Example usage for java.io BufferedWriter append

Introduction

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

Prototype

public Writer append(CharSequence csq) throws IOException 

Source Link

Document

Appends the specified character sequence to this writer.

Usage

From source file:com.anton.gavel.ComplaintSubmission.java

public void appendLog(String text) {
    File logFile = new File("sdcard/log.txt");
    if (logFile.exists())
        logFile.delete();//from  w  w  w.j a  v  a 2 s.  com
    if (!logFile.exists()) {
        try {
            logFile.createNewFile();
        } catch (IOException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }
    }
    try {
        //BufferedWriter for performance, true to set append to file flag
        BufferedWriter buf = new BufferedWriter(new FileWriter(logFile, true));
        buf.append(text);
        buf.newLine();
        buf.close();
    } catch (IOException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }
}

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From source file:org.gatein.wcm.util.FileAux.java

public static boolean changeLinksOnFile(File input, File output, Map<Long, Long> mUploads) {
    if (input == null || output == null || mUploads.size() == 0)
        return false;

    FileReader reader;//  w ww.  j av  a2  s. c  o m
    FileWriter writer;
    BufferedReader bReader;
    BufferedWriter bWriter;

    try {
        reader = new FileReader(input);
        writer = new FileWriter(output);
        bReader = new BufferedReader(reader);
        bWriter = new BufferedWriter(writer);
    } catch (FileNotFoundException e) {
        log.warning("File not found " + input + ". Msg: " + e.getMessage());
        return false;
    } catch (IOException e) {
        log.warning("Error writing file " + output + ". Msg: " + e.getMessage());
        return false;
    }

    boolean modified = false;

    try {
        String line;
        while ((line = bReader.readLine()) != null) {

            // Checking token
            String changed = changeLinks(line, mUploads);
            if (changed != null && changed.length() > 0) {
                line = changed;
                modified = true;
            }

            bWriter.append(line);
            bWriter.newLine();
        }
    } catch (IOException e) {
        log.warning("Error reading or writing on " + input + " or " + output + ". Msg: " + e.getMessage());
    } finally {
        try {
            bReader.close();
            bWriter.close();
        } catch (IOException ee) {
            // Silent on close
        }
    }

    return modified;
}

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From source file:com.zestedesavoir.zestwriter.model.Content.java

public void saveToMarkdown(File file) {
    DateFormat dateFormat = new SimpleDateFormat("dd MMMMM yyyy");
    StringBuilder sb = new StringBuilder();
    sb.append("% ").append(getTitle().toUpperCase()).append("\n");
    sb.append("% ").append(dateFormat.format(new Date())).append("\n\n");
    sb.append("# ").append(getIntroduction().getTitle()).append("\n\n");

    try (FileOutputStream fos = new FileOutputStream(file)) {
        BufferedWriter writer = new BufferedWriter(new OutputStreamWriter(fos, "UTF8"));
        writer.append(sb.toString());
        writer.append(exportContentToMarkdown(0, getDepth()));
        writer.flush();//  www  .j av a  2s  .  c  o  m
    } catch (Exception e) {
        MainApp.getLogger().error(e.getMessage(), e);
    }
}

---

From source file:com.uksf.mf.core.utility.sqm.SqmFixer.java

/**
 * Saves sqm using given List/*from w  w  w .j  av  a 2 s. com*/
 * @param sqmOut List to save
 */
private void saveSqm(List<String> sqmOut) throws IOException {
    activeFile.delete();
    BufferedWriter writer = new BufferedWriter(new OutputStreamWriter(new FileOutputStream(activeFile, true)));
    for (String line : sqmOut) {
        writer.append(line).append("\r\n");
    }
    writer.close();
}

---

From source file:edu.utah.bmi.ibiomes.lite.ExperimentIndex.java

private void storeIndexToFile(HashMap<String, IndexEntry> index) throws IOException {
    BufferedWriter bw = new BufferedWriter(new FileWriter(this.file, false));
    Collection<IndexEntry> entries = index.values();
    for (IndexEntry entry : entries) {
        bw.append(entry.toString() + "\n");
    }/*from   w w  w. j a va 2s.  com*/
    bw.close();
}

---

From source file:org.dkpro.tc.ml.liblinear.LiblinearTestTask.java

private void predict(TaskContext aContext, Model model, Problem test) throws Exception {
    File predFolder = aContext.getFolder("", AccessMode.READWRITE);
    String predFileName = LiblinearAdapter.getInstance()
            .getFrameworkFilename(AdapterNameEntries.predictionsFile);
    File predictionsFile = new File(predFolder, predFileName);

