Examples with HttpServletResponse javax.servlet.http.HttpServletResponse used on opensource projects

Example 31 with HttpServletResponse

use of javax.servlet.http.HttpServletResponse in project jetty.project by eclipse.

the class AsyncMiddleManServletTest method testDownstreamTransformationThrows.

private void testDownstreamTransformationThrows(HttpServlet serverServlet) throws Exception {
    startServer(serverServlet);
    startProxy(new AsyncMiddleManServlet() {

        @Override
        protected ContentTransformer newServerResponseContentTransformer(HttpServletRequest clientRequest, HttpServletResponse proxyResponse, Response serverResponse) {
            return new ContentTransformer() {

                private int count;

                @Override
                public void transform(ByteBuffer input, boolean finished, List<ByteBuffer> output) throws IOException {
                    if (++count < 2)
                        output.add(input);
                    else
                        throw new NullPointerException("explicitly_thrown_by_test");
                }
            };
        }
    });
    startClient();
    ContentResponse response = client.newRequest("localhost", serverConnector.getLocalPort()).timeout(5, TimeUnit.SECONDS).send();
    Assert.assertEquals(502, response.getStatus());
}

Example 32 with HttpServletResponse

use of javax.servlet.http.HttpServletResponse in project jetty.project by eclipse.

the class AsyncMiddleManServletTest method testServerResponseContentKnownLengthGzipped.

@Test
public void testServerResponseContentKnownLengthGzipped() throws Exception {
    byte[] bytes = new byte[1024];
    new Random().nextBytes(bytes);
    final byte[] gzipBytes = gzip(bytes);
    startServer(new HttpServlet() {

        @Override
        protected void service(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
            response.setHeader(HttpHeader.CONTENT_ENCODING.asString(), "gzip");
            response.getOutputStream().write(gzipBytes);
        }
    });
    startProxy(new AsyncMiddleManServlet() {

        @Override
        protected ContentTransformer newServerResponseContentTransformer(HttpServletRequest clientRequest, HttpServletResponse proxyResponse, Response serverResponse) {
            return new GZIPContentTransformer(ContentTransformer.IDENTITY);
        }
    });
    startClient();
    ContentResponse response = client.newRequest("localhost", serverConnector.getLocalPort()).timeout(5, TimeUnit.SECONDS).send();
    Assert.assertEquals(200, response.getStatus());
    Assert.assertArrayEquals(bytes, response.getContent());
}

Example 33 with HttpServletResponse

use of javax.servlet.http.HttpServletResponse in project jetty.project by eclipse.

the class AsyncMiddleManServletTest method testTransformGzippedHead.

@Test
public void testTransformGzippedHead() throws Exception {
    startServer(new HttpServlet() {

        @Override
        protected void service(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
            response.setHeader(HttpHeader.CONTENT_ENCODING.asString(), "gzip");
            String sample = "<a href=\"http://webtide.com/\">Webtide</a>\n<a href=\"http://google.com\">Google</a>\n";
            byte[] bytes = sample.getBytes(StandardCharsets.UTF_8);
            ServletOutputStream out = response.getOutputStream();
            out.write(gzip(bytes));
            // create a byte buffer larger enough to create 2 (or more) transforms.
            byte[] randomFiller = new byte[64 * 1024];
            /* fill with nonsense
                 * Using random data to ensure compressed buffer size is large
                 * enough to trigger at least 2 transform() events.
                 */
            new Random().nextBytes(randomFiller);
            out.write(gzip(randomFiller));
        }
    });
    startProxy(new AsyncMiddleManServlet() {

        @Override
        protected ContentTransformer newServerResponseContentTransformer(HttpServletRequest clientRequest, HttpServletResponse proxyResponse, Response serverResponse) {
            return new GZIPContentTransformer(new HeadTransformer());
        }
    });
    startClient();
    ContentResponse response = client.newRequest("localhost", serverConnector.getLocalPort()).header(HttpHeader.CONTENT_ENCODING, "gzip").timeout(5, TimeUnit.SECONDS).send();
    Assert.assertEquals(200, response.getStatus());
    String expectedStr = "<a href=\"http://webtide.com/\">Webtide</a>";
    byte[] expected = expectedStr.getBytes(StandardCharsets.UTF_8);
    Assert.assertArrayEquals(expected, response.getContent());
}

Example 34 with HttpServletResponse

use of javax.servlet.http.HttpServletResponse in project jetty.project by eclipse.

the class AsyncMiddleManServletTest method testProxyRequestHeadersNotSentUntilContent.

