Example usage for io.netty.channel Channel closeFuture

List of usage examples for io.netty.channel Channel closeFuture

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Introduction

In this page you can find the example usage for io.netty.channel Channel closeFuture.

Prototype

ChannelFuture closeFuture();

Source Link

Document

Returns the ChannelFuture which will be notified when this channel is closed.

Usage

From source file:MyNettyServer.java

License:Apache License

public static void main(String[] args) throws Exception {
    // Configure SSL.
    final SslContext sslCtx;
    if (SSL) {//  w ww .  jav a  2 s. c o m
        SelfSignedCertificate ssc = new SelfSignedCertificate();
        sslCtx = SslContext.newServerContext(ssc.certificate(), ssc.privateKey());
    } else {
        sslCtx = null;
    }

    EventLoopGroup bossGroup = new NioEventLoopGroup(1);
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class).handler(new LoggingHandler())
                .childHandler(new ServerInitializer(sslCtx));

        Channel ch = b.bind(PORT).sync().channel();

        System.out.println("Open your web browser and navigate to " + (SSL ? "https" : "http") + "://127.0.0.1:"
                + PORT + '/');

        ch.closeFuture().sync();
    } finally {
        bossGroup.shutdownGracefully();
        workerGroup.shutdownGracefully();
    }

}

From source file:nwses.java

License:Open Source License

/**
 * Main/*from w w w.java  2  s . c o  m*/
 * @param args Optional command-line parameters for server port and tag
 * @throws Exception 
 */
public static void main(String[] args) throws Exception {
    final int port;
    final String tag;

    boolean SSL = false;

    if (args.length == 0) {
        port = 80;
        tag = "server1";
    } else if (args.length == 1) {
        if (isValidPortNumber(args[0])) {
            port = Integer.parseInt(args[0]);
            tag = "server1";
        } else {
            return;
        }
    } else {
        if (isValidPortNumber(args[0])) {
            port = Integer.parseInt(args[0]);
            tag = args[1];
        } else {
            return;
        }

    }

    // If port 443 is specified to be used, use SSL.
    if (port == 443) {
        SSL = true;
        System.out.println("Websocket secure connection server initialized.");
    }

    final SslContext sslCtx;
    if (SSL) {
        SelfSignedCertificate ssc = new SelfSignedCertificate();
        sslCtx = SslContextBuilder.forServer(ssc.certificate(), ssc.privateKey()).build();
    } else {
        sslCtx = null;
    }

    EventLoopGroup bossGroup = new NioEventLoopGroup(1);
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                .handler(new LoggingHandler(LogLevel.TRACE))
                .childHandler(new WebSocketServerInitializer(sslCtx, tag));

        System.out.println("Server: " + tag + " started at port: " + port + " \n");

        Channel chnl = b.bind(port).sync().channel();
        chnl.closeFuture().sync();

    } catch (Exception e) { //Catch exceptions e.g. trying to open second server on same port
        System.err.println("Caught exception: " + e.getMessage());
    } finally {
        bossGroup.shutdownGracefully();
        workerGroup.shutdownGracefully();
        System.out.println("Server closed..");
    }
}

From source file:HttpSnoopServer.java

License:Apache License

public static void main(String[] args) throws Exception {
    SslContext sslCtx = null;/*from ww  w  . ja  va  2s . c o  m*/

    try {
        File certChainFile = new File("/Users/hyecheon/netty.cst");
        File keyFile = new File("/Users/hyecheon/privatekey.pem");
        keyFile.exists();
        sslCtx = SslContext.newServerContext(certChainFile, keyFile, "HELLO");
    } catch (SSLException e) {
        e.printStackTrace();
        System.out.println("Can not create SSL context! \n Server will be stop!");
    }

    // Configure the server.
    EventLoopGroup bossGroup = new NioEventLoopGroup(1);
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                .handler(new LoggingHandler(LogLevel.INFO))
                .childHandler(new HttpSnoopServerInitializer(sslCtx));

        Channel ch = b.bind(PORT).sync().channel();

        ch.closeFuture().sync();
    } finally {
        bossGroup.shutdownGracefully();
        workerGroup.shutdownGracefully();
    }
}

From source file:NettyHttpListner.java

License:Apache License

public void start() {

    System.out.println("Starting the server...");
    System.out.println("Starting Inbound Http Listner on Port " + this.port);

