Example usage for java.nio.file StandardOpenOption CREATE

List of usage examples for java.nio.file StandardOpenOption CREATE

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Introduction

In this page you can find the example usage for java.nio.file StandardOpenOption CREATE.

Prototype

StandardOpenOption CREATE

To view the source code for java.nio.file StandardOpenOption CREATE.

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Document

Create a new file if it does not exist.

Usage

From source file:org.wso2.msf4j.perftest.echo.springboot.EchoService.java

@RequestMapping("/EchoService/fileecho")
@ResponseBody//from  w w  w .j  av a 2 s. co  m
public String fileWrite(@RequestBody String body) throws InterruptedException, IOException {
    String returnStr = "";
    java.nio.file.Path tempfile = Files.createTempFile(UUID.randomUUID().toString(), ".tmp");
    Files.write(tempfile, body.getBytes(Charset.defaultCharset()), StandardOpenOption.CREATE,
            StandardOpenOption.TRUNCATE_EXISTING);
    returnStr = new String(Files.readAllBytes(tempfile), Charset.defaultCharset());
    Files.delete(tempfile);
    return returnStr;
}

From source file:org.schedulesdirect.api.utils.HttpUtils.java

static public void captureToDisk(String msg) {
    Config conf = Config.get();//from  w  ww. j a  v a 2 s.c om
    if (conf.captureHttpComm()) {
        if (!auditSetup)
            setupAudit();

        try {
            if (AUDIT_LOG != null)
                synchronized (HttpUtils.class) {
                    Files.write(AUDIT_LOG, msg.getBytes("UTF-8"), StandardOpenOption.APPEND,
                            StandardOpenOption.WRITE, StandardOpenOption.CREATE);
                }
        } catch (IOException e) {
            LOG.error("Unable to write capture file, logging at trace level instead!", e);
            LOG.trace(msg);
        }
    }
}

From source file:org.eclipse.winery.repository.backend.filebased.AutoSaveListener.java

@Override
public void configurationChanged(ConfigurationEvent event) {
    if (!event.isBeforeUpdate()) {
        try {/*  w w  w .  j av  a  2  s  .  co m*/
            if (!Files.exists(this.path.getParent())) {
                Files.createDirectories(this.path.getParent());
            }
        } catch (IOException ce) {
            AutoSaveListener.logger.error("Could not update properties file", ce);
            return;
        }
        try (OutputStream out = Files.newOutputStream(this.path, StandardOpenOption.CREATE,
                StandardOpenOption.TRUNCATE_EXISTING)) {
            OutputStreamWriter writer = new OutputStreamWriter(out);
            this.configuration.save(writer);
        } catch (ConfigurationException | IOException ce) {
            AutoSaveListener.logger.error("Could not update properties file", ce);
        }
    }
}

From source file:com.surevine.gateway.scm.git.jgit.TestUtility.java

public static LocalRepoBean createTestRepoMultipleBranches() throws Exception {
    final String projectKey = "test_" + UUID.randomUUID().toString();
    final String repoSlug = "testRepo";
    final String remoteURL = "ssh://fake_url";
    final Path repoPath = Paths.get(PropertyUtil.getGitDir(), "local_scm", projectKey, repoSlug);
    Files.createDirectories(repoPath);
    final Repository repo = new FileRepository(repoPath.resolve(".git").toFile());
    repo.create();/* w  w  w.  java  2  s  .  co m*/
    final StoredConfig config = repo.getConfig();
    config.setString("remote", "origin", "url", remoteURL);
    config.save();

    final LocalRepoBean repoBean = new LocalRepoBean();
    repoBean.setProjectKey(projectKey);
    repoBean.setSlug(repoSlug);
    repoBean.setLocalBare(false);

    final Git git = new Git(repo);

    // add some files to some branches
    for (int i = 0; i < 3; i++) {
        final String filename = "newfile" + i + ".txt";
        Files.write(repoPath.resolve(filename), Arrays.asList("Hello World"), StandardCharsets.UTF_8,
                StandardOpenOption.CREATE, StandardOpenOption.APPEND);
        git.add().addFilepattern(filename).call();
        git.commit().setMessage("Added " + filename).call();
    }

    git.checkout().setName("branch1").setCreateBranch(true).call();
    for (int i = 0; i < 3; i++) {
        final String filename = "branch1" + i + ".txt";
        Files.write(repoPath.resolve(filename), Arrays.asList("Hello World"), StandardCharsets.UTF_8,
                StandardOpenOption.CREATE, StandardOpenOption.APPEND);
        git.add().addFilepattern(filename).call();
        git.commit().setMessage("Added " + filename).call();
    }

