Example usage for java.io DataOutputStream flush

Introduction

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

Prototype

public void flush() throws IOException 

Source Link

Document

Flushes this data output stream.

Usage

From source file:com.vimc.ahttp.HurlWorker.java

@SuppressWarnings({ "unchecked", "rawtypes" })
private void addBodyIfExists(HttpURLConnection connection, Request request) throws IOException {
    if (request.containsMutilpartData()) {
        connection.setDoOutput(true);/*  w w w.j  av  a  2s .com*/
        connection.addRequestProperty(HEADER_CONTENT_TYPE, request.getBodyContentType());
        DataOutputStream out = new DataOutputStream(connection.getOutputStream());

        if (request.getStringParams().size() > 0) {
            writeStringFields(request.getStringParams(), out, request.getBoundray());
        }
        if (request.getFileParams().size() > 0) {
            writeFiles(request.getFileParams(), out, request.getBoundray());
        }
        if (request.getByteParams().size() > 0) {
            writeBytes(request.getByteParams(), out, request.getBoundray());
        }
        out.flush();
        out.close();
    } else {
        byte[] body = request.getStringBody();
        if (body != null) {
            connection.setDoOutput(true);
            connection.addRequestProperty(HEADER_CONTENT_TYPE, request.getBodyContentType());
            DataOutputStream out = new DataOutputStream(connection.getOutputStream());
            out.write(body);
            out.flush();
            out.close();
        }
    }
}

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From source file:com.kyne.webby.rtk.web.WebServer.java

/**
 * Print the given String as plain text//w w  w.j  a va 2s . c  o m
 * @param text the text to print
 * @param clientSocket the client-side socket
 */
public void printPlainText(final String text, final Socket clientSocket) {
    try {
        final DataOutputStream out = new DataOutputStream(clientSocket.getOutputStream());
        out.writeBytes("HTTP/1.1 200 OK\r\n");
        out.writeBytes("Content-Type: text/plain; charset=utf-8\r\n");
        out.writeBytes("Cache-Control: no-cache \r\n");
        out.writeBytes("Server: Bukkit Webby\r\n");
        out.writeBytes("Connection: Close\r\n\r\n");
        out.writeBytes(text);
        out.flush();
        out.close();

    } catch (final SocketException e) {
        /* .. */
    } catch (final Exception e) {
        LogHelper.error(e.getMessage(), e);
    }
}

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From source file:com.kyne.webby.rtk.web.WebServer.java

public void printJSONObject(final JSONObject data, final Socket clientSocket) {
    try {//from   w w w  . j a  v  a 2s.c o m
        final DataOutputStream out = new DataOutputStream(clientSocket.getOutputStream());
        out.writeBytes("HTTP/1.1 200 OK\r\n");
        out.writeBytes("Content-Type: application/json; charset=utf-8\r\n");
        out.writeBytes("Cache-Control: no-cache \r\n");
        out.writeBytes("Server: Bukkit Webby\r\n");
        out.writeBytes("Connection: Close\r\n\r\n");
        out.writeBytes(data.toJSONString());
        out.flush();
        out.close();
    } catch (final SocketException e) {
        /* .. */
    } catch (final Exception e) {
        LogHelper.error(e.getMessage(), e);
    }
}

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From source file:info.fetter.logstashforwarder.protocol.LumberjackClient.java

private int sendDataFrame(DataOutputStream output, Map<String, byte[]> keyValues) throws IOException {
    output.writeByte(PROTOCOL_VERSION);//ww  w  .j a v  a  2s  .  com
    output.writeByte(FRAME_DATA);
    output.writeInt(sequence++);
    output.writeInt(keyValues.size());
    int bytesSent = 10;
    for (String key : keyValues.keySet()) {
        int keyLength = key.length();
        output.writeInt(keyLength);
        bytesSent += 4;
        output.write(key.getBytes());
        bytesSent += keyLength;
        byte[] value = keyValues.get(key);
        output.writeInt(value.length);
        bytesSent += 4;
        output.write(value);
        bytesSent += value.length;
    }
    output.flush();
    return bytesSent;
}