    // Configure SSL.
    SslContext sslCtx = null;/*w  w w  .java  2 s.  c  om*/
    if (SSL) {
        try {
            SelfSignedCertificate ssc = new SelfSignedCertificate();
            sslCtx = SslContext.newServerContext(ssc.certificate(), ssc.privateKey());
        } catch (CertificateException ex) {
            Logger.getLogger(NettyHttpListner.class.getName()).log(Level.SEVERE, null, ex);
        } catch (SSLException ex) {
            Logger.getLogger(NettyHttpListner.class.getName()).log(Level.SEVERE, null, ex);
        }
    }

    commonEventLoopGroup = new NioEventLoopGroup(bossGroupSize);
    //        bossGroup = new NioEventLoopGroup(bossGroupSize);
    //        workerGroup = new NioEventLoopGroup(workerGroupSize);

    try {
        ServerBootstrap b = new ServerBootstrap();

        //            b.commonEventLoopGroup(bossGroup, workerGroup)
        b.group(commonEventLoopGroup).channel(NioServerSocketChannel.class)
                .childHandler(
                        new NettyHttpTransportHandlerInitializer(HOST, HOST_PORT, maxConnectionsQueued, sslCtx))
                .childOption(ChannelOption.AUTO_READ, false);

        b.option(ChannelOption.TCP_NODELAY, true);
        b.childOption(ChannelOption.TCP_NODELAY, true);

        b.option(ChannelOption.SO_BACKLOG, maxConnectionsQueued);

        b.option(ChannelOption.SO_KEEPALIVE, true);
        b.option(ChannelOption.CONNECT_TIMEOUT_MILLIS, 15000);

        b.option(ChannelOption.SO_SNDBUF, 1048576);
        b.option(ChannelOption.SO_RCVBUF, 1048576);
        b.childOption(ChannelOption.SO_RCVBUF, 1048576);
        b.childOption(ChannelOption.SO_SNDBUF, 1048576);

        b.childOption(ChannelOption.ALLOCATOR, PooledByteBufAllocator.DEFAULT);

        Channel ch = null;
        try {
            ch = b.bind(port).sync().channel();
            ch.closeFuture().sync();
            System.out.println("Inbound Listner Started");
        } catch (InterruptedException e) {
            System.out.println("Exception caught");
        }
    } finally {
        bossGroup.shutdownGracefully();
        workerGroup.shutdownGracefully();
    }
}

From source file:HttpUploadServer.java

License:Apache License

public void run() throws Exception {
    EventLoopGroup bossGroup = new NioEventLoopGroup();
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {/*from w  w  w  .  ja  va  2  s  .c  o m*/
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                .childHandler(new HttpUploadServerInitializer());

        Channel ch = b.bind(port).sync().channel();
        System.out.println("HTTP Upload Server at port " + port + '.');
        System.out.println("Open your browser and navigate to http://localhost:" + port + '/');

        ch.closeFuture().sync();
    } finally {
        bossGroup.shutdownGracefully();
        workerGroup.shutdownGracefully();
    }
}

From source file:HttpRouterServer.java

License:Apache License

public static void main(String[] args) throws Exception {
    Router<String> router = new Router<String>().GET(PUBLIC_DIR + ":id", "public").GET("/", "index")
            .GET(PUBLIC_DIR, "index")
            //            .GET("/image", "base64")
            //            .GET("/img", "image")
            //            .GET("/",             "Index page")
            //            .GET("/articles/:id", "Article show page")
            .notFound("404 Not Found");
    System.out.println(router);/*ww w . j av a2s.c  om*/

    NioEventLoopGroup bossGroup = new NioEventLoopGroup(1);
    NioEventLoopGroup workerGroup = new NioEventLoopGroup();

    try {
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup).childOption(ChannelOption.TCP_NODELAY, java.lang.Boolean.TRUE)
                .childOption(ChannelOption.SO_KEEPALIVE, java.lang.Boolean.TRUE)
                .channel(NioServerSocketChannel.class).childHandler(new HttpRouterServerInitializer(router));

        Channel ch = b.bind(PORT).sync().channel();
        System.out.println("Server started: http://127.0.0.1:" + PORT + '/');

        ch.closeFuture().sync();
    } finally {
        bossGroup.shutdownGracefully();
        workerGroup.shutdownGracefully();
    }
}