    git.checkout().setName("master").call();
    git.checkout().setName("branch2").setCreateBranch(true).call();
    for (int i = 0; i < 3; i++) {
        final String filename = "branch2" + i + ".txt";
        Files.write(repoPath.resolve(filename), Arrays.asList("Hello World"), StandardCharsets.UTF_8,
                StandardOpenOption.CREATE, StandardOpenOption.APPEND);
        git.add().addFilepattern(filename).call();
        git.commit().setMessage("Added " + filename).call();
    }

    repo.close();
    return repoBean;
}

From source file:com.scaniatv.LangFileUpdater.java

/**
 * Method that updates a custom lang file.
 * /*from w w  w  .java 2  s . c  o m*/
 * @param stringArray 
 * @param langFile 
 */
public static void updateCustomLang(String stringArray, String langFile) {
    final StringBuilder sb = new StringBuilder();
    final JSONArray array = new JSONArray(stringArray);

    for (int i = 0; i < array.length(); i++) {
        JSONObject obj = array.getJSONObject(i);

        sb.append("$.lang.register('" + obj.getString("id") + "', '"
                + sanitizeResponse(obj.getString("response")) + "');\n");
    }

    try {
        langFile = CUSTOM_LANG_ROOT + langFile.replaceAll("\\\\", "/");

        File file = new File(langFile);
        boolean exists = true;

        // Make sure the folder exists.
        if (!file.getParentFile().isDirectory()) {
            file.getParentFile().mkdirs();
        }

        // This is used if we need to load the script or not.
        if (!file.exists()) {
            exists = false;
        }

        // Write the data.
        Files.write(Paths.get(langFile), sb.toString().getBytes(StandardCharsets.UTF_8),
                StandardOpenOption.CREATE, StandardOpenOption.TRUNCATE_EXISTING);

        // If the script doesn't exist, load it.
        if (!exists) {
            ScriptManager.loadScript(file);
        }
    } catch (IOException ex) {
        com.gmt2001.Console.err.printStackTrace(ex);
    }
}

From source file:org.diorite.impl.plugin.PluginManagerImpl.java

public static void saveCache() {
    try {//from w w  w. j  a  va2 s  .  c  o  m
        Files.write(new File("pluginsCache.txt").toPath(),
                mainClassCache.entrySet().stream().map(e -> e.getValue() + CACHE_PATTERN_SEP + e.getKey())
                        .collect(Collectors.toList()),
                StandardCharsets.UTF_8, StandardOpenOption.WRITE, StandardOpenOption.CREATE);
    } catch (final Exception e) {
        if (CoreMain.isEnabledDebug()) {
            e.printStackTrace();
        }
    }
}

From source file:org.wurtele.ifttt.watchers.WorkTimesWatcher.java

private void processFile(Path input) {
    logger.info("Updating " + output);

    try (Workbook wb = new XSSFWorkbook();
            OutputStream out = Files.newOutputStream(output, StandardOpenOption.CREATE,
                    StandardOpenOption.TRUNCATE_EXISTING)) {
        Sheet sheet = wb.createSheet("Time Sheet");
        List<WorkDay> days = new ArrayList<>();
        DateFormat df = new SimpleDateFormat("MMMM dd, yyyy 'at' hh:mma");
        for (String line : Files.readAllLines(input)) {
            String[] data = line.split(";");
            LocationType type = LocationType.valueOf(data[0].toUpperCase());
            Date time = df.parse(data[1]);
            Date day = DateUtils.truncate(time, Calendar.DATE);
            WorkDay wd = new WorkDay(day);
            if (days.contains(wd))
                wd = days.get(days.indexOf(wd));
            else//from   w w  w  . j av  a 2 s  . c  o m
                days.add(wd);
            wd.getTimes().add(new WorkTime(time, type));
        }

        CreationHelper helper = wb.getCreationHelper();
        Font bold = wb.createFont();
        bold.setBoldweight(Font.BOLDWEIGHT_BOLD);

        CellStyle dateStyle = wb.createCellStyle();
        dateStyle.setDataFormat(helper.createDataFormat().getFormat("MMMM d, yyyy"));
        CellStyle timeStyle = wb.createCellStyle();
        timeStyle.setDataFormat(helper.createDataFormat().getFormat("h:mm AM/PM"));
        CellStyle headerStyle = wb.createCellStyle();
        headerStyle.setAlignment(CellStyle.ALIGN_CENTER);
        headerStyle.setFont(bold);
        CellStyle totalStyle = wb.createCellStyle();
        totalStyle.setAlignment(CellStyle.ALIGN_RIGHT);

        Row header = sheet.createRow(0);
        header.createCell(0).setCellValue("DATE");
        header.getCell(0).setCellStyle(headerStyle);

