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Example 56 with HttpServlet

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

the class PushCacheFilterTest method testPOSTRequestIsNotPushed.

@Test
public void testPOSTRequestIsNotPushed() throws Exception {
    final String primaryResource = "/primary.html";
    final String secondaryResource = "/secondary.png";
    final byte[] secondaryData = "SECONDARY".getBytes("UTF-8");
    start(new HttpServlet() {

        @Override
        protected void service(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
            String requestURI = req.getRequestURI();
            ServletOutputStream output = resp.getOutputStream();
            if (requestURI.endsWith(primaryResource))
                output.print("<html><head></head><body>PRIMARY</body></html>");
            else if (requestURI.endsWith(secondaryResource))
                output.write(secondaryData);
        }
    });
    final Session session = newClient(new Session.Listener.Adapter());
    // Request for the primary and secondary resource to build the cache.
    final String referrerURI = newURI(primaryResource);
    HttpFields primaryFields = new HttpFields();
    MetaData.Request primaryRequest = newRequest("GET", primaryResource, primaryFields);
    final CountDownLatch warmupLatch = new CountDownLatch(1);
    session.newStream(new HeadersFrame(primaryRequest, null, true), new Promise.Adapter<>(), new Stream.Listener.Adapter() {

        @Override
        public void onData(Stream stream, DataFrame frame, Callback callback) {
            callback.succeeded();
            if (frame.isEndStream()) {
                // Request for the secondary resource.
                HttpFields secondaryFields = new HttpFields();
                secondaryFields.put(HttpHeader.REFERER, referrerURI);
                MetaData.Request secondaryRequest = newRequest("GET", secondaryResource, secondaryFields);
                session.newStream(new HeadersFrame(secondaryRequest, null, true), new Promise.Adapter<>(), new Stream.Listener.Adapter() {

                    @Override
                    public void onData(Stream stream, DataFrame frame, Callback callback) {
                        callback.succeeded();
                        warmupLatch.countDown();
                    }
                });
            }
        }
    });
    Assert.assertTrue(warmupLatch.await(5, TimeUnit.SECONDS));
    // Request again the primary resource with POST, we should not get the secondary resource pushed.
    primaryRequest = newRequest("POST", primaryResource, primaryFields);
    final CountDownLatch primaryResponseLatch = new CountDownLatch(1);
    final CountDownLatch pushLatch = new CountDownLatch(1);
    session.newStream(new HeadersFrame(primaryRequest, null, true), new Promise.Adapter<>(), new Stream.Listener.Adapter() {

        @Override
        public Stream.Listener onPush(Stream stream, PushPromiseFrame frame) {
            return new Adapter() {

                @Override
                public void onData(Stream stream, DataFrame frame, Callback callback) {
                    callback.succeeded();
                    if (frame.isEndStream())
                        pushLatch.countDown();
                }
            };
        }

        @Override
        public void onData(Stream stream, DataFrame frame, Callback callback) {
            callback.succeeded();
            if (frame.isEndStream())
                primaryResponseLatch.countDown();
        }
    });
    Assert.assertTrue(primaryResponseLatch.await(5, TimeUnit.SECONDS));
    Assert.assertFalse(pushLatch.await(1, TimeUnit.SECONDS));
}
Also used : ServletOutputStream(javax.servlet.ServletOutputStream) HeadersFrame(org.eclipse.jetty.http2.frames.HeadersFrame) HttpServletRequest(javax.servlet.http.HttpServletRequest) ServletException(javax.servlet.ServletException) MetaData(org.eclipse.jetty.http.MetaData) HttpFields(org.eclipse.jetty.http.HttpFields) Stream(org.eclipse.jetty.http2.api.Stream) ServletOutputStream(javax.servlet.ServletOutputStream) HttpServlet(javax.servlet.http.HttpServlet) HttpServletRequest(javax.servlet.http.HttpServletRequest) HttpServletResponse(javax.servlet.http.HttpServletResponse) IOException(java.io.IOException) DataFrame(org.eclipse.jetty.http2.frames.DataFrame) CountDownLatch(java.util.concurrent.CountDownLatch) PushPromiseFrame(org.eclipse.jetty.http2.frames.PushPromiseFrame) Promise(org.eclipse.jetty.util.Promise) Callback(org.eclipse.jetty.util.Callback) Session(org.eclipse.jetty.http2.api.Session) Test(org.junit.Test)