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From source file:copter.ServerConnection.java

private String postToServer(String postUrl, Map<String, String> parameters) {
    String serverHost = Config.getInstance().getString("main", "server_host");
    URL url;/*from  w w  w .  j  a v  a 2s  .  com*/
    try {
        url = new URL("http://" + serverHost + postUrl);
        HttpURLConnection con = (HttpURLConnection) url.openConnection();

        //add reuqest header
        con.setRequestMethod("POST");
        //con.setRequestProperty("User-Agent", USER_AGENT);
        con.setRequestProperty("Accept-Language", "en-US,en;q=0.5");

        // Send post request
        con.setDoOutput(true);
        DataOutputStream wr = new DataOutputStream(con.getOutputStream());
        String urlParameters = "";
        for (Map.Entry<String, String> entry : parameters.entrySet()) {
            String paramName = entry.getKey();
            String paramValue = entry.getValue();
            String encodedParamValue = URLEncoder.encode(paramValue, "UTF-8");
            urlParameters += paramName + "=" + encodedParamValue + "&";
        }
        if (urlParameters.endsWith("&")) {
            urlParameters = urlParameters.substring(0, urlParameters.length() - 1);
        }
        wr.writeBytes(urlParameters);
        wr.flush();
        wr.close();

        int responseCode = con.getResponseCode();
        //logger.log("\nSending 'POST' request to URL : " + url);
        //logger.log("Post parameters : " + urlParameters);
        //logger.log("Response Code : " + responseCode);

        BufferedReader in = new BufferedReader(new InputStreamReader(con.getInputStream()));
        String inputLine;
        StringBuilder response = new StringBuilder();

        while ((inputLine = in.readLine()) != null) {
            response.append(inputLine);
        }
        in.close();
        String serverResponse = response.toString();
        return serverResponse;
    } catch (Exception ex) {
        logger.log(ex.getMessage());
        return null;
    }
}

---

From source file:it.unimi.dsi.sux4j.io.ChunkedHashStore.java

/** Returns an iterator over the chunks of this chunked hash store.
 *
 * @return an iterator over the chunks of this chunked hash store.
 *//* ww  w.ja va 2  s.  c o  m*/

public Iterator<Chunk> iterator() {
    if (closed)
        throw new IllegalStateException("This " + getClass().getSimpleName() + " has been closed ");
    for (DataOutputStream d : dos)
        try {
            d.flush();
        } catch (IOException e) {
            throw new RuntimeException(e);
        }

    int m = 0;
    for (int i = 0; i < virtualDiskChunks; i++) {
        int s = 0;
        for (int j = 0; j < diskChunkStep; j++)
            s += count[i * diskChunkStep + j];
        if (s > m)
            m = s;
    }

    final int maxCount = m;

    return new AbstractObjectIterator<Chunk>() {
        private int chunk;
        private FastBufferedInputStream fbis;
        private int last;
        private int chunkSize;
        private final long[] buffer0 = new long[maxCount];
        private final long[] buffer1 = new long[maxCount];
        private final long[] buffer2 = new long[maxCount];
        private final long[] data = hashMask != 0 ? null : new long[maxCount];

        public boolean hasNext() {
            return chunk < chunks;
        }

        @SuppressWarnings("unchecked")
        public Chunk next() {
            if (!hasNext())
                throw new NoSuchElementException();
            final long[] buffer0 = this.buffer0;

            if (chunk % (chunks / virtualDiskChunks) == 0) {
                final int diskChunk = (int) (chunk / (chunks / virtualDiskChunks));
                final long[] buffer1 = this.buffer1, buffer2 = this.buffer2;

                chunkSize = 0;
                try {
                    if (diskChunkStep == 1) {
                        fbis = new FastBufferedInputStream(new FileInputStream(file[diskChunk]));
                        chunkSize = count[diskChunk];
                    } else {
                        final FileInputStream[] fis = new FileInputStream[diskChunkStep];
                        for (int i = 0; i < fis.length; i++) {
                            fis[i] = new FileInputStream(file[diskChunk * diskChunkStep + i]);
                            chunkSize += count[diskChunk * diskChunkStep + i];
                        }
                        fbis = new FastBufferedInputStream(new SequenceInputStream(
                                new IteratorEnumeration(Arrays.asList(fis).iterator())));
                    }
                    final DataInputStream dis = new DataInputStream(fbis);

                    final long triple[] = new long[3];
                    int count = 0;
                    for (int j = 0; j < chunkSize; j++) {
                        triple[0] = dis.readLong();
                        triple[1] = dis.readLong();
                        triple[2] = dis.readLong();

