Example usage for java.io BufferedWriter BufferedWriter

Introduction

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

Prototype

public BufferedWriter(Writer out) 

Source Link

Document

Creates a buffered character-output stream that uses a default-sized output buffer.

Usage

From source file:com.evidon.areweprivateyet.Crawler.java

private void recordLog(String name) throws IOException {
    BufferedWriter out = new BufferedWriter(new FileWriter(path + "crawl-" + name + ".log"));
    out.write(out.toString());//from   www .  j ava  2 s  . co  m
    out.close();
}

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From source file:ir.pooyahfp.matrixcli.ProgramTest.java

@Test
public void testLoadCommandFile() throws Exception {
    String path = "test.txt";
    BufferedWriter writer = new BufferedWriter(new FileWriter(new File(path)));
    writer.write("matrix x 3 3");
    writer.newLine();//ww  w . ja  v  a  2 s .c  o m
    writer.write("show x");
    writer.flush();
    writer.close();

    program.loadCommandFile(path);
}

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From source file:com.kappaware.logtrawler.output.flow.FileJsonOutputFlow.java

public FileJsonOutputFlow(String fileName, boolean outputArray) throws IOException {
    super(outputArray);
    out = new PrintWriter(new BufferedWriter(new FileWriter(fileName, true)));
    log.info(String.format("Json events will be stored in to '%s'", fileName));
}

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From source file:matrix.CreateUserList.java

public void tweetsToUserList()
        throws FileNotFoundException, UnsupportedEncodingException, IOException, ParseException {

    File fout = new File(userListPathOutput);
    FileOutputStream fos = new FileOutputStream(fout);
    BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(fos));

    BufferedReader inputTW = new BufferedReader(
            new InputStreamReader(new FileInputStream(tweetsJsonInput), "ISO-8859-9"));
    ArrayList userList = new ArrayList();
    JSONParser jsonParser = new JSONParser();
    JSONArray jsonArray = (JSONArray) jsonParser.parse(inputTW);
    int sayac = 0;
    for (Object obj : jsonArray) {

        JSONObject tweet = (JSONObject) obj;
        JSONObject user = (JSONObject) tweet.get("user");
        //            String userID = user.get("id").toString();
        //            String userName = user.get("name").toString();
        String userID = user.get("id").toString();
        String userName = user.get("name").toString();

        if (userList.contains(userID) == false) {
            userList.add(userID);//from  w  w w.ja v a2  s. c  o m
            bw.write(userID + "," + userName);
            bw.newLine();
            sayac++;
        }

    }
    System.out.println(sayac);
}

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From source file:com.netflix.config.DynamicFileConfigurationTest.java

static void modifyConfigFile() {
    new Thread() {
        public void run() {
            try {
                BufferedWriter writer = new BufferedWriter(
                        new OutputStreamWriter(new FileOutputStream(configFile), "UTF-8"));
                writer.write("abc=-2"); // this property should fail validation but should not affect update of other properties
                writer.newLine();/*from  w w w . j a v  a2 s  . c om*/
                writer.write("dprops1=" + String.valueOf(Long.MIN_VALUE));
                writer.newLine();
                writer.write("dprops2=" + String.valueOf(Double.MAX_VALUE));
                writer.newLine();
                writer.close();
                System.err.println(configFile.getPath() + " modified");
            } catch (Exception e) {
                e.printStackTrace();
                fail("Unexpected exception");
            }
        }
    }.start();
}

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From source file:com.alibaba.otter.shared.common.utils.cmd.StreamAppender.java

public StreamAppender(OutputStream output) {
    this.output = new PrintWriter(new BufferedWriter(new OutputStreamWriter(output)));
}

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From source file:coolmap.application.io.internal.cmatrix.DefaultCMatrixExporter.java

@Override
public void dumpData(CMatrix matrix, TFile zipFolder) throws Exception {
    TFile outputFile = new TFile(zipFolder.getAbsolutePath() + File.separator + IOTerm.FILE_DATA);
    TFile propertyFile = new TFile(zipFolder.getAbsolutePath() + File.separator + IOTerm.FILE_PROPERTY);

    BufferedWriter propertyWriter = new BufferedWriter(
            new OutputStreamWriter(new TFileOutputStream(propertyFile)));

    JSONObject cmatrixPropertyEntry = new JSONObject();
    cmatrixPropertyEntry.put(IOTerm.ATTR_ID, matrix.getID());
    cmatrixPropertyEntry.put(IOTerm.ATTR_NAME, matrix.getName());
    cmatrixPropertyEntry.put(IOTerm.ATTR_CMATRIX_NUMROW, matrix.getNumRows());
    cmatrixPropertyEntry.put(IOTerm.ATTR_CMATRIX_NUMCOLUMN, matrix.getNumColumns());
    cmatrixPropertyEntry.put(IOTerm.ATTR_CLASS, matrix.getClass().getName());
    cmatrixPropertyEntry.put(IOTerm.ATTR_CMATRIX_MEMBERCLASS, matrix.getMemberClass().getName());

