Example usage for java.io BufferedWriter write

List of usage examples for java.io BufferedWriter write

Introduction

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

Prototype

public void write(String s, int off, int len) throws IOException 

Source Link

Document

Writes a portion of a String.

Usage

From source file:Main.java

public static void main(String[] args) throws IOException {

    char[] cbuf = "from java2s.com".toCharArray();

    StringWriter sw = new StringWriter();

    BufferedWriter bw = new BufferedWriter(sw);

    bw.write(cbuf, 2, 5);

    bw.flush();/*from ww w. j  a  v a 2 s  .co m*/

    StringBuffer sb = sw.getBuffer();

    System.out.println(sb);

}

From source file:Main.java

public static void main(String[] args) throws IOException {

    String s = "from java2s.com!";

    StringWriter sw = new StringWriter();

    BufferedWriter bw = new BufferedWriter(sw);

    bw.write(s, 0, 5);

    bw.newLine();/*from   w  ww . ja  v  a2 s. c o m*/

    bw.write(s, 6, s.length() - 6);

    bw.flush();

    System.out.print(sw.getBuffer());

}

From source file:Main.java

public static void main(String[] args) throws Exception {
    BufferedReader in = new BufferedReader(new InputStreamReader(System.in));
    String strLine = in.readLine();
    BufferedWriter out = new BufferedWriter(new OutputStreamWriter(System.out));
    out.write(strLine, 0, strLine.length());
    out.flush();//from  w w  w . j a  v a2 s  . co m
    in.close();
    out.close();
}

From source file:Main.java

public static void main(String[] args) throws IOException {

    String str = "from java2s.com!";

    // create string writer
    StringWriter sw = new StringWriter();

    // create buffered writer
    BufferedWriter bw = new BufferedWriter(sw);

    // writing string to writer
    bw.write(str, 1, 4);

    // forces out the characters to string writer
    bw.flush();//from  w w  w  .j a  v  a  2 s  .  c o m

    // string buffer is created
    StringBuffer sb = sw.getBuffer();

    System.out.println(sb);

}

From source file:Converter.java

public static void main(String args[]) throws Exception {
    FileInputStream fis = new FileInputStream(new File("input.txt"));
    BufferedReader in = new BufferedReader(new InputStreamReader(fis, "SJIS"));

    FileOutputStream fos = new FileOutputStream(new File("output.txt"));
    BufferedWriter out = new BufferedWriter(new OutputStreamWriter(fos, "UTF8"));

    int len = 80;
    char buf[] = new char[len];

    int numRead;//  w w  w  . ja  va2  s  .c o  m
    while ((numRead = in.read(buf, 0, len)) != -1)
        out.write(buf, 0, numRead);
    out.close();
    in.close();
}

From source file:net.java.sen.tools.MkSenDic.java

/**
 * Build sen dictionary.//ww w .j av a 2 s .  c om
 * 
 * @param args
 *            custom dictionary files. see dic/build.xml.
 */
public static void main(String args[]) {
    ResourceBundle rb = ResourceBundle.getBundle("dictionary");
    DictionaryMaker dm1 = new DictionaryMaker();
    DictionaryMaker dm2 = new DictionaryMaker();
    DictionaryMaker dm3 = new DictionaryMaker();

    // 1st field information of connect file.
    Vector rule1 = new Vector();

    // 2nd field information of connect file.
    Vector rule2 = new Vector();

    // 3rd field information of connect file.
    Vector rule3 = new Vector();

    // 4th field information of connect file.
    // this field shows cost of morpheme connection
    // [size3*(x3*size2+x2)+x1]
    // [size3*(Attr1*size2+Attr2)+Attl]
    short score[] = new short[20131];

    long start = System.currentTimeMillis();

    // /////////////////////////////////////////
    //
    // Step1. Loading connetion file.
    //
    log.info("(1/7): reading connection matrix ... ");
    try {
        log.info("connection file = " + rb.getString("text_connection_file"));
        log.info("charset = " + rb.getString("dic.charset"));
        CSVParser csvparser = new CSVParser(new FileInputStream(rb.getString("text_connection_file")),
                rb.getString("dic.charset"));
        String t[];
        int line = 0;
        while ((t = csvparser.nextTokens()) != null) {
            if (t.length < 4) {
                log.warn("invalid line in " + rb.getString("text_connection_file") + ":" + line);
                log.warn(rb.getString("text_connection_file") + "may be broken.");
                break;
            }
            dm1.add(t[0]);
            rule1.add(t[0]);

            dm2.add(t[1]);
            rule2.add(t[1]);

            dm3.add(t[2]);
            rule3.add(t[2]);

            if (line == score.length) {
                score = resize(score);
            }

            score[line++] = (short) Integer.parseInt(t[3]);
        }

        // /////////////////////////////////////////
        //
        // Step2. Building internal dictionary
        //
        log.info("(2/7): building type dictionary ... ");
        dm1.build();
        dm2.build();
        dm3.build();