                        if (DEBUG)
                            System.err.println("From disk: " + Arrays.toString(triple));

                        if (filter == null || filter.evaluate(triple)) {
                            buffer0[count] = triple[0];
                            buffer1[count] = triple[1];
                            buffer2[count] = triple[2];
                            if (hashMask == 0)
                                data[count] = dis.readLong();
                            count++;
                        } else if (hashMask == 0)
                            dis.readLong(); // Discard data
                    }

                    chunkSize = count;
                    dis.close();
                } catch (IOException e) {
                    throw new RuntimeException(e);
                }

                it.unimi.dsi.fastutil.Arrays.quickSort(0, chunkSize, new AbstractIntComparator() {
                    private static final long serialVersionUID = 0L;

                    public int compare(final int x, final int y) {
                        int t = Long.signum(buffer0[x] - buffer0[y]);
                        if (t != 0)
                            return t;
                        t = Long.signum(buffer1[x] - buffer1[y]);
                        if (t != 0)
                            return t;
                        return Long.signum(buffer2[x] - buffer2[y]);
                    }
                }, new Swapper() {
                    public void swap(final int x, final int y) {
                        final long e0 = buffer0[x], e1 = buffer1[x], e2 = buffer2[x];
                        buffer0[x] = buffer0[y];
                        buffer1[x] = buffer1[y];
                        buffer2[x] = buffer2[y];
                        buffer0[y] = e0;
                        buffer1[y] = e1;
                        buffer2[y] = e2;
                        if (hashMask == 0) {
                            final long v = data[x];
                            data[x] = data[y];
                            data[y] = v;
                        }
                    }
                });

                if (DEBUG) {
                    for (int i = 0; i < chunkSize; i++)
                        System.err.println(buffer0[i] + ", " + buffer1[i] + ", " + buffer2[i]);
                }

                if (!checkedForDuplicates && chunkSize > 1)
                    for (int i = chunkSize - 1; i-- != 0;)
                        if (buffer0[i] == buffer0[i + 1] && buffer1[i] == buffer1[i + 1]
                                && buffer2[i] == buffer2[i + 1])
                            throw new ChunkedHashStore.DuplicateException();
                if (chunk == chunks - 1)
                    checkedForDuplicates = true;
                last = 0;
            }

            final int start = last;
            while (last < chunkSize && (chunkShift == Long.SIZE ? 0 : buffer0[last] >>> chunkShift) == chunk)
                last++;
            chunk++;

            return new Chunk(buffer0, buffer1, buffer2, data, hashMask, start, last);
        }
    };
}

---

From source file:bobs.is.compress.sevenzip.SevenZOutputFile.java

private void writeFileNames(final DataOutput header) throws IOException {
    header.write(NID.kName);/*from ww w  .j  a v  a  2  s. c om*/

    final ByteArrayOutputStream baos = new ByteArrayOutputStream();
    final DataOutputStream out = new DataOutputStream(baos);
    out.write(0);
    for (final SevenZArchiveEntry entry : files) {
        out.write(entry.getName().getBytes("UTF-16LE"));
        out.writeShort(0);
    }
    out.flush();
    final byte[] contents = baos.toByteArray();
    writeUint64(header, contents.length);
    header.write(contents);
}

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From source file:com.chummy.jezebel.material.dark.activities.Main.java

public void RunAsRoot(String[] cmds) {
    try {/*from w w w.j a  va 2  s .c  om*/
        Process p = Runtime.getRuntime().exec("su");
        DataOutputStream os = new DataOutputStream(p.getOutputStream());
        for (String tmpCmd : cmds) {
            os.writeBytes(tmpCmd + "\n");
        }
        os.writeBytes("exit\n");
        os.flush();
    } catch (IOException e) {
        e.printStackTrace();
        Toast toast = Toast.makeText(getApplicationContext(), "Failed", Toast.LENGTH_LONG);
        toast.show();
    }
}

