Example usage for java.util Scanner nextLine

Introduction

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

Prototype

public String nextLine() 

Source Link

Document

Advances this scanner past the current line and returns the input that was skipped.

Usage

From source file:com.team3637.service.ScheduleServiceMySQLImpl.java

@Override
public void initDB(String initScript) {
    String script = "";
    try {/*from  w w  w .j  ava  2  s.  co m*/
        Scanner sc = new Scanner(new File(initScript));
        while (sc.hasNext())
            script += sc.nextLine();
    } catch (FileNotFoundException e) {
        e.printStackTrace();
    }
    jdbcTemplateObject.execute(script);
}

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From source file:com.att.voice.AmazonEchoApi.java

public boolean checkItemId(String itemId) throws IOException {
    File file = new File("Items.txt");
    boolean ret = false;
    try {// ww  w. j  ava  2s.  c om
        if (!file.exists()) {
            file.createNewFile();
        }
        Scanner scanner = new Scanner(file);
        int lineNum = 0;
        while (scanner.hasNextLine()) {
            String line = scanner.nextLine();
            lineNum++;
            if (line.contains(itemId)) {
                ret = true;
            }
        }
    } catch (Exception e) {
        ret = false;
    }
    return ret;
}

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From source file:com.joliciel.talismane.en.TalismaneEnglish.java

@Override
public TransitionSystem getDefaultTransitionSystem() {
    TransitionSystem transitionSystem = this.getParserService().getArcEagerTransitionSystem();
    InputStream inputStream = getInputStreamFromResource("pennDependencyLabels.txt");
    Scanner scanner = new Scanner(inputStream, "UTF-8");
    List<String> dependencyLabels = new ArrayList<String>();
    while (scanner.hasNextLine()) {
        String dependencyLabel = scanner.nextLine();
        if (!dependencyLabel.startsWith("#")) {
            if (dependencyLabel.indexOf('\t') > 0)
                dependencyLabel = dependencyLabel.substring(0, dependencyLabel.indexOf('\t'));
            dependencyLabels.add(dependencyLabel);
        }/*from   w  w w  .j a v  a2s  .com*/
    }
    transitionSystem.setDependencyLabels(dependencyLabels);
    return transitionSystem;
}

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From source file:com.joliciel.talismane.machineLearning.TextFileMultivaluedResource.java

public TextFileMultivaluedResource(File file) {
    try {//from  w w w. java2 s.c  o  m
        this.name = file.getName();

        Scanner scanner = new Scanner(file);
        int numParts = -1;
        int i = 1;
        while (scanner.hasNextLine()) {
            String line = scanner.nextLine();
            if (line.length() > 0 && !line.startsWith("#")) {
                StringBuilder sb = new StringBuilder();
                String[] parts = line.split("\t");
                if (parts.length == 1 && line.startsWith("Name: ")) {
                    this.name = line.substring("Name: ".length());
                    i++;
                    continue;
                }
                if (parts.length == 1 && line.startsWith("Multivalued: ")) {
                    boolean multivalued = line.substring("Multivalued: ".length()).equalsIgnoreCase("true");
                    if (!multivalued)
                        throw new JolicielException("Expected multivalued resource");
                    i++;
                    continue;
                }
                if (numParts < 0)
                    numParts = parts.length;
                if (parts.length != numParts)
                    throw new JolicielException(
                            "Wrong number of elements on line " + i + " in file: " + file.getName());

                for (int j = 0; j < numParts - 2; j++) {
                    sb.append(parts[j]);
                    sb.append("|");
                }
                String key = sb.toString();
                List<WeightedOutcome<String>> resultList = resultsMap.get(key);
                if (resultList == null) {
                    resultList = new ArrayList<WeightedOutcome<String>>(1);
                    resultsMap.put(key, resultList);
                }
                String outcome = parts[numParts - 2];
                double weight = Double.parseDouble(parts[numParts - 1]);
                resultList.add(new WeightedOutcome<String>(outcome, weight));

