Package org.apache.http.nio.reactor

Examples of org.apache.http.nio.reactor.ListeningIOReactor

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        // Provide an event logger
        handler.setEventListener(new EventLogger());

        IOEventDispatch ioEventDispatch = new DefaultServerIOEventDispatch(handler, params);
        ListeningIOReactor ioReactor = new DefaultListeningIOReactor(2, params);
        try {
            ioReactor.listen(new InetSocketAddress(8080));
            ioReactor.execute(ioEventDispatch);
        } catch (InterruptedIOException ex) {
            System.err.println("Interrupted");
        } catch (IOException e) {
            System.err.println("I/O error: " + e.getMessage());
        }
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            .setParameter(CoreProtocolPNames.USER_AGENT, "HttpComponents/1.1");

        final ConnectingIOReactor connectingIOReactor = new DefaultConnectingIOReactor(
                1, params);

        final ListeningIOReactor listeningIOReactor = new DefaultListeningIOReactor(
                1, params);
       
        // Set up HTTP protocol processor for incoming connections
        HttpProcessor inhttpproc = new ImmutableHttpProcessor(
                new HttpRequestInterceptor[] {
                        new RequestContent(),
                        new RequestTargetHost(),
                        new RequestConnControl(),
                        new RequestUserAgent(),
                        new RequestExpectContinue()
         });
       
        // Set up HTTP protocol processor for outgoing connections
        HttpProcessor outhttpproc = new ImmutableHttpProcessor(
                new HttpResponseInterceptor[] {
                        new ResponseDate(),
                        new ResponseServer(),
                        new ResponseContent(),
                        new ResponseConnControl()
        });
       
        NHttpClientHandler connectingHandler = new ConnectingHandler(
                inhttpproc,
                new DefaultConnectionReuseStrategy(),
                params);

        NHttpServiceHandler listeningHandler = new ListeningHandler(
                targetHost,
                connectingIOReactor,
                outhttpproc,
                new DefaultHttpResponseFactory(),
                new DefaultConnectionReuseStrategy(),
                params);
       
        final IOEventDispatch connectingEventDispatch = new DefaultClientIOEventDispatch(
                connectingHandler, params);

        final IOEventDispatch listeningEventDispatch = new DefaultServerIOEventDispatch(
                listeningHandler, params);
       
        Thread t = new Thread(new Runnable() {
           
            public void run() {
                try {
                    connectingIOReactor.execute(connectingEventDispatch);
                } catch (InterruptedIOException ex) {
                    System.err.println("Interrupted");
                } catch (IOException e) {
                    System.err.println("I/O error: " + e.getMessage());
                }
            }
           
        });
        t.start();
       
        try {
            listeningIOReactor.listen(new InetSocketAddress(8888));
            listeningIOReactor.execute(listeningEventDispatch);
        } catch (InterruptedIOException ex) {
            System.err.println("Interrupted");
        } catch (IOException e) {
            System.err.println("I/O error: " + e.getMessage());
        }
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    @Test
    public void testEndpointUpAndDown() throws Exception {
        final IOEventDispatch eventDispatch = createIOEventDispatch();
        IOReactorConfig config = IOReactorConfig.custom().setIoThreadCount(1).build();
        final ListeningIOReactor ioreactor = new DefaultListeningIOReactor(config);

        Thread t = new Thread(new Runnable() {

            public void run() {
                try {
                    ioreactor.execute(eventDispatch);
                } catch (IOException ex) {
                }
            }

        });

        t.start();

        Set<ListenerEndpoint> endpoints = ioreactor.getEndpoints();
        Assert.assertNotNull(endpoints);
        Assert.assertEquals(0, endpoints.size());

        ListenerEndpoint endpoint1 = ioreactor.listen(new InetSocketAddress(0));
        endpoint1.waitFor();

