Example usage for java.io BufferedWriter write

List of usage examples for java.io BufferedWriter write

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Introduction

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

Prototype

public void write(int c) throws IOException

Source Link

Document

Writes a single character.

Usage

From source file:com.healthmarketscience.jackcess.ExportUtil.java

private static void writeValue(BufferedWriter out, String value, char quote, Pattern needsQuotePattern)
        throws IOException {
    if (!needsQuotePattern.matcher(value).find()) {

        // no quotes necessary
        out.write(value);
        return;//from  w ww  .ja  v a  2  s .c om
    }

    // wrap the value in quotes and handle internal quotes
    out.write(quote);
    for (int i = 0; i < value.length(); ++i) {
        char c = value.charAt(i);

        if (c == quote) {
            out.write(quote);
        }
        out.write(c);
    }
    out.write(quote);
}

From source file:playground.johannes.socialnets.GraphStatistics.java

static public Histogram createDegreeHistogram(Graph g, int min, int max, int ignoreWave) {
    Set<Vertex> vertices = new HashSet<Vertex>();
    for (Object o : g.getVertices()) {
        if (((Vertex) o).getUserDatum(UserDataKeys.ANONYMOUS_KEY) == null)
            vertices.add((Vertex) o);/*w ww  .  j  a  v  a  2  s .co  m*/
    }

    DoubleArrayList values = new DoubleArrayList(vertices.size());
    DoubleArrayList weights = new DoubleArrayList(vertices.size());

    try {
        BufferedWriter writer = IOUtils.getBufferedWriter(outputDir + ignoreWave + ".weights.txt");

        for (Vertex v : vertices) {
            int k = v.degree();
            values.add(k);
            writer.write(String.valueOf(k));
            writer.write("\t");
            Integer wave = (Integer) v.getUserDatum(UserDataKeys.SAMPLED_KEY);
            double w = 1;
            if (wave == null || k == 0)
                weights.add(1);
            else {
                //            w = 1 / (1 - Math.pow((1 - fracVertices),k));
                w = 1;// / (Double)v.getUserDatum(UserDataKeys.SAMPLE_PROBA_KEY);
                weights.add(w);
            }
            writer.write(String.valueOf(w));
            writer.newLine();
            writer.flush();
        }
        writer.close();
    } catch (Exception e) {
        e.printStackTrace();
    }

    if (min < 0 && max < 0) {
        DoubleArrayList copy = values.copy();
        copy.sort();
        min = (int) copy.get(0);
        max = (int) copy.get(values.size() - 1);
    }

    Histogram hist = new Histogram(1.0, 0, max);
    for (int i = 0; i < values.size(); i++) {
        hist.add(values.get(i), weights.get(i));
    }
    System.out.println("Gamma exponent is estimated to " + estimatePowerLawExponent(values));

    return hist;
}

From source file:funcoes.funcoes.java

public static void geraLog(String nome, String log) {

    int dia, mes, ano;
    String data_log;/*from  w  w  w  . ja v  a 2 s  .c o m*/
    Calendar data;
    data = Calendar.getInstance();
    dia = data.get(Calendar.DAY_OF_MONTH);
    mes = data.get(Calendar.MONTH);
    ano = data.get(Calendar.YEAR);
    data_log = +dia + "_" + (mes + 1) + "_" + ano;
    if (dia < 10 && mes < 10) {
        data_log = "0" + dia + "_0" + (mes + 1) + "_" + ano;
    } else if (dia < 10 && mes >= 10) {
        data_log = "0" + dia + "_" + (mes + 1) + "_" + ano;
    } else if (dia >= 10 && mes < 10) {
        data_log = dia + "_0" + (mes + 1) + "_" + ano;
    } else {
        data_log = dia + "_" + (mes + 1) + "_" + ano;
    }

    File arquivo = new File("C:/SOVIONG/log/log_" + data_log + ".txt");

    try {
        if (!arquivo.exists()) {
            //cria um arquivo (vazio)
            arquivo.createNewFile();
        }

