Example usage for java.util Scanner Scanner

Introduction

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

Prototype

public Scanner(ReadableByteChannel source) 

Source Link

Document

Constructs a new Scanner that produces values scanned from the specified channel.

Usage

From source file:KnowledgeBooksNlpGenerateRdfPropertiesFromWebPages.java

public KnowledgeBooksNlpGenerateRdfPropertiesFromWebPages(String config_file_path, PrintWriter out)
        throws IOException {
    this.out = out;
    extractNames = new ExtractNames();
    autoTagger = new AutoTagger();
    List<String> lines = (List<String>) FileUtils.readLines(new File(config_file_path));
    for (String line : lines) {
        Scanner scanner = new Scanner(line);
        scanner.useDelimiter(" ");
        try {/*from w ww  .  j a va2  s . c  o m*/
            String starting_url = scanner.next();
            int spider_depth = Integer.parseInt(scanner.next());
            spider(starting_url, spider_depth);
        } catch (Exception ex) {
            ex.printStackTrace();
        }
    }
    this.out.close();
}

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From source file:DataSci.main.JsonRequestResponseController.java

/**
 * Read the JSON schema from the file rrsJson.json
 * /*w ww. j  ava 2s. co m*/
 * @param filename It expects a fully qualified file name that contains input JSON file
 */
public void readJson(String filename) {
    try {
        File apiFile = new File(filename);
        Scanner sc = new Scanner(apiFile);
        jsonBody = "";
        while (sc.hasNext()) {
            jsonBody += sc.nextLine() + "\n";
        }
        sc.close();
    } catch (Exception e) {
        e.printStackTrace();
    }
}

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From source file:Main.java

public static final String readFully(final InputStream pInputStream) throws IOException {
    final StringBuilder sb = new StringBuilder();
    final Scanner sc = new Scanner(pInputStream);
    while (sc.hasNextLine()) {
        sb.append(sc.nextLine());// ww w  .  j av  a 2 s.  c  o m
    }
    return sb.toString();
}

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From source file:com.deployd.Deployd.java

public static JSONObject delete(String uri) throws ClientProtocolException, IOException, JSONException {

    HttpDelete post = new HttpDelete(endpoint + uri);
    HttpClient client = new DefaultHttpClient();
    HttpResponse response = client.execute(post);
    ByteArrayEntity e = (ByteArrayEntity) response.getEntity();
    InputStream is = e.getContent();
    String data = new Scanner(is).next();
    JSONObject result = new JSONObject(data);
    return result;
}

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From source file:org.knoxcraft.http.client.ClientMultipartFormPost.java

private static String readFromFile(File file) throws IOException {
    StringBuilder buf = new StringBuilder();
    Scanner scan = new Scanner(new FileInputStream(file));
    while (scan.hasNextLine()) {
        String line = scan.nextLine();
        buf.append(line);//from w  w  w . j  a  v  a2  s .c o  m
        buf.append("\n");
    }
    scan.close();
    return buf.toString();
}

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From source file:EntityToD2RHelpers.java

public EntityToD2RHelpers(String uri, String config_file, List<String> people, List<String> places,
        PrintWriter out) throws Exception {
    // In this example, I am assuming that the D2R server is running on localhost:2020
    //out.println("PREFIX vocab: <http://localhost:2020/vocab/resource/>");
    List<String> lines = (List<String>) FileUtils.readLines(new File(config_file));
    String d2r_host_and_port = lines.remove(0);
    String[] info = d2r_host_and_port.split(" ");
    System.out.println("D2R host = |" + info[0] + "| and port = |" + info[1] + "|");
    for (String line : lines) {
        Scanner scanner = new Scanner(line);
        scanner.useDelimiter(" ");
        String d2r_type = scanner.next();
        System.out.println("* d2r_type = " + d2r_type);
        while (scanner.hasNext()) {
            String term = scanner.next();
            String[] property_and_entity_type = term.split("/");
            System.out.println("   property: " + property_and_entity_type[0] + " entity type: "
                    + property_and_entity_type[1]);

