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:com.cloudant.client.org.lightcouch.internal.CouchDbUtil.java

public static String streamToString(InputStream in) {
    Scanner s = new Scanner(in, "UTF-8");
    s.useDelimiter("\\A");
    String str = s.hasNext() ? s.next() : null;
    close(in);/*w  ww.ja v a 2s  .co m*/
    s.close();// mdb
    return str;
}

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From source file:com.doplgangr.secrecy.Util.java

public static Map<String, java.io.File> getAllStorageLocations() {
    Map<String, java.io.File> map = new TreeMap<String, File>();

    List<String> mMounts = new ArrayList<String>(99);
    //List<String> mVold = new ArrayList<String>(99);
    mMounts.add(Environment.getExternalStorageDirectory().getAbsolutePath());
    try {//from   w w w  .j  a  v a  2  s . c o m
        java.io.File mountFile = new java.io.File("/proc/mounts");
        if (mountFile.exists()) {
            Scanner scanner = new Scanner(mountFile);
            while (scanner.hasNext()) {
                String line = scanner.nextLine();
                //if (line.startsWith("/dev/block/vold/")) {
                String[] lineElements = line.split(" ");
                String element = lineElements[1];
                mMounts.add(element);
            }
        }
    } catch (Exception e) {
        e.printStackTrace();
    }
    /**
     try {
     java.io.File voldFile = new java.io.File("/system/etc/vold.fstab");
     if (voldFile.exists()) {
     Scanner scanner = new Scanner(voldFile);
     while (scanner.hasNext()) {
     String line = scanner.nextLine();
     //if (line.startsWith("dev_mount")) {
     String[] lineElements = line.split(" ");
     String element = lineElements[2];
            
     if (element.contains(":"))
     element = element.substring(0, element.indexOf(":"));
     mVold.add(element);
     }
     }
     } catch (Exception e) {
     e.printStackTrace();
     }
     **/

    /*
    for (int i = 0; i < mMounts.size(); i++) {
    String mount = mMounts.get(i);
    if (!mVold.contains(mount))
        mMounts.remove(i--);
    }
    mVold.clear();
    */

    List<String> mountHash = new ArrayList<String>(99);

    for (String mount : mMounts) {
        java.io.File root = new java.io.File(mount);
        Util.log(mount, "is checked");
        Util.log(mount, root.exists(), root.isDirectory(), canWrite(root));
        if (canWrite(root)) {
            Util.log(mount, "is writable");
            java.io.File[] list = root.listFiles();
            String hash = "[";
            if (list != null)
                for (java.io.File f : list)
                    hash += f.getName().hashCode() + ":" + f.length() + ", ";
            hash += "]";
            if (!mountHash.contains(hash)) {
                String key = root.getAbsolutePath() + " ("
                        + org.apache.commons.io.FileUtils.byteCountToDisplaySize(root.getUsableSpace())
                        + " free space)";
                mountHash.add(hash);
                map.put(key, root);
            }
        }
    }

    mMounts.clear();
    return map;
}

---

From source file:org.my.eaptest.UploadServlet.java

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

---

From source file:org.bibsonomy.rest.utils.HeaderUtils.java

/**
 * //from w w w . ja  v  a2s  .c  o  m
 * @param acceptHeader 
 *          the HTML ACCEPT Header
 *          <br/>example: 
 *             <code>ACCEPT: text/xml,text/html;q=0.9,text/plain;q=0.8,image/png</code>
 *             would be interpreted in the following precedence:
 *              <ol>
 *             <li>text/xml</li>
 *             <li>image/png</li>
 *             <li>text/html</li>
 *             <li>text/plain</li>
 *              </ol>
 *          )    
 * @return a sorted map with the precedences
 */
public static SortedMap<Double, Vector<String>> getPreferredTypes(final String acceptHeader) {
    // maps the q-value to output format (reverse order)
    final SortedMap<Double, Vector<String>> preferredTypes = new TreeMap<Double, Vector<String>>(
            new Comparator<Double>() {
                @Override
                public int compare(Double o1, Double o2) {
                    if (o1.doubleValue() > o2.doubleValue())
                        return -1;
                    else if (o1.doubleValue() < o2.doubleValue())
                        return 1;
                    else
                        return o1.hashCode() - o2.hashCode();
                }
            });

    if (!present(acceptHeader)) {
        return preferredTypes;
    }

    // fill map with q-values and formats
    final Scanner scanner = new Scanner(acceptHeader.toLowerCase());
    scanner.useDelimiter(",");

    while (scanner.hasNext()) {
        final String[] types = scanner.next().split(";");
        final String type = types[0];
        double qValue = 1;

        if (types.length != 1) {
            /*
             * FIXME: we get 
             *   java.lang.NumberFormatException: For input string: "screen"
             * in the error log because the format we assume seems to be 
             * different by some clients. Until we find out, what is really 
             * wrong (our parsing or the client), we are more careful with
             * parsing external data.
             */
            try {
                qValue = Double.parseDouble(types[1].split("=")[1]);
            } catch (NumberFormatException e) {
                qValue = 0;
                log.error("Couldn't parse accept header '" + acceptHeader + "'");
            }
        }

