Example usage for java.lang System in

Introduction

In this page you can find the example usage for java.lang System in.

Prototype

InputStream in

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Document

The "standard" input stream.

Usage

From source file:Grep1.java

/** Main will make a Grep object for the pattern, and run it
 * on all input files listed in argv./*w  w  w. java  2s  . c  o  m*/
 */
public static void main(String[] argv) throws Exception {

    if (argv.length < 1) {
        System.err.println("Usage: Grep1 pattern [filename]");
        System.exit(1);
    }

    Grep1 pg = new Grep1(argv[0]);

    if (argv.length == 1)
        pg.process(new BufferedReader(new InputStreamReader(System.in)), "(standard input)", false);
    else
        for (int i = 1; i < argv.length; i++) {
            pg.process(new BufferedReader(new FileReader(argv[i])), argv[i], true);
        }
}

---

From source file:io.milton.grizzly.GrizzlyLoadBalancer.java

public static void main(String[] args) throws IOException, InterruptedException {
    int port = 8080;
    if (args.length > 0) {
        port = Integer.parseInt(args[0]);
    }/*from w  ww .j  ava2s . c  o m*/
    Integer sslPort = null;
    if (args.length > 1) {
        sslPort = Integer.parseInt(args[1]);
    }
    GrizzlyLoadBalancer k = new GrizzlyLoadBalancer();
    k.start();
    System.out.println("Press any key to stop the server...");
    System.in.read();

}

---

From source file:msgsend.java

public static void main(String[] argv) {
    String to, subject = null, from = null, cc = null, bcc = null, url = null;
    String mailhost = null;/*www.j  a va 2 s  . c o  m*/
    String mailer = "msgsend";
    String file = null;
    String protocol = null, host = null, user = null, password = null;
    String record = null; // name of folder in which to record mail
    boolean debug = false;
    BufferedReader in = new BufferedReader(new InputStreamReader(System.in));
    int optind;

    /*
     * Process command line arguments.
     */
    for (optind = 0; optind < argv.length; optind++) {
        if (argv[optind].equals("-T")) {
            protocol = argv[++optind];
        } else if (argv[optind].equals("-H")) {
            host = argv[++optind];
        } else if (argv[optind].equals("-U")) {
            user = argv[++optind];
        } else if (argv[optind].equals("-P")) {
            password = argv[++optind];
        } else if (argv[optind].equals("-M")) {
            mailhost = argv[++optind];
        } else if (argv[optind].equals("-f")) {
            record = argv[++optind];
        } else if (argv[optind].equals("-a")) {
            file = argv[++optind];
        } else if (argv[optind].equals("-s")) {
            subject = argv[++optind];
        } else if (argv[optind].equals("-o")) { // originator
            from = argv[++optind];
        } else if (argv[optind].equals("-c")) {
            cc = argv[++optind];
        } else if (argv[optind].equals("-b")) {
            bcc = argv[++optind];
        } else if (argv[optind].equals("-L")) {
            url = argv[++optind];
        } else if (argv[optind].equals("-d")) {
            debug = true;
        } else if (argv[optind].equals("--")) {
            optind++;
            break;
        } else if (argv[optind].startsWith("-")) {
            System.out.println("Usage: msgsend [[-L store-url] | [-T prot] [-H host] [-U user] [-P passwd]]");
            System.out.println("\t[-s subject] [-o from-address] [-c cc-addresses] [-b bcc-addresses]");
            System.out.println("\t[-f record-mailbox] [-M transport-host] [-a attach-file] [-d] [address]");
            System.exit(1);
        } else {
            break;
        }
    }

    try {
        /*
         * Prompt for To and Subject, if not specified.
         */
        if (optind < argv.length) {
            // XXX - concatenate all remaining arguments
            to = argv[optind];
            System.out.println("To: " + to);
        } else {
            System.out.print("To: ");
            System.out.flush();
            to = in.readLine();
        }
        if (subject == null) {
            System.out.print("Subject: ");
            System.out.flush();
            subject = in.readLine();
        } else {
            System.out.println("Subject: " + subject);
        }

        /*
         * Initialize the JavaMail Session.
         */
        Properties props = System.getProperties();
        // XXX - could use Session.getTransport() and Transport.connect()
        // XXX - assume we're using SMTP
        if (mailhost != null)
            props.put("mail.smtp.host", mailhost);

        // Get a Session object
        Session session = Session.getInstance(props, null);
        if (debug)
            session.setDebug(true);

