Example usage for java.io BufferedWriter flush

List of usage examples for java.io BufferedWriter flush

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Introduction

In this page you can find the example usage for java.io BufferedWriter flush.

Prototype

public void flush() throws IOException

Source Link

Document

Flushes the stream.

Usage

From source file:com.nordicsemi.nrfUARTv2.MainActivity.java

private void generateNoteOnSD(String sFileName, String sBody) {
    File root = new File(Environment.getExternalStorageDirectory(), "Sensors");
    if (!root.exists()) {
        root.mkdirs();//from w  w  w  .  j av a2 s  .  c  o m
    }
    File gpxfile = new File(root, sFileName);
    try {
        BufferedWriter bW;
        bW = new BufferedWriter(new FileWriter(gpxfile, true));
        bW.write(sBody);
        bW.newLine();
        bW.flush();
        bW.close();
    } catch (IOException e) {

    }
}

From source file:de.tudarmstadt.ukp.dkpro.spelling.experiments.errormining.SpellingErrorFilter.java

private void writeItem(BufferedWriter writer, DatasetItem item) throws AnalysisEngineProcessException {
    try {// w w  w  .  j a v  a  2 s  . c  om
        writer.write(item.toString());
        writer.newLine();
        writer.flush();
    } catch (IOException e) {
        throw new AnalysisEngineProcessException(e);
    }
}

From source file:com.sliit.normalize.NormalizeDataset.java

public int whiteningData() {
    System.out.println("whiteningData");

    int nums = 0;
    try {//from   w w  w  . j  a v a 2  s .c om

        if (tempFIle != null && tempFIle.exists()) {

            csv.setSource(tempFIle);
        } else {

            csv.setSource(csvFile);
        }
        Instances instances = csv.getDataSet();
        if (instances.numAttributes() > 10) {
            instances.setClassIndex(instances.numAttributes() - 1);
            RandomProjection random = new RandomProjection();
            random.setDistribution(
                    new SelectedTag(RandomProjection.GAUSSIAN, RandomProjection.TAGS_DSTRS_TYPE));
            reducedDiemensionFile = new File(csvFile.getParent() + "/tempwhite.csv");
            if (!reducedDiemensionFile.exists()) {

                reducedDiemensionFile.createNewFile();
            }
            // CSVSaver saver = new CSVSaver();
            /// saver.setFile(reducedDiemensionFile);
            random.setInputFormat(instances);
            //saver.setRetrieval(AbstractSaver.INCREMENTAL);
            BufferedWriter writer = new BufferedWriter(new FileWriter(reducedDiemensionFile));
            for (int i = 0; i < instances.numInstances(); i++) {

                random.input(instances.instance(i));
                random.setNumberOfAttributes(10);
                random.setReplaceMissingValues(true);
                writer.write(random.output().toString());
                writer.newLine();
                //saver.writeIncremental(random.output());
            }
            writer.flush();
            writer.close();
            nums = random.getNumberOfAttributes();
        } else {

            nums = instances.numAttributes();
        }
    } catch (IOException e) {

        log.error("Error occurred:" + e.getMessage());
    } catch (Exception e) {

        log.error("Error occurred:" + e.getMessage());
    }
    return nums;
}

From source file:com.github.seqware.queryengine.system.exporters.VCFDumper.java

/**
 * <p>dumpVCFFromFeatureSetID.</p>
 *
 * @param fSet a {@link com.github.seqware.queryengine.model.FeatureSet} object.
 * @param file a {@link java.lang.String} object.
 *//*  w w  w  . j  av  a  2 s .c  o m*/
public static void dumpVCFFromFeatureSetID(FeatureSet fSet, String file) {
    BufferedWriter outputStream = null;

    try {
        if (file != null) {
            outputStream = new BufferedWriter(new FileWriter(file));
        } else {
            outputStream = new BufferedWriter(new OutputStreamWriter(System.out));
        }
        outputStream.append("#CHROM   POS\tID\tREF\tALT\tQUAL\tFILTER\tINFO\n");
    } catch (IOException e) {
        Logger.getLogger(VCFDumper.class.getName()).fatal("Exception thrown starting export to file:", e);
        System.exit(-1);
    }