Example 57 with HttpServlet

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

the class AsyncServletTest method testStartAsyncThenServerIdleTimeout.

private void testStartAsyncThenServerIdleTimeout(long sessionTimeout, long streamTimeout) throws Exception {
    prepareServer(new HTTP2ServerConnectionFactory(new HttpConfiguration()) {

        @Override
        protected ServerSessionListener newSessionListener(Connector connector, EndPoint endPoint) {
            return new HTTPServerSessionListener(connector, endPoint) {

                @Override
                public Stream.Listener onNewStream(Stream stream, HeadersFrame frame) {
                    stream.setIdleTimeout(streamTimeout);
                    return super.onNewStream(stream, frame);
                }
            };
        }
    });
    connector.setIdleTimeout(sessionTimeout);
    ServletContextHandler context = new ServletContextHandler(server, "/");
    long timeout = Math.min(sessionTimeout, streamTimeout);
    CountDownLatch errorLatch = new CountDownLatch(1);
    context.addServlet(new ServletHolder(new HttpServlet() {

        @Override
        protected void service(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
            AsyncContext asyncContext = (AsyncContext) request.getAttribute(AsyncContext.class.getName());
            if (asyncContext == null) {
                AsyncContext context = request.startAsync();
                context.setTimeout(2 * timeout);
                request.setAttribute(AsyncContext.class.getName(), context);
                context.addListener(new AsyncListener() {

                    @Override
                    public void onComplete(AsyncEvent event) throws IOException {
                    }

                    @Override
                    public void onTimeout(AsyncEvent event) throws IOException {
                        event.getAsyncContext().complete();
                    }

                    @Override
                    public void onError(AsyncEvent event) throws IOException {
                        errorLatch.countDown();
                    }

                    @Override
                    public void onStartAsync(AsyncEvent event) throws IOException {
                    }
                });
            } else {
                throw new ServletException();
            }
        }
    }), servletPath + "/*");
    server.start();
    prepareClient();
    client.start();
    Session session = newClient(new Session.Listener.Adapter());
    HttpFields fields = new HttpFields();
    MetaData.Request metaData = newRequest("GET", fields);
    HeadersFrame frame = new HeadersFrame(metaData, null, true);
    CountDownLatch clientLatch = new CountDownLatch(1);
    session.newStream(frame, new Promise.Adapter<>(), new Stream.Listener.Adapter() {

        @Override
        public void onHeaders(Stream stream, HeadersFrame frame) {
            MetaData.Response response = (MetaData.Response) frame.getMetaData();
            if (response.getStatus() == HttpStatus.OK_200 && frame.isEndStream())
                clientLatch.countDown();
        }
    });
    // When the server idle times out, but the request has been dispatched
    // then the server must ignore the idle timeout as per Servlet semantic.
    Assert.assertFalse(errorLatch.await(2 * timeout, TimeUnit.MILLISECONDS));
    Assert.assertTrue(clientLatch.await(2 * timeout, TimeUnit.MILLISECONDS));
}
Also used : Connector(org.eclipse.jetty.server.Connector) AsyncListener(javax.servlet.AsyncListener) ServerSessionListener(org.eclipse.jetty.http2.api.server.ServerSessionListener) ServletHolder(org.eclipse.jetty.servlet.ServletHolder) AsyncContext(javax.servlet.AsyncContext) HttpConfiguration(org.eclipse.jetty.server.HttpConfiguration) EndPoint(org.eclipse.jetty.io.EndPoint) HeadersFrame(org.eclipse.jetty.http2.frames.HeadersFrame) HttpServletRequest(javax.servlet.http.HttpServletRequest) ServletException(javax.servlet.ServletException) MetaData(org.eclipse.jetty.http.MetaData) HttpFields(org.eclipse.jetty.http.HttpFields) ByteArrayOutputStream(java.io.ByteArrayOutputStream) Stream(org.eclipse.jetty.http2.api.Stream) HttpServlet(javax.servlet.http.HttpServlet) HttpServletResponse(javax.servlet.http.HttpServletResponse) HTTP2ServerConnectionFactory(org.eclipse.jetty.http2.server.HTTP2ServerConnectionFactory) IOException(java.io.IOException) CountDownLatch(java.util.concurrent.CountDownLatch) AsyncEvent(javax.servlet.AsyncEvent) HttpServletResponse(javax.servlet.http.HttpServletResponse) Promise(org.eclipse.jetty.util.Promise) FuturePromise(org.eclipse.jetty.util.FuturePromise) AsyncListener(javax.servlet.AsyncListener) ServletContextHandler(org.eclipse.jetty.servlet.ServletContextHandler) ServerSessionListener(org.eclipse.jetty.http2.api.server.ServerSessionListener) Session(org.eclipse.jetty.http2.api.Session)