        // if you want check specified morpheme, you uncomment and modify
        // following line:
        /*
         * System.out.print("22="); dm3.getById(22);
         * System.out.print("368="); dm3.getById(368);
         * 
         * System.out.println(dm3.getDicId("?????*,*,*,*,?"));
         * DictionaryMaker.debug = true;
         * System.out.println(dm3.getDicId("?????*,*,*,*,?"));
         * System.out.println(dm3.getDicIdNoCache("?????*,*,*,*,?"));
         */

    } catch (IOException e) {
        e.printStackTrace();
        System.exit(0);
    }

    // -------------------------------------------------

    int size1 = dm1.size();
    int size2 = dm2.size();
    int size3 = dm3.size();
    int ruleSize = rule1.size();
    short matrix[] = new short[size1 * size2 * size3];
    short default_cost = (short) Integer.parseInt(rb.getString("default_connection_cost"));

    // /////////////////////////////////////////
    //
    // Step3. Writing Connection Matrix
    //
    log.info("(3/7): writing conection matrix (" + size1 + " x " + size2 + " x " + size3 + " = "
            + size1 * size2 * size3 + ") ...");

    for (int i = 0; i < (int) (size1 * size2 * size3); i++)
        matrix[i] = default_cost;

    for (int i = 0; i < ruleSize; i++) {
        Vector r1 = dm1.getRuleIdList((String) rule1.get(i));
        Vector r2 = dm2.getRuleIdList((String) rule2.get(i));
        Vector r3 = dm3.getRuleIdList((String) rule3.get(i));

        for (Iterator i1 = r1.iterator(); i1.hasNext();) {
            int ii1 = ((Integer) i1.next()).intValue();
            for (Iterator i2 = r2.iterator(); i2.hasNext();) {
                int ii2 = ((Integer) i2.next()).intValue();
                for (Iterator i3 = r3.iterator(); i3.hasNext();) {
                    int ii3 = ((Integer) i3.next()).intValue();
                    int pos = size3 * (size2 * ii1 + ii2) + ii3;
                    matrix[pos] = score[i];
                }
            }
        }
    }

    try {
        DataOutputStream out = new DataOutputStream(
                new BufferedOutputStream(new FileOutputStream(rb.getString("matrix_file"))));
        out.writeShort(size1);
        out.writeShort(size2);
        out.writeShort(size3);
        for (int i1 = 0; i1 < size1; i1++)
            for (int i2 = 0; i2 < size2; i2++)
                for (int i3 = 0; i3 < size3; i3++) {
                    out.writeShort(matrix[size3 * (size2 * i1 + i2) + i3]);
                    // if (matrix[size3 * (size2 * i1 + i2) + i3] !=
                    // default_cost) {
                    // }
                }
        out.close();
    } catch (IOException e) {
        e.printStackTrace();
        System.exit(0);
    }

    matrix = null;
    score = null;

    // -------------------------------------------------

    int pos_start = Integer.parseInt(rb.getString("pos_start"));
    int pos_size = Integer.parseInt(rb.getString("pos_size"));

    int di = 0;
    int offset = 0;
    ArrayList dicList = new ArrayList();

    // /////////////////////////////////////////
    //
    // Step4. Reading Morpheme Information
    //
    log.info("(4/7): reading morpheme information ... ");
    String t = null;
    String[] csv = null;
    try {
        // writer for feature file.
        BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(
                new FileOutputStream(rb.getString("pos_file")), rb.getString("sen.charset")));

        log.info("load dic: " + rb.getString("text_dic_file"));
        BufferedReader dicStream = null;
        int custom_dic = -1;
        if (args.length == 0) {
            dicStream = new BufferedReader(new InputStreamReader(
                    new FileInputStream(rb.getString("text_dic_file")), rb.getString("dic.charset")));
        } else {
            custom_dic = 0;
            dicStream = new BufferedReader(
                    new InputStreamReader(new FileInputStream(args[custom_dic]), rb.getString("dic.charset")));
        }

        int line = 0;

