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:com.tomgibara.cluster.CreateUniformCircles.java

public static void main(String[] args) throws IOException {
    UniformRandomGenerator gen = new UniformRandomGenerator(new JDKRandomGenerator());
    FileWriter writer = new FileWriter("R/circles.txt");
    int size = 400;
    try {/*from   w  w w  .ja  va  2s  . com*/
        for (int y = 4; y >= -4; y--) {
            for (int x = -4; x <= 4; x++) {
                writeCluster(gen, new double[] { x, y }, new double[] { 0.3, 0.3 }, size, writer);
            }
        }
    } finally {
        writer.close();
    }
}

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From source file:com.di.bi.nextgen.installattribution.searchcountrycode.SearchCountryCode.java

public static void main(String[] args) throws Exception {
    Map<String, String> map = CSVReader();
    List<String> miss = new ArrayList<>();
    List<String[]> data = new ArrayList<>();
    String csv = "infinity.csv";
    CSVWriter writer = new CSVWriter(new FileWriter(csv));
    List<String[]> outList = new ArrayList<>();
    JSONArray arry = ReadJson();/* w  w w  .j a  va 2 s  .c  o m*/
    for (String key : map.keySet()) {
        String[] arr = key.split(";");
        boolean isf = false;
        for (int i = 0; i < arry.length(); ++i) {
            JSONObject o = arry.getJSONObject(i);
            if (arr.length > 1) {
                if (o.keySet().contains(arr[1].toUpperCase())) {
                    System.out.println("arr[]1" + arr[1]);
                    System.out.println("o.keySet() " + o.keySet());
                    System.out.println(" bu " + o.keySet().contains(arr[1].toUpperCase()));
                    JSONArray arryC = o.getJSONArray(arr[1].toUpperCase());
                    for (int j = 0; j < arryC.length(); ++j) {
                        String[] tmp = { map.get(key) + "," + key + ";" + arryC.getString(j) };
                        outList.add(tmp);
                    }
                    isf = true;
                    break;
                }
            }
        }
        if (!isf) {
            miss.add(key);
            isf = false;
        }
    }
    writer.writeAll(outList);
    writer.close();
    System.out.println("Miissing" + miss);

}

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From source file:com.idega.util.Stripper.java

public static void main(String[] args) {
    // Stripper stripper1 = new Stripper();

    if (args.length != 2) {
        System.err.println("Auli.  tt a hafa tvo parametra me essu, innskr og tskr");

        return;/*from  w w  w .  j a  v  a2  s .co m*/
    }

    BufferedReader in = null;
    BufferedWriter out = null;

    try {
        in = new BufferedReader(new FileReader(args[0]));
    } catch (java.io.FileNotFoundException e) {
        System.err.println("Auli. Error : " + e.toString());

        return;
    }

    try {
        out = new BufferedWriter(new FileWriter(args[1]));
    } catch (java.io.IOException e) {
        System.err.println("Auli. Error : " + e.toString());
        IOUtils.closeQuietly(in);
        return;
    }

    try {
        String input = in.readLine();
        int count = 0;
        while (input != null) {
            int index = input.indexOf("\\CVS\\");
            if (index > -1) {
                System.out.println("Skipping : " + input);
                count++;
            } else {
                out.write(input);
                out.newLine();
            }

            input = in.readLine();
        }
        System.out.println("Skipped : " + count);
    } catch (java.io.IOException e) {
        System.err.println("Error reading or writing file : " + e.toString());
    }

    try {
        in.close();
        out.close();
    } catch (java.io.IOException e) {
        System.err.println("Error closing files : " + e.toString());
    }
}

---

From source file:com.tomgibara.cluster.CreateGaussianCross.java

public static void main(String[] args) throws IOException {
    GaussianRandomGenerator gen = new GaussianRandomGenerator(new JDKRandomGenerator());
    final double[] center = new double[] { 0, 0 };
    int clusterSize = 300;
    FileWriter writer = new FileWriter("R/cross.txt");
    try {/*from   w  ww .j a va  2s. com*/
        writeCluster(gen, center, new double[] { 6, 1 }, clusterSize, writer);
        writeCluster(gen, center, new double[] { 1, 6 }, clusterSize, writer);
    } finally {
        writer.close();
    }
}