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From source file:edu.ku.brc.specify.tools.StrLocaleFile.java

/**
 * Save as Ascii.//  w w w  .j  a va 2s .  co m
 */
public boolean save() {
    FileOutputStream fos = null;
    DataOutputStream dos = null;

    try {
        fos = new FileOutputStream(dstPath);
        dos = new DataOutputStream(fos);//, "UTF-8");

        for (StrLocaleEntry entry : items) {
            String str = "";
            if (entry.getKey() == null) {

            } else if (entry.getKey().equals("#")) {
                str = entry.getSrcStr();
            } else {
                str = entry.getKey() + "=" + (entry.getDstStr() == null ? "" : entry.getDstStr());
            }

            str += '\n';
            dos.writeBytes(str);
        }
        dos.flush();
        dos.close();
        return true;

    } catch (Exception e) {
        System.out.println("e: " + e);
    }
    return false;
}

---

From source file:net.larry1123.elec.util.logger.EELogger.java

/**
 * Will Log a StackTrace and Post it on to http://paste.larry1123.net/
 * Will return true if it was able to post and false if it was not able to post
 * Throws with the Level given/*from   www . j  a v  a 2  s.  co  m*/
 *
 * @param lvl     The Level to be thrown with
 * @param message Message to be Logged
 * @param thrown  Throwable Error To be logged
 *
 * @return {@code true} if paste was made of stackTrace; {@code falase} if it failed for any reason
 */
public boolean logStackTraceToPasteBin(Level lvl, String message, Throwable thrown) {
    if (getConfig().isPastingAllowed()) {
        EELogger eeLogger = FactoryManager.getFactoryManager().getEELoggerFactory().getSubLogger("EEUtil",
                "PasteBinLog");
        try {
            URL url = new URL("https://paste.larry1123.net/api/xml/create");
            HttpURLConnection con = (HttpURLConnection) url.openConnection();
            con.setRequestMethod("POST");
            con.setRequestProperty("User-Agent", "Mozilla/5.0");
            con.setRequestProperty("Accept-Language", "en-US,en;q=0.5");

            String urlParameters = "data=" + "[" + lvl.getName() + "] " + message + "\n"
                    + org.apache.commons.lang3.exception.ExceptionUtils.getStackTrace(thrown);
            urlParameters += "&";
            String title = "[" + lvl.getName() + "] " + message;
            urlParameters += "title=" + (title.length() > 30 ? title.substring(0, 30) : title);
            urlParameters += "&";
            urlParameters += "language=Java";

            // Send post request
            con.setDoOutput(true);
            DataOutputStream wr = new DataOutputStream(con.getOutputStream());
            wr.writeBytes(urlParameters);
            wr.flush();
            wr.close();

            if (con.getResponseCode() == 200) {
                DocumentBuilderFactory dbFactory = DocumentBuilderFactory.newInstance();
                DocumentBuilder dBuilder = dbFactory.newDocumentBuilder();
                Document document = dBuilder.parse(con.getInputStream());
                document.getDocumentElement().normalize();

                NodeList nodeList = document.getElementsByTagName("id");
                Node node = nodeList.item(0);
                String id = node.getTextContent();
                eeLogger.info("Logger " + getName() + ": https://paste.larry1123.net/" + id);
                return true;
            }
            return false;
        } catch (MalformedURLException e) {
            eeLogger.error("Failed to send: Malformed", e);
            return false;
        } catch (IOException e) {
            eeLogger.error("Failed to send: IOException", e);
            return false;
        } catch (ParserConfigurationException e) {
            eeLogger.error("Failed to send: ParserConfigurationException", e);
            return false;
        } catch (SAXException e) {
            eeLogger.error("Failed to send: SAXException", e);
            return false;
        }
    } else {
        return false;
    }
}

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