Example usage for java.io DataOutputStream writeInt

List of usage examples for java.io DataOutputStream writeInt

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Introduction

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

Prototype

public final void writeInt(int v) throws IOException

Source Link

Document

Writes an int to the underlying output stream as four bytes, high byte first.

Usage

From source file:org.prorefactor.refactor.PUB.java

private void writeFileIndex(DataOutputStream out) throws IOException {
    String[] files = tree.getFilenames();
    for (int i = 0; i < files.length; i++) {
        out.writeInt(i);
        out.writeUTF(files[i]);/*from  ww  w  .  j a v a 2 s  .c  o m*/
    }
    out.writeInt(-1);
    out.writeUTF("");
}

From source file:org.prorefactor.refactor.PUB.java

private void writeTree(DataOutputStream out, JPNode node) throws IOException {
    int nodeType = node.getType();

    out.writeInt(node.getSubtypeIndex());
    out.writeInt(nodeType);//  ww w.  java  2s.  c om
    out.writeShort(node.getFileIndex());
    out.writeInt(node.getLine());
    out.writeShort(node.getColumn());
    out.writeInt(node.getSourceNum());

    if (!TokenTypes.hasDefaultText(nodeType)) {
        out.writeInt(NODETEXT);
        out.writeInt(stringIndex(node.getText()));
    }
    String comments = node.getComments();
    if (comments != null) {
        out.writeInt(NODECOMMENTS);
        out.writeInt(stringIndex(comments));
    }
    if (node.attrGet(IConstants.STATEHEAD) == IConstants.TRUE) {
        out.writeInt(IConstants.STATEHEAD);
        out.writeInt(IConstants.TRUE);
        out.writeInt(IConstants.STATE2);
        out.writeInt(node.getState2());
    }
    int attrVal;
    if ((attrVal = node.attrGet(IConstants.STORETYPE)) > 0) {
        out.writeInt(IConstants.STORETYPE);
        out.writeInt(attrVal);
    }
    if (node instanceof ProparseDirectiveNode) {
        out.writeInt(IConstants.PROPARSEDIRECTIVE);
        out.writeInt(stringIndex(((ProparseDirectiveNode) node).getDirectiveText()));
    }
    if ((attrVal = node.attrGet(IConstants.OPERATOR)) > 0) {
        out.writeInt(IConstants.OPERATOR);
        out.writeInt(attrVal);
    }
    if ((attrVal = node.attrGet(IConstants.INLINE_VAR_DEF)) > 0) {
        out.writeInt(IConstants.INLINE_VAR_DEF);
        out.writeInt(attrVal);
    }
    if (nodeType == TokenTypes.TYPE_NAME) {
        out.writeInt(IConstants.QUALIFIED_CLASS_INT);
        out.writeInt(stringIndex(node.attrGetS(IConstants.QUALIFIED_CLASS_STRING)));
    }
    out.writeInt(-1);
    out.writeInt(-1); // Terminate the attribute key/value pairs.
    JPNode next;
    if ((next = node.firstChild()) != null)
        writeTree(out, next);
    else
        out.writeInt(-1);
    if ((next = node.nextSibling()) != null)
        writeTree(out, next);
    else
        out.writeInt(-1);
}

From source file:org.mrgeo.vector.mrsvector.VectorTile.java

private static void writeBlob(final OutputStream stream, final Message msg, final String type)
        throws IOException {
    final BlobHeader.Builder headerbuilder = BlobHeader.newBuilder();
    final Blob.Builder blobbuilder = Blob.newBuilder();

    final ByteArrayOutputStream baos = new ByteArrayOutputStream();

    // uncomment to write uncompressed (and comment out zip section to before the builder.build())
    msg.writeTo(baos);//from w  w  w .  j av a 2s .c om

    // add the uncompressed data to the blob
    blobbuilder.setRaw(ByteString.copyFrom(baos.toByteArray()));

    // // set up the zip stream
    // final DeflaterOutputStream zip = new DeflaterOutputStream(baos, new
    // Deflater(Deflater.BEST_SPEED, false));
    // // write to the zipper
    // msg.writeTo(zip);
    //
    // // make sure we've finished processing
    // zip.close();
    //
    // // set the raw size of the data
    // blobbuilder.setRawSize(msg.getSerializedSize());
    //
    // // add the zipped data to the blob
    // blobbuilder.setZlibData(ByteString.copyFrom(baos.toByteArray()));

    final Blob blob = blobbuilder.build();

    // set the size
    headerbuilder.setDatasize(blob.getSerializedSize());
    headerbuilder.setType(type);

    final BlobHeader bh = headerbuilder.build();

    // need to write length of the header...
    final DataOutputStream daos = new DataOutputStream(stream);
    daos.writeInt(bh.getSerializedSize());

