Example usage for java.nio.file Files lines

List of usage examples for java.nio.file Files lines

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Introduction

In this page you can find the example usage for java.nio.file Files lines.

Prototype

public static Stream<String> lines(Path path) throws IOException

Source Link

Document

Read all lines from a file as a Stream .

Usage

From source file:de.bund.bfr.knime.gis.GisUtils.java

public static CoordinateReferenceSystem getCoordinateSystem(String shpFile)
        throws InvalidPathException, MalformedURLException, IOException, FactoryException, NoSuchFileException {
    try (Stream<String> stream = Files
            .lines(KnimeUtils.getFile(FilenameUtils.removeExtension(shpFile) + ".prj").toPath())) {
        return CRS.parseWKT(stream.collect(Collectors.joining()));
    }//from   w  ww .  jav a2 s. c  om
}

From source file:org.perfcake.examples.weaver.Weaver.java

/**
 * Initializes the configuration.//  w  w  w . ja  va  2s  .c  o m
 *
 * @throws IOException
 *       When it was not possible to parse the configuration.
 */
public void init() throws IOException {
    int maxThreads = Files.lines(Paths.get(config)).collect(Collectors.summingInt(this::parseWorker));
    if (threads > maxThreads || threads == 0) {
        if (threads > maxThreads) {
            log.warn("Maximum possible threads is " + maxThreads + ", while you requested " + threads
                    + ". Using " + maxThreads + ".");
        }
        threads = maxThreads;
    }

    if (shuffle) {
        log.info("Shuffling workers...");

        final List<Worker> workersList = workers.stream().collect(Collectors.toList());
        Collections.shuffle(workersList);
        workers.clear();
        workersList.forEach(workers::offer);
    }

    log.info("Creating executor with " + threads + " threads.");

    executor = new ThreadPoolExecutor(threads, threads, 0L, TimeUnit.MILLISECONDS, new LinkedBlockingQueue<>(),
            new ThreadFactoryBuilder().setDaemon(true).setNameFormat("worker-thread-%d").build());
}

From source file:es.upv.grycap.coreutils.logging.test.LogManagerTest.java

private void assertThatLogfileContains(final String msg) throws IOException {
    assertThat("Log file contains expected message",
            Files.lines(Paths.get(TESTLOG_FILENAME)).anyMatch(line -> line.contains(msg)));
}

From source file:com.intelligentz.appointmentz.controllers.addSession.java

@SuppressWarnings("Since15")
@Override/*from   w  w  w .j a  v  a 2 s  .c om*/
public void doPost(HttpServletRequest req, HttpServletResponse res) throws ServletException, IOException {
    try {
        String room_id = null;
        String doctor_id = null;
        String start_time = null;
        String date_picked = null;
        ArrayList<SessonCustomer> sessonCustomers = new ArrayList<>();
        DiskFileItemFactory factory = new DiskFileItemFactory();
        // maximum size that will be stored in memory
        factory.setSizeThreshold(maxMemSize);
        // Location to save data that is larger than maxMemSize.
        factory.setRepository(new File(filePath + "temp"));

        // Create a new file upload handler
        ServletFileUpload upload = new ServletFileUpload(factory);
        // maximum file size to be uploaded.
        upload.setSizeMax(maxFileSize);

        // Parse the request to get file items.
        List fileItems = upload.parseRequest(req);

        // Process the uploaded file items
        Iterator i = fileItems.iterator();

        while (i.hasNext()) {
            FileItem fi = (FileItem) i.next();
            if (!fi.isFormField()) {
                // Get the uploaded file parameters
                String fieldName = fi.getFieldName();
                String fileName = fi.getName();
                String contentType = fi.getContentType();
                boolean isInMemory = fi.isInMemory();
                long sizeInBytes = fi.getSize();
                // Write the file
                if (fileName.lastIndexOf("\\") >= 0) {
                    filePath = filePath + fileName.substring(fileName.lastIndexOf("\\"));
                    file = new File(filePath);
                } else {
                    filePath = filePath + fileName.substring(fileName.lastIndexOf("\\") + 1);
                    file = new File(filePath);
                }
                fi.write(file);
                Files.lines(Paths.get(filePath)).forEach((line) -> {
                    String[] cust = line.split(",");
                    sessonCustomers.add(new SessonCustomer(cust[0].trim(), Integer.parseInt(cust[1].trim())));
                });
            } else {
                if (fi.getFieldName().equals("room_id"))
                    room_id = fi.getString();
                else if (fi.getFieldName().equals("doctor_id"))
                    doctor_id = fi.getString();
                else if (fi.getFieldName().equals("start_time"))
                    start_time = fi.getString();
                else if (fi.getFieldName().equals("date_picked"))
                    date_picked = fi.getString();
            }
        }