Example 58 with HttpServlet

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

the class AsyncServletTest method testStartAsyncThenDispatch.

@Test
public void testStartAsyncThenDispatch() throws Exception {
    byte[] content = new byte[1024];
    new Random().nextBytes(content);
    start(new HttpServlet() {

        @Override
        protected void service(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
            AsyncContext asyncContext = (AsyncContext) request.getAttribute(AsyncContext.class.getName());
            if (asyncContext == null) {
                AsyncContext context = request.startAsync();
                context.setTimeout(0);
                request.setAttribute(AsyncContext.class.getName(), context);
                context.start(() -> {
                    sleep(1000);
                    context.dispatch();
                });
            } else {
                response.getOutputStream().write(content);
            }
        }
    });
    Session session = newClient(new Session.Listener.Adapter());
    HttpFields fields = new HttpFields();
    MetaData.Request metaData = newRequest("GET", fields);
    HeadersFrame frame = new HeadersFrame(metaData, null, true);
    ByteArrayOutputStream buffer = new ByteArrayOutputStream();
    CountDownLatch latch = new CountDownLatch(1);
    session.newStream(frame, new Promise.Adapter<>(), new Stream.Listener.Adapter() {

        @Override
        public void onData(Stream stream, DataFrame frame, Callback callback) {
            try {
                buffer.write(BufferUtil.toArray(frame.getData()));
                callback.succeeded();
                if (frame.isEndStream())
                    latch.countDown();
            } catch (IOException x) {
                callback.failed(x);
            }
        }
    });
    Assert.assertTrue(latch.await(5, TimeUnit.SECONDS));
    Assert.assertArrayEquals(content, buffer.toByteArray());
}
Also used : AsyncListener(javax.servlet.AsyncListener) ServerSessionListener(org.eclipse.jetty.http2.api.server.ServerSessionListener) HttpServlet(javax.servlet.http.HttpServlet) HttpServletResponse(javax.servlet.http.HttpServletResponse) AsyncContext(javax.servlet.AsyncContext) IOException(java.io.IOException) ByteArrayOutputStream(java.io.ByteArrayOutputStream) DataFrame(org.eclipse.jetty.http2.frames.DataFrame) CountDownLatch(java.util.concurrent.CountDownLatch) HeadersFrame(org.eclipse.jetty.http2.frames.HeadersFrame) HttpServletRequest(javax.servlet.http.HttpServletRequest) ServletException(javax.servlet.ServletException) Promise(org.eclipse.jetty.util.Promise) FuturePromise(org.eclipse.jetty.util.FuturePromise) Callback(org.eclipse.jetty.util.Callback) Random(java.util.Random) MetaData(org.eclipse.jetty.http.MetaData) HttpFields(org.eclipse.jetty.http.HttpFields) ByteArrayOutputStream(java.io.ByteArrayOutputStream) Stream(org.eclipse.jetty.http2.api.Stream) Session(org.eclipse.jetty.http2.api.Session) Test(org.junit.Test)

Example 59 with HttpServlet

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

the class StreamResetTest method testServerExceptionConsumesQueuedData.