            if (property_and_entity_type[1].equals("person")) {
                for (String person : people) {
                    // perform SPARQL queries to D2R server:
                    String sparql = "PREFIX vocab: <http://localhost:2020/vocab/resource/>\n"
                            + "SELECT ?subject ?name WHERE {\n" + "     ?subject " + property_and_entity_type[0]
                            + " ?name \n" + " FILTER regex(?name, \"" + person + "\") .\n" + "}\n"
                            + "LIMIT 10\n";
                    SparqlClient test = new SparqlClient("http://localhost:2020/sparql", sparql);
                    for (Map<String, String> bindings : test.variableBindings()) {
                        System.out.print("D2R result:" + bindings);
                        if (bindings.keySet().size() > 0) {
                            String blank_node = blankNodeURI("person");
                            out.println(blank_node + " <http://knowledgebooks.com/rdf/personName> \""
                                    + person.replaceAll("\"", "'") + "\" .");
                            out.println("<" + uri + "> <http://knowledgebooks.com/rdf/containsPerson> "
                                    + blank_node + " .");
                            out.println(blank_node + " <http://knowledgebooks.com/rdf/d2r_uri> \""
                                    + bindings.get("subject") + "\" .");
                        }/*w w w .  jav  a2s .co m*/
                    }
                }
            } else if (property_and_entity_type[1].equals("place")) {
                for (String place : places) {
                    // perform SPARQL queries to D2R server:
                    String sparql = "PREFIX vocab: <http://localhost:2020/vocab/resource/>\n"
                            + "SELECT ?subject ?name WHERE {\n" + "     ?subject " + property_and_entity_type[0]
                            + " ?name \n" + " FILTER regex(?name, \"" + place + "\") .\n" + "}\n"
                            + "LIMIT 10\n";
                    SparqlClient test = new SparqlClient("http://localhost:2020/sparql", sparql);
                    for (Map<String, String> bindings : test.variableBindings()) {
                        System.out.print("D2R result:" + bindings);
                        if (bindings.keySet().size() > 0) {
                            String blank_node = blankNodeURI("place");
                            out.println(blank_node + " <http://knowledgebooks.com/rdf/placeName> \""
                                    + place.replaceAll("\"", "'") + "\" .");
                            out.println("<" + uri + "> <http://knowledgebooks.com/rdf/containsPlace> "
                                    + blank_node + " .");
                            out.println(blank_node + " <http://knowledgebooks.com/rdf/d2r_uri> \""
                                    + bindings.get("subject") + "\" .");
                        }
                    }
                }
            }
        }
    }
    out.close();
}

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From source file:formatMessage.VerifyInputScanner.java

public static double verifyDouble() {

    while (true) {
        Scanner input = new Scanner(System.in);
        try {/*from   w  w w . j a  va 2 s. com*/
            Double verified = input.nextDouble();

            return verified;
        } catch (InputMismatchException e) {
            System.out.println("Geen geldig nummer. Probeer opnieuw.");

        }
    }
}

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From source file:Questao3.java

public Questao3() throws IOException {
    this.in = new Scanner(System.in);
    this.arquivos = new String[MAXFILES];
    this.images = new ArrayList<>();
    for (int i = 0; i < MAXFILES; i++) {
        arquivos[i] = "(" + (i + 1) + ").jpg";
    }/* w  w  w.j ava 2  s  .  c om*/

    desvioPadrao();
    criaGrafico();
    media();

    return;
}

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From source file:javaapplication1.Prog.java

public void run(String[] args) throws JSONException, IOException {
    int k = 0;//from   w ww  . j  av a 2 s.  c  om
    while (k == 0) {
        Scanner sc = new Scanner(System.in);
        System.out.print("your command:");
        String i = sc.nextLine();