---

From source file:contractEditor.SPConfFileEditor.java

public static void main(String[] args) {

    JSONObject obj = new JSONObject();
    ArrayList fileList = new ArrayList();

    fileList.add("confSP" + File.separator + "HOST1.json");
    fileList.add("confSP" + File.separator + "HOST2.json");
    fileList.add("confSP" + File.separator + "HOST3.json");
    fileList.add("confSP" + File.separator + "HOST4.json");

    obj.put("contract_list_of_SP", fileList);

    try {//w ww .j  av a2s . c o m

        FileWriter file = new FileWriter("confSP" + File.separator + "contractFileList.json");
        file.write(obj.toJSONString());
        file.flush();
        file.close();

    } catch (IOException e) {
        e.printStackTrace();
    }

    System.out.print(obj);

}

---

From source file:PCC.java

/**
 * @param args the command line arguments
 * @throws java.io.IOException//from  w  w  w.  j av a2 s  .  c  o  m
 */

public static void main(String[] args) throws IOException {
    // TODO code application logic here

    PearsonsCorrelation corel = new PearsonsCorrelation();
    PCC method = new PCC();
    ArrayList<String> name = new ArrayList<>();
    Multimap<String, String> genes = ArrayListMultimap.create();
    BufferedWriter bw = new BufferedWriter(new FileWriter(args[1]));
    BufferedReader br = new BufferedReader(new FileReader(args[0]));
    String str;
    while ((str = br.readLine()) != null) {
        String[] a = str.split("\t");
        name.add(a[0]);
        for (int i = 1; i < a.length; i++) {
            genes.put(a[0], a[i]);
        }
    }
    for (String key : genes.keySet()) {
        double[] first = new double[genes.get(key).size()];
        int element1 = 0;
        for (String value : genes.get(key)) {
            double d = Double.parseDouble(value);
            first[element1] = d;
            element1++;
        }
        for (String key1 : genes.keySet()) {
            if (!key.equals(key1)) {
                double[] second = new double[genes.get(key1).size()];
                int element2 = 0;
                for (String value : genes.get(key1)) {
                    double d = Double.parseDouble(value);
                    second[element2] = d;
                    element2++;

                }
                double corrlation = corel.correlation(first, second);
                if (corrlation > 0.5) {
                    bw.write(key + "\t" + key1 + "\t" + corrlation + "\t"
                            + method.pvalue(corrlation, second.length) + "\n");
                }
            }
        }
    }
    br.close();
    bw.close();
}

---

From source file:com.bright.utils.rmDuplicateLines.java

public static void main(String args) {
    File monfile = new File(args);

    Set<String> userIdSet = new LinkedHashSet<String>();

    if (monfile.isFile() && monfile.getName().endsWith(".txt")) {
        try {// w  w w .j  a va 2 s  . c om
            List<String> content = FileUtils.readLines(monfile, Charset.forName("UTF-8"));
            userIdSet.addAll(content);

            Iterator<String> itr = userIdSet.iterator();
            StringBuffer output = new StringBuffer();
            while (itr.hasNext()) {

                output.append(itr.next() + System.getProperty("line.separator"));

            }

            BufferedWriter out = new BufferedWriter(new FileWriter(monfile));
            String outText = output.toString();

            out.write(outText);

            out.close();
        } catch (IOException e) {
            e.printStackTrace();

        }
    }

}

---

From source file:com.idega.util.FileLocalizer.java

public static void main(String[] args) {
    if (args.length != 2) {
        System.err.println("Wimp. I need two parameters, input file og directory and output file");
        System.err.println("Usage java FileLocalizer input output");

        return;// w  w  w  .java2s .  c  om
    }

    File in = null;
    BufferedWriter out = null;

    Properties props = new Properties();

    try {
        in = new File(args[0]);
    } catch (Exception e) {
        System.err.println("Auli. Error : " + e.toString());

        return;
    }

    try {
        out = new BufferedWriter(new FileWriter(args[1]));
    } catch (java.io.IOException e) {
        System.err.println("Auli. Error : " + e.toString());

        return;
    }

    try {
        findRecursive(in, props);
        props.list(new PrintWriter(out));
    } catch (Exception e) {
        System.err.println("Error reading or writing file : " + e.toString());
    }

    try {
        out.close();
    } catch (java.io.IOException e) {
        System.err.println("Error closing files : " + e.toString());
    }
}