@Test
public void testServerExceptionConsumesQueuedData() throws Exception {
    try (StacklessLogging suppressor = new StacklessLogging(HttpChannel.class)) {
        start(new HttpServlet() {

            @Override
            protected void service(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
                try {
                    // Wait to let the data sent by the client to be queued.
                    Thread.sleep(1000);
                    throw new IllegalStateException("explictly_thrown_by_test");
                } catch (InterruptedException e) {
                    throw new InterruptedIOException();
                }
            }
        });
        Session client = newClient(new Session.Listener.Adapter());
        Log.getLogger(HttpChannel.class).info("Expecting java.lang.IllegalStateException: explictly_thrown_by_test");
        MetaData.Request request = newRequest("GET", new HttpFields());
        HeadersFrame frame = new HeadersFrame(request, null, false);
        FuturePromise<Stream> promise = new FuturePromise<>();
        client.newStream(frame, promise, new Stream.Listener.Adapter());
        Stream stream = promise.get(5, TimeUnit.SECONDS);
        ByteBuffer data = ByteBuffer.allocate(FlowControlStrategy.DEFAULT_WINDOW_SIZE);
        CountDownLatch dataLatch = new CountDownLatch(1);
        stream.data(new DataFrame(stream.getId(), data, false), new Callback() {

            @Override
            public void succeeded() {
                dataLatch.countDown();
            }
        });
        // The server does not read the data, so the flow control window should be zero.
        Assert.assertTrue(dataLatch.await(5, TimeUnit.SECONDS));
        Assert.assertEquals(0, ((ISession) client).updateSendWindow(0));
        // Wait for the server process the exception, and
        // for the client to process the window updates.
        Thread.sleep(2000);
        Assert.assertThat(((ISession) client).updateSendWindow(0), Matchers.greaterThan(0));
    }
}
Also used : InterruptedIOException(java.io.InterruptedIOException) ServerSessionListener(org.eclipse.jetty.http2.api.server.ServerSessionListener) WriteListener(javax.servlet.WriteListener) HeadersFrame(org.eclipse.jetty.http2.frames.HeadersFrame) HttpServletRequest(javax.servlet.http.HttpServletRequest) ServletException(javax.servlet.ServletException) MetaData(org.eclipse.jetty.http.MetaData) HttpFields(org.eclipse.jetty.http.HttpFields) HttpChannel(org.eclipse.jetty.server.HttpChannel) Stream(org.eclipse.jetty.http2.api.Stream) ServletOutputStream(javax.servlet.ServletOutputStream) IStream(org.eclipse.jetty.http2.IStream) HttpServlet(javax.servlet.http.HttpServlet) FuturePromise(org.eclipse.jetty.util.FuturePromise) HttpServletResponse(javax.servlet.http.HttpServletResponse) InterruptedIOException(java.io.InterruptedIOException) IOException(java.io.IOException) DataFrame(org.eclipse.jetty.http2.frames.DataFrame) CountDownLatch(java.util.concurrent.CountDownLatch) ByteBuffer(java.nio.ByteBuffer) Callback(org.eclipse.jetty.util.Callback) FutureCallback(org.eclipse.jetty.util.FutureCallback) StacklessLogging(org.eclipse.jetty.util.log.StacklessLogging) Session(org.eclipse.jetty.http2.api.Session) ISession(org.eclipse.jetty.http2.ISession) Test(org.junit.Test)

Example 60 with HttpServlet

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

the class StreamResetTest method testBlockingWriteAfterStreamReceivingReset.