    // write the header
    bh.writeTo(stream);

    headerbuilder.clear();

    // now write the data blob
    blob.writeTo(stream);
    blobbuilder.clear();
}

From source file:ch.unil.genescore.vegas.Snp.java

public void writePosAndAllele(DataOutputStream os) throws IOException {

    // NOTE: ALSO CHANGE readBinary() IF YOU CHANGE THIS
    os.writeUTF(id_);//from w  w  w  .j  av  a 2 s . c o  m
    os.writeUTF(chr_);
    os.writeInt(start_);
    os.writeInt(end_);
    os.writeBoolean(posStrand_);
    os.writeChar(minorAllele_);
}

From source file:darks.learning.word2vec.Word2Vec.java

/**
 * Save model//www. ja  v  a2 s. co m
 * 
 * @param file Model file saved
 */
public void saveModel(File file) {
    log.info("Saving word2vec model to " + file);
    DataOutputStream dos = null;
    try {
        dos = new DataOutputStream(new BufferedOutputStream(new FileOutputStream(file)));
        dos.writeInt(wordNodes.size());
        dos.writeInt(config.featureSize);
        double[] syn0 = null;
        for (Entry<String, WordNode> element : wordNodes.entrySet()) {
            byte[] bytes = element.getKey().getBytes();
            dos.writeInt(bytes.length);
            dos.write(bytes);
            syn0 = (element.getValue()).feature.toArray();
            for (int i = 0; i < config.featureSize; i++) {
                dos.writeDouble(syn0[i]);
            }
        }
    } catch (IOException e) {
        log.error(e.getMessage(), e);
    } finally {
        IOUtils.closeStream(dos);
    }
}

From source file:org.apache.hadoop.hbase.io.hfile.TestHFileBlockCompatibility.java

@Test
public void testReaderV2() throws IOException {
    if (includesTag) {
        TEST_UTIL.getConfiguration().setInt("hfile.format.version", 3);
    }/*from ww w  .j a v  a2 s  .c  o  m*/
    for (Compression.Algorithm algo : COMPRESSION_ALGORITHMS) {
        for (boolean pread : new boolean[] { false, true }) {
            LOG.info("testReaderV2: Compression algorithm: " + algo + ", pread=" + pread);
            Path path = new Path(TEST_UTIL.getDataTestDir(), "blocks_v2_" + algo);
            FSDataOutputStream os = fs.create(path);
            Writer hbw = new Writer(algo, null, includesMemstoreTS, includesTag);
            long totalSize = 0;
            for (int blockId = 0; blockId < 2; ++blockId) {
                DataOutputStream dos = hbw.startWriting(BlockType.DATA);
                for (int i = 0; i < 1234; ++i)
                    dos.writeInt(i);
                hbw.writeHeaderAndData(os);
                totalSize += hbw.getOnDiskSizeWithHeader();
            }
            os.close();

            FSDataInputStream is = fs.open(path);
            HFileContext meta = new HFileContextBuilder().withHBaseCheckSum(false)
                    .withIncludesMvcc(includesMemstoreTS).withIncludesTags(includesTag).withCompression(algo)
                    .build();
            HFileBlock.FSReader hbr = new HFileBlock.FSReaderV2(new FSDataInputStreamWrapper(is), totalSize, fs,
                    path, meta);
            HFileBlock b = hbr.readBlockData(0, -1, -1, pread);
            is.close();

            b.sanityCheck();
            assertEquals(4936, b.getUncompressedSizeWithoutHeader());
            assertEquals(algo == GZ ? 2173 : 4936, b.getOnDiskSizeWithoutHeader() - b.totalChecksumBytes());
            String blockStr = b.toString();

            if (algo == GZ) {
                is = fs.open(path);
                hbr = new HFileBlock.FSReaderV2(new FSDataInputStreamWrapper(is), totalSize, fs, path, meta);
                b = hbr.readBlockData(0,
                        2173 + HConstants.HFILEBLOCK_HEADER_SIZE_NO_CHECKSUM + b.totalChecksumBytes(), -1,
                        pread);
                assertEquals(blockStr, b.toString());
                int wrongCompressedSize = 2172;
                try {
                    b = hbr.readBlockData(0,
                            wrongCompressedSize + HConstants.HFILEBLOCK_HEADER_SIZE_NO_CHECKSUM, -1, pread);
                    fail("Exception expected");
                } catch (IOException ex) {
                    String expectedPrefix = "On-disk size without header provided is " + wrongCompressedSize
                            + ", but block header contains " + b.getOnDiskSizeWithoutHeader() + ".";
                    assertTrue(
                            "Invalid exception message: '" + ex.getMessage()
                                    + "'.\nMessage is expected to start with: '" + expectedPrefix + "'",
                            ex.getMessage().startsWith(expectedPrefix));
                }
                is.close();
            }
        }
    }
}

