Example usage for java.io FileWriter FileWriter

Introduction

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

Prototype

public FileWriter(FileDescriptor fd) 

Source Link

Document

Constructs a FileWriter given a file descriptor, using the platform's java.nio.charset.Charset#defaultCharset() default charset .

Usage

From source file:org.psidnell.omnifocus.model.RawData.java

public static void exportRawData(RawData rawData, File file) throws IOException {

    try (Writer out = new FileWriter(file)) {
        OBJECT_MAPPER.writerWithDefaultPrettyPrinter().writeValue(out, rawData);
    }/* w w w .j  a  va2 s.c  o m*/
}

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From source file:Utilitarios.Imprimir.java

public void imprimirGrafico(Image image) throws IOException {

    FileWriter arq = new FileWriter("D:\\Orcamentos\\Grafico.doc");//cria o arquivo
    PrintWriter gravarArq = new PrintWriter(arq);

    gravarArq.println("Oramento Banzos Instituto de Msica "); //linha de conteudo do txt
    gravarArq.println(" ");
    gravarArq.println(image);/*from ww  w .  j a  v a  2 s .  co m*/

    arq.close();

}

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From source file:org.springframework.rest.documentation.doclet.RestDoclet.java

public static boolean start(RootDoc rootDoc) throws IOException {

    Javadoc api = new JavadocProcessor().process(rootDoc);

    File outputDirectory = getOutputDirectory(rootDoc.options());

    if (!outputDirectory.isDirectory() && !outputDirectory.mkdirs()) {
        throw new IllegalStateException("Failed to create output directory " + outputDirectory);
    }//  w  w w  .  j  a v a2 s .com

    File file = new File(outputDirectory, "javadoc.json");

    FileWriter writer = new FileWriter(file);

    JsonGenerator generator = new JsonFactory(new ObjectMapper()).createGenerator(writer)
            .useDefaultPrettyPrinter();

    generator.writeObject(api);

    return true;
}

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From source file:it.unibas.spicybenchmark.persistence.DAOLogFile.java

public static void saveLog(String log, String logFile) throws DAOException {
    BufferedWriter writer = null;
    try {/*  w w  w. ja v  a 2  s.c om*/
        File f = new File(logFile);
        f.getParentFile().mkdirs();
        FileWriter fileWriter = new FileWriter(logFile);
        writer = new BufferedWriter(fileWriter);
        writer.write(log);
    } catch (FileNotFoundException fnfe) {
        throw new DAOException(" File not found: " + fnfe);
    } catch (IOException ioe) {
        throw new DAOException(" Error: " + ioe);
    } catch (NoSuchElementException nse) {
        throw new DAOException(" Error in file format: " + nse);
    } finally {
        try {
            if (writer != null) {
                writer.close();
            }
        } catch (IOException ioe) {
        }
    }
}

---

From source file:com.fbartnitzek.tasteemall.data.csv.CsvFileWriter.java

public static String writeFile(String[] headers, List<List<String>> entries, File file) {

    FileWriter fileWriter = null;
    CSVPrinter csvFilePrinter = null;//from ww w .j ava 2s  .c  o  m
    String msg = null;
    try {
        fileWriter = new FileWriter(file); //initialize FileWriter object
        csvFilePrinter = new CSVPrinter(fileWriter, CSV_FORMAT_RFC4180); //initialize CSVPrinter object
        csvFilePrinter.printRecord(Arrays.asList(headers)); //Create CSV file header

        //Write a new student object list to the CSV file
        for (List<String> dataEntry : entries) {
            csvFilePrinter.printRecord(dataEntry);
        }

    } catch (Exception e) {
        e.printStackTrace();
        msg = "Error in CsvFileWriter !!!";
    } finally {
        try {
            if (fileWriter != null) {
                fileWriter.flush();
                fileWriter.close();
            }
            if (csvFilePrinter != null) {
                csvFilePrinter.close();
            }
        } catch (IOException e) {
            e.printStackTrace();
            msg = "Error while flushing/closing fileWriter/csvPrinter !!!";

        }
    }
    return msg;
}

---

From source file:model.Post_store.java

public static void add_post(String title, String content) {

    JSONObject obj = new JSONObject();
    obj.put("title", title);
    obj.put("content", content);

    JSONArray comments = new JSONArray();

    obj.put("comments", comments);

    JSONArray UA_comments = new JSONArray();

    obj.put("UA_comments", UA_comments);

    int lastid = getlastid();

    obj.put("id", lastid);

    try (FileWriter file = new FileWriter(root + "posts/" + lastid + ".json");) {
        file.write(obj.toJSONString());/*from   w ww .j  av a2 s  .c  o  m*/
        file.flush();
        file.close();

    } catch (IOException e) {
        System.out.println(e);
    }

    lastid++;

    setlastid(lastid);

    //System.out.print(obj);

}

---

From source file:msuresh.raftdistdb.RaftCluster.java

public static void createDefaultGlobal() throws IOException {
    JSONObject obj = new JSONObject();
    obj.put("currentCount", 5000);
    try (FileWriter file = new FileWriter(Constants.STATE_LOCATION + "global.info")) {
        file.write(obj.toJSONString());//from ww w . j  a  v a  2 s.c  o  m
    }
}

---

From source file:apps.ParsedPost.java

public static void main(String args[]) {

    Options options = new Options();

    options.addOption(INPUT_PARAM, null, true, INPUT_DESC);
    options.addOption(OUTPUT_PARAM, null, true, OUTPUT_DESC);
    options.addOption(MAX_NUM_REC_PARAM, null, true, MAX_NUM_REC_DESC);
    options.addOption(DEBUG_PRINT_PARAM, null, false, DEBUG_PRINT_DESC);
    options.addOption(EXCLUDE_CODE_PARAM, null, false, EXCLUDE_CODE_DESC);

