Example usage for org.apache.commons.csv CSVPrinter close

Introduction

In this page you can find the example usage for org.apache.commons.csv CSVPrinter close.

Prototype

@Override
    public void close() throws IOException 

Source Link

Usage

From source file:com.streamsets.pipeline.kafka.common.SdcKafkaTestUtil.java

public List<KeyedMessage<String, String>> produceCsvMessages(String topic, String partition,
        CSVFormat csvFormat, File csvFile) throws IOException {
    List<KeyedMessage<String, String>> messages = new ArrayList<>();
    String line;/*from  ww w. j  av  a 2 s. c om*/
    BufferedReader bufferedReader = new BufferedReader(
            new FileReader(KafkaTestUtil.class.getClassLoader().getResource("testKafkaTarget.csv").getFile()));
    while ((line = bufferedReader.readLine()) != null) {
        String[] strings = line.split(",");
        StringWriter stringWriter = new StringWriter();
        CSVPrinter csvPrinter = new CSVPrinter(stringWriter, csvFormat);
        csvPrinter.printRecord(strings);
        csvPrinter.flush();
        csvPrinter.close();
        messages.add(new KeyedMessage<>(topic, partition, stringWriter.toString()));
    }
    return messages;
}

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From source file:com.github.r351574nc3.amex.assignment1.csv.DefaultGenerator.java

public void generate(final File output, final Integer recordCount) throws IOException {

    final CSVPrinter printer = new CSVPrinter(new FileWriter(output), CSVFormat.RFC4180.withDelimiter('|'));
    try {/*from   w  ww . j a  v  a2 s. c  o m*/
        for (final Iterator<TestData> data_iter = testContentService.generate(recordCount); data_iter
                .hasNext();) {
            final TestData record = data_iter.next();
            debug("Printing record: %s", record.asList().get(0));
            printer.printRecord(record.asList());
        }
    } finally {
        if (printer != null) {
            try {
                printer.close();
            } catch (Exception e) {
            }
        }
    }
}

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From source file:com.siemens.sw360.portal.portlets.admin.ComponentUploadPortlet.java

@NotNull
private ByteArrayOutputStream writeCsvStream(List<List<String>> listList) throws TException, IOException {
    final ByteArrayOutputStream riskCategoryCsvStream = new ByteArrayOutputStream();
    Writer out = new BufferedWriter(new OutputStreamWriter(riskCategoryCsvStream));
    CSVPrinter csvPrinter = new CSVPrinter(out, CommonUtils.sw360CsvFormat);
    csvPrinter.printRecords(listList);/*from w  w  w .j ava  2s  . c om*/
    csvPrinter.flush();
    csvPrinter.close();
    return riskCategoryCsvStream;
}

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From source file:com.goeuro.goeurotest.service.Services.java

/**
 * Write CSV file using list of records and pre defined static header
 *
 * @param recordsList//from ww  w. j  a v a  2  s .c om
 * @throws Exception
 */
public void writeCSV(List recordsList) throws Exception {
    FileWriter fileWriter = null;
    CSVPrinter csvFilePrinter = null;
    try {
        CSVFormat csvFileFormat = CSVFormat.DEFAULT.withRecordSeparator(Defines.NEW_LINE_SEPARATOR);
        fileWriter = new FileWriter(Defines.FILE_NAME);
        csvFilePrinter = new CSVPrinter(fileWriter, csvFileFormat);
        csvFilePrinter.printRecord(Defines.FILE_HEADER);
        for (Object recordList : recordsList) {
            csvFilePrinter.printRecords(recordList);
        }
        fileWriter.flush();
        fileWriter.close();
        csvFilePrinter.close();
    } catch (IOException ex) {
        throw new Exception("IOException occured while writing CSV file " + ex.getMessage());
    }
}

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From source file:com.bigtester.ate.tcg.controller.TrainingFileDB.java

/**
 * Write test csv file./*from  ww w  . ja  v a2s  .  c o  m*/
 *
 * @param mlInputs
 *            the ml inputs
 * @param append
 *            the append
 * @throws IOException
 */
public static void writeTestCsvFile(List<String> mlInputs, boolean append) throws IOException {

    if (mlInputs.isEmpty())
        return;

    // Create new students objects
    List<UserInputTrainingRecord> trainings = new ArrayList<UserInputTrainingRecord>();
    for (int index = 0; index < mlInputs.size(); index++) {
        String temp = mlInputs.get(index);
        if (null != temp) {
            trainings.add(new UserInputTrainingRecord(" ", temp));
        }
    }