        /*
         * Construct the message and send it.
         */
        Message msg = new MimeMessage(session);
        if (from != null)
            msg.setFrom(new InternetAddress(from));
        else
            msg.setFrom();

        msg.setRecipients(Message.RecipientType.TO, InternetAddress.parse(to, false));
        if (cc != null)
            msg.setRecipients(Message.RecipientType.CC, InternetAddress.parse(cc, false));
        if (bcc != null)
            msg.setRecipients(Message.RecipientType.BCC, InternetAddress.parse(bcc, false));

        msg.setSubject(subject);

        String text = collect(in);

        if (file != null) {
            // Attach the specified file.
            // We need a multipart message to hold the attachment.
            MimeBodyPart mbp1 = new MimeBodyPart();
            mbp1.setText(text);
            MimeBodyPart mbp2 = new MimeBodyPart();
            mbp2.attachFile(file);
            MimeMultipart mp = new MimeMultipart();
            mp.addBodyPart(mbp1);
            mp.addBodyPart(mbp2);
            msg.setContent(mp);
        } else {
            // If the desired charset is known, you can use
            // setText(text, charset)
            msg.setText(text);
        }

        msg.setHeader("X-Mailer", mailer);
        msg.setSentDate(new Date());

        // send the thing off
        Transport.send(msg);

        System.out.println("\nMail was sent successfully.");

        /*
         * Save a copy of the message, if requested.
         */
        if (record != null) {
            // Get a Store object
            Store store = null;
            if (url != null) {
                URLName urln = new URLName(url);
                store = session.getStore(urln);
                store.connect();
            } else {
                if (protocol != null)
                    store = session.getStore(protocol);
                else
                    store = session.getStore();

                // Connect
                if (host != null || user != null || password != null)
                    store.connect(host, user, password);
                else
                    store.connect();
            }

            // Get record Folder.  Create if it does not exist.
            Folder folder = store.getFolder(record);
            if (folder == null) {
                System.err.println("Can't get record folder.");
                System.exit(1);
            }
            if (!folder.exists())
                folder.create(Folder.HOLDS_MESSAGES);

            Message[] msgs = new Message[1];
            msgs[0] = msg;
            folder.appendMessages(msgs);

            System.out.println("Mail was recorded successfully.");
        }

    } catch (Exception e) {
        e.printStackTrace();
    }
}

---

From source file:examples.rshell.java

public static final void main(String[] args) {
    String server, localuser, remoteuser, command;
    RCommandClient client;//from  ww w . ja v  a2 s  . c o  m

    if (args.length != 4) {
        System.err.println("Usage: rshell <hostname> <localuser> <remoteuser> <command>");
        System.exit(1);
        return; // so compiler can do proper flow control analysis
    }

    client = new RCommandClient();

    server = args[0];
    localuser = args[1];
    remoteuser = args[2];
    command = args[3];

    try {
        client.connect(server);
    } catch (IOException e) {
        System.err.println("Could not connect to server.");
        e.printStackTrace();
        System.exit(1);
    }

    try {
        client.rcommand(localuser, remoteuser, command);
    } catch (IOException e) {
        try {
            client.disconnect();
        } catch (IOException f) {
        }
        e.printStackTrace();
        System.err.println("Could not execute command.");
        System.exit(1);
    }

    IOUtil.readWrite(client.getInputStream(), client.getOutputStream(), System.in, System.out);

    try {
        client.disconnect();
    } catch (IOException e) {
        e.printStackTrace();
        System.exit(1);
    }

    System.exit(0);
}

---

From source file:examples.unix.rexec.java

public static void main(String[] args) {
    String server, username, password, command;
    RExecClient client;/*from  w  ww.j av  a2 s.  c o m*/

    if (args.length != 4) {
        System.err.println("Usage: rexec <hostname> <username> <password> <command>");
        System.exit(1);
        return; // so compiler can do proper flow control analysis
    }

    client = new RExecClient();

    server = args[0];
    username = args[1];
    password = args[2];
    command = args[3];

    try {
        client.connect(server);
    } catch (IOException e) {
        System.err.println("Could not connect to server.");
        e.printStackTrace();
        System.exit(1);
    }

    try {
        client.rexec(username, password, command);
    } catch (IOException e) {
        try {
            client.disconnect();
        } catch (IOException f) {
        }
        e.printStackTrace();
        System.err.println("Could not execute command.");
        System.exit(1);
    }

    IOUtil.readWrite(client.getInputStream(), client.getOutputStream(), System.in, System.out);

    try {
        client.disconnect();
    } catch (IOException e) {
        e.printStackTrace();
        System.exit(1);
    }

