;
import io.netty.handler.codec.http2.Http2ConnectionEncoder;
import io.netty.handler.codec.http2.Http2ConnectionHandler;
import io.netty.handler.codec.http2.Http2Flags;
import io.netty.handler.codec.http2.Http2FrameListener;
import io.netty.handler.codec.http2.Http2Headers;
import io.netty.handler.codec.http2.Http2Settings;
import io.netty.util.CharsetUtil;

import static io.netty.buffer.Unpooled.copiedBuffer;
import static io.netty.buffer.Unpooled.unreleasableBuffer;
import static io.netty.handler.codec.http.HttpResponseStatus.OK;

/**
 * A simple handler that responds with the message "Hello World!".
 */
public final class HelloWorldHttp2Handler extends Http2ConnectionHandler implements Http2FrameListener {

    static final ByteBuf RESPONSE_BYTES = unreleasableBuffer(
            copiedBuffer("Hello World", CharsetUtil.UTF_8)).asReadOnly();

    HelloWorldHttp2Handler(Http2ConnectionDecoder decoder, Http2ConnectionEncoder encoder,
                           Http2Settings initialSettings) {
        super(decoder, encoder, initialSettings);
    }

    private static Http2Headers http1HeadersToHttp2Headers(FullHttpRequest request) {
        CharSequence host = request.headers().get(HttpHeaderNames.HOST);
        Http2Headers http2Headers = new DefaultHttp2Headers()
                .method(HttpMethod.GET.asciiName())
                .path(request.uri())
                .scheme(HttpScheme.HTTP.name());
        if (host != null) {
            http2Headers.authority(host);
// ... (107 more lines)