Example usage for java.util Scanner hasNext

Introduction

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

Prototype

public boolean hasNext()

Source Link

Document

Returns true if this scanner has another token in its input.

Usage

From source file:org.arasthel.almeribus.utils.ReadData.java

public static void leerParadas(Context context) throws IOException, JSONException {
    InputStream is = context.getAssets().open("paradas.json");
    StringBuilder builder = new StringBuilder();
    Scanner scan = new Scanner(is);
    while (scan.hasNext()) {
        builder.append(scan.nextLine());
    }//from w ww  . j av  a 2s .  com
    scan.close();
    is.close();
    JSONObject json = new JSONObject(builder.toString());
    JSONArray paradas = json.getJSONArray("paradas");
    Parada p;
    JSONObject paradaJson;
    DataStorage.paradas.clear();
    for (int i = 0; i < paradas.length(); i++) {
        paradaJson = paradas.getJSONObject(i);
        String coord = paradaJson.optString("coord");
        if (coord.length() == 0) {
            p = new Parada(paradaJson.getInt("id"), paradaJson.getString("nombre"));
        } else {
            p = new Parada(paradaJson.getInt("id"), paradaJson.getString("nombre"),
                    paradaJson.getString("coord"));
        }
        Log.d("PARADA", p.toString());
        DataStorage.paradas.put(p.getId(), p);
    }
}

From source file:org.jboss.fuse.security.role.cxf.Client.java

protected static String inputStreamToString(InputStream is) {
    Scanner s = new Scanner(is).useDelimiter("\\A");
    return s.hasNext() ? s.next() : "";
}

From source file:Main.java

public static double[] readVectorDouble(String path) throws FileNotFoundException {
    ArrayList<Double> arr = new ArrayList<Double>();
    System.err.println("Load vector from " + path);
    Scanner sc = new Scanner(new BufferedReader(new FileReader(path)));
    while (sc.hasNext()) {
        String line = sc.nextLine();
        if (line.isEmpty()) {
            break;
        }/* w  ww .ja  v  a 2s . c o m*/
        if (line.startsWith("%%")) { // detect matrix market format
            System.err.println(line);
            while (sc.nextLine().startsWith("%"))
                ; // skip the comment line, and the dimension info.
            continue;
        }
        arr.add(Double.parseDouble(line));
    }
    System.err.println("Length: " + arr.size());
    double[] ret = new double[arr.size()];
    for (int i = 0; i < arr.size(); i++)
        ret[i] = arr.get(i);
    System.err.println("Done.");
    return ret;
}

From source file:net.acesinc.convergentui.content.TextHttpMessageConverter.java

static String convertStreamToString(java.io.InputStream is) {
    java.util.Scanner s = new java.util.Scanner(is).useDelimiter("\\A");
    return s.hasNext() ? s.next() : "";
}

From source file:com.aerofs.baseline.http.HttpUtils.java

public static String readStreamToString(InputStream in) throws IOException {
    Scanner scanner = new Scanner(in).useDelimiter("\\A");
    return scanner.hasNext() ? scanner.next() : "";
}

From source file:org.dspace.authority.rest.RESTConnector.java

public static String convertStreamToString(InputStream is) {
    Scanner s = new Scanner(is).useDelimiter("\\A");
    return s.hasNext() ? s.next() : "";
}

From source file:Main.java

public static double[][] readMatrixDouble(String path) throws FileNotFoundException {
    int n = 0, p = 0;
    System.err.println("Load matrix from " + path);
    Scanner sc = new Scanner(new BufferedReader(new FileReader(path)));
    while (sc.hasNext()) {
        String line = sc.nextLine();
        if (line.startsWith("%")) {
            System.err.println(line);
        } else {/*from  w  w  w .ja  v  a  2  s .c  o  m*/
            String[] dim = line.split(" ");
            n = Integer.parseInt(dim[0]);
            p = Integer.parseInt(dim[1]);
            System.err.println("num rows: " + n + "\n" + "num cols: " + p);
            break;
        }
    }
    int count = 0;
    double[][] mat = new double[p][n];
    int row = 0, col = 0;
    while (sc.hasNextLine()) {
        String line = sc.nextLine();
        if (line.isEmpty()) {
            break;
        }
        Double val = Double.parseDouble(line);
        mat[col][row] = val;
        row++;
        if (row == n) {
            row = 0;
            col++;
        }
        count++;
    }
    if (count != n * p) {
        System.err.println("Parse fail: not enough elements. num rows: " + n + "\n" + "num cols: " + p
                + "\n nun elements: " + count);
        return null;
    }
    System.err.println("Done.");
    return mat;
}