    //        System.out.println(cmatrixPropertyEntry);

    propertyWriter.write(cmatrixPropertyEntry.toString());

    propertyWriter.flush();//  w  ww .java2s  .  co m
    propertyWriter.close();

    BufferedWriter dataWriter = new BufferedWriter(new OutputStreamWriter(new TFileOutputStream(outputFile)));

    //        dataWriter.write("This is where cmatrix will be dumped");
    //        part of the following code can be extracted for other use
    //        dataWriter properties
    dataWriter.write("Row/Column");
    for (int i = 0; i < matrix.getNumColumns(); i++) {
        dataWriter.write("\t");
        String colLabelString = matrix.getColLabel(i);
        if (colLabelString == null)
            colLabelString = "";
        dataWriter.write(colLabelString);
    }
    dataWriter.write("\n");

    for (int i = 0; i < matrix.getNumRows(); i++) {

        String rowLabelString = matrix.getRowLabel(i);
        if (rowLabelString == null)
            rowLabelString = "";
        dataWriter.write(rowLabelString);

        for (int j = 0; j < matrix.getNumColumns(); j++) {
            dataWriter.write("\t");
            Object value = matrix.getValue(i, j);

            if (value != null) {
                dataWriter.write(value.toString());
            }
        }
        dataWriter.write("\n");

    }

    dataWriter.flush();
    dataWriter.close();

    //        System.out.println("Dumping successful");
}

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From source file:mrdshinse.md2html.util.FileUtil.java

/**
 * Create file by String./* w w  w. ja v a 2s  .  c o  m*/
 *
 * @param file File class for output file.
 * @param str file content
 * @return Processed file
 */
public static File create(File file, String str) {

    try (PrintWriter pw = new PrintWriter(new BufferedWriter(new FileWriter(file)))) {
        pw.print(str);
    } catch (IOException ex) {
        LOG.error(ex);
        return file;
    }
    return file;
}

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From source file:eu.planets_project.tb.utils.ExperimentUtils.java

/**
 * //  w w w .  java 2s .co  m
 * @param os
 * @param expId
 * @throws IOException 
 */
public static void outputResults(OutputStream os, String expId, DATA_FORMAT format) throws IOException {
    log.info("Writing out experiment " + expId + " as " + format);

    Writer out = new BufferedWriter(new OutputStreamWriter(os, "UTF-8"));
    CSVWriter writer = new CSVWriter(out);

    long id = Long.parseLong(expId);

    ExperimentPersistencyRemote edao = ExperimentPersistencyImpl.getInstance();
    Experiment exp = edao.findExperiment(id);

    // The string array 
    String sa[] = new String[8];
    sa[0] = "Name";
    sa[1] = "Run #";
    sa[2] = "Date";
    sa[3] = "Digital Object #";
    sa[4] = "Digital Object Source";
    sa[5] = "Stage";
    sa[6] = "Property Identifier";
    sa[7] = "Property Value";
    // write the headers out:
    writer.writeNext(sa);

    // Loop through:
    int bi = 1;
    for (BatchExecutionRecordImpl batch : exp.getExperimentExecutable().getBatchExecutionRecords()) {
        // log.info("Found batch... "+batch);
        int doi = 1;
        for (ExecutionRecordImpl exr : batch.getRuns()) {
            // log.info("Found Record... "+exr+" stages: "+exr.getStages());
            if (exr != null && exr.getStages() != null) {
                for (ExecutionStageRecordImpl exsr : exr.getStages()) {
                    // log.info("Found Stage... "+exsr);
                    for (MeasurementImpl m : exsr.getMeasurements()) {
                        // log.info("Looking at result for property "+m.getIdentifier());
                        sa[0] = exp.getExperimentSetup().getBasicProperties().getExperimentName();
                        sa[1] = "" + bi;
                        sa[2] = batch.getStartDate().getTime().toString();
                        sa[3] = "" + doi;
                        sa[4] = exr.getDigitalObjectSource();
                        sa[5] = exsr.getStage();
                        sa[6] = m.getIdentifier();
                        sa[7] = m.getValue();
                        // Write out CSV:
                        writer.writeNext(sa);
                    }
                }
            }
            // Increment, for the next DO.
            doi++;
            out.flush();
        }
        // Increment to the next batch:
        bi++;
    }

}

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From source file:com.kappaware.logtrawler.output.flow.FileDataOutputFlow.java

public FileDataOutputFlow(String fileName) throws IOException {
    out = new PrintWriter(new BufferedWriter(new FileWriter(fileName, true)));
    log.info(String.format("Data events will be stored in to '%s'", fileName));
}

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