        ListenerEndpoint endpoint2 = ioreactor.listen(new InetSocketAddress(0));
        endpoint2.waitFor();
        int port = ((InetSocketAddress) endpoint2.getAddress()).getPort();

        endpoints = ioreactor.getEndpoints();
        Assert.assertNotNull(endpoints);
        Assert.assertEquals(2, endpoints.size());

        endpoint1.close();

        endpoints = ioreactor.getEndpoints();
        Assert.assertNotNull(endpoints);
        Assert.assertEquals(1, endpoints.size());

        ListenerEndpoint endpoint = endpoints.iterator().next();

        Assert.assertEquals(port, ((InetSocketAddress) endpoint.getAddress()).getPort());

        ioreactor.shutdown(1000);
        t.join(1000);

        Assert.assertEquals(IOReactorStatus.SHUT_DOWN, ioreactor.getStatus());
    }
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    @Test
    public void testEndpointAlreadyBoundFatal() throws Exception {
        final IOEventDispatch eventDispatch = createIOEventDispatch();
        IOReactorConfig config = IOReactorConfig.custom().setIoThreadCount(1).build();
        final ListeningIOReactor ioreactor = new DefaultListeningIOReactor(config);

        final CountDownLatch latch = new CountDownLatch(1);

        Thread t = new Thread(new Runnable() {

            public void run() {
                try {
                    ioreactor.execute(eventDispatch);
                    Assert.fail("IOException should have been thrown");
                } catch (IOException ex) {
                    latch.countDown();
                }
            }

        });

        t.start();

        ListenerEndpoint endpoint1 = ioreactor.listen(new InetSocketAddress(0));
        endpoint1.waitFor();
        int port = ((InetSocketAddress) endpoint1.getAddress()).getPort();

        ListenerEndpoint endpoint2 = ioreactor.listen(new InetSocketAddress(port));
        endpoint2.waitFor();
        Assert.assertNotNull(endpoint2.getException());

        // I/O reactor is now expected to be shutting down
        latch.await(2000, TimeUnit.MILLISECONDS);
        Assert.assertTrue(ioreactor.getStatus().compareTo(IOReactorStatus.SHUTTING_DOWN) >= 0);

        Set<ListenerEndpoint> endpoints = ioreactor.getEndpoints();
        Assert.assertNotNull(endpoints);
        Assert.assertEquals(0, endpoints.size());

        ioreactor.shutdown(1000);
        t.join(1000);

        Assert.assertEquals(IOReactorStatus.SHUT_DOWN, ioreactor.getStatus());
    }
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            .setParameter(CoreProtocolPNames.USER_AGENT, "Test/1.1");

        IOReactorConfig config = new IOReactorConfig();
        config.setIoThreadCount(1);
        final ConnectingIOReactor connectingIOReactor = new DefaultConnectingIOReactor(config);
        final ListeningIOReactor listeningIOReactor = new DefaultListeningIOReactor(config);

        // Set up HTTP protocol processor for incoming connections
        HttpProcessor inhttpproc = new ImmutableHttpProcessor(
                new HttpResponseInterceptor[] {
                        new ResponseDate(),
                        new ResponseServer(),
                        new ResponseContent(),
                        new ResponseConnControl()
         });

        // Set up HTTP protocol processor for outgoing connections
        HttpProcessor outhttpproc = new ImmutableHttpProcessor(
                new HttpRequestInterceptor[] {
                        new RequestContent(),
                        new RequestTargetHost(),
                        new RequestConnControl(),
                        new RequestUserAgent(),
                        new RequestExpectContinue()
        });

        ProxyClientProtocolHandler clientHandler = new ProxyClientProtocolHandler();
        HttpAsyncRequester executor = new HttpAsyncRequester(
                outhttpproc, new ProxyOutgoingConnectionReuseStrategy(), params);

        ProxyConnPool connPool = new ProxyConnPool(connectingIOReactor, params);
        connPool.setMaxTotal(100);
        connPool.setDefaultMaxPerRoute(20);

        HttpAsyncRequestHandlerRegistry handlerRegistry = new HttpAsyncRequestHandlerRegistry();
        handlerRegistry.register("*", new ProxyRequestHandler(targetHost, executor, connPool));