    CommandLineParser parser = new org.apache.commons.cli.GnuParser();

    HashMap<String, ParsedPost> hQuestions = new HashMap<String, ParsedPost>();

    try {/*w w w  .  j ava 2 s . c  o  m*/
        CommandLine cmd = parser.parse(options, args);

        String inputFile = cmd.getOptionValue(INPUT_PARAM);

        if (null == inputFile)
            Usage("Specify: " + INPUT_PARAM, options);

        String outputFile = cmd.getOptionValue(OUTPUT_PARAM);

        if (null == outputFile)
            Usage("Specify: " + OUTPUT_PARAM, options);

        InputStream input = CompressUtils.createInputStream(inputFile);
        BufferedWriter output = new BufferedWriter(new FileWriter(new File(outputFile)));

        int maxNumRec = Integer.MAX_VALUE;

        String tmp = cmd.getOptionValue(MAX_NUM_REC_PARAM);

        if (tmp != null)
            maxNumRec = Integer.parseInt(tmp);

        boolean debug = cmd.hasOption(DEBUG_PRINT_PARAM);

        boolean excludeCode = cmd.hasOption(EXCLUDE_CODE_PARAM);

        System.out.println("Processing at most " + maxNumRec + " records, excluding code? " + excludeCode);

        XmlIterator xi = new XmlIterator(input, ROOT_POST_TAG);

        String elem;

        output.write("<?xml version='1.0' encoding='UTF-8'?><ystfeed>\n");

        for (int num = 1; num <= maxNumRec && !(elem = xi.readNext()).isEmpty(); ++num) {
            ParsedPost post = null;
            try {
                post = parsePost(elem, excludeCode);

                if (!post.mAcceptedAnswerId.isEmpty()) {
                    hQuestions.put(post.mId, post);
                } else if (post.mpostIdType.equals("2")) {
                    String parentId = post.mParentId;
                    String id = post.mId;
                    if (!parentId.isEmpty()) {
                        ParsedPost parentPost = hQuestions.get(parentId);
                        if (parentPost != null && parentPost.mAcceptedAnswerId.equals(id)) {
                            output.write(createYahooAnswersQuestion(parentPost, post));
                            hQuestions.remove(parentId);
                        }
                    }
                }

            } catch (Exception e) {
                e.printStackTrace();
                throw new Exception("Error parsing record # " + num + ", error message: " + e);
            }
            if (debug) {
                System.out.println(String.format("%s parentId=%s acceptedAnswerId=%s type=%s", post.mId,
                        post.mParentId, post.mAcceptedAnswerId, post.mpostIdType));
                System.out.println("================================");
                if (!post.mTitle.isEmpty()) {
                    System.out.println(post.mTitle);
                    System.out.println("--------------------------------");
                }
                System.out.println(post.mBody);
                System.out.println("================================");
            }
        }

        output.write("</ystfeed>\n");

        input.close();
        output.close();

    } catch (ParseException e) {
        Usage("Cannot parse arguments", options);
    } catch (Exception e) {
        e.printStackTrace();
        System.err.println("Terminating due to an exception: " + e);
        System.exit(1);
    }

}

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From source file:com.chargebee.MethodBank.MethodBank.java

public static CSVPrinter printerInitializer(String csvOut) throws IOException, Exception {
    CSVPrinter printer = new CSVPrinter(new FileWriter(csvOut),
            CSVFormat.EXCEL.withRecordSeparator("\n").withDelimiter(','));
    return printer;
}

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From source file:luceneprueba.utils.FileParser.java

static public void createFilesFromJSONArray() throws IOException {
    File dir = new File("files/input");
    File[] files = dir.listFiles();

    if (files == null) {
        System.out.println("No existe la carpeta \'input\' dentro de la carpeta files.");
        return;/*from  w w  w. jav a 2  s.  c  om*/
    }

    if (files.length == 0) {
        System.out.println("No hay ningun archivo en la carpeta \'input\' para ser indexado");
        return;
    }

    BufferedReader br;
    String fileContent;
    JSONArray jsonArray = null;
    JSONParser jsonParser = new JSONParser();
    int i = 1;
    FileWriter datosReviews = null;
    try {
        datosReviews = new FileWriter("files/output/datos_reviews.txt");
    } catch (IOException ex) {
        ex.printStackTrace(System.out);
    }
    for (File file : files) {
        if (file.isFile() && file.canRead() && file.getName().endsWith(".txt")) {
            System.out.println("Leyendo el archivo: " + file.getName());
            FileWriter contentReviews;
            try {
                br = new BufferedReader(new FileReader(file));
                fileContent = br.readLine();
                jsonArray = (JSONArray) jsonParser.parse(fileContent);
                Iterator it = jsonArray.iterator();
                DecimalFormat formato = new DecimalFormat("000000");
                while (it.hasNext()) {
                    JSONObject json = (JSONObject) it.next();
                    if (json.get("Genre") != null && json.get("Date") != null) {
                        contentReviews = new FileWriter(
                                "files/output/clasificador/review_clasificador_" + formato.format(i) + ".txt");
                        datosReviews.write(Integer.toString(i) + "_" + (String) json.get("Date") + "_"
                                + (String) json.get("Genre") + "_" + (String) json.get("Score") + "\n");
                        contentReviews.write(Integer.toString(i) + " " + (String) json.get("Review"));
                        i++;
                        contentReviews.close();
                    }
                }
                br.close();
            } catch (FileNotFoundException ex) {
                ex.printStackTrace(System.out);
            } catch (IOException | ParseException ex) {
                ex.printStackTrace(System.out);
            }
        }
    }
    datosReviews.close();
}

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