Example usage for io.netty.handler.codec.http2 Http2Headers method

Introduction

In this page you can find the example usage for io.netty.handler.codec.http2 Http2Headers method.

Prototype

Http2Headers method(CharSequence value);

Source Link

Document

Sets the PseudoHeaderName#METHOD header

Usage

From source file:io.vertx.core.http.impl.Http2ServerConnection.java

License:Open Source License

synchronized void sendPush(int streamId, String host, HttpMethod method, MultiMap headers, String path,
        Handler<AsyncResult<HttpServerResponse>> completionHandler) {
    Http2Headers headers_ = new DefaultHttp2Headers();
    if (method == HttpMethod.OTHER) {
        throw new IllegalArgumentException("Cannot push HttpMethod.OTHER");
    } else {/*from   www .  j  a  va2 s.c  o m*/
        headers_.method(method.name());
    }
    headers_.path(path);
    headers_.scheme(isSsl() ? "https" : "http");
    if (host != null) {
        headers_.authority(host);
    }
    if (headers != null) {
        headers.forEach(header -> headers_.add(header.getKey(), header.getValue()));
    }
    handler.writePushPromise(streamId, headers_, new Handler<AsyncResult<Integer>>() {
        @Override
        public void handle(AsyncResult<Integer> ar) {
            if (ar.succeeded()) {
                synchronized (Http2ServerConnection.this) {
                    int promisedStreamId = ar.result();
                    String contentEncoding = HttpUtils.determineContentEncoding(headers_);
                    Http2Stream promisedStream = handler.connection().stream(promisedStreamId);
                    boolean writable = handler.encoder().flowController().isWritable(promisedStream);
                    Push push = new Push(promisedStream, contentEncoding, method, path, writable,
                            completionHandler);
                    streams.put(promisedStreamId, push);
                    if (maxConcurrentStreams == null || concurrentStreams < maxConcurrentStreams) {
                        concurrentStreams++;
                        context.executeFromIO(push::complete);
                    } else {
                        pendingPushes.add(push);
                    }
                }
            } else {
                context.executeFromIO(() -> {
                    completionHandler.handle(Future.failedFuture(ar.cause()));
                });
            }
        }
    });
}

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