    boolean caughtNonVCF = false;
    boolean mrSuccess = false;
    if (SWQEFactory.getQueryInterface() instanceof MRHBasePersistentBackEnd) {
        // hack to use VCF MR
        if (SWQEFactory.getModelManager() instanceof MRHBaseModelManager) {
            try {
                // pretend that the included com.github.seqware.queryengine.plugins.hbasemr.MRFeaturesByAttributesPlugin is an external plug-in
                Class<? extends PluginInterface> arbitraryPlugin;
                arbitraryPlugin = VCFDumperPlugin.class;
                // get a FeatureSet from the back-end
                QueryFuture<File> future = SWQEFactory.getQueryInterface().getFeaturesByPlugin(0,
                        arbitraryPlugin, fSet);
                File get = future.get();
                BufferedReader in = new BufferedReader(new FileReader(get));
                IOUtils.copy(in, outputStream);
                in.close();
                get.deleteOnExit();
                outputStream.flush();
                outputStream.close();
                mrSuccess = true;
            } catch (IOException e) {
                // fail out on IO error
                Logger.getLogger(VCFDumper.class.getName()).fatal("Exception thrown exporting to file:", e);
                System.exit(-1);
            } catch (Exception e) {
                Logger.getLogger(VCFDumper.class.getName())
                        .info("MapReduce exporting failed, falling-through to normal exporting to file");
                // fall-through and do normal exporting if Map Reduce exporting fails
            }
        } // TODO: clearly this should be expanded to include closing database etc 
    }
    if (mrSuccess) {
        return;
    }
    // fall-through if plugin-fails
    try {
        for (Feature feature : fSet) {
            StringBuffer buffer = new StringBuffer();
            boolean caught = outputFeatureInVCF(buffer, feature);
            if (caught) {
                caughtNonVCF = true;
            }
            outputStream.append(buffer);
            outputStream.newLine();
        }
        outputStream.flush();
    } catch (IOException e) {
        Logger.getLogger(VCFDumper.class.getName()).fatal("Exception thrown exporting to file:", e);
        System.exit(-1);
    } finally {
        IOUtils.closeQuietly(outputStream);
    }
}

From source file:com.alibaba.jstorm.yarn.JstormOnYarn.java

/**
 * Monitor the submitted application for completion.
 * Kill application if time expires.//ww w. j  a va2  s.co  m
 *
 * @param appId Application Id of application to be monitored
 * @return true if application completed successfully
 * @throws YarnException
 * @throws IOException
 */
private boolean monitorApplication(ApplicationId appId) throws YarnException, IOException {

    Integer monitorTimes = JOYConstants.MONITOR_TIMES;

    while (true) {

        // Check app status every 1 second.
        try {
            Thread.sleep(JOYConstants.MONITOR_TIME_INTERVAL);
        } catch (InterruptedException e) {
            LOG.debug("Thread sleep in monitoring loop interrupted");
        }
        // Get application report for the appId we are interested in
        ApplicationReport report = jstormClientContext.yarnClient.getApplicationReport(appId);

        try {
            File writename = new File(JOYConstants.RPC_ADDRESS_FILE);
            writename.createNewFile();
            BufferedWriter out = new BufferedWriter(new FileWriter(writename));
            out.write(report.getHost() + JOYConstants.NEW_LINE);
            out.write(report.getRpcPort() + JOYConstants.NEW_LINE);
            out.flush();
            out.close();
        } catch (Exception e) {
            e.printStackTrace();
        }

        LOG.info("Got application report from ASM for" + ", appId=" + appId.getId() + ", clientToAMToken="
                + report.getClientToAMToken() + ", appDiagnostics=" + report.getDiagnostics()
                + ", appMasterHost=" + report.getHost() + ", appQueue=" + report.getQueue()
                + ", appMasterRpcPort=" + report.getRpcPort() + ", appStartTime=" + report.getStartTime()
                + ", yarnAppState=" + report.getYarnApplicationState().toString() + ", distributedFinalState="
                + report.getFinalApplicationStatus().toString() + ", appTrackingUrl=" + report.getTrackingUrl()
                + ", appUser=" + report.getUser());

        YarnApplicationState state = report.getYarnApplicationState();
        FinalApplicationStatus dsStatus = report.getFinalApplicationStatus();
        if (YarnApplicationState.FINISHED == state) {
            if (FinalApplicationStatus.SUCCEEDED == dsStatus) {
                LOG.info("Application has completed successfully. Breaking monitoring loop");
                return true;
            } else {
                LOG.info("Application did finished unsuccessfully." + " YarnState=" + state.toString()
                        + ", DSFinalStatus=" + dsStatus.toString() + ". Breaking monitoring loop");
                return false;
            }
        } else if (YarnApplicationState.KILLED == state || YarnApplicationState.FAILED == state) {
            LOG.info("Application did not finish." + " YarnState=" + state.toString() + ", DSFinalStatus="
                    + dsStatus.toString() + ". Breaking monitoring loop");
            return false;
        } else if (YarnApplicationState.RUNNING == state) {
            LOG.info("Application is running successfully. Breaking monitoring loop");
            return true;
        } else {
            if (monitorTimes-- <= 0) {
                forceKillApplication(appId);
                return false;
            }
        }
    }
}