---

From source file:eval.dataset.ParseWikiLog.java

public static void main(String[] ss) throws FileNotFoundException, ParserConfigurationException, IOException {
    FileInputStream fin = new FileInputStream("data/enwiki-20151201-pages-logging.xml.gz");
    GzipCompressorInputStream gzIn = new GzipCompressorInputStream(fin);
    InputStreamReader reader = new InputStreamReader(gzIn);
    BufferedReader br = new BufferedReader(reader);
    PrintWriter pw = new PrintWriter(new FileWriter("data/user_page.txt"));
    pw.println(//from   w  ww.  j  av  a  2  s.  co  m
            "#list of user names and pages that they have edited, deleted or created. These info are mined from logitems of enwiki-20150304-pages-logging.xml.gz");
    TreeMap<String, Set<String>> userPageList = new TreeMap();
    TreeSet<String> pageList = new TreeSet();
    int counterEntry = 0;
    String currentUser = null;
    String currentPage = null;
    try {
        for (String line = br.readLine(); line != null; line = br.readLine()) {

            if (line.trim().equals("</logitem>")) {
                counterEntry++;
                if (currentUser != null && currentPage != null) {
                    updateMap(userPageList, currentUser, currentPage);
                    pw.println(currentUser + "\t" + currentPage);
                    pageList.add(currentPage);
                }
                currentUser = null;
                currentPage = null;
            } else if (line.trim().startsWith("<username>")) {
                currentUser = line.trim().split(">")[1].split("<")[0].replace(" ", "_");

            } else if (line.trim().startsWith("<logtitle>")) {
                String content = line.trim().split(">")[1].split("<")[0];
                if (content.split(":").length == 1) {
                    currentPage = content.replace(" ", "_");
                }
            }
        }
    } catch (IOException ex) {
        Logger.getLogger(ParseWikiLog.class.getName()).log(Level.SEVERE, null, ex);
    }
    pw.println("#analysed " + counterEntry + " entries of wikipesia log file");
    pw.println("#gathered a list of unique user of size " + userPageList.size());
    pw.println("#gathered a list of pages of size " + pageList.size());
    pw.close();
    gzIn.close();

    PrintWriter pwUser = new PrintWriter(new FileWriter("data/user_list_page_edited.txt"));
    pwUser.println(
            "#list of unique users and pages that they have edited, extracted from logitems of enwiki-20150304-pages-logging.xml.gz");
    for (String user : userPageList.keySet()) {
        pwUser.print(user);
        Set<String> getList = userPageList.get(user);
        for (String page : getList) {
            pwUser.print("\t" + page);
        }
        pwUser.println();
    }
    pwUser.close();

    PrintWriter pwPage = new PrintWriter(new FileWriter("data/all_pages.txt"));
    pwPage.println("#list of the unique pages that are extracted from enwiki-20150304-pages-logging.xml.gz");
    for (String page : pageList) {
        pwPage.println(page);
    }
    pwPage.close();
    System.out.println("#analysed " + counterEntry + " entries of wikipesia log file");
    System.out.println("#gathered a list of unique user of size " + userPageList.size());
    System.out.println("#gathered a list of pages of size " + pageList.size());
}

---

From source file:com.cisco.dbds.utils.configfilehandler.FeatureFileRead_Testcase.java

/**
 * The main method.// ww  w.j  a  va2  s .  co  m
 *
 * @param args the arguments
 * @throws SocketException the socket exception
 * @throws IOException Signals that an I/O exception has occurred.
 */
public static void main(String args[]) throws SocketException, IOException {

    if (!rfile.exists()) {
        rfile.createNewFile();
    }
    fw = new FileWriter(rfile.getAbsoluteFile());
    bw = new BufferedWriter(fw);

    File dir = new File("C:\\TIMS");
    String[] extensions = new String[] { "feature" };

    System.out.println(
            "Getting all .feature files in " + dir.getCanonicalPath() + " including those in subdirectories");
    List<File> files = (List<File>) FileUtils.listFiles(dir, extensions, true);
    for (File file : files) {
        System.out.println("file: " + file.getCanonicalPath());
        readFeature(file.getCanonicalPath());
    }
    bw.close();

}

---

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