        //caso seja um diretrio,  possvel listar seus arquivos e diretrios
        //File[] arquivos = arquivo.listFiles();
        //escreve no arquivo
        FileWriter fw = new FileWriter(arquivo, true);
        BufferedWriter bw = new BufferedWriter(fw);
        bw.write(log + " "
                + data.getTime().toLocaleString().substring(10, data.getTime().toLocaleString().length())
                + " do dia: " + data.getTime().toLocaleString().substring(0, 10));
        bw.newLine();
        bw.close();
        fw.close();

    } catch (IOException ex) {
        JOptionPane.showMessageDialog(null, ex.getMessage());
    }

}

From source file:edu.cmu.cs.lti.ark.fn.data.prep.ParsePreparation.java

private static void writeStuff(BufferedWriter bWriter, List<String> words, List<String> pos,
        List<String> parent, List<String> label) throws IOException {
    int size = words.size();
    for (int i = 0; i < size; i++) {
        String line = "";
        line += (i + 1) + "\t";
        line += words.get(i).toLowerCase() + "\t";
        line += words.get(i).toLowerCase() + "\t";
        line += pos.get(i) + "\t";
        line += pos.get(i) + "\t";
        line += "_\t";
        line += parent.get(i) + "\t";
        line += label.get(i);/*  w  w w. ja va2  s.co  m*/
        bWriter.write(line + "\n");
    }
    bWriter.write("\n");
}

From source file:com.iitb.cse.ConnectionInfo.java

public static void writeToMyLog(int expid, String macAdrress, String message) {

    String location = "";

    if (!Constants.experimentDetailsDirectory.endsWith("/")) {
        location = Constants.experimentDetailsDirectory + "/";
    }//  w w w .j  a  v  a2s.  c  o  m

    location += Integer.toString(expid) + macAdrress + "_log.txt";
    File file = new File(location);
    try {
        FileWriter fw = new FileWriter(file, true);
        BufferedWriter bw = new BufferedWriter(fw);
        Date date = new Date();
        System.out.println(date);
        bw.write(date.toString() + " --> " + message + "\n");
        bw.close();
    } catch (IOException ex) {
        System.out.println("\nEXCEPTION [writeToMyLog]:" + ex.toString());
    }
}

From source file:com.liferay.util.FileUtil.java

public static void write(File file, String s) throws IOException {
    if (file.getParent() != null) {
        mkdirs(file.getParent());// w  w w  .  j  a  va  2s.c  om
    }

    BufferedWriter bw = new BufferedWriter(new FileWriter(file));

    bw.flush();
    bw.write(s);

    bw.close();
}

From source file:net.naijatek.myalumni.util.utilities.FileUtil.java

/**
 * Write content to_email a fileName with the destEncoding
 * /*w w  w  .java 2s  . com*/
 * @param content String
 * @param fileName String
 * @param destEncoding String
 * @throws FileNotFoundException
 * @throws IOException
 */
public static void writeFile(final String content, final String fileName, final String destEncoding)
        throws FileNotFoundException, IOException {

    File file = null;
    try {
        file = new File(fileName);
        if (file.isFile() == false) {
            throw new IOException("'" + fileName + "' is not a file.");
        }
        if (file.canWrite() == false) {
            throw new IOException("'" + fileName + "' is a read-only file.");
        }
    } finally {
        // we dont have to close File here
    }

    BufferedWriter out = null;
    try {
        FileOutputStream fos = new FileOutputStream(fileName);
        out = new BufferedWriter(new OutputStreamWriter(fos, destEncoding));

        out.write(content);
        out.flush();
    } catch (FileNotFoundException fe) {
        logger.error("Error", fe);
        throw fe;
    } catch (IOException e) {
        logger.error("Error", e);
        throw e;
    } finally {
        try {
            if (out != null) {
                out.close();
            }
        } catch (IOException ex) {
        }
    }
}