        con = new connectToDB();
        if (con.connect()) {
            Connection connection = con.getConnection();
            Class.forName("com.mysql.jdbc.Driver");
            Statement stmt = connection.createStatement();
            String SQL, SQL1, SQL2;
            SQL1 = "insert into db_bro.session ( doctor_id, room_id, date, start_time) VALUES (?,?,?,?)";
            PreparedStatement preparedStmt = connection.prepareStatement(SQL1);
            preparedStmt.setString(1, doctor_id);
            preparedStmt.setString(2, room_id);
            SimpleDateFormat formatter = new SimpleDateFormat("yyyy-MM-dd-HH:mm");
            try {
                java.util.Date d = formatter.parse(date_picked + "-" + start_time);
                Date d_sql = new Date(d.getTime());
                java.util.Date N = new java.util.Date();
                if (N.compareTo(d) > 0) {
                    res.sendRedirect("./error.jsp?error=Invalid Date!");
                }
                //String [] T = start_time.split(":");
                //Time t = Time.valueOf(start_time);
                //Time t = new Time(Integer.parseInt(T[0]),Integer.parseInt(T[1]),0);

                //java.sql.Time t_sql = new java.sql.Date(d.getTime());
                preparedStmt.setString(4, start_time + ":00");
                preparedStmt.setDate(3, d_sql);
            } catch (ParseException e) {
                displayMessage(res, "Invalid Date!" + e.getLocalizedMessage());
            }

            // execute the preparedstatement
            preparedStmt.execute();

            SQL = "select * from db_bro.session ORDER BY session_id DESC limit 1";
            ResultSet rs = stmt.executeQuery(SQL);

            boolean check = false;
            while (rs.next()) {
                String db_doctor_id = rs.getString("doctor_id");
                String db_date_picked = rs.getString("date");
                String db_start_time = rs.getString("start_time");
                String db_room_id = rs.getString("room_id");

                if ((doctor_id == null ? db_doctor_id == null : doctor_id.equals(db_doctor_id))
                        && (start_time == null ? db_start_time == null
                                : (start_time + ":00").equals(db_start_time))
                        && (room_id == null ? db_room_id == null : room_id.equals(db_room_id))
                        && (date_picked == null ? db_date_picked == null
                                : date_picked.equals(db_date_picked))) {
                    check = true;
                    //displayMessage(res,"Authentication Success!");
                    SQL2 = "insert into db_bro.session_customers ( session_id, mobile, appointment_num) VALUES (?,?,?)";
                    for (SessonCustomer sessonCustomer : sessonCustomers) {
                        preparedStmt = connection.prepareStatement(SQL2);
                        preparedStmt.setString(1, rs.getString("session_id"));
                        preparedStmt.setString(2, sessonCustomer.getMobile());
                        preparedStmt.setInt(3, sessonCustomer.getAppointment_num());
                        preparedStmt.execute();
                    }
                    try {
                        connection.close();
                    } catch (SQLException e) {
                        displayMessage(res, "SQLException");
                    }

                    res.sendRedirect("./home");

                }
            }
            if (!check) {

                try {
                    connection.close();
                } catch (SQLException e) {
                    displayMessage(res, "SQLException");
                }
                displayMessage(res, "SQL query Failed!");
            }
        } else {
            con.showErrormessage(res);
        }

        /*res.setContentType("text/html");//setting the content type
        PrintWriter pw=res.getWriter();//get the stream to write the data
                
        //writing html in the stream
        pw.println("<html><body>");
        pw.println("Welcome to servlet: "+username);
        pw.println("</body></html>");
                
        pw.close();//closing the stream
        */
    } catch (Exception ex) {
        Logger.getLogger(authenticate.class.getName()).log(Level.SEVERE, null, ex);
        displayMessage(res, "Error!" + ex.getLocalizedMessage());
    }
}

From source file:org.xlrnet.tibaija.FileSystemCodeProvider.java

@NotNull
private String loadFileContent(@NotNull Path filepath) throws IOException {
    checkArgument(!Files.isDirectory(filepath), "Path must be a file");

    return Files.lines(filepath).collect(Collectors.joining("\n"));
}

From source file:org.cryptomator.cli.Args.java

public String getVaultPassword(String vaultName) {
    if (vaultPasswords.getProperty(vaultName) == null) {
        Path vaultPasswordPath = Paths.get(vaultPasswordFiles.getProperty(vaultName));
        if (Files.isReadable(vaultPasswordPath) && Files.isRegularFile(vaultPasswordPath)) {
            try (Stream<String> lines = Files.lines(vaultPasswordPath)) {
                return lines.findFirst().get().toString();
            } catch (IOException e) {
                return null;
            }/*from   www.j av  a  2 s  .c o m*/
        }
        return null;
    }
    return vaultPasswords.getProperty(vaultName);
}