        ProxyServiceHandler serviceHandler = new ProxyServiceHandler(
                inhttpproc, new ProxyIncomingConnectionReuseStrategy(), handlerRegistry, params);

        final IOEventDispatch connectingEventDispatch = new DefaultHttpClientIODispatch(
                clientHandler, params);

        final IOEventDispatch listeningEventDispatch = new DefaultHttpServerIODispatch(
                serviceHandler, params);

        Thread t = new Thread(new Runnable() {

            public void run() {
                try {
                    connectingIOReactor.execute(connectingEventDispatch);
                } catch (InterruptedIOException ex) {
                    System.err.println("Interrupted");
                } catch (IOException ex) {
                    ex.printStackTrace();
                } finally {
                    try {
                        listeningIOReactor.shutdown();
                    } catch (IOException ex2) {
                        ex2.printStackTrace();
                    }
                }
            }

        });
        t.start();
        try {
            listeningIOReactor.listen(new InetSocketAddress(port));
            listeningIOReactor.execute(listeningEventDispatch);
        } catch (InterruptedIOException ex) {
            System.err.println("Interrupted");
        } catch (IOException ex) {
            ex.printStackTrace();
        } finally {
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            connFactory = new DefaultNHttpServerConnectionFactory(params);
        }
        // Create server-side I/O event dispatch
        IOEventDispatch ioEventDispatch = new DefaultHttpServerIODispatch(protocolHandler, connFactory);
        // Create server-side I/O reactor
        ListeningIOReactor ioReactor = new DefaultListeningIOReactor();
        try {
            // Listen of the given port
            ioReactor.listen(new InetSocketAddress(port));
            // Ready to go!
            ioReactor.execute(ioEventDispatch);
        } catch (InterruptedIOException ex) {
            System.err.println("Interrupted");
        } catch (IOException e) {
            System.err.println("I/O error: " + e.getMessage());
        }
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    @Test
    public void testEndpointUpAndDown() throws Exception {
        final IOEventDispatch eventDispatch = createIOEventDispatch();
        IOReactorConfig config = new IOReactorConfig();
        config.setIoThreadCount(1);
        final ListeningIOReactor ioreactor = new DefaultListeningIOReactor(config);

        Thread t = new Thread(new Runnable() {

            public void run() {
                try {
                    ioreactor.execute(eventDispatch);
                } catch (IOException ex) {
                }
            }

        });

        t.start();

        Set<ListenerEndpoint> endpoints = ioreactor.getEndpoints();
        Assert.assertNotNull(endpoints);
        Assert.assertEquals(0, endpoints.size());

        ListenerEndpoint endpoint1 = ioreactor.listen(new InetSocketAddress(0));
        endpoint1.waitFor();

        ListenerEndpoint endpoint2 = ioreactor.listen(new InetSocketAddress(0));
        endpoint2.waitFor();
        int port = ((InetSocketAddress) endpoint2.getAddress()).getPort();

        endpoints = ioreactor.getEndpoints();
        Assert.assertNotNull(endpoints);
        Assert.assertEquals(2, endpoints.size());

        endpoint1.close();

        endpoints = ioreactor.getEndpoints();
        Assert.assertNotNull(endpoints);
        Assert.assertEquals(1, endpoints.size());

        ListenerEndpoint endpoint = endpoints.iterator().next();

        Assert.assertEquals(port, ((InetSocketAddress) endpoint.getAddress()).getPort());

        ioreactor.shutdown(1000);
        t.join(1000);

        Assert.assertEquals(IOReactorStatus.SHUT_DOWN, ioreactor.getStatus());
    }
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    @Test
    public void testEndpointAlreadyBoundFatal() throws Exception {
        final IOEventDispatch eventDispatch = createIOEventDispatch();
        IOReactorConfig config = new IOReactorConfig();
        config.setIoThreadCount(1);
        final ListeningIOReactor ioreactor = new DefaultListeningIOReactor(config);

        final CountDownLatch latch = new CountDownLatch(1);