        Vector<String> v = preferredTypes.get(qValue);
        if (!preferredTypes.containsKey(qValue)) {
            v = new Vector<String>();
            preferredTypes.put(qValue, v);
        }
        v.add(type);
    }
    return preferredTypes;
}

---

From source file:com.sample.ecommerce.util.ElasticSearchUtil.java

public static String getContentFromClasspath(String resourcePath) {
    InputStream inputStream = ElasticSearchUtil.class.getResourceAsStream(resourcePath);
    java.util.Scanner scanner = new java.util.Scanner(inputStream, "UTF-8").useDelimiter("\\A");
    String theString = scanner.hasNext() ? scanner.next() : "";
    scanner.close();//from  w  ww.  j a v a 2 s  .c o m
    return theString;
}

---

From source file:com.almende.pi5.lch.SimManager.java

private static String convertStreamToString(InputStream is) {
    final Scanner s = new Scanner(is, "UTF-8");
    s.useDelimiter("\\A");
    final String result = s.hasNext() ? s.next() : "";
    s.close();/*from   w ww  . j  ava  2 s  .  c  o  m*/
    return result;
}

---

From source file:main.Draft_text_categorization.java

/**
 * Devuelve un Set<String> compuesto por los trminos 
 * que aparecen en el archivo txt pasado como parmetro
 * /*w ww.  j  av a  2 s. co  m*/
 * @param file
 * @return
 */
public static Set<String> fileToSet(Scanner file) {
    Set<String> doc = new HashSet<>();
    while (file.hasNext()) {
        doc.add(file.next().trim().toLowerCase());
    }

    return doc;
}

---

From source file:nz.org.winters.appspot.acrareporter.server.MappingUploadHandler.java

public static String convertStreamToString(java.io.InputStream is) {
    java.util.Scanner s = new java.util.Scanner(is);
    s.useDelimiter("\\A");
    try {/* ww  w.  ja va 2  s.c  o m*/
        return s.hasNext() ? s.next() : "";
    } finally {
        s.close();
    }
}

---

From source file:driimerfinance.helpers.FinanceHelper.java

/**
* Checks if the license is valid using the License Key Server
* 
* @param license key to check//w  w w . ja va  2s  .  com
* @return validity of the license (true or false)
*/
public static boolean checkLicense(String licenseKey) {
    HttpClient httpclient = HttpClients.createDefault();
    HttpPost httppost = new HttpPost("http://driimerfinance.michaelkohler.info/checkLicense");
    List<NameValuePair> params = new ArrayList<NameValuePair>(2);
    params.add(new BasicNameValuePair("key", licenseKey)); // pass the key to the server
    try {
        httppost.setEntity(new UrlEncodedFormEntity(params, "UTF-8"));
    } catch (UnsupportedEncodingException e) {
        return false;
    }

    HttpResponse response = null;
    try {
        response = httpclient.execute(httppost); // get the response from the server
    } catch (IOException e) {
        return false;
    }
    HttpEntity entity = response.getEntity();

    if (entity != null) {
        InputStream instream = null;
        try {
            instream = entity.getContent();
            @SuppressWarnings("resource")
            java.util.Scanner s = new java.util.Scanner(instream).useDelimiter("\\A"); // parse the response
            String responseString = s.hasNext() ? s.next() : "";
            instream.close();
            return responseString.contains("\"valid\":true"); // if the license is valid, return true, else false
        } catch (IllegalStateException | IOException e) {
            return false;
        }
    }
    return false;
}

---

From source file:org.t3.metamediamanager.OmdbProvider.java

/**
 * Converts an InputStream object into a String object.
 * @param is//  ww w .jav a2 s  .  c o  m
 *       The InputStream you want to convert.
 * @return
 *       A String Object.
 */
private static String convertStreamToString(InputStream is) {
    Scanner s = new Scanner(is);
    Scanner s2 = s.useDelimiter("\\A");
    String res = s.hasNext() ? s.next() : "";
    s2.close();
    s.close();
    return res;
}

---

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