From source file:com.att.aro.core.settings.impl.JvmSettings.java

@SuppressFBWarnings("NP_NULL_ON_SOME_PATH_FROM_RETURN_VALUE")
@Override/*  w  w  w. java  2  s .  co m*/
public String setAttribute(String name, String value) {
    if (!StringUtils.equals("Xmx", name)) {
        throw new IllegalArgumentException("Not a valid property:" + name);
    }
    if (!NumberUtils.isNumber(value)) {
        throw new IllegalArgumentException(
                value + " is not a valid value for memory; Please enter an integer value.");
    }
    validateSize(Long.valueOf(value));
    Path path = Paths.get(CONFIG_FILE_PATH);
    List<String> values = Collections.emptyList();
    if (!path.toFile().exists()) {
        createConfig(CONFIG_FILE_PATH, Collections.singletonList("-Xmx" + value + "m"));
        return value;
    } else {
        try (Stream<String> lines = Files.lines(path)) {
            values = lines.filter((line) -> !StringUtils.contains(line, name)).collect(Collectors.toList());
            values.add(0, "-Xmx" + value + "m");
            FileUtils.deleteQuietly(path.toFile());
        } catch (IOException e) {
            String message = "Counldn't read vm options file";
            LOGGER.error(message, e);
            throw new ARORuntimeException(message, e);
        }
        createConfig(CONFIG_FILE_PATH, values);
    }
    return value;
}

From source file:de.citec.sc.templates.PageRankTemplate.java

private void loadPageRanks() {

    pageRankMap = new ConcurrentHashMap<>(19500000);
    //            String path = "dbpediaFiles/pageranks.ttl";
    String path = "pagerank.csv";

    System.out.print("Loading pagerank scores to memory ...");

    try (Stream<String> stream = Files.lines(Paths.get(path))) {
        stream.parallel().forEach(item -> {

            String line = item.toString();

            String[] data = line.split("\t");
            String uri = data[1];
            Double v = Double.parseDouble(data[2]);
            if (!(uri.contains("Category:") || uri.contains("(disambiguation)"))) {

                uri = StringEscapeUtils.unescapeJava(uri);

                try {
                    uri = URLDecoder.decode(uri, "UTF-8");
                } catch (Exception e) {
                }/*from  www. ja v a2s  .  c  om*/

                pageRankMap.put(uri, v);

            }

        });

    } catch (IOException e) {
        e.printStackTrace();
    }

    System.out.println("  DONE");

    System.out.println(pageRankMap.get("Germany"));
    System.out.println(pageRankMap.get("History_of_Germany"));
    System.out.println(pageRankMap.get("German_language"));

    int z = 1;
}

From source file:com.schnobosoft.semeval.cortical.SemEvalTextSimilarity.java

/**
 * Read an input file of tab-separated texts. Ignoring empty lines.
 *
 * @param inputFile the input {@link File}
 * @return an array {@link CompareModels}, each holding two {@link Text}s which have been read from the file.
 * @throws IOException//from   ww w. jav  a2s  .  com
 */
private static CompareModels[] readInput(File inputFile) throws IOException {
    LOG.info("Reading input file " + inputFile);
    assert inputFile.getName().startsWith(INPUT_FILE_PREFIX);
    List<CompareModels> lines = Files.lines(inputFile.toPath()).filter((s) -> !s.isEmpty())
            .map(line -> line.split("\t")).map(line -> new CompareModels(new Text(line[0]), new Text(line[1])))
            .collect(Collectors.toList());
    return lines.toArray(new CompareModels[lines.size()]);
}

From source file:org.openhab.binding.onewiregpio.handler.OneWireGPIOHandler.java

private BigDecimal readSensorTemperature(String gpioFile) {
    try (Stream<String> stream = Files.lines(Paths.get(gpioFile))) {
        Optional<String> temperatureLine = stream
                .filter(s -> s.contains(OneWireGPIOBindingConstants.FILE_TEMP_MARKER)).findFirst();
        if (temperatureLine.isPresent()) {
            String line = temperatureLine.get();
            String tempString = line.substring(line.indexOf(OneWireGPIOBindingConstants.FILE_TEMP_MARKER)
                    + OneWireGPIOBindingConstants.FILE_TEMP_MARKER.length());
            Integer intTemp = Integer.parseInt(tempString);
            if (getThing().getStatus() != ThingStatus.ONLINE) {
                updateStatus(ThingStatus.ONLINE);
            }/*ww w. j  a  v a  2 s  . co m*/
            return BigDecimal.valueOf(intTemp).movePointLeft(3);
        } else {
            logger.debug(
                    "GPIO file didn't contain line with 't=' where temperature value should be available. Check if configuration points to the proper file");
            return null;
        }
    } catch (IOException | InvalidPathException e) {
        logger.debug("error reading GPIO bus file. File path is: {}.  Check if path is proper.", gpioFile, e);
        updateStatus(ThingStatus.OFFLINE, ThingStatusDetail.COMMUNICATION_ERROR,
                "Error reading GPIO bus file.");
        return null;
    }

}