            }
            i++;
        }
    } catch (IOException e) {
        LogUtils.logError(LOG, e);
        throw new RuntimeException(e);
    }
}

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From source file:hu.sztaki.incremental.ml.streaming.imsr.MatrixVectorPairSource.java

private void readMatricesSideBySide(Scanner scanner, RealMatrix... matrices) {
    for (int i = 0; i < matrices[0].getRowDimension(); i++) {
        if (!scanner.hasNextLine()) {
            return; //there will be some 0 rows
        }/*  w w w  . j a v  a 2  s .c om*/
        String line = scanner.nextLine();
        Scanner lineScanner = initCsvScanner(new Scanner(line));
        for (RealMatrix m : matrices) {
            for (int j = 0; j < m.getColumnDimension(); j++) {
                double d = lineScanner.nextDouble();
                m.setEntry(i, j, d);
            }
        }
        lineScanner.close();
    }
}

---

From source file:org.eclipse.hono.example.ExampleSender.java

/**
 * Reads user input from the console and sends it to the Hono server.
 *//*w  w  w . j  a v  a2  s . co  m*/
@EventListener(classes = { ApplicationReadyEvent.class })
public void readMessagesFromStdin() {

    Runnable reader = new Runnable() {

        public void run() {
            try {
                // give Spring Boot some time to log its startup messages
                Thread.sleep(50);
            } catch (InterruptedException e) {
            }
            LOG.info("sender for tenant [{}] created successfully", tenantId);
            LOG.info("Enter some message(s) (hit return to send, ctrl-c to quit)");
            String input;
            Scanner scanner = new Scanner(System.in);
            do {
                input = scanner.nextLine();
                final String msg = input;
                if (!msg.isEmpty()) {

                    final Map<String, Object> properties = new HashMap<>();
                    properties.put("my_prop_string", "I'm a string");
                    properties.put("my_prop_int", 10);
                    final CountDownLatch latch = new CountDownLatch(1);
                    Future<Boolean> sendTracker = Future.future();
                    sendTracker.setHandler(s -> {
                        if (s.failed()) {
                            LOG.info(s.cause().getMessage());
                        }
                    });

                    getRegistrationAssertion().compose(token -> {
                        return send(msg, properties, token);
                    }).compose(sent -> {
                        latch.countDown();
                        sendTracker.complete();
                    }, sendTracker);

                    try {
                        if (!latch.await(2, TimeUnit.SECONDS)) {
                            sendTracker.fail("cannot connect to server");
                        }
                    } catch (InterruptedException e) {
                        // nothing to do
                    }
                }
            } while (!input.isEmpty());
            scanner.close();
        };
    };
    new Thread(reader).start();
}

---

From source file:com.btobits.automator.fix.utils.FileMessageFactory.java

public void loadInternal(ITcpProccesor inProcessor, int repeatDelay, String nameClient, int inTimeOut)
        throws Exception {
    try {//from  ww  w.  j  a  va 2 s .  c  o  m
        Scanner scanner = new Scanner(new FileInputStream(file));
        //scanner.useDelimiter(delimeter);

        while (scanner.hasNextLine()) {
            final String line = scanner.nextLine();
            inProcessor.sendMessage(new ITcpMessage() {
                public byte[] toRawMessage() {
                    return line.getBytes();
                }

                public String getMessageAsString() {
                    return line;
                }
            }, inTimeOut);

            inProcessor.log(line, false);
            if (repeatDelay > 0) {
                try {
                    Thread.sleep(repeatDelay);
                } catch (Exception e) {
                }
            }
        }
    } catch (SocketException ex) {
        throw new BuildException(ex.getMessage());
    } catch (Exception ex) {
        throw new Exception("Error send data from file, error: " + ex.getMessage(), ex);
    }
}