From source file:edu.purdue.cybercenter.dm.storage.GlobusStorageFileManager.java

@Override
public void deleteFile(StorageFile storageFile) throws IOException {
    String token = storageFile.getName();

    URL task = new URL(globusBaseUrl + "/submission_id");
    HttpURLConnection connection = (HttpURLConnection) task.openConnection();
    connection.setRequestMethod("GET");
    connection.setRequestProperty("Accept", "application/json");
    connection.setRequestProperty("Authorization", "Globus-Goauthtoken " + token);

    Map<String, Object> submissionIdMap = getResponse(connection);
    String submissionId = (String) submissionIdMap.get("value");

    // Preparing JSON data object
    HashMap transferFileObj = new HashMap();
    transferFileObj.put("DATA_TYPE", "delete");
    transferFileObj.put("submission_id", submissionId);
    transferFileObj.put("endpoint", globusEndpoint);
    transferFileObj.put("recursive", true);
    transferFileObj.put("label", "example delete label");

    List<HashMap> fileDeleteList = new ArrayList<HashMap>();
    HashMap delFileData = new HashMap();
    delFileData.put("path", storageFile.getLocation());//.substring(0, storageFile.getLocation().lastIndexOf('/') + 1) + storageFile.getFileName());
    delFileData.put("DATA_TYPE", "delete_item");
    fileDeleteList.add(delFileData);//from w w w .j  a  v a  2  s .c  o m

    transferFileObj.put("DATA", fileDeleteList);

    //Json data ready for transfer
    String delete = "/delete";
    task = new URL(globusBaseUrl + delete);
    connection = (HttpURLConnection) task.openConnection();
    connection.setRequestMethod("POST");
    connection.setRequestProperty("Authorization", "Globus-Goauthtoken " + token);
    connection.setRequestProperty("Content-Type", "application/json");
    connection.setRequestProperty("Accept", "application/json");

    connection.setDoOutput(true);
    connection.setDoInput(true);
    connection.connect();
    System.out.println(Helper.deepSerialize(transferFileObj));
    BufferedWriter wr = new BufferedWriter(new OutputStreamWriter(connection.getOutputStream()));
    wr.write(Helper.deepSerialize(transferFileObj));
    wr.flush();
    wr.close();

    int responseCode = connection.getResponseCode();
    System.out.println("Response code" + responseCode);
    Map<String, Object> taskMap = getResponse(connection);//new ObjectMapper().readValue(connection.getInputStream(), HashMap.class);
    String taskId = (String) taskMap.get("task_id");//getVal(task_json,"task_id");
    connection.disconnect();

    //Section 3: Check the status of the transfer (not present in asynchronous mode)
    String getTaskStatusUrl = "/task/" + taskId;
    task = new URL(globusBaseUrl + getTaskStatusUrl);
    connection = (HttpURLConnection) task.openConnection();
    connection.setRequestProperty("Accept", "application/json");
    connection.setRequestProperty("Authorization", "Globus-Goauthtoken " + token);
    connection.setRequestMethod("GET");

    String status = (String) getResponse(connection).get("status");

    while ("ACTIVE".equals(status)) {
        connection.disconnect();
        try {
            Thread.sleep(10000);
            System.out.println("Active Waiting");
        } catch (InterruptedException ex) {
            LOGGER.error("", ex);
        }
        connection = (HttpURLConnection) task.openConnection();
        connection.setRequestProperty("Accept", "application/json");
        connection.setRequestProperty("Authorization", "Globus-Goauthtoken " + token);
        connection.setRequestMethod("GET");
        status = (String) getResponse(connection).get("status");
    }
    while ("INACTIVE".equals(status)) {
        connection.disconnect();
        try {
            Thread.sleep(10000);
            System.out.println("Inactive Waiting");
        } catch (InterruptedException ex) {
            LOGGER.error("", ex);
        }
        connection = (HttpURLConnection) task.openConnection();
        connection.setRequestProperty("Accept", "application/json");
        connection.setRequestProperty("Authorization", "Globus-Goauthtoken " + token);
        connection.setRequestMethod("GET");
        status = (String) getResponse(connection).get("status");
    }
    if ("SUCCEEDED".equals(status)) {
        System.out.println("SUCCEEDED");
        storageFile.remove();
    } else {
        System.out.println("Failed");
    }

}

From source file:com.tecapro.inventory.common.util.CSVReport.java

/**
 * Export CSV file/*from  w w w.  j  a v a 2  s . c o m*/
 * 
 * @param fileName
 * @param prefix
 *      Prefix file
 * @param ext
 *      Extension file
 * @param header
 *      row header
 * @param dataLines
 * @return
 *      CSV file name
 * @throws FileException 
 */
private String exportCsv(String fileName, String prefix, String ext, String[] headers, List<String[]> dataLines)
        throws FileException {
    String reportFileName = StringUtils.EMPTY;
    String reportPathDest = StringUtils.EMPTY;

