Java Code Examples for io.netty.handler.codec.http.HttpHeaders#getIntHeader()

private HttpHeadersFrame createHttpHeadersFrame(HttpResponse httpResponse)
        throws Exception {
    // Get the Stream-ID from the headers
    int streamId = HttpHeaders.getIntHeader(httpResponse, "X-SPDY-Stream-ID");
    httpResponse.headers().remove("X-SPDY-Stream-ID");

    // The Connection, Keep-Alive, Proxy-Connection, and Transfer-Encoding
    // headers are not valid and MUST not be sent.
    httpResponse.headers().remove(HttpHeaders.Names.CONNECTION);
    httpResponse.headers().remove("Keep-Alive");
    httpResponse.headers().remove("Proxy-Connection");
    httpResponse.headers().remove(HttpHeaders.Names.TRANSFER_ENCODING);

    HttpHeadersFrame httpHeadersFrame = new DefaultHttpHeadersFrame(streamId);

    // Unfold the first line of the response into name/value pairs
    httpHeadersFrame.headers().set(":status", httpResponse.getStatus().code());

    // Transfer the remaining HTTP headers
    for (Map.Entry<String, String> entry : httpResponse.headers()) {
        httpHeadersFrame.headers().add(entry.getKey(), entry.getValue());
    }

    return httpHeadersFrame;
}
 

private HttpHeadersFrame createHttpHeadersFrame(HttpRequest httpRequest)
        throws Exception {
    // Get the Stream-ID from the headers
    int streamId = HttpHeaders.getIntHeader(httpRequest, "X-SPDY-Stream-ID");
    httpRequest.headers().remove("X-SPDY-Stream-ID");

    // The Connection, Keep-Alive, Proxy-Connection, and Transfer-Encoding
    // headers are not valid and MUST not be sent.
    httpRequest.headers().remove(HttpHeaders.Names.CONNECTION);
    httpRequest.headers().remove("Keep-Alive");
    httpRequest.headers().remove("Proxy-Connection");
    httpRequest.headers().remove(HttpHeaders.Names.TRANSFER_ENCODING);

    HttpHeadersFrame httpHeadersFrame = new DefaultHttpHeadersFrame(streamId);

    // Unfold the first line of the request into name/value pairs
    httpHeadersFrame.headers().add(":method", httpRequest.getMethod().name());
    httpHeadersFrame.headers().set(":scheme", "https");
    httpHeadersFrame.headers().add(":path", httpRequest.getUri());

    // Replace the HTTP host header with the SPDY host header
    String host = httpRequest.headers().get(HttpHeaders.Names.HOST);
    httpRequest.headers().remove(HttpHeaders.Names.HOST);
    httpHeadersFrame.headers().add(":authority", host);

    // Transfer the remaining HTTP headers
    for (Map.Entry<String, String> entry : httpRequest.headers()) {
        httpHeadersFrame.headers().add(entry.getKey(), entry.getValue());
    }

    return httpHeadersFrame;
}
 

@Override
public int getIntHeader(String name) {
    return HttpHeaders.getIntHeader(this.request, name, -1);
}
 

/**
 * Returns the value of the {@code "X-SPDY-Stream-ID"} header.
 */
public static int getStreamId(HttpMessage message) {
    return HttpHeaders.getIntHeader(message, Names.STREAM_ID);
}
 

/**
 * Returns the value of the {@code "X-SPDY-Associated-To-Stream-ID"} header.
 *
 * @return the header value or {@code 0} if there is no such header or
 *         if the header value is not a number
 */
public static int getAssociatedToStreamId(HttpMessage message) {
    return HttpHeaders.getIntHeader(message, Names.ASSOCIATED_TO_STREAM_ID, 0);
}
 

/**
 * Returns the value of the {@code "X-SPDY-Priority"} header.
 *
 * @return the header value or {@code 0} if there is no such header or
 *         if the header value is not a number
 */
public static byte getPriority(HttpMessage message) {
    return (byte) HttpHeaders.getIntHeader(message, Names.PRIORITY, 0);
}