        Thread t = new Thread(new Runnable() {

            public void run() {
                try {
                    ioreactor.execute(eventDispatch);
                    Assert.fail("IOException should have been thrown");
                } catch (IOException ex) {
                    latch.countDown();
                }
            }

        });

        t.start();

        ListenerEndpoint endpoint1 = ioreactor.listen(new InetSocketAddress(0));
        endpoint1.waitFor();
        int port = ((InetSocketAddress) endpoint1.getAddress()).getPort();

        ListenerEndpoint endpoint2 = ioreactor.listen(new InetSocketAddress(port));
        endpoint2.waitFor();
        Assert.assertNotNull(endpoint2.getException());

        // I/O reactor is now expected to be shutting down
        latch.await(2000, TimeUnit.MILLISECONDS);
        Assert.assertTrue(ioreactor.getStatus().compareTo(IOReactorStatus.SHUTTING_DOWN) >= 0);

        Set<ListenerEndpoint> endpoints = ioreactor.getEndpoints();
        Assert.assertNotNull(endpoints);
        Assert.assertEquals(0, endpoints.size());

        ioreactor.shutdown(1000);
        t.join(1000);

        Assert.assertEquals(IOReactorStatus.SHUT_DOWN, ioreactor.getStatus());
    }
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            .setParameter(CoreProtocolPNames.USER_AGENT, "Test/1.1");

        IOReactorConfig config = new IOReactorConfig();
        config.setIoThreadCount(1);
        final ConnectingIOReactor connectingIOReactor = new DefaultConnectingIOReactor(config);
        final ListeningIOReactor listeningIOReactor = new DefaultListeningIOReactor(config);

        // Set up HTTP protocol processor for incoming connections
        HttpProcessor inhttpproc = new ImmutableHttpProcessor(
                new HttpRequestInterceptor[] {
                        new RequestContent(),
                        new RequestTargetHost(),
                        new RequestConnControl(),
                        new RequestUserAgent(),
                        new RequestExpectContinue()
         });

        // Set up HTTP protocol processor for outgoing connections
        HttpProcessor outhttpproc = new ImmutableHttpProcessor(
                new HttpResponseInterceptor[] {
                        new ResponseDate(),
                        new ResponseServer(),
                        new ResponseContent(),
                        new ResponseConnControl()
        });

        NHttpClientHandler connectingHandler = new ConnectingHandler(
                inhttpproc,
                new DefaultConnectionReuseStrategy(),
                params);

        NHttpServiceHandler listeningHandler = new ListeningHandler(
                targetHost,
                connectingIOReactor,
                outhttpproc,
                new DefaultHttpResponseFactory(),
                new DefaultConnectionReuseStrategy(),
                params);

        final IOEventDispatch connectingEventDispatch = new DefaultClientIOEventDispatch(
                connectingHandler, params);

        final IOEventDispatch listeningEventDispatch = new DefaultServerIOEventDispatch(
                listeningHandler, params);

        Thread t = new Thread(new Runnable() {

            public void run() {
                try {
                    connectingIOReactor.execute(connectingEventDispatch);
                } catch (InterruptedIOException ex) {
                    System.err.println("Interrupted");
                } catch (IOException e) {
                    System.err.println("I/O error: " + e.getMessage());
                }
            }

        });
        t.start();

        try {
            listeningIOReactor.listen(new InetSocketAddress(8888));
            listeningIOReactor.execute(listeningEventDispatch);
        } catch (InterruptedIOException ex) {
            System.err.println("Interrupted");
        } catch (IOException e) {
            System.err.println("I/O error: " + e.getMessage());
        }
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        // Provide an event logger
        handler.setEventListener(new EventLogger());

        IOEventDispatch ioEventDispatch = new DefaultServerIOEventDispatch(handler, params);
        ListeningIOReactor ioReactor = new DefaultListeningIOReactor();
        try {
            ioReactor.listen(new InetSocketAddress(8080));
            ioReactor.execute(ioEventDispatch);
        } catch (InterruptedIOException ex) {
            System.err.println("Interrupted");
        } catch (IOException e) {
            System.err.println("I/O error: " + e.getMessage());
        }
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