        CSVData key_b = new CSVData();
        CSVData pos_b = new CSVData();

        while (true) {
            t = dicStream.readLine();
            if (t == null) {
                dicStream.close();
                custom_dic++;
                if (args.length == custom_dic) {
                    break;
                } else {
                    // read custum dictionary
                    log.info("load dic: " + "args[custum_dic]");
                    dicStream = new BufferedReader(new InputStreamReader(new FileInputStream(args[custom_dic]),
                            rb.getString("dic.charset")));
                }
                continue;
            }

            CSVParser parser = new CSVParser(t);
            csv = parser.nextTokens();
            if (csv.length < (pos_size + pos_start)) {
                throw new RuntimeException("format error:" + t);
            }

            key_b.clear();
            pos_b.clear();
            for (int i = pos_start; i < (pos_start + pos_size - 1); i++) {
                key_b.append(csv[i]);
                pos_b.append(csv[i]);
            }

            key_b.append(csv[pos_start + pos_size - 1]);
            pos_b.append(csv[pos_start + pos_size - 1]);

            for (int i = pos_start + pos_size; i < (csv.length - 1); i++) {
                pos_b.append(csv[i]);
            }
            pos_b.append(csv[csv.length - 1]);

            CToken token = new CToken();

            token.rcAttr2 = (short) dm1.getDicId(key_b.toString());
            token.rcAttr1 = (short) dm2.getDicId(key_b.toString());
            token.lcAttr = (short) dm3.getDicId(key_b.toString());
            token.posid = 0;
            token.posID = offset;
            token.length = (short) csv[0].length();
            token.cost = (short) Integer.parseInt(csv[1]);

            dicList.add(new PairObject(csv[0], token));

            byte b[] = pos_b.toString().getBytes(rb.getString("sen.charset"));
            offset += (b.length + 1);
            String pos_b_str = pos_b.toString();
            bw.write(pos_b_str, 0, pos_b_str.length());
            // bw.write(b, 0, b.length);
            bw.write(0);
            if (++di % 50000 == 0)
                log.info("" + di + "... ");
        }
        bw.close();
        // ----end of writing feature.cha ----
    } catch (Exception e) {
        log.error("Error: " + t);
        e.printStackTrace();
        System.exit(1);
    }

    rule1 = null;
    rule2 = null;
    rule3 = null;

    // /////////////////////////////////////////
    //
    // Step5. Sort lexs and write to file
    //
    log.info("(5/7): sorting lex... ");

    int value[] = new int[dicList.size()];
    char key[][] = new char[dicList.size()][];
    int spos = 0;
    int dsize = 0;
    int bsize = 0;
    String prev = "";
    Collections.sort(dicList);

    // /////////////////////////////////////////
    //
    // Step6. Writing Token Information
    //
    log.info("(6/7): writing token... ");
    try {
        // writer for token file.
        DataOutputStream out = new DataOutputStream(
                new BufferedOutputStream(new FileOutputStream(rb.getString("token_file"))));

        // writing 'bos' and 'eos' and 'unknown' token.
        CToken token = new CToken();
        token.rcAttr2 = (short) dm1.getDicId(rb.getString("bos_pos"));
        token.rcAttr1 = (short) dm2.getDicId(rb.getString("bos_pos"));
        token.lcAttr = (short) dm3.getDicId(rb.getString("bos_pos"));
        token.write(out);

        token.rcAttr2 = (short) dm1.getDicId(rb.getString("eos_pos"));
        token.rcAttr1 = (short) dm2.getDicId(rb.getString("eos_pos"));
        token.lcAttr = (short) dm3.getDicId(rb.getString("eos_pos"));
        token.write(out);

        token.rcAttr2 = (short) dm1.getDicId(rb.getString("unknown_pos"));
        token.rcAttr1 = (short) dm2.getDicId(rb.getString("unknown_pos"));
        token.lcAttr = (short) dm3.getDicId(rb.getString("unknown_pos"));
        token.posID = -1;
        token.write(out);
        log.info("key size = " + key.length);
        for (int i = 0; i < key.length; i++) {
            String k = (String) ((PairObject) dicList.get(i)).key;
            if (!prev.equals(k) && i != 0) {
                key[dsize] = ((String) ((PairObject) dicList.get(spos)).key).toCharArray();
                value[dsize] = bsize + (spos << 8);
                dsize++;
                bsize = 1;
                spos = i;
            } else {
                bsize++;
            }
            prev = (String) ((PairObject) dicList.get(i)).key;
            ((CToken) (((PairObject) dicList.get(i)).value)).write(out);
        }
        out.flush();
        out.close();
    } catch (Exception e) {
        e.printStackTrace();
        System.exit(1);
    }

    key[dsize] = ((String) ((PairObject) dicList.get(spos)).key).toCharArray();

    value[dsize] = bsize + (spos << 8);
    dsize++;

    dm1 = null;
    dm2 = null;
    dm3 = null;
    dicList = null;