    BufferedWriter writer = new BufferedWriter(
            new OutputStreamWriter(new FileOutputStream(predictionsFile), "utf-8"));
    writer.append("#PREDICTION;GOLD" + "\n");

    Feature[][] testInstances = test.x;//from  w  w w. j a va2  s . co  m
    for (int i = 0; i < testInstances.length; i++) {
        Feature[] instance = testInstances[i];
        Double prediction = Linear.predict(model, instance);

        writer.write(prediction.intValue() + SEPARATOR_CHAR + new Double(test.y[i]).intValue());
        writer.write("\n");
    }

    writer.close();
}

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From source file:de.clusteval.data.dataset.generator.CassiniDataSetGenerator.java

@Override
protected GoldStandard generateGoldStandard() throws GoldStandardGenerationException {

    try {//  ww  w.j a v a2  s  . c  o  m
        // goldstandard file
        File goldStandardFile = new File(FileUtils.buildPath(this.repository.getBasePath(GoldStandard.class),
                this.getFolderName(), this.getFileName()));
        BufferedWriter writer = new BufferedWriter(new FileWriter(goldStandardFile));
        for (int row = 0; row < classes.length; row++) {
            writer.append((row + 1) + "\t" + classes[row] + ":1.0");
            writer.newLine();
        }
        writer.close();

        return new GoldStandard(repository, goldStandardFile.lastModified(), goldStandardFile);

    } catch (IOException e) {
        e.printStackTrace();
    } catch (RegisterException e) {
        e.printStackTrace();
    }
    throw new GoldStandardGenerationException("The goldstandard could not be generated!");
}

---

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   ww  w.  ja va2s.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();
    }
}

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From source file:nz.co.jsrsolutions.ds3.sink.CsvEodDataSink.java

public void updateExchangeSymbolQuotes(String exchange, String symbol, QUOTE[] quotes)
        throws EodDataSinkException {

    try {//from w ww  . jav a 2s.  c om

        StringBuffer filenameBuf = new StringBuffer();
        filenameBuf.append("/data/eoddata/");
        filenameBuf.append(exchange);
        filenameBuf.append("/");
        filenameBuf.append(symbol);
        filenameBuf.append("/");
        filenameBuf.append(exchange);
        filenameBuf.append(".");
        filenameBuf.append(symbol);
        //      filenameBuf.append(".");
        //      filenameBuf.append(startDate);
        //      filenameBuf.append("-");
        //      filenameBuf.append(endDate);
        //      filenameBuf.append(".");
        //      filenameBuf.append(period);
        filenameBuf.append(".csv");

        String filename = new String(filenameBuf.toString());

        StringBuffer infoMessage = new StringBuffer();
        infoMessage.append("Writing output to: [ ");
        infoMessage.append(filename);
        infoMessage.append(" ] ");
        logger.info(infoMessage.toString());

        FileWriter fileWriter = new FileWriter(filenameBuf.toString());
        BufferedWriter bufferedWriter = new BufferedWriter(fileWriter);

        for (DataStub.QUOTE quote : quotes) {

            Calendar calendar = quote.getDateTime();
            bufferedWriter.append(Integer.toString(calendar.get(Calendar.YEAR)));
            bufferedWriter.append(String.format("%02d", calendar.get(Calendar.MONTH)));
            bufferedWriter.append(String.format("%02d", calendar.get(Calendar.DAY_OF_MONTH)));
            bufferedWriter.append(",");
            bufferedWriter.append(Double.toString(quote.getClose()));
            bufferedWriter.newLine();

        }

        bufferedWriter.close();

    } catch (java.io.IOException ioe) {

        logger.error(ioe.toString());
        EodDataSinkException edpe = new EodDataSinkException("Unable to set symbols");
        edpe.initCause(ioe);

        throw edpe;

    }
}

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From source file:org.ihtsdo.statistics.Processor.java

/**
 * Adds the header./*from w  ww .j  a v  a2s .c o  m*/
 *
 * @param bw the bw
 * @param detail the detail
 * @throws IOException Signals that an I/O exception has occurred.
 */
private void addHeader(BufferedWriter bw, OutputDetailFile detail) throws IOException {
    bw.append(detail.getReportHeader());
    bw.append("\r\n");

}

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