        if ("exit".equals(i))
            k = 1;
        else {
            if ("help".equals(i)) {
                System.out.print(help);
            } else if ("transfer".equals(i)) {
                System.out.print("user:");
                String user = sc.nextLine();
                System.out.print("from account:");
                String account1 = sc.nextLine();
                System.out.print("to account:");
                String account2 = sc.nextLine();
                System.out.print("amount:");
                Long amount = sc.nextLong();
                Long amount1 = getAmountfromAcc(account1, user);
                Long amount2 = getAmountfromAcc(account2, user);
                JSONObject obj1 = new JSONObject();
                JSONObject obj2 = new JSONObject();
                obj1.put("name", account1);
                obj1.put("amount", amount1 - amount);
                String obj11 = obj1.toString();
                transferStuff(obj11, user);

                obj2.put("name", account2);
                obj2.put("amount", amount2 + amount);
                String obj22 = obj2.toString();
                transferStuff(obj22, user);
                System.out.print("accounts updated\n");

            } else
                System.out.print("incorrect command\n");
        }
    }
}

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From source file:controller.Parser.java

static LP parse(File f) throws FileNotFoundException {
    Scanner s = new Scanner(f);
    Pattern p = Pattern.compile(dvarreg);

    HashMap<String, Integer> x = new HashMap<String, Integer>();
    HashMap<Integer, String> xReverse = new HashMap<Integer, String>();
    int xcol = 0;

    /* Get input size and names of the decision variables. */
    int constraints = -1; // Take the objective function into account.
    while (s.hasNextLine()) {
        String line = s.nextLine();

        if (line.trim().equals(""))
            continue;

        /* //from w w w  .  j  av a  2  s  .co m
         * TODO: Beware, will now accept invalid
         * files with multiple objective functions.
         */
        /*            if (!validConstraint(line) && !validObj(line)) {
        String e = "Unsupported format in file " + f;
        throw new IllegalArgumentException(e);
                    } */

        Matcher m = p.matcher(line);

        while (m.find()) {
            String var = m.group(3);
            if (validVarName(var) && !x.containsKey(var)) {
                x.put(var, xcol);
                xReverse.put(xcol++, var);
            }
        }
        constraints++;
    }

    BigFraction[][] Ndata = new BigFraction[constraints][x.size()];
    for (int i = 0; i < Ndata.length; i++) {
        Arrays.fill(Ndata[i], BigFraction.ZERO);
    }
    BigFraction[] bdata = new BigFraction[constraints];
    BigFraction[] cdata = new BigFraction[x.size()];
    Arrays.fill(cdata, BigFraction.ZERO);

    s = new Scanner(f);

    String obj = s.nextLine();
    Matcher m = p.matcher(obj);

    while (m.find()) {
        String var = m.group(3);
        if (!x.containsKey(var))
            continue;

        String sign = m.group(1);
        if (sign == null)
            sign = "+";

        String coeffStr = m.group(2);
        BigFraction coeff;
        if (coeffStr == null) {
            coeff = BigFraction.ONE;
        } else {
            coeff = new BigFraction(Double.parseDouble(coeffStr));
        }
        if (sign.equals("-"))
            coeff = coeff.negate();

        cdata[x.get(var)] = coeff;
    }

    int row = 0;
    while (s.hasNextLine()) {
        String line = s.nextLine();
        String[] split = line.split("<=");
        if (line.trim().equals(""))
            continue;
        if (split.length != 2) {
            String e = "Unsupported format in file " + f;
            throw new IllegalArgumentException(e);
        }
        m = p.matcher(line);
        bdata[row] = new BigFraction(Double.parseDouble(split[1]));

        while (m.find()) {
            String var = m.group(3);
            if (!x.containsKey(var))
                continue;

            String sign = m.group(1);
            if (sign == null)
                sign = "+";

            String coeffStr = m.group(2);
            BigFraction coeff;
            if (coeffStr == null) {
                coeff = BigFraction.ONE;
            } else {
                coeff = new BigFraction(Double.parseDouble(coeffStr));
            }
            if (sign.equals("-"))
                coeff = coeff.negate();

            Ndata[row][x.get(var)] = coeff;
        }
        row++;
    }

    return new LP(new Array2DRowFieldMatrix<BigFraction>(Ndata), new ArrayFieldVector<BigFraction>(bdata),
            new ArrayFieldVector<BigFraction>(cdata), xReverse);
}

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