    // /////////////////////////////////////////
    //
    // Step7. Build Double Array
    //
    log.info("(7/7): building Double-Array (size = " + dsize + ") ...");

    DoubleArrayTrie da = new DoubleArrayTrie();

    da.build(key, null, value, dsize);
    try {
        da.save(rb.getString("double_array_file"));
    } catch (Exception e) {
        e.printStackTrace();
    }

    log.info("total time = " + (System.currentTimeMillis() - start) / 1000 + "[ms]");
}

From source file:MainClass.java

public static void Converter(String input, String output) {
    try {/*from   w w w . j  a va2s .  c o m*/
        FileInputStream fis = new FileInputStream(new File(input));
        BufferedReader in = new BufferedReader(new InputStreamReader(fis, "SJIS"));

        FileOutputStream fos = new FileOutputStream(new File(output));
        BufferedWriter out = new BufferedWriter(new OutputStreamWriter(fos, "UTF8"));

        int len = 80;
        char buf[] = new char[len];

        int numRead;
        while ((numRead = in.read(buf, 0, len)) != -1)
            out.write(buf, 0, numRead);

        out.close();
        in.close();
    } catch (IOException e) {
        System.out.println("An I/O Exception Occurred: " + e);
    }
}

From source file:com.linkedin.pinot.tools.admin.command.AbstractBaseAdminCommand.java

public static String sendPostRequest(String urlString, String payload)
        throws UnsupportedEncodingException, IOException, JSONException {
    final URL url = new URL(urlString);
    final URLConnection conn = url.openConnection();

    conn.setDoOutput(true);//from ww w  . j  a  v a 2  s.com
    final BufferedWriter writer = new BufferedWriter(new OutputStreamWriter(conn.getOutputStream(), "UTF-8"));

    writer.write(payload, 0, payload.length());
    writer.flush();

    final BufferedReader reader = new BufferedReader(new InputStreamReader(conn.getInputStream(), "UTF-8"));
    final StringBuilder sb = new StringBuilder();
    String line = null;

    while ((line = reader.readLine()) != null) {
        sb.append(line);
    }

    return sb.toString();
}

From source file:com.linkedin.pinot.tools.admin.command.AbstractBaseAdminCommand.java

public static JSONObject postQuery(String query, String brokerBaseApiUrl) throws Exception {
    final JSONObject json = new JSONObject();
    json.put("pql", query);

    final long start = System.currentTimeMillis();
    final URLConnection conn = new URL(brokerBaseApiUrl + "/query").openConnection();
    conn.setDoOutput(true);/*from ww w .  j  ava2 s  .c  o  m*/
    final BufferedWriter writer = new BufferedWriter(new OutputStreamWriter(conn.getOutputStream(), "UTF-8"));
    final String reqStr = json.toString();
    System.out.println("reqStr = " + reqStr);

    writer.write(reqStr, 0, reqStr.length());
    writer.flush();
    final BufferedReader reader = new BufferedReader(new InputStreamReader(conn.getInputStream(), "UTF-8"));

    final StringBuilder sb = new StringBuilder();
    String line = null;
    while ((line = reader.readLine()) != null) {
        sb.append(line);
    }

    final long stop = System.currentTimeMillis();

    final String res = sb.toString();
    System.out.println("res = " + res);
    final JSONObject ret = new JSONObject(res);
    ret.put("totalTime", (stop - start));

    return ret;
}

From source file:com.linkedin.pinot.controller.helix.ControllerTest.java

public static String sendPutRequest(String urlString, String payload) throws IOException {
    LOGGER.info("Sending PUT to " + urlString + " with payload " + payload);
    final long start = System.currentTimeMillis();
    final URL url = new URL(urlString);
    final HttpURLConnection conn = (HttpURLConnection) url.openConnection();
    conn.setDoOutput(true);/*ww  w . j  av a 2 s  .co m*/
    conn.setRequestMethod("PUT");
    final BufferedWriter writer = new BufferedWriter(new OutputStreamWriter(conn.getOutputStream(), "UTF-8"));

    writer.write(payload, 0, payload.length());
    writer.flush();

    final BufferedReader reader = new BufferedReader(new InputStreamReader(conn.getInputStream(), "UTF-8"));
    final StringBuilder sb = new StringBuilder();
    String line = null;
    while ((line = reader.readLine()) != null) {
        sb.append(line);
    }

    final long stop = System.currentTimeMillis();

    LOGGER.info(" Time take for Request : " + urlString + " in ms:" + (stop - start));

    return sb.toString();
}