    System.exit(0);
}

---

From source file:com.comcast.cdn.traffic_control.traffic_router.core.TrafficRouterStart.java

public static void main(String[] args) throws Exception {
    System.setProperty("deploy.dir", "src/test");
    System.setProperty("dns.zones.dir", "src/test/var/auto-zones");

    LogManager.getLogger("org.eclipse.jetty").setLevel(Level.WARN);
    LogManager.getLogger("org.springframework").setLevel(Level.WARN);

    ConsoleAppender consoleAppender = new ConsoleAppender(new PatternLayout("%d{ISO8601} [%-5p] %c{4}: %m%n"));
    LogManager.getRootLogger().addAppender(consoleAppender);
    LogManager.getRootLogger().setLevel(Level.INFO);

    File webAppDirectory = new File("src/main/webapp");
    if (!webAppDirectory.exists()) {
        LogManager.getRootLogger().fatal(webAppDirectory.getAbsolutePath()
                + " does not exist, are you running TrafficRouterStart from the correct directory?");
        System.exit(1);//from ww w .  j a v a  2 s. c o  m
    }

    int timeout = (int) Duration.ONE_HOUR.getMilliseconds();

    Server server = new Server();
    SocketConnector connector = new SocketConnector();

    // Set some timeout options to make debugging easier.
    connector.setMaxIdleTime(timeout);
    connector.setSoLingerTime(-1);
    connector.setPort(8081);
    server.addConnector(connector);

    WebAppContext bb = new WebAppContext();
    bb.setServer(server);
    bb.setContextPath("/");
    bb.setWar("src/main/webapp");

    server.setHandler(bb);

    try {
        System.out.println(">>> STARTING EMBEDDED JETTY SERVER, PRESS ANY KEY TO STOP");
        server.start();
        System.in.read();
        System.out.println(">>> STOPPING EMBEDDED JETTY SERVER");
        server.stop();
        server.join();
    } catch (Exception e) {
        e.printStackTrace();
        System.exit(1);
    }
}

---

From source file:SimpleCalcScanner.java

public static void main(String[] av) throws IOException {
    if (av.length == 0)
        new SimpleCalcScanner(new InputStreamReader(System.in)).doCalc();
    else//from  w  w w .  j  av a  2  s .  c  o m
        for (int i = 0; i < av.length; i++)
            new SimpleCalcScanner(av[i]).doCalc();
}

---

From source file:cz.muni.fi.xklinec.zipstream.App.java

/**
 * Entry point. /* w  w  w. j a v  a 2s  .co m*/
 * 
 * @param args
 * @throws FileNotFoundException
 * @throws IOException
 * @throws NoSuchFieldException
 * @throws ClassNotFoundException
 * @throws NoSuchMethodException 
 */
public static void main(String[] args) throws FileNotFoundException, IOException, NoSuchFieldException,
        ClassNotFoundException, NoSuchMethodException, InterruptedException {
    OutputStream fos = null;
    InputStream fis = null;

    if ((args.length != 0 && args.length != 2)) {
        System.err.println(String.format("Usage: app.jar source.apk dest.apk"));
        return;
    } else if (args.length == 2) {
        System.err.println(
                String.format("Will use file [%s] as input file and [%s] as output file", args[0], args[1]));
        fis = new FileInputStream(args[0]);
        fos = new FileOutputStream(args[1]);
    } else if (args.length == 0) {
        System.err.println(String.format("Will use file [STDIN] as input file and [STDOUT] as output file"));
        fis = System.in;
        fos = System.out;
    }

    final Deflater def = new Deflater(9, true);
    ZipArchiveInputStream zip = new ZipArchiveInputStream(fis);

    // List of postponed entries for further "processing".
    List<PostponedEntry> peList = new ArrayList<PostponedEntry>(6);

    // Output stream
    ZipArchiveOutputStream zop = new ZipArchiveOutputStream(fos);
    zop.setLevel(9);

    // Read the archive
    ZipArchiveEntry ze = zip.getNextZipEntry();
    while (ze != null) {

        ZipExtraField[] extra = ze.getExtraFields(true);
        byte[] lextra = ze.getLocalFileDataExtra();
        UnparseableExtraFieldData uextra = ze.getUnparseableExtraFieldData();
        byte[] uextrab = uextra != null ? uextra.getLocalFileDataData() : null;

        // ZipArchiveOutputStream.DEFLATED
        // 

        // Data for entry
        byte[] byteData = Utils.readAll(zip);
        byte[] deflData = new byte[0];
        int infl = byteData.length;
        int defl = 0;