    FileWriter fileWriter = null; // NOPMD

    CSVPrinter csvFilePrinter = null; // NOPMD

    // Create the CSVFormat object with "\n" as a record delimiter
    CSVFormat csvFileFormat = getCSVFormat();
    try {

        // initialize FileWriter object
        // FileSystemResource testFile = new
        // FileSystemResource(UserInputsTrainer.TESTFILE);

        fileWriter = new FileWriter(UserInputsTrainer.TESTFILE, append);

        // initialize CSVPrinter object
        csvFilePrinter = new CSVPrinter(fileWriter, csvFileFormat);// NOPMD

        // Write a new student object list to the CSV file
        for (UserInputTrainingRecord student : trainings) {
            List<String> studentDataRecord = new ArrayList<String>();
            studentDataRecord.add(student.getInputLabelName());
            studentDataRecord.add(student.getInputMLHtmlCode());
            csvFilePrinter.printRecord(studentDataRecord);
        }

        // System.out.println("CSV file was created successfully !!!");

    } catch (Exception e) {// NOPMD
        throw new IOException("Error in CsvFileWriter !!!");// NOPMD
        // e.printStackTrace();
    } finally {// NOPMD
        try {
            if (null != fileWriter) {
                fileWriter.flush();
                fileWriter.close();

            }
            if (null != csvFilePrinter) {
                csvFilePrinter.close();
            }
        } catch (IOException e) { // NOPMD
            throw new IOException(//NOPMD
                    "Error while flushing/closing fileWriter/csvPrinter !!!"); // NOPMD
            // e.printStackTrace();
        }
    }
}

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From source file:de.upb.wdqa.wdvd.processors.statistics.ActionStatisticsProcessor.java

private void logResults() {
    logger.info("Action frequency distribution:\n" + FrequencyUtils.formatFrequency(actionDistribution));
    logger.info("Action frequency distribution of rollback-reverted revisions:\n"
            + FrequencyUtils.formatFrequency(rollbackRevertedActionDistribution));
    logger.info("Action frequency distribution of non-rollback-reverted revisions:\n"
            + FrequencyUtils.formatFrequency(nonRollbackRevertedActionDistribution));

    try {//from   w  w  w .  j  a va 2s.c  o m
        Writer writer = new PrintWriter(path, "UTF-8");
        CSVPrinter csvWriter = CSVFormat.RFC4180.withQuoteMode(QuoteMode.ALL)
                .withHeader("month", "action", "count").print(writer);

        for (Entry<String, HashMap<String, Integer>> entry : getSortedList(monthlyActionDistribution)) {
            String month = entry.getKey();

            for (Entry<String, Integer> entry2 : getSortedList2(entry.getValue())) {
                String action = entry2.getKey();
                Integer value = entry2.getValue();

                csvWriter.printRecord(month, action, value);
            }
        }
        csvWriter.close();
    } catch (IOException e) {
        logger.error("", e);
    }
}

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From source file:com.mycompany.twitterapp.TwitterApp.java

public void saveToFile(long id, String tweet, String user, Orientation orientation) {
    OutputStreamWriter fileWriter = null;
    CSVPrinter csvFilePrinter = null;
    CSVFormat csvFileFormat = CSVFormat.DEFAULT;

    if (tweet != null) {
        try {/*from  w  w  w  .  j  av  a2s .  com*/
            fileWriter = new OutputStreamWriter(new FileOutputStream(tweetFileName, true), "UTF-8");

            csvFilePrinter = new CSVPrinter(fileWriter, csvFileFormat);
            csvFilePrinter.printRecord(id, orientation.name().toLowerCase(), tweet);

        } catch (IOException ex) {
            Logger.getLogger(TwitterApp.class.getName()).log(Level.SEVERE, null, ex);
        } finally {
            try {
                fileWriter.flush();
                fileWriter.close();
                csvFilePrinter.close();
            } catch (IOException e) {
                System.out.println("Error while flushing/closing fileWriter/csvPrinter !!!");
                e.printStackTrace();
            }

        }
    } else {
        try {
            fileWriter = new OutputStreamWriter(new FileOutputStream(userFileName, true), "UTF-8");
            csvFilePrinter = new CSVPrinter(fileWriter, csvFileFormat);
            csvFilePrinter.printRecord(id, user, orientation.name().toLowerCase());

