Example usage for java.util Scanner useDelimiter

Introduction

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

Prototype

public Scanner useDelimiter(String pattern) 

Source Link

Document

Sets this scanner's delimiting pattern to a pattern constructed from the specified String .

Usage

From source file:csns.importer.parser.csula.RosterParserImpl.java

/**
 * This parser handles the format under CSULA Baseline -> CSULA Student
 * Records -> Class Roster on GET. A sample record is as follows:
 * "1 123456789 Doe,John M 3.00 ETG CS MS G1". Note that some fields like
 * middle name and units may not be present, and some people's last name has
 * space in it.//from w w w.ja  v  a  2s.c  o  m
 */
private List<ImportedUser> parse1(String text) {
    List<ImportedUser> students = new ArrayList<ImportedUser>();

    Scanner scanner = new Scanner(text);
    scanner.useDelimiter("\\s+|\\r\\n|\\r|\\n");
    while (scanner.hasNext()) {
        String cin = scanner.next();
        if (!isCin(cin))
            continue;

        String name = "";
        boolean nameFound = false;
        while (scanner.hasNext()) {
            String token = scanner.next();
            name += token + " ";
            if (token.matches(".+,.*")) {
                if (token.endsWith(",") && scanner.hasNext())
                    name += scanner.next();
                nameFound = true;
                break;
            }
        }

        String grade = null;
        boolean gradeFound = false;
        boolean unitsFound = false;
        while (nameFound && scanner.hasNext()) {
            String token = scanner.next();
            if (isUnits(token)) {
                unitsFound = true;
                continue;
            }
            if (isGrade(token)) {
                if (unitsFound) // this must be a grade
                {
                    grade = token;
                    gradeFound = true;
                    break;
                } else
                // this could be a grade or a middle name
                {
                    grade = token;
                    continue;
                }
            }
            if (isProgram(token)) {
                if (grade != null)
                    gradeFound = true;
                break;
            }

            name += token + " ";
        }

        if (nameFound) {
            ImportedUser student = new ImportedUser();
            student.setCin(cin);
            student.setName(name);
            if (gradeFound)
                student.setGrade(grade);
            students.add(student);
        }
    }
    scanner.close();

    return students;
}

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From source file:net.ftb.util.DownloadUtils.java

/**
 * Checks the file for corruption.// w  ww.  j  a  v  a2 s.co m
 * @param file - File to check
 * @param url - base url to grab md5 with old method
 * @return boolean representing if it is valid
 * @throws IOException 
 */
public static boolean backupIsValid(File file, String url) throws IOException {
    Logger.logInfo("Issue with new md5 method, attempting to use backup method.");
    String content = null;
    Scanner scanner = null;
    String resolved = (downloadServers.containsKey(Settings.getSettings().getDownloadServer()))
            ? "http://" + downloadServers.get(Settings.getSettings().getDownloadServer())
            : Locations.masterRepo;
    resolved += "/md5/FTB2/" + url;
    HttpURLConnection connection = null;
    try {
        connection = (HttpURLConnection) new URL(resolved).openConnection();
        connection.setRequestProperty("Cache-Control", "no-transform");
        int response = connection.getResponseCode();
        if (response == 200) {
            scanner = new Scanner(connection.getInputStream());
            scanner.useDelimiter("\\Z");
            content = scanner.next();
        }
        if (response != 200 || (content == null || content.isEmpty())) {
            for (String server : backupServers.values()) {
                resolved = "http://" + server + "/md5/FTB2/" + url.replace("/", "%5E");
                connection = (HttpURLConnection) new URL(resolved).openConnection();
                connection.setRequestProperty("Cache-Control", "no-transform");
                response = connection.getResponseCode();
                if (response == 200) {
                    scanner = new Scanner(connection.getInputStream());
                    scanner.useDelimiter("\\Z");
                    content = scanner.next();
                    if (content != null && !content.isEmpty()) {
                        break;
                    }
                }
            }
        }
    } catch (IOException e) {
    } finally {
        connection.disconnect();
        if (scanner != null) {
            scanner.close();
        }
    }
    String result = fileMD5(file);
    Logger.logInfo("Local: " + result.toUpperCase());
    Logger.logInfo("Remote: " + content.toUpperCase());
    return content.equalsIgnoreCase(result);
}

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From source file:com.pushinginertia.commons.net.client.AbstractHttpPostClient.java

/**
 * Retrieves the response message from the remote host.
 *
 * @param con instantiated connection/*  ww  w . j  av  a2s.c o  m*/
 * @param encoding encoding to use in the response
 * @return response message from the remote host or null if none exists
 * @throws HttpConnectException if there is a problem retrieving the message
 */
protected String getResponseMessage(final HttpURLConnection con, final String encoding)
        throws HttpConnectException {
    try {
        final InputStream is = con.getInputStream();
        final Scanner s = new Scanner(is, encoding);
        s.useDelimiter("\\A"); // \A is the beginning of input
        if (s.hasNext())
            return s.next();
        return null;
    } catch (NoSuchElementException e) {
        // no input
        return null;
    } catch (Exception e) {
        final String msg = "An unexpected error occurred while trying to retrieve the response message from ["
                + getUrl() + "]: " + e.getMessage();
        LOG.error(getClass().getSimpleName(), msg, e);
        throw new HttpConnectException(msg, e);
    }
}