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From source file:com.grayfox.server.Program.java

public void run(ApplicationContext applicationContext, Scanner input) {
    PoiService poiService = applicationContext.getBean(PoiService.class);
    programmLoop: while (true) {
        System.out.println(Messages.get("program.usage"));
        String[] arguments = input.nextLine().split(" ");
        switch (arguments[0]) {
        case "add":
            String[] locationStrs = arguments[1].split(";");
            Location[] locations = new Location[locationStrs.length];
            for (int i = 0; i < locations.length; i++)
                locations[i] = Location.parse(locationStrs[i]);
            poiService.addPois(locations);
            System.out.println(Messages.get("program.op.ok"));
            break;
        case "update":
            if (arguments.length == 2) {
                switch (arguments[1]) {
                case "pois":
                    poiService.updatePois();
                    System.out.println(Messages.get("program.op.ok"));
                    break;
                case "categories":
                    poiService.updateCategories();
                    System.out.println(Messages.get("program.op.ok"));
                    break;
                case "all":
                    poiService.updateAll();
                    System.out.println(Messages.get("program.op.ok"));
                    break;
                default:
                    System.out.println(Messages.get("program.invalid.option"));
                    break;
                }/*from  w w w .  j  a va  2  s .  c o  m*/
            } else
                System.out.println(Messages.get("program.invalid.option"));
            break;
        case "delete":
            if (arguments.length == 2) {
                switch (arguments[1]) {
                case "pois":
                    poiService.deletePois();
                    System.out.println(Messages.get("program.op.ok"));
                    break;
                case "categories":
                    poiService.deleteCategories();
                    System.out.println(Messages.get("program.op.ok"));
                    break;
                case "all":
                    poiService.deleteAll();
                    System.out.println(Messages.get("program.op.ok"));
                    break;
                default:
                    System.out.println(Messages.get("program.invalid.option"));
                    break;
                }
            } else
                System.out.println(Messages.get("program.invalid.option"));
            break;
        case "quit":
            System.out.println(Messages.get("program.finish"));
            break programmLoop;
        default:
            System.out.println(Messages.get("program.invalid.option"));
            break;
        }
    }
}

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From source file:com.mapr.db.utils.ImportCSV.java

public void readSchema(String path) {

    String schemaLine = "";
    StringTokenizer st;/*from w  ww.  j  a va2s.  com*/
    String column = "", datatype = "";

    countColumnsInSchema = 0;

    try {
        Scanner scan = new Scanner(new FileReader(path));

        while (scan.hasNextLine()) {
            schemaLine = scan.nextLine().trim();
            if (schemaLine.startsWith("#"))
                continue;
            st = new StringTokenizer(schemaLine, " ");
            while (st.hasMoreTokens()) {
                column = st.nextToken();
                datatype = st.nextToken();
                valueTypesInSchema.add(countColumnsInSchema, datatype);
                columnNamesInSchema.add(countColumnsInSchema, column);
            }
            countColumnsInSchema++;
        }
        scan.close();
    } catch (Exception e) {
        System.out.println("Error reading schema: " + schemaLine + "\n(Column Name:" + column + "\tData type:"
                + datatype + ")");
        e.printStackTrace();
        System.exit(-1);
    }
}

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From source file:com.intel.hadoop.graphbuilder.demoapps.wikipedia.docwordgraph.WordCountGraphTokenizer.java

private void loadDictionary(String path) throws IOException {
    FileStatus[] stats = fs.listStatus(new Path(path));
    dictionary = new HashSet<String>();
    for (FileStatus stat : stats) {
        LOG.debug(("Load dictionary: " + stat.getPath().getName()));
        Scanner sc = new Scanner(new BufferedReader(new InputStreamReader(fs.open(stat.getPath()))));
        while (sc.hasNextLine()) {
            String line = sc.nextLine();
            dictionary.add(line);/*from   www . j  a  v  a2 s. c  o  m*/
        }
    }
}

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