From source file:Http2Server.java

License:Apache License

public static void main(String... args) throws Exception {
    // Configure SSL.
    final SslContext sslCtx;
    if (SSL) {// www.  j av  a 2 s. co m
        SelfSignedCertificate ssc = new SelfSignedCertificate();
        sslCtx = SslContext.newServerContext(ssc.certificate(), ssc.privateKey(), null, null,
                Arrays.asList(SelectedProtocol.HTTP_2.protocolName(), SelectedProtocol.HTTP_1_1.protocolName()),
                0, 0);
    } else {
        sslCtx = null;
    }
    // Configure the server.
    EventLoopGroup bossGroup = new NioEventLoopGroup(1);
    EventLoopGroup workerGroup = new NioEventLoopGroup(1);
    try {
        ServerBootstrap b = new ServerBootstrap();
        b.option(ChannelOption.SO_BACKLOG, 1024);
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                .handler(new LoggingHandler(LogLevel.INFO)).childHandler(new Http2ServerInitializer(sslCtx));

        Channel ch = b.bind(PORT).sync().channel();

        System.err.println("Open your HTTP/2-enabled web browser and navigate to " + (SSL ? "https" : "http")
                + "://127.0.0.1:" + PORT + '/');

        ch.closeFuture().sync();
    } finally {
        bossGroup.shutdownGracefully();
        workerGroup.shutdownGracefully();
    }
}

From source file:HttpUploadClient.java

License:Apache License

/**
 * Standard usage of HTTP API in Netty without file Upload (get is not able to achieve File upload due to limitation
 * on request size)./*from   w w  w . j a  va 2 s. co  m*/
 *
 * @return the list of headers that will be used in every example after
 **/
private static List<Entry<String, String>> formGet(Bootstrap bootstrap, String host, int port, String get,
        URI uriSimple) throws Exception {
    // Start the connection attempt.
    // No use of HttpPostRequestEncoder since not a POST
    Channel channel = bootstrap.connect(host, port).sync().channel();

    // Prepare the HTTP request.
    QueryStringEncoder encoder = new QueryStringEncoder(get);
    // add Form attribute
    encoder.addParam("getform", "GET");
    encoder.addParam("info", "first value");
    encoder.addParam("secondinfo", "secondvalue &");
    // not the big one since it is not compatible with GET size
    // encoder.addParam("thirdinfo", textArea);
    encoder.addParam("thirdinfo", "third value\r\ntest second line\r\n\r\nnew line\r\n");
    encoder.addParam("Send", "Send");

    URI uriGet;
    try {
        uriGet = new URI(encoder.toString());
    } catch (URISyntaxException e) {
        logger.log(Level.WARNING, "Error: ", e);
        return null;
    }

    FullHttpRequest request = new DefaultFullHttpRequest(HttpVersion.HTTP_1_1, HttpMethod.GET,
            uriGet.toASCIIString());
    HttpHeaders headers = request.headers();
    headers.set(HttpHeaders.Names.HOST, host);
    headers.set(HttpHeaders.Names.CONNECTION, HttpHeaders.Values.CLOSE);
    headers.set(HttpHeaders.Names.ACCEPT_ENCODING, HttpHeaders.Values.GZIP + ',' + HttpHeaders.Values.DEFLATE);

    headers.set(HttpHeaders.Names.ACCEPT_CHARSET, "ISO-8859-1,utf-8;q=0.7,*;q=0.7");
    headers.set(HttpHeaders.Names.ACCEPT_LANGUAGE, "fr");
    headers.set(HttpHeaders.Names.REFERER, uriSimple.toString());
    headers.set(HttpHeaders.Names.USER_AGENT, "Netty Simple Http Client side");
    headers.set(HttpHeaders.Names.ACCEPT, "text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8");

    headers.set(HttpHeaders.Names.COOKIE, ClientCookieEncoder.encode(new DefaultCookie("my-cookie", "foo"),
            new DefaultCookie("another-cookie", "bar")));

    // send request
    List<Entry<String, String>> entries = headers.entries();
    channel.write(request).sync();

    // Wait for the server to close the connection.
    channel.closeFuture().sync();

    return entries;
}

From source file:HttpUploadClient.java

License:Apache License

/**
 * Standard post without multipart but already support on Factory (memory management)
 *
 * @return the list of HttpData object (attribute and file) to be reused on next post
 *///from www .j  a v  a  2 s. co  m
private static List<InterfaceHttpData> formPost(Bootstrap bootstrap, String host, int port, URI uriSimple,
        File file, HttpDataFactory factory, List<Entry<String, String>> headers) throws Exception {

    // Start the connection attempt
    Channel channel = bootstrap.connect(host, port).sync().channel();

    // Prepare the HTTP request.
    HttpRequest request = new DefaultHttpRequest(HttpVersion.HTTP_1_1, HttpMethod.POST,
            uriSimple.toASCIIString());