From source file:com.github.jsonj.tools.JsonSerializer.java

private static void serialize(final BufferedWriter bw, final JsonElement json, final boolean pretty,
        final int indent) throws IOException {
    if (json == null) {
        return;//from   w  w  w. ja v a 2  s  .  c  o m
    }
    JsonType type = json.type();
    switch (type) {
    case object:
        bw.write('{');
        newline(bw, indent + 1, pretty);
        Iterator<Entry<String, JsonElement>> iterator = json.asObject().entrySet().iterator();
        while (iterator.hasNext()) {
            Entry<String, JsonElement> entry = iterator.next();
            String key = entry.getKey();
            JsonElement value = entry.getValue();
            if (value != null) {
                bw.write('"');
                bw.write(jsonEscape(key));
                bw.write("\":");
                serialize(bw, value, pretty, indent + 1);
                if (iterator.hasNext()) {
                    bw.write(',');
                    newline(bw, indent + 1, pretty);
                }
            }
        }
        newline(bw, indent, pretty);
        bw.write('}');
        break;
    case array:
        bw.write('[');
        newline(bw, indent + 1, pretty);
        Iterator<JsonElement> arrayIterator = json.asArray().iterator();
        while (arrayIterator.hasNext()) {
            JsonElement value = arrayIterator.next();
            boolean nestedPretty = false;
            if (value.isObject()) {
                nestedPretty = true;
            }
            serialize(bw, value, nestedPretty, indent + 1);
            if (arrayIterator.hasNext()) {
                bw.write(',');
                newline(bw, indent + 1, nestedPretty);
            }
        }
        newline(bw, indent, pretty);
        bw.write(']');
        break;
    case string:
        bw.write(json.toString());
        break;
    case bool:
        bw.write(json.toString());
        break;
    case number:
        bw.write(json.toString());
        break;
    case nullValue:
        bw.write(json.toString());
        break;

    default:
        throw new IllegalArgumentException("unhandled type " + type);
    }
}

From source file:emperior.Main.java

public static void addLineToLogFile(String input) {
    if (!adminmode) {
        FileWriter fstream;//  w ww.j  av a  2s  .  c  o m
        try {
            fstream = new FileWriter(logFile, true);
            BufferedWriter out = new BufferedWriter(fstream);
            out.write(getCurrentTime() + " {" + applicant + " | " + group + "}" + "<"
                    + Main.tasktypes.get(Main.activeType) + "_" + Main.tasks.get(Main.activeTask) + "> "
                    + input);
            out.newLine();
            out.close();
        } catch (IOException e) {
            e.printStackTrace();
        }
    }
}

From source file:entity.files.SYSFilesTools.java

public static File getHtmlFile(String html, String prefix, String ext) {
    File temp = null;//from  ww  w.  j  av  a 2 s  .co m
    try {
        // Create temp file.
        temp = File.createTempFile(prefix, ext);

        String text = "<html><head>";

        text += OPDE.getCSS();
        text += "</head><body>" + SYSTools.htmlUmlautConversion(html) + "<hr/>" + "<div id=\"fonttext\">"
                + "<b>" + SYSTools.xx("misc.msg.endofreport") + "</b><br/>"
                + (OPDE.getLogin() != null ? SYSTools.htmlUmlautConversion(OPDE.getLogin().getUser().getUID())
                        : "")
                + "<br/>" + DateFormat.getDateTimeInstance().format(new Date()) + "<br/>"
                + OPDE.getAppInfo().getProgname() + ", v" + OPDE.getAppInfo().getVersion() + "/"
                + OPDE.getAppInfo().getBuildnum() + "</div></body></html>";

        // Write to temp file
        BufferedWriter out = new BufferedWriter(new FileWriter(temp));
        out.write(text);

        out.close();
    } catch (IOException e) {
        OPDE.error(e);
    }
    return temp;
}