    // Get report file name
    reportFileName = String.format("%s_%s%s", fileName, prefix, ext);

    // Get path work folder
    reportPathDest = propUtil.getPathProperty(FILE_PATH_WORK_PROPERTY) + File.separator;

    try {
        FileOutputStream fos = new FileOutputStream(reportPathDest + reportFileName);
        OutputStreamWriter osw = new OutputStreamWriter(fos, commonUtil.getValue(CSV_ENCODE));
        BufferedWriter bw = new BufferedWriter(osw);

        if (headers != null && headers.length > 0) {
            String header = createLineData(headers);
            bw.write(header);
            bw.write(WIN_NEW_LINE_CRLF);
        }

        Iterator<?> ite = dataLines.iterator();
        String lineData;
        while (ite.hasNext()) {
            String[] nestList = (String[]) ite.next();
            lineData = createLineData(nestList);
            bw.write(lineData);

            bw.write(WIN_NEW_LINE_CRLF);
        }
        bw.flush();
        bw.close();
    } catch (Exception e) {
        throw new FileException(e.getCause());
    }

    return reportFileName;
}

From source file:net.es.netshell.kernel.users.Users.java

private synchronized void writeUserFile() throws IOException {
    File passwordFile = new File(this.passwordFilePath.toString());
    BufferedWriter writer = new BufferedWriter(new FileWriter(passwordFile));
    for (UserProfile p : this.passwords.values()) {
        if (p.getName() != null) {
            writer.write(p.toString());//from w  ww.  j  a  v  a 2s .  c o m
            writer.newLine();
        }
    }
    writer.flush();
    writer.close();
}

From source file:br.itecbrazil.serviceftpcliente.model.ThreadEnvio.java

private boolean gravarBackup(File arquivo) {
    logger.info("Gravando backup do arquivo " + arquivo.getName() + ". Thread: "
            + Thread.currentThread().getName());

    String pathDoBackUp = arquivo.getParent().concat(File.separator).concat("backup");
    File diretorio = new File(pathDoBackUp);
    FileReader fr = null;/*w w  w . ja v a2 s . com*/
    BufferedReader br = null;
    FileWriter fw = null;
    BufferedWriter bw = null;

    try {
        if (!diretorio.exists()) {
            diretorio.mkdir();
        }

        File arquivoBackUp = new File(pathDoBackUp.concat(File.separator).concat(arquivo.getName()));

        fr = new FileReader(arquivo);
        br = new BufferedReader(fr);
        fw = new FileWriter(arquivoBackUp);
        bw = new BufferedWriter(fw);

        String linha = br.readLine();
        while (linha != null) {
            bw.write(linha);
            bw.newLine();
            bw.flush();
            coteudoFileTransfer.append(linha);
            linha = br.readLine();
        }
    } catch (FileNotFoundException ex) {
        loggerExceptionEnvio.info(ex);
        return false;
    } catch (IOException ex) {
        loggerExceptionEnvio.info(ex);
        return false;
    } finally {
        try {
            if (fr != null)
                fr.close();
            if (br != null)
                br.close();
        } catch (IOException ex) {
            loggerExceptionEnvio.info(ex);
            return false;
        }
    }

    return true;
}

From source file:org.matsim.contrib.drt.analysis.DrtRequestAnalyzer.java

public void writeAndPlotWaitTimeEstimateComparison(String plotFileName, String textFileName) {
    BufferedWriter bw = IOUtils.getBufferedWriter(textFileName);

    XYSeries times = new XYSeries("waittimes", true, true);

    try {/*from w  w w.  ja va  2s . c o m*/
        bw.append("RequestId;actualWaitTime;estimatedWaitTime;deviate");
        for (Entry<Id<Request>, Tuple<Double, Double>> e : this.waitTimeCompare.entrySet()) {
            bw.newLine();
            double first = e.getValue().getFirst();
            double second = e.getValue().getSecond();
            bw.append(e.getKey().toString() + ";" + first + ";" + second + ";" + (first - second));
            times.add(first, second);
        }
        bw.flush();
        bw.close();

        final JFreeChart chart2 = DensityScatterPlots.createPlot("Wait times", "Actual wait time [s]",
                "Initially planned wait time [s]", times, Pair.of(0., drtCfg.getMaxWaitTime()));
        //         xAxis.setLowerBound(0);
        //         yAxis.setLowerBound(0);
        ChartUtilities.writeChartAsPNG(new FileOutputStream(plotFileName), chart2, 1500, 1500);
    } catch (IOException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }
}