Example usage for java.util Scanner next

Introduction

In this page you can find the example usage for java.util Scanner next.

Prototype

public String next()

Source Link

Document

Finds and returns the next complete token from this scanner.

Usage

From source file:Main.java

public static void main(String[] args) {

    String s = "java2s.com 3.12345f";

    Scanner scanner = new Scanner(s);

    // assign locale as US to recognize float numbers in a string
    scanner.useLocale(Locale.US);

    while (scanner.hasNext()) {
        // check if the scanner's next token is a float
        System.out.println(scanner.hasNextFloat());
        System.out.println(scanner.next());
    }//  www .  j ava2  s.  co m
    scanner.close();
}

From source file:utils.ImportExport.java

public static void main(String[] args) {

    ApiImportExportConfiguration config = ApiImportExportConfiguration.getInstance();

    // create a scanner to read the command-line input
    Scanner scanner = new Scanner(System.in, ImportExportConstants.CHARSET);

    System.out.print("Enter user name :");
    config.setUsername(scanner.next());

    System.out.print("Enter password : ");
    config.setPassword(scanner.next().toCharArray());

    //setting up default configurations
    try {//from w  w  w .jav a  2  s. c om
        ImportExportUtils.setDefaultConfigurations(config);
    } catch (APIExportException e) {
        log.warn("Unable to set default configurations");
    }
    //setting customized configurations
    setUserInputs(config);

    //configuring log4j properties
    PropertyConfigurator.configure("log4j.properties");///TODO should changed

    if (config.getCheckSSLCertificate()) {
        ImportExportUtils.setSSlCert();
    }
    //registering the client
    String consumerCredentials = "";
    try {
        consumerCredentials = ImportExportUtils.registerClient(config.getUsername(),
                String.valueOf(config.getPassword()));
        System.out.println("Consumer credential   " + consumerCredentials);
    } catch (APIExportException e) {
        System.out.println("Error occurred while registering the client");
        System.exit(1);
    }
    //handling single API export
    if (StringUtils.isBlank(config.getApiFilePath()) && StringUtils.isBlank(config.getZipFile())) {
        try {
            APIExporter.singleApiExport(consumerCredentials);
        } catch (APIExportException e) {
            log.error("Error occurred while exporting the API, API cannot be exported without valid tokens ");
            System.exit(1);
        }
    } else if (StringUtils.isNotBlank(config.getApiFilePath()) && StringUtils.isBlank(config.getZipFile())) {
        APIExporter.bulkApiExport(consumerCredentials);
    }
    //handling API import
    if (StringUtils.isNotBlank(config.getZipFile())) {
        try {
            APIImporter.importAPIs(config.getZipFile(), consumerCredentials);
        } catch (APIImportException e) {
            String errorMsg = "Unable to Import the APIs";
            log.error(errorMsg, e);
            System.exit(1);
        }
    }
}

From source file:Main.java

public static void main(String[] args) {

    String s = "java2s.com 1 + 1 = 2.0 1.3985";

    Scanner scanner = new Scanner(s);

    // assign locale as US to recognize double numbers in a string
    scanner.useLocale(Locale.US);

    while (scanner.hasNext()) {
        // check if the scanner's next token is a double
        System.out.println(scanner.hasNextDouble());
        System.out.println(scanner.next());
    }//www  .  j av a2s  .  c o  m
    scanner.close();
}

From source file:FileSplitter.java

public static void main(String[] args) {
    Scanner scan = new Scanner(System.in);
    System.out.print("Split? [true/false]: ");
    boolean split = Boolean.parseBoolean(scan.next());

    if (split) {//ww w  .j  a  v a 2  s.  com
        File file = new File("T:/Java/com/power/nb/visual/dist/visual.zip");
        FileSplitter splitter = new FileSplitter(file);
        System.out.println("splitter.split(3): " + splitter.split(3));
    } else {
        File file = new File("T:/Java/com/power/nb/visual/dist/visual.zip.part.0");
        FileSplitter splitter = new FileSplitter(file);
        System.out.println("splitter.unsplit(): " + splitter.unsplit());
    }
}

