Example usage for io.vertx.core.http HttpClientResponse endHandler

Introduction

In this page you can find the example usage for io.vertx.core.http HttpClientResponse endHandler.

Prototype

@Override
    HttpClientResponse endHandler(Handler<Void> endHandler);

Source Link

Usage

From source file:io.apiman.gateway.platforms.vertx3.connector.HttpConnector.java

License:Apache License

private void doConnection() {
    String endpoint = ApimanPathUtils.join(apiPath, destination + queryParams(apiRequest.getQueryParams()));
    logger.debug(String.format("Connecting to %s | port: %d verb: %s path: %s", apiHost, apiPort,
            HttpMethod.valueOf(apiRequest.getType()), endpoint));

    clientRequest = client.request(HttpMethod.valueOf(apiRequest.getType()), apiPort, apiHost, endpoint,
            (HttpClientResponse vxClientResponse) -> {
                clientResponse = vxClientResponse;

                // Pause until we're given permission to xfer the response.
                vxClientResponse.pause();

                apiResponse = HttpApiFactory.buildResponse(vxClientResponse, SUPPRESSED_HEADERS);

                vxClientResponse.handler((Handler<Buffer>) chunk -> {
                    bodyHandler.handle(new VertxApimanBuffer(chunk));
                });// ww w . j a  v a2  s  . co m

                vxClientResponse.endHandler((Handler<Void>) v -> {
                    endHandler.handle((Void) null);
                });

                vxClientResponse.exceptionHandler(exceptionHandler);

                // The response is only ever returned when vxClientResponse is valid.
                resultHandler.handle(AsyncResultImpl.create((IApiConnectionResponse) HttpConnector.this));
            });

    clientRequest.exceptionHandler(exceptionHandler);

    if (options.hasDataPolicy()) {
        clientRequest.headers().remove("Content-Length");
        clientRequest.setChunked(true);
    }

    apiRequest.getHeaders().forEach(e -> clientRequest.headers().add(e.getKey(), e.getValue()));

    addMandatoryRequestHeaders(clientRequest.headers());

    if (options.getRequiredAuthType() == RequiredAuthType.BASIC) {
        clientRequest.putHeader("Authorization",
                Basic.encode(basicOptions.getUsername(), basicOptions.getPassword()));
    }
}

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From source file:io.gravitee.gateway.http.connector.VertxHttpClient.java

License:Apache License

private void handleClientResponse(final VertxProxyConnection proxyConnection,
        final HttpClientResponse clientResponse, final HttpClientRequest clientRequest) {
    VertxProxyResponse proxyClientResponse = new VertxProxyResponse(clientResponse);
    proxyConnection.setProxyResponse(proxyClientResponse);

    // Copy HTTP headers
    clientResponse.headers().names().forEach(headerName -> proxyClientResponse.headers().put(headerName,
            clientResponse.headers().getAll(headerName)));

    proxyClientResponse.pause();//from w  ww.  j a  v  a  2 s  .  c o m

    // Copy body content
    clientResponse.handler(event -> proxyClientResponse.bodyHandler().handle(Buffer.buffer(event.getBytes())));

    // Signal end of the response
    clientResponse.endHandler(v -> proxyClientResponse.endHandler().handle(null));

    clientResponse.exceptionHandler(throwable -> {
        LOGGER.error("Unexpected error while handling backend response for request {} {} - {}",
                clientRequest.method(), clientRequest.absoluteURI(), throwable.getMessage());
        ProxyResponse clientResponse1 = new EmptyProxyResponse(HttpStatusCode.BAD_GATEWAY_502);

        proxyConnection.handleResponse(clientResponse1);
    });

    proxyConnection.handleResponse(proxyClientResponse);
}

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From source file:io.gravitee.gateway.http.vertx.VertxHttpClient.java

License:Apache License

private void handleClientResponse(HttpClientResponse clientResponse,
        Handler<ClientResponse> clientResponseHandler) {
    VertxClientResponse proxyClientResponse = new VertxClientResponse(clientResponse.statusCode());

    // Copy HTTP headers
    clientResponse.headers().names().forEach(headerName -> proxyClientResponse.headers().put(headerName,
            clientResponse.headers().getAll(headerName)));

    // Copy body content
    clientResponse.handler(event -> proxyClientResponse.bodyHandler().handle(Buffer.buffer(event.getBytes())));

    // Signal end of the response
    clientResponse.endHandler(v -> proxyClientResponse.endHandler().handle(null));

    clientResponseHandler.handle(proxyClientResponse);
}

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From source file:io.nitor.api.backend.msgraph.GraphQueryHandler.java

License:Apache License

private void mapResponse(HttpClientResponse cres, HttpServerResponse sres, String clientRequestId) {
    cres.exceptionHandler(t -> {//  ww  w  .ja va2s. c  o  m
        logger.error("Error processing graph request [" + clientRequestId + "]", t);
        if (!sres.ended()) {
            sres.setStatusCode(BAD_GATEWAY.code());
            sres.end();
        }
    });

    // TODO Together with the client-request-id always log the request-id, timestamp and x-ms-ags-diagnostic from the HTTP response headers

    sres.setStatusCode(cres.statusCode());
    sres.setStatusMessage(cres.statusMessage());

    MultiMap headers = sres.headers();
    cres.headers().forEach(entry -> {
        String key = entry.getKey();
        String lKey = key.toLowerCase();
        if ("server".equals(lKey) || "accept-ranges".equals(lKey) || "transfer-encoding".equals(lKey)
                || "date".equals(lKey) || "connection".equals(lKey)) {
            return;
        }
        headers.add(key, entry.getValue());
    });

    if (!headers.contains("content-length")) {
        sres.setChunked(true);
    }

    Pump resPump = Pump.pump(cres, sres);
    cres.endHandler(v -> {
        if (!sres.ended())
            sres.end();
    });
    resPump.start();
}

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From source file:io.nitor.api.backend.s3.S3Handler.java

License:Apache License

private void mapResponse(HttpClientResponse cres, HttpServerResponse sres) {
    cres.exceptionHandler(t -> {//from w  w w .  j av  a  2  s . c o m
        logger.error("Error processing s3 request", t);
        if (!sres.ended()) {
            sres.setStatusCode(502);
            sres.end();
        }
    });

    sres.setStatusCode(cres.statusCode());
    sres.setStatusMessage(cres.statusMessage());
    if (cres.statusCode() != 200 && cres.statusCode() != 206) {
        sres.end();
        return;
    }

    MultiMap headers = sres.headers();
    cres.headers().forEach(entry -> {
        String key = entry.getKey();
        if (key.startsWith("x-amz-")) {
            return;
        }
        String lKey = key.toLowerCase();
        if ("server".equals(lKey) || "accept-ranges".equals(lKey) || "transfer-encoding".equals(lKey)
                || "date".equals(lKey) || "connection".equals(lKey)) {
            return;
        }
        headers.add(key, entry.getValue());
    });
    // TODO handle http 1.0 that requires connection header

    Pump resPump = Pump.pump(cres, sres);
    cres.endHandler(v -> sres.end());
    resPump.start();
}

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