@Test
public void testBlockingWriteAfterStreamReceivingReset() throws Exception {
    final CountDownLatch resetLatch = new CountDownLatch(1);
    final CountDownLatch dataLatch = new CountDownLatch(1);
    start(new HttpServlet() {

        @Override
        protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
            Charset charset = StandardCharsets.UTF_8;
            byte[] data = "AFTER RESET".getBytes(charset);
            response.setStatus(200);
            response.setContentType("text/plain;charset=" + charset.name());
            response.setContentLength(data.length * 10);
            response.flushBuffer();
            try {
                // Wait for the reset to happen.
                Assert.assertTrue(resetLatch.await(5, TimeUnit.SECONDS));
            } catch (InterruptedException x) {
                throw new InterruptedIOException();
            }
            try {
                // been reset, it should throw an exception.
                for (int i = 0; i < 10; i++) {
                    Thread.sleep(500);
                    response.getOutputStream().write(data);
                    response.flushBuffer();
                }
            } catch (InterruptedException x) {
            } catch (IOException x) {
                dataLatch.countDown();
            }
        }
    });
    Session client = newClient(new Session.Listener.Adapter());
    MetaData.Request request = newRequest("GET", new HttpFields());
    HeadersFrame frame = new HeadersFrame(request, null, true);
    client.newStream(frame, new FuturePromise<>(), new Stream.Listener.Adapter() {

        @Override
        public void onHeaders(Stream stream, HeadersFrame frame) {
            stream.reset(new ResetFrame(stream.getId(), ErrorCode.CANCEL_STREAM_ERROR.code), Callback.NOOP);
            resetLatch.countDown();
        }
    });
    Assert.assertTrue(dataLatch.await(5, TimeUnit.SECONDS));
}
Also used : InterruptedIOException(java.io.InterruptedIOException) ServerSessionListener(org.eclipse.jetty.http2.api.server.ServerSessionListener) WriteListener(javax.servlet.WriteListener) HttpServlet(javax.servlet.http.HttpServlet) HttpServletResponse(javax.servlet.http.HttpServletResponse) Charset(java.nio.charset.Charset) InterruptedIOException(java.io.InterruptedIOException) IOException(java.io.IOException) CountDownLatch(java.util.concurrent.CountDownLatch) HeadersFrame(org.eclipse.jetty.http2.frames.HeadersFrame) HttpServletRequest(javax.servlet.http.HttpServletRequest) ServletException(javax.servlet.ServletException) MetaData(org.eclipse.jetty.http.MetaData) HttpFields(org.eclipse.jetty.http.HttpFields) Stream(org.eclipse.jetty.http2.api.Stream) ServletOutputStream(javax.servlet.ServletOutputStream) IStream(org.eclipse.jetty.http2.IStream) ResetFrame(org.eclipse.jetty.http2.frames.ResetFrame) Session(org.eclipse.jetty.http2.api.Session) ISession(org.eclipse.jetty.http2.ISession) Test(org.junit.Test)

Aggregations

HttpServlet (javax.servlet.http.HttpServlet)173 HttpServletRequest (javax.servlet.http.HttpServletRequest)152 HttpServletResponse (javax.servlet.http.HttpServletResponse)152 IOException (java.io.IOException)130 ServletException (javax.servlet.ServletException)128 Test (org.junit.Test)117 CountDownLatch (java.util.concurrent.CountDownLatch)68 ContentResponse (org.eclipse.jetty.client.api.ContentResponse)61 InterruptedIOException (java.io.InterruptedIOException)55 ServletOutputStream (javax.servlet.ServletOutputStream)36 AsyncContext (javax.servlet.AsyncContext)34 HttpFields (org.eclipse.jetty.http.HttpFields)32 MetaData (org.eclipse.jetty.http.MetaData)32 HeadersFrame (org.eclipse.jetty.http2.frames.HeadersFrame)32 ServletInputStream (javax.servlet.ServletInputStream)31 Session (org.eclipse.jetty.http2.api.Session)30 Stream (org.eclipse.jetty.http2.api.Stream)27 Response (org.eclipse.jetty.client.api.Response)26 HttpContentResponse (org.eclipse.jetty.client.HttpContentResponse)24 HashMap (java.util.HashMap)22