        // If method is deflated, get the raw data (compress again).
        if (ze.getMethod() == ZipArchiveOutputStream.DEFLATED) {
            def.reset();
            def.setInput(byteData);
            def.finish();

            byte[] deflDataTmp = new byte[byteData.length * 2];
            defl = def.deflate(deflDataTmp);

            deflData = new byte[defl];
            System.arraycopy(deflDataTmp, 0, deflData, 0, defl);
        }

        System.err.println(String.format(
                "ZipEntry: meth=%d " + "size=%010d isDir=%5s " + "compressed=%07d extra=%d lextra=%d uextra=%d "
                        + "comment=[%s] " + "dataDesc=%s " + "UTF8=%s " + "infl=%07d defl=%07d " + "name [%s]",
                ze.getMethod(), ze.getSize(), ze.isDirectory(), ze.getCompressedSize(),
                extra != null ? extra.length : -1, lextra != null ? lextra.length : -1,
                uextrab != null ? uextrab.length : -1, ze.getComment(),
                ze.getGeneralPurposeBit().usesDataDescriptor(), ze.getGeneralPurposeBit().usesUTF8ForNames(),
                infl, defl, ze.getName()));

        final String curName = ze.getName();

        // META-INF files should be always on the end of the archive, 
        // thus add postponed files right before them
        if (curName.startsWith("META-INF") && peList.size() > 0) {
            System.err.println(
                    "Now is the time to put things back, but at first, I'll perform some \"facelifting\"...");

            // Simulate som evil being done
            Thread.sleep(5000);

            System.err.println("OK its done, let's do this.");
            for (PostponedEntry pe : peList) {
                System.err.println(
                        "Adding postponed entry at the end of the archive! deflSize=" + pe.deflData.length
                                + "; inflSize=" + pe.byteData.length + "; meth: " + pe.ze.getMethod());

                pe.dump(zop, false);
            }

            peList.clear();
        }

        // Capturing interesting files for us and store for later.
        // If the file is not interesting, send directly to the stream.
        if ("classes.dex".equalsIgnoreCase(curName) || "AndroidManifest.xml".equalsIgnoreCase(curName)) {
            System.err.println("### Interesting file, postpone sending!!!");

            PostponedEntry pe = new PostponedEntry(ze, byteData, deflData);
            peList.add(pe);
        } else {
            // Write ZIP entry to the archive
            zop.putArchiveEntry(ze);
            // Add file data to the stream
            zop.write(byteData, 0, infl);
            zop.closeArchiveEntry();
        }

        ze = zip.getNextZipEntry();
    }

    // Cleaning up stuff
    zip.close();
    fis.close();

    zop.finish();
    zop.close();
    fos.close();

    System.err.println("THE END!");
}

---

From source file:ohtu.Poytasaha.java

/**
 * @param args the command line arguments
 *///w  w w  . j av  a2 s.c o  m
public static void main(String[] args) {
    //        // TODO code application logic here
    //        ApplicationContext ctx = new FileSystemXmlApplicationContext("src/main/resources/spring-context.xml");
    //        Poytasaha poytasaha = (Poytasaha) ctx.getBean("poytasaha");
    //        poytasaha.run();

    //        Scanner lukija = new Scanner(System.in);
    ConsoleIO io = new ConsoleIO(new Scanner(System.in));
    FileReferenceDao dao = new FileReferenceDao();
    UI ui = new UI(io, dao);

    ui.run();

}

---

From source file:com.iveely.computing.Program.java

/**
 * @param args the command line arguments
 * @throws java.io.IOException/* w  w w . j a v  a  2 s .  c om*/
 */
public static void main(String[] args) throws IOException {
    if (args != null && args.length > 0) {
        logger.info("start computing with arguments:" + String.join(",", args));
        String type = args[0].toLowerCase(Locale.CHINESE);
        switch (type) {
        case "master":
            launchMaster();
            return;
        case "slave":
            if (args.length == 4) {
                ConfigWrapper.get().getSlave().setPort(Integer.parseInt(args[1]));
                ConfigWrapper.get().getSlave().setSlot(Integer.parseInt(args[2]));
                ConfigWrapper.get().getSlave().setSlotCount(Integer.parseInt(args[3]));
            }
            launchSlave();
            return;
        case "supervisor":
            launchSupervisor();
            return;
        case "console":
            launchConsole();
            return;
        }
    }
    logger.error("arguments error,example [master | supervisor | slave | console]");
    System.out.println("press any keys to exit...");
    new BufferedReader(new InputStreamReader(System.in)).readLine();
}

---

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