---

From source file:it.acubelab.batframework.systemPlugins.TagmeAnnotator.java

@Override
public HashSet<ScoredAnnotation> solveSa2W(String text) throws AnnotationException {
    // System.out.println(text.length()+ " "+text.substring(0,
    // Math.min(text.length(), 15)));
    // TODO: workaround for a bug in tagme. should be deleted afterwards.
    String newText = "";
    for (int i = 0; i < text.length(); i++)
        newText += (text.charAt(i) > 127 ? ' ' : text.charAt(i));
    text = newText;// w w w. j  av a  2  s.  c  om

    // avoid crashes for empty documents
    int j = 0;
    while (j < text.length() && text.charAt(j) == ' ')
        j++;
    if (j == text.length())
        return new HashSet<ScoredAnnotation>();

    HashSet<ScoredAnnotation> res;
    String params = null;
    try {
        res = new HashSet<ScoredAnnotation>();

        params = "key=" + this.key;
        params += "&lang=en";
        if (epsilon >= 0)
            params += "&epsilon=" + epsilon;
        if (minComm >= 0)
            params += "&min_comm=" + minComm;
        if (minLink >= 0)
            params += "&min_link=" + minLink;
        params += "&text=" + URLEncoder.encode(text, "UTF-8");
        URL wikiApi = new URL(url);

        HttpURLConnection slConnection = (HttpURLConnection) wikiApi.openConnection();
        slConnection.setRequestProperty("accept", "text/xml");
        slConnection.setDoOutput(true);
        slConnection.setDoInput(true);
        slConnection.setRequestMethod("POST");
        slConnection.setRequestProperty("charset", "utf-8");
        slConnection.setRequestProperty("Content-Length", Integer.toString(params.getBytes().length));
        slConnection.setUseCaches(false);
        slConnection.setReadTimeout(0);

        DataOutputStream wr = new DataOutputStream(slConnection.getOutputStream());
        wr.writeBytes(params);
        wr.flush();
        wr.close();

        Scanner s = new Scanner(slConnection.getInputStream());
        Scanner s2 = s.useDelimiter("\\A");
        String resultStr = s2.hasNext() ? s2.next() : "";
        s.close();

        JSONObject obj = (JSONObject) JSONValue.parse(resultStr);
        lastTime = (Long) obj.get("time");

        JSONArray jsAnnotations = (JSONArray) obj.get("annotations");
        for (Object js_ann_obj : jsAnnotations) {
            JSONObject js_ann = (JSONObject) js_ann_obj;
            System.out.println(js_ann);
            int start = ((Long) js_ann.get("start")).intValue();
            int end = ((Long) js_ann.get("end")).intValue();
            int id = ((Long) js_ann.get("id")).intValue();
            float rho = Float.parseFloat((String) js_ann.get("rho"));
            System.out.println(text.substring(start, end) + "->" + id + " (" + rho + ")");
            res.add(new ScoredAnnotation(start, end - start, id, (float) rho));
        }

    } catch (Exception e) {
        e.printStackTrace();
        throw new AnnotationException("An error occurred while querying TagMe API. Message: " + e.getMessage()
                + " Parameters:" + params);
    }
    return res;

}

---

From source file:org.broadleafcommerce.vendor.amazon.s3.S3FileServiceProviderTest.java

protected boolean checkTestFileExists(String filename) {
    boolean ok = false;
    try {// w ww . j  a  v a  2  s.c  o m
        File f = s3FileProvider.getResource(filename);
        if (f.exists()) {
            Scanner fileScanner = new Scanner(f);
            fileScanner.useDelimiter("\\Z");
            String content = fileScanner.next();
            int contentLength = content.length();
            if (contentLength > 10) {
                System.out.println("Returned file contents: " + content);
                ok = TEST_FILE_CONTENTS.equals(content);
            }
            fileScanner.close();
        }
    } catch (Exception e) {
        ok = false;
    }
    return ok;
}

---

From source file:org.unitedinternet.cosmo.db.DbInitializer.java

private List<String> readStatements(String resource) {
    List<String> statements = new ArrayList<>();
    Scanner scanner = null;
    try {/*w ww.j  a  va2  s .co  m*/
        scanner = new Scanner(this.getClass().getResourceAsStream(resource), StandardCharsets.UTF_8.name());
        scanner.useDelimiter(";");
        while (scanner.hasNext()) {
            String statement = scanner.next().replace("\n", " ").trim();
            if (!statement.isEmpty()) {
                statements.add(statement);
            }
        }
    } finally {
        if (scanner != null) {
            scanner.close();
        }
    }
    return statements;
}

---

From source file:eremeykin.pete.plotter.PlotterTopComponent.java

public void update(File home) {
    // for first rpt file
    if (model == null) {
        clear();//from  w w  w .  ja  v  a2 s .  co m
        return;
    }
    File[] rptFiles = home.listFiles(filter());
    // catch if there is no such file
    if (rptFiles.length == 0) {
        clear();
        return;
    }
    File firstRPT = rptFiles[0];