From source file:Main.java

public static void main(String[] args) {

    String s = "java2s.com ";
    Long l = 1234567890987654L;/*from   ww w .j a  va2  s .  c om*/
    s = s + l;

    Scanner scanner = new Scanner(s);

    // use US locale in order to be able to identify long in a string
    scanner.useLocale(Locale.US);

    while (scanner.hasNext()) {
        // check if the scanner's next token is along
        System.out.println(scanner.hasNextLong());

        System.out.println(scanner.next());
    }
    scanner.close();
}

From source file:Main.java

public static void main(String[] args) {

    String s = "java2s.com 1 + 1 = 2.0 ";

    Scanner scanner = new Scanner(s);

    // use US locale in order to be able to identify shorts in a string
    scanner.useLocale(Locale.US);

    while (scanner.hasNext()) {
        // check if the scanner's next token is a short
        System.out.println(scanner.hasNextShort());

        System.out.println(scanner.next());
    }/*from   w w w .  j a va 2  s .  c o  m*/

    scanner.close();
}

From source file:Main.java

public static void main(String[] args) {

    String s = "java2s.com ";
    Long l = 1234567890987654L;/*from  w  w  w .  j  av a  2 s.com*/
    s = s + l;

    Scanner scanner = new Scanner(s);

    // use US locale in order to be able to identify long in a string
    scanner.useLocale(Locale.US);

    while (scanner.hasNext()) {
        // check if the scanner's next token is a long with radix 4
        System.out.println(scanner.hasNextLong(4));

        System.out.println(scanner.next());
    }
    scanner.close();
}

From source file:net.jmhertlein.alphonseirc.MSTDeskEngRunner.java

public static void main(String[] args) {
    Scanner scan = new Scanner(System.in);

    loadConfig();/*from  w w w  .  ja  v  a  2s . c  om*/

    AlphonseBot bot = new AlphonseBot(nick, pass, server, channels, maxXKCD, noVoiceNicks, masters,
            dadLeaveTimes);
    bot.setMessageDelay(500);
    try {
        bot.startConnection();
    } catch (IOException | IrcException ex) {
        Logger.getLogger(MSTDeskEngRunner.class.getName()).log(Level.SEVERE, null, ex);
    }

    boolean quit = false;
    while (!quit) {
        String curLine = scan.nextLine();

        switch (curLine) {
        case "exit":
            System.out.println("Quitting.");
            bot.onPreQuit();
            bot.disconnect();
            bot.dispose();
            writeConfig();
            quit = true;
            System.out.println("Quit'd.");
            break;
        case "msg":
            Scanner lineScan = new Scanner(scan.nextLine());
            try {
                bot.sendMessage(lineScan.next(), lineScan.nextLine());
            } catch (Exception e) {
                System.err.println(e.getClass().toString());
                System.err.println("Not enough args");
            }
            break;
        default:
            System.out.println("Invalid command.");
        }
    }
}

From source file:MainClass.java

public static void main(String args[]) {
    Scanner conin = new Scanner(System.in);

    int count = 0;
    double sum = 0.0;

    System.out.println("Enter numbers to average.");

    while (conin.hasNext()) {
        if (conin.hasNextDouble()) {
            sum += conin.nextDouble();/*from  w  w w.  j a  v  a 2  s .com*/
            count++;
        } else {
            String str = conin.next();
            if (str.equals("done"))
                break;
            else {
                System.out.println("Data format error.");
                return;
            }
        }
    }

    System.out.println("Average is " + sum / count);
}

From source file:Main.java

public static void main(String[] args) {

    String s = "Hello true World! 1 + 1 = 2.0 ";

    Scanner scanner = new Scanner(s);

    while (scanner.hasNext()) {

        // if the next is boolean, print found and the boolean
        if (scanner.hasNextBoolean()) {
            System.out.println("Found :" + scanner.nextBoolean());
        }//  ww  w . jav a 2 s .  c o  m

        // if a boolean is not found, print "Not Found" and the token
        System.out.println("Not Found :" + scanner.next());
    }
    scanner.close();
}