        } catch (IOException ex) {
            Logger.getLogger(TwitterApp.class.getName()).log(Level.SEVERE, null, ex);
        } finally {
            try {
                fileWriter.flush();
                fileWriter.close();
                csvFilePrinter.close();
            } catch (IOException e) {
                System.out.println("Error while flushing/closing fileWriter/csvPrinter !!!");
                e.printStackTrace();
            }

        }
    }

}

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From source file:com.apkcategorychecker.writer.WriterCSV.java

@Override
public void createHeader(String _csvPath) throws IOException {
    /*--Create the CSVFormat object--*/

    CSVFormat format = CSVFormat.EXCEL.withHeader().withDelimiter(',');

    /*--Writing in a CSV file--*/

    File _fileCSV = new File(_csvPath);
    FileWriter _out;//from ww w .j  a v  a2  s  . c o m
    _out = new FileWriter(_fileCSV);
    CSVPrinter printer;
    printer = new CSVPrinter(_out, format.withDelimiter('#'));
    System.out.println("Creating the CSV file....");
    try {
        printer.printRecord("App_ID", "APK_File_Name", "APK_File_Path", "APK_Package", "Main_Framework",
                "Base_Framework", "HTML", "JS", "CSS", "Android_Debuggable", "Android_Permissions",
                "Android_MinSdkVersion", "Android_MaxSdkVersion", "Android_TargetSdkVersion",
                "File_Size(Bytes)", "Start_Analysis_Time(milliseconds)", "Duration_Analysis_Time(milliseconds)",
                "Decode_Success");
    } catch (IOException ex) {
        Logger.getLogger(WriterCSV.class.getName()).log(Level.SEVERE, null, ex);
    }
    printer.close();

}

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From source file:com.awesheet.managers.CSVManager.java

/**
 * Exports the given Sheet to a CSV file in the specified path.
 * @param sheet the Sheet to export./*from   w w  w . j a  va2 s  . co m*/
 * @param path the target path of the CSV file.
 * @return whether the export was successful
 */
public boolean exportSheet(Sheet sheet, String path) {
    FileWriter writer = null;
    CSVPrinter printer = null;

    try {
        writer = new FileWriter(path);
        printer = new CSVPrinter(writer, CSVFormat.RFC4180);

        // Write records.
        for (int y = 0; y < sheet.getMaxRow(); ++y) {
            List<String> values = new ArrayList<String>();

            for (int x = 0; x < sheet.getMaxColumn(); ++x) {
                Cell cell = sheet.getCell(x, y);
                values.add(cell == null ? "" : cell.getDisplayValue());
            }

            printer.printRecord(values);
        }
    } catch (Exception e) {
        return false;
    } finally {
        try {
            if (writer != null) {
                writer.flush();
                writer.close();
            }

            if (printer != null) {
                printer.close();
            }
        } catch (Exception ignored) {
        }
    }

    return true;
}

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From source file:com.itemanalysis.jmetrik.file.JmetrikOutputWriter.java

private void saveCsvFile(File outputFile, Outputter outputter) throws IOException {

    ArrayList<VariableAttributes> variables = outputter.getColumnAttributes();
    LinkedHashMap<VariableName, VariableAttributes> variableAttributeMap = new LinkedHashMap<VariableName, VariableAttributes>();
    String[] header = new String[variables.size()];
    int hIndex = 0;
    for (VariableAttributes v : variables) {
        variableAttributeMap.put(v.getName(), v);
        header[hIndex] = v.getName().toString();
        hIndex++;/* ww w . jav  a  2s .c  o  m*/
    }

    Writer writer = null;
    CSVPrinter printer = null;

    try {
        //Ensure that file is a csv file.
        String fname = FilenameUtils.removeExtension(outputFile.getAbsolutePath());
        outputFile = new File(fname + ".csv");

        writer = new OutputStreamWriter(new FileOutputStream(outputFile));
        printer = new CSVPrinter(writer, CSVFormat.DEFAULT.withCommentMarker('#').withHeader(header));

        Iterator<Object[][]> iter = outputter.iterator();
        Object[][] outputChunk = null;

        while (iter.hasNext()) {
            outputChunk = iter.next();

            for (int i = 0; i < outputChunk.length; i++) {
                printer.printRecord(outputChunk[i]);
            }

        }

    } catch (IOException ex) {
        throw ex;
    } finally {
        printer.close();
    }

}

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