    // Use the PostBody encoder
    HttpPostRequestEncoder bodyRequestEncoder = null;
    try {
        bodyRequestEncoder = new HttpPostRequestEncoder(factory, request, false); // false not multipart
    } catch (NullPointerException e) {
        // should not be since args are not null
        e.printStackTrace();
    } catch (ErrorDataEncoderException e) {
        // test if getMethod is a POST getMethod
        e.printStackTrace();
    }

    // it is legal to add directly header or cookie into the request until finalize
    for (Entry<String, String> entry : headers) {
        request.headers().set(entry.getKey(), entry.getValue());
    }

    // add Form attribute
    try {
        bodyRequestEncoder.addBodyAttribute("getform", "POST");
        bodyRequestEncoder.addBodyAttribute("info", "first value");
        bodyRequestEncoder.addBodyAttribute("secondinfo", "secondvalue &");
        bodyRequestEncoder.addBodyAttribute("thirdinfo", textArea);
        bodyRequestEncoder.addBodyFileUpload("myfile", file, "application/x-zip-compressed", false);
        bodyRequestEncoder.addBodyAttribute("Send", "Send");
    } catch (NullPointerException e) {
        // should not be since not null args
        e.printStackTrace();
    } catch (ErrorDataEncoderException e) {
        // if an encoding error occurs
        e.printStackTrace();
    }

    // finalize request
    try {
        request = bodyRequestEncoder.finalizeRequest();
    } catch (ErrorDataEncoderException e) {
        // if an encoding error occurs
        e.printStackTrace();
    }

    // Create the bodylist to be reused on the last version with Multipart support
    List<InterfaceHttpData> bodylist = bodyRequestEncoder.getBodyListAttributes();

    // send request
    channel.write(request);

    // test if request was chunked and if so, finish the write
    if (bodyRequestEncoder.isChunked()) {
        // could do either request.isChunked()
        // either do it through ChunkedWriteHandler
        channel.write(bodyRequestEncoder).awaitUninterruptibly();
    }

    // Do not clear here since we will reuse the InterfaceHttpData on the
    // next request
    // for the example (limit action on client side). Take this as a
    // broadcast of the same
    // request on both Post actions.
    //
    // On standard program, it is clearly recommended to clean all files
    // after each request
    // bodyRequestEncoder.cleanFiles();

    // Wait for the server to close the connection.
    channel.closeFuture().sync();

    return bodylist;
}

From source file:HttpUploadClient.java

License:Apache License

/**
 * Multipart example//from  w ww. j a va2s  .  c  om
 */
private static void formPostMultipart(Bootstrap bootstrap, String host, int port, URI uriFile,
        HttpDataFactory factory, List<Entry<String, String>> headers, List<InterfaceHttpData> bodylist)
        throws Exception {

    // Start the connection attempt
    Channel channel = bootstrap.connect(host, port).sync().channel();

    // Prepare the HTTP request.
    HttpRequest request = new DefaultFullHttpRequest(HttpVersion.HTTP_1_1, HttpMethod.POST,
            uriFile.toASCIIString());

    // Use the PostBody encoder
    HttpPostRequestEncoder bodyRequestEncoder = null;
    try {
        bodyRequestEncoder = new HttpPostRequestEncoder(factory, request, true); // true => multipart
    } catch (NullPointerException e) {
        // should not be since no null args
        e.printStackTrace();
    } catch (ErrorDataEncoderException e) {
        // test if getMethod is a POST getMethod
        e.printStackTrace();
    }

    // it is legal to add directly header or cookie into the request until finalize
    for (Entry<String, String> entry : headers) {
        request.headers().set(entry.getKey(), entry.getValue());
    }

    // add Form attribute from previous request in formpost()
    try {
        bodyRequestEncoder.setBodyHttpDatas(bodylist);
    } catch (NullPointerException e1) {
        // should not be since previously created
        e1.printStackTrace();
    } catch (ErrorDataEncoderException e1) {
        // again should not be since previously encoded (except if an error
        // occurs previously)
        e1.printStackTrace();
    }

    // finalize request
    try {
        request = bodyRequestEncoder.finalizeRequest();
    } catch (ErrorDataEncoderException e) {
        // if an encoding error occurs
        e.printStackTrace();
    }

    // send request
    channel.write(request);

    // test if request was chunked and if so, finish the write
    if (bodyRequestEncoder.isChunked()) {
        channel.write(bodyRequestEncoder).awaitUninterruptibly();
    }

    // Now no more use of file representation (and list of HttpData)
    bodyRequestEncoder.cleanFiles();

    // Wait for the server to close the connection.
    channel.closeFuture().sync();
}