@Test
public void testProxyRequestHeadersNotSentUntilContent() throws Exception {
    startServer(new EchoHttpServlet());
    final CountDownLatch proxyRequestLatch = new CountDownLatch(1);
    startProxy(new AsyncMiddleManServlet() {

        @Override
        protected ContentTransformer newClientRequestContentTransformer(HttpServletRequest clientRequest, Request proxyRequest) {
            return new BufferingContentTransformer();
        }

        @Override
        protected void sendProxyRequest(HttpServletRequest clientRequest, HttpServletResponse proxyResponse, Request proxyRequest) {
            proxyRequestLatch.countDown();
            super.sendProxyRequest(clientRequest, proxyResponse, proxyRequest);
        }
    });
    startClient();
    DeferredContentProvider content = new DeferredContentProvider();
    Request request = client.newRequest("localhost", serverConnector.getLocalPort()).timeout(5, TimeUnit.SECONDS).content(content);
    FutureResponseListener listener = new FutureResponseListener(request);
    request.send(listener);
    // Send one chunk of content, the proxy request must not be sent.
    ByteBuffer chunk1 = ByteBuffer.allocate(1024);
    content.offer(chunk1);
    Assert.assertFalse(proxyRequestLatch.await(1, TimeUnit.SECONDS));
    // Send another chunk of content, the proxy request must not be sent.
    ByteBuffer chunk2 = ByteBuffer.allocate(512);
    content.offer(chunk2);
    Assert.assertFalse(proxyRequestLatch.await(1, TimeUnit.SECONDS));
    // Finish the content, request must be sent.
    content.close();
    Assert.assertTrue(proxyRequestLatch.await(1, TimeUnit.SECONDS));
    ContentResponse response = listener.get(5, TimeUnit.SECONDS);
    Assert.assertEquals(HttpStatus.OK_200, response.getStatus());
    Assert.assertEquals(chunk1.capacity() + chunk2.capacity(), response.getContent().length);
}

Example 35 with HttpServletResponse

use of javax.servlet.http.HttpServletResponse in project jetty.project by eclipse.

the class AsyncMiddleManServletTest method testDownstreamTransformationBufferedGzipped.

@Test
public void testDownstreamTransformationBufferedGzipped() throws Exception {
    startServer(new HttpServlet() {

        @Override
        protected void service(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
            response.setHeader(HttpHeader.CONTENT_ENCODING.asString(), "gzip");
            ServletInputStream input = request.getInputStream();
            ServletOutputStream output = response.getOutputStream();
            int read;
            while ((read = input.read()) >= 0) {
                output.write(read);
                output.flush();
            }
        }
    });
    startProxy(new AsyncMiddleManServlet() {

        @Override
        protected ContentTransformer newServerResponseContentTransformer(HttpServletRequest clientRequest, HttpServletResponse proxyResponse, Response serverResponse) {
            return new GZIPContentTransformer(new BufferingContentTransformer());
        }
    });
    startClient();
    byte[] bytes = "ABCDEFGHIJKLMNOPQRSTUVWXYZ".getBytes(StandardCharsets.UTF_8);
    ContentResponse response = client.newRequest("localhost", serverConnector.getLocalPort()).header(HttpHeader.CONTENT_ENCODING, "gzip").content(new BytesContentProvider(gzip(bytes))).timeout(5, TimeUnit.SECONDS).send();
    Assert.assertEquals(200, response.getStatus());
    Assert.assertArrayEquals(bytes, response.getContent());
}