    Scanner scanner;
    try {
        scanner = new Scanner(firstRPT);
        scanner.useDelimiter("\\s+|\n");
    } catch (FileNotFoundException ex) {
        clear();
        return;
    }
    List<Map.Entry<Double, Double>> tmpList = new ArrayList<>();
    for (int i = 0; scanner.hasNext(); i++) {
        String line = scanner.next();
        try {
            double x1 = Double.valueOf(line);
            line = scanner.next();
            double x2 = Double.valueOf(line);
            //                System.out.println("x1=" + x1 + "\nx2=" + x2);
            tmpList.add(new AbstractMap.SimpleEntry<>(x1, x2));
        } catch (NumberFormatException ex) {
            // only if it is the third or following line
            if (i > 1) {
                LOGGER.error("Error while parsing double from file: " + firstRPT.getAbsolutePath());
                JOptionPane.showMessageDialog(this, "Error while parsing result file.", "Parsing error",
                        JOptionPane.ERROR_MESSAGE);
            }
        }

    }
    if (tmpList.isEmpty()) {
        clear();
        return;
    }
    fillData(tmpList, dataSeries, toleranceSeries);

}

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From source file:org.grouter.core.readers.FtpReaderJob.java

/**
 * Parses comma separated string of paths.
 *
 * @param pathIncludingFiles a list with comma separated strings, e.g /tmp/kalle.xml,nisse.xml
 * @return paths/*from  ww w  .j  a  va 2 s .  c om*/
 */
private List<String> getPathIncludingFile(String pathIncludingFiles) {
    List<String> paths = new ArrayList<String>();
    Scanner scanner = new Scanner(pathIncludingFiles);
    try {
        scanner.useDelimiter(",");
        while (scanner.hasNext()) {
            String pathInclFile = scanner.next();
            logger.debug(pathInclFile);
            paths.add(pathInclFile);
        }
    } catch (Exception e) {
        logger.warn(e, e);
    } finally {
        scanner.close();
    }
    return paths;
}

---

From source file:eu.project.ttc.resources.GeneralLanguageResource.java

public void load(InputStream inputStream) throws ResourceInitializationException {
    words = Sets.newHashSet();/*from  ww  w . ja  v  a2 s.c o m*/
    Scanner scanner = null;
    try {
        scanner = new Scanner(inputStream, "UTF-8");
        scanner.useDelimiter("\n");
        int index = 0;
        while (scanner.hasNext()) {
            index++;
            String line = scanner.next();
            String[] items = line.split("::");
            if (items.length == 3) {
                String key = items[0].trim();
                if (!key.contains(" "))
                    this.words.add(key);
                Integer value = Integer.valueOf(items[2].trim());
                this.cumulatedFrequency += value.intValue();
                String lemma = key;
                this.frequencies.put(lemma, new Entry(lemma, items[1], new Integer(value.intValue())));
            } else {
                throw new IOException("Wrong general language format at line " + index + ": " + line);
            }
        }
        this.words = ImmutableSet.copyOf(this.words);

        if (this.frequencies.containsKey(PARAM_NB_CORPUS_WORDS))
            this.nbCorpusWords = this.frequencies.get(PARAM_NB_CORPUS_WORDS).iterator().next().getFrequency();
        else {
            LOGGER.warn("No such key for in GeneralLanguage resource {}", PARAM_NB_CORPUS_WORDS);
            LOGGER.warn("Switch to cumulatedFrequency mode");
            this.cumulatedFrequencyMode = true;
        }
    } catch (Exception e) {
        throw new ResourceInitializationException(e);
    } finally {
        IOUtils.closeQuietly(scanner);
    }
}

---

From source file:eu.project.ttc.resources.PrefixTree.java

@Override
public void load(DataResource data) throws ResourceInitializationException {
    InputStream inputStream = null;
    try {/* w w  w.  ja  v  a 2 s.  c o  m*/
        inputStream = data.getInputStream();
        Scanner scanner = null;
        try {
            String line;
            scanner = new Scanner(inputStream, "UTF-8");
            scanner.useDelimiter(TermSuiteConstants.LINE_BREAK);
            while (scanner.hasNext()) {
                line = scanner.next().split(TermSuiteConstants.DIESE)[0].trim();
                if (line.startsWith("#"))
                    continue;
                else if (line.isEmpty())
                    continue;
                else if (line.endsWith("-")) {
                    if (line.length() == 1)
                        continue;
                    else
                        line = line.substring(0, line.length() - 1);
                }

                rootNode.indexString(toCharQueue(line));
            }
        } catch (Exception e) {
            e.printStackTrace();
            throw new ResourceInitializationException(e);
        } finally {
            IOUtils.closeQuietly(scanner);
        }
    } catch (IOException e) {
        LOGGER.error("Could not load file {}", data.getUrl());
        throw new ResourceInitializationException(e);
    } finally {
        IOUtils.closeQuietly(inputStream);
    }

}

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