From source file:Main.java

public static float[][] readMatrix(String path) throws FileNotFoundException {
    int n = 0, p = 0;
    System.err.println("Load matrix from " + path);
    Scanner sc = new Scanner(new BufferedReader(new FileReader(path)));
    while (sc.hasNext()) {
        String line = sc.nextLine();
        if (line.startsWith("%")) {
            System.err.println(line);
        } else {//  ww w .j a v a2s  . c  om
            String[] dim = line.split(" ");
            n = Integer.parseInt(dim[0]);
            p = Integer.parseInt(dim[1]);
            System.err.println("num rows: " + n + "\n" + "num cols: " + p);
            break;
        }
    }
    int count = 0;
    float[][] mat = new float[p][n];
    int row = 0, col = 0;
    while (sc.hasNextLine()) {
        String line = sc.nextLine();
        if (line.isEmpty()) {
            break;
        }
        Float val = Float.parseFloat(line);
        mat[col][row] = val;
        row++;
        if (row == n) {
            row = 0;
            col++;
        }
        count++;
    }
    if (count != n * p) {
        System.err.println("Parse fail: not enough elements. num rows: " + n + "\n" + "num cols: " + p
                + "\n nun elements: " + count);
        return null;
    }
    System.err.println("Done.");
    return mat;
}

From source file:Main.java

public static List<String> asList(String source, String separator) {
    Scanner scanner = new Scanner(source);
    scanner.useDelimiter(separator);/*  w  ww .  ja  va  2  s . co  m*/
    List<String> list = new ArrayList<String>();
    while (scanner.hasNext()) {
        list.add(scanner.next());
    }
    return list;
}

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

public static void upload(String url, String playerName, File jsonfile, File sourcefile)
        throws ClientProtocolException, IOException {
    CloseableHttpClient httpclient = HttpClients.createDefault();
    try {/*ww w  . j av  a 2  s . c  o  m*/
        HttpPost httppost = new HttpPost(url);

        FileBody json = new FileBody(jsonfile);
        FileBody source = new FileBody(sourcefile);
        String jsontext = readFromFile(jsonfile);

        HttpEntity reqEntity = MultipartEntityBuilder.create()
                .addPart("playerName", new StringBody(playerName, ContentType.TEXT_PLAIN))
                .addPart("jsonfile", json).addPart("sourcefile", source)
                .addPart("language", new StringBody("java", ContentType.TEXT_PLAIN))
                .addPart("jsontext", new StringBody(jsontext, ContentType.TEXT_PLAIN)).addPart("sourcetext",
                        new StringBody("public class Foo {\n  int x=5\n}", ContentType.TEXT_PLAIN))
                .build();

        httppost.setEntity(reqEntity);

        System.out.println("executing request " + httppost.getRequestLine());
        CloseableHttpResponse response = httpclient.execute(httppost);
        try {
            //System.out.println("----------------------------------------");
            System.out.println(response.getStatusLine());
            HttpEntity resEntity = response.getEntity();
            if (resEntity != null) {
                //System.out.println("Response content length: " + resEntity.getContentLength());
                Scanner sc = new Scanner(resEntity.getContent());
                while (sc.hasNext()) {
                    System.out.println(sc.nextLine());
                }
                sc.close();
                EntityUtils.consume(resEntity);
            }
        } finally {
            response.close();
        }
    } finally {
        httpclient.close();
    }
}