Java 类org.apache.http.impl.nio.DefaultServerIOEventDispatch 实例源码

public static void main(String[] args) throws Exception {
    if (args.length < 1) {
        System.err.println("Please specify document root directory");
        System.exit(1);
    }

    boolean useFileChannels = true;
    if (args.length >= 2) {
        String s = args[1];
        if (s.equalsIgnoreCase("disableFileChannels")) {
            useFileChannels = false;
        }
    }

    HttpParams params = new SyncBasicHttpParams();
    params
        .setIntParameter(CoreConnectionPNames.SO_TIMEOUT, 20000)
        .setIntParameter(CoreConnectionPNames.SOCKET_BUFFER_SIZE, 8 * 1024)
        .setBooleanParameter(CoreConnectionPNames.STALE_CONNECTION_CHECK, false)
        .setBooleanParameter(CoreConnectionPNames.TCP_NODELAY, true)
        .setParameter(CoreProtocolPNames.ORIGIN_SERVER, "HttpComponents/1.1");

    HttpProcessor httpproc = new ImmutableHttpProcessor(new HttpResponseInterceptor[] {
            new ResponseDate(),
            new ResponseServer(),
            new ResponseContent(),
            new ResponseConnControl()
    });

    AsyncNHttpServiceHandler handler = new AsyncNHttpServiceHandler(
            httpproc,
            new DefaultHttpResponseFactory(),
            new DefaultConnectionReuseStrategy(),
            params);

    final HttpFileHandler filehandler = new HttpFileHandler(args[0], useFileChannels);

    NHttpRequestHandlerResolver resolver = new NHttpRequestHandlerResolver() {

        public NHttpRequestHandler lookup(String requestURI) {
            return filehandler;
        }

    };

    handler.setHandlerResolver(resolver);

    // 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());
    }
    System.out.println("Shutdown");
}

public static void main(String[] args) throws Exception {
    if (args.length < 1) {
        System.err.println("Please specify document root directory");
        System.exit(1);
    }
    HttpParams params = new SyncBasicHttpParams();
    params
        .setIntParameter(CoreConnectionPNames.SO_TIMEOUT, 5000)
        .setIntParameter(CoreConnectionPNames.SOCKET_BUFFER_SIZE, 8 * 1024)
        .setBooleanParameter(CoreConnectionPNames.STALE_CONNECTION_CHECK, false)
        .setBooleanParameter(CoreConnectionPNames.TCP_NODELAY, true)
        .setParameter(CoreProtocolPNames.ORIGIN_SERVER, "HttpComponents/1.1");

    HttpProcessor httpproc = new ImmutableHttpProcessor(new HttpResponseInterceptor[] {
            new ResponseDate(),
            new ResponseServer(),
            new ResponseContent(),
            new ResponseConnControl()
    });

    BufferingHttpServiceHandler handler = new BufferingHttpServiceHandler(
            httpproc,
            new DefaultHttpResponseFactory(),
            new DefaultConnectionReuseStrategy(),
            params);

    // Set up request handlers
    HttpRequestHandlerRegistry reqistry = new HttpRequestHandlerRegistry();
    reqistry.register("*", new HttpFileHandler(args[0]));

    handler.setHandlerResolver(reqistry);

    // 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());
    }
    System.out.println("Shutdown");
}

public void start(EPServiceProviderSPI engine) {
    HttpParams parameters = new BasicHttpParams();
    parameters
            .setIntParameter(CoreConnectionPNames.SO_TIMEOUT, 5000)
            .setIntParameter(CoreConnectionPNames.SOCKET_BUFFER_SIZE, 8 * 1024)
            .setBooleanParameter(CoreConnectionPNames.STALE_CONNECTION_CHECK, false)
            .setBooleanParameter(CoreConnectionPNames.TCP_NODELAY, true)
            .setParameter(CoreProtocolPNames.ORIGIN_SERVER, "HttpComponents/1.1");

    BasicHttpProcessor httpproc = new BasicHttpProcessor();
    httpproc.addInterceptor(new ResponseDate());
    httpproc.addInterceptor(new ResponseServer());
    httpproc.addInterceptor(new ResponseContent());
    httpproc.addInterceptor(new ResponseConnControl());

    BufferingHttpServiceHandler handler = new BufferingHttpServiceHandler(
            httpproc,
            new DefaultHttpResponseFactory(),
            new DefaultConnectionReuseStrategy(),
            parameters);

    // Set up request handlers
    HttpRequestHandlerRegistry reqistry = setupRegistry(engine);

    handler.setHandlerResolver(reqistry);

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

    IOEventDispatch ioEventDispatch = new DefaultServerIOEventDispatch(handler, parameters);
    try {
        ioReactor = new DefaultListeningIOReactor(2, parameters);
        ioReactor.listen(new InetSocketAddress(this.getServiceConfig().getPort()));
    } catch (IOException e) {
        log.error("I/O for service '" + this.getServiceName() + "' error: " + e.getMessage());
        return;
    }

    runnable = new EsperHttpServiceNIORunnable(this.getServiceName(), this.getServiceConfig().getPort(), ioReactor, ioEventDispatch);
    reactorThread = new Thread(runnable);
    reactorThread.setDaemon(true);
    reactorThread.start();
}