        Collections.sort(days);
        for (int r = 0; r < days.size(); r++) {
            WorkDay day = days.get(r);
            Row row = sheet.createRow(r + 1);
            row.createCell(0).setCellValue(day.getDate());
            row.getCell(0).setCellStyle(dateStyle);
            Collections.sort(day.getTimes());
            for (int c = 0; c < day.getTimes().size(); c++) {
                WorkTime time = day.getTimes().get(c);
                if (sheet.getRow(0).getCell(c + 1) != null
                        && !sheet.getRow(0).getCell(c + 1).getStringCellValue().equals(time.getType().name())) {
                    throw new Exception("Invalid data");
                } else if (sheet.getRow(0).getCell(c + 1) == null) {
                    sheet.getRow(0).createCell(c + 1).setCellValue(time.getType().name());
                    sheet.getRow(0).getCell(c + 1).setCellStyle(headerStyle);
                }
                row.createCell(c + 1).setCellValue(time.getTime());
                row.getCell(c + 1).setCellStyle(timeStyle);
            }
        }

        int totalCol = header.getLastCellNum();
        header.createCell(totalCol).setCellValue("TOTAL");
        header.getCell(totalCol).setCellStyle(headerStyle);

        for (int r = 0; r < days.size(); r++) {
            sheet.getRow(r + 1).createCell(totalCol).setCellValue(days.get(r).getTotal());
            sheet.getRow(r + 1).getCell(totalCol).setCellStyle(totalStyle);
        }

        for (int c = 0; c <= totalCol; c++) {
            sheet.autoSizeColumn(c);
        }

        wb.write(out);
    } catch (Exception e) {
        logger.error("Failed to update " + output, e);
    }
}

From source file:net.sf.jclal.listener.RealScenarioListener.java

/**
 * {@inheritDoc}/*from   w w w. j  ava2 s .c  o m*/
 */
@Override
public void algorithmStarted(AlgorithmEvent event) {

    super.algorithmStarted(event);

    in = new BufferedReader(new InputStreamReader(System.in));

    if (getInformativeInstances() == null || getInformativeInstances().isEmpty()) {
        setInformativeInstances(newInformativeInstances());
    }

    File keep = new File(getInformativeInstances());
    keep.getParentFile().mkdirs();

    try {
        writer = Files.newBufferedWriter(new File(getInformativeInstances()).toPath(), Charset.defaultCharset(),
                StandardOpenOption.CREATE, StandardOpenOption.APPEND);

    } catch (IOException ex) {
        Logger.getLogger(RealScenarioListener.class.getName()).log(Level.SEVERE, null, ex);
    }

    ///////////////////////////////////
    System.out.println(
            "\nWelcome to the real scenario listener. You can use it to obtain the most informative unlabeled data."
                    + "\nAt the end of this session you can save the labeled data for further analysis."
                    + "\nYou must specify in the configuration file the parameter <informative-instances> for setting the path where the "
                    + "instances that were labeled will be saved."
                    + "\nThis example of real-world use can be combined with a simulated or a human oracle."
                    + "\nThe labeled instances will be stored sequentially in: " + getInformativeInstances()
                    + "." + "\nIf you are ready to begin please press <enter>.");

    readLine();

    System.out.println("Active Learning begins...");
}

From source file:cn.codepub.redis.directory.RedisLockFactory.java

@Override
public Lock obtainLock(@NonNull Directory dir, String lockName) throws IOException {
    if (!(dir instanceof RedisDirectory)) {
        throw new IllegalArgumentException("Expect argument of type [" + RedisDirectory.class.getName() + "]!");
    }// w w  w .jav  a2s .  c o m
    Path lockFile = lockFileDirectory.resolve(lockName);
    try {
        Files.createFile(lockFile);
        log.debug("Lock file path = {}", lockFile.toFile().getAbsolutePath());
    } catch (IOException ignore) {
        //ignore
        log.debug("Lock file already exists!");
    }
    final Path realPath = lockFile.toRealPath();
    final FileTime creationTime = Files.readAttributes(realPath, BasicFileAttributes.class).creationTime();
    if (LOCK_HELD.add(realPath.toString())) {
        FileChannel fileChannel = null;
        FileLock lock = null;
        try {
            fileChannel = FileChannel.open(realPath, StandardOpenOption.CREATE, StandardOpenOption.WRITE);
            lock = fileChannel.tryLock();
            if (lock != null) {
                return new RedisLock(lock, fileChannel, realPath, creationTime);
            } else {
                throw new LockObtainFailedException("Lock held by another program: " + realPath);
            }
        } finally {
            if (lock == null) {
                IOUtils.closeQuietly(fileChannel);
                clearLockHeld(realPath);
            }
        }
    } else {
        throw new LockObtainFailedException("Lock held by this virtual machine: " + realPath);
    }
}