From source file:runtime.starter.MPJRun.java

private Integer[] getNextAvialablePorts(String machineName) {

    Integer[] ports = new Integer[2];

    Socket portClient = null;/*w w  w . j  a v a2s  . co m*/
    try {
        portClient = new Socket(machineName, portManagerPort);
        OutputStream outToServer = portClient.getOutputStream();
        DataOutputStream out = new DataOutputStream(outToServer);
        out.writeInt(1);
        out.flush();
        DataInputStream din = new DataInputStream(portClient.getInputStream());
        ports[0] = din.readInt();
        ports[1] = din.readInt();
        out.writeInt(2);
        out.flush();

    } catch (IOException e) {
        System.out.println("Cannot connect to the daemon " + "at machine <" + machineName + "> and port <"
                + portManagerPort + ">." + "Please make sure that the machine is reachable "
                + "and portmanager is running");
    } finally {
        try {
            if (!portClient.isClosed())
                portClient.close();
        } catch (IOException e) {

            e.printStackTrace();
        }
    }
    return ports;
}

From source file:net.sf.gazpachoquest.rest.auth.TokenStore.java

/**
 * Stores the current set of tokens to the token file
 *///from   w w  w.  ja  v a  2 s .com
private void saveTokens() {
    FileOutputStream fout = null;
    DataOutputStream keyOutputStream = null;
    try {
        File parent = tokenFile.getAbsoluteFile().getParentFile();
        log.info("Token File {} parent {} ", tokenFile, parent);
        if (!parent.exists()) {
            parent.mkdirs();
        }
        fout = new FileOutputStream(tmpTokenFile);
        keyOutputStream = new DataOutputStream(fout);
        keyOutputStream.writeInt(currentToken);
        keyOutputStream.writeLong(nextUpdate);
        for (int i = 0; i < currentTokens.length; i++) {
            if (currentTokens[i] == null) {
                keyOutputStream.writeInt(0);
            } else {
                keyOutputStream.writeInt(1);
                byte[] b = currentTokens[i].getEncoded();
                keyOutputStream.writeInt(b.length);
                keyOutputStream.write(b);
            }
        }
        keyOutputStream.close();
        tmpTokenFile.renameTo(tokenFile);
    } catch (IOException e) {
        log.error("Failed to save cookie keys " + e.getMessage());
    } finally {
        try {
            keyOutputStream.close();
        } catch (Exception e) {
        }
        try {
            fout.close();
        } catch (Exception e) {
        }

    }
}

From source file:com.trigger_context.Main_Service.java

private void takeAction(String mac, InetAddress ip) {
    noti("comes to ", mac);

    SharedPreferences conditions = getSharedPreferences(mac, MODE_PRIVATE);
    Map<String, ?> cond_map = conditions.getAll();
    Set<String> key_set = cond_map.keySet();
    Main_Service.main_Service.noti(cond_map.toString(), "");
    if (key_set.contains("SmsAction")) {
        String number = conditions.getString("SmsActionNumber", null);
        String message = conditions.getString("SmsActionMessage", null);

        try {//from w  ww. ja v  a2s  .c o m
            SmsManager smsManager = SmsManager.getDefault();
            smsManager.sendTextMessage(number, null, message, null, null);
            noti("Sms Sent To : ", "" + number);
        } catch (Exception e) {
            noti("Sms Sending To ", number + "Failed");
        }
    }
    if (key_set.contains("OpenWebsiteAction")) {
        Intent dialogIntent = new Intent(getBaseContext(), Action_Open_Url.class);
        dialogIntent.putExtra("urlAction", (String) cond_map.get("urlAction"));
        dialogIntent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
        getApplication().startActivity(dialogIntent);

    }
    if (key_set.contains("ToggleAction")) {
        if (key_set.contains("bluetoothAction") && conditions.getBoolean("bluetoothAction", false)) {
            final BluetoothAdapter bluetoothAdapter = BluetoothAdapter.getDefaultAdapter();
            bluetoothAdapter.enable();
        } else if (key_set.contains("bluetoothAction")) {
            final BluetoothAdapter bluetoothAdapter = BluetoothAdapter.getDefaultAdapter();
            bluetoothAdapter.disable();
        }
        if (key_set.contains("wifiAction") && conditions.getBoolean("wifiAction", false)) {
            final WifiManager wm = (WifiManager) getSystemService(Context.WIFI_SERVICE);
            wm.setWifiEnabled(true);
        } else if (key_set.contains("wifiAction")) {
            final WifiManager wm = (WifiManager) getSystemService(Context.WIFI_SERVICE);
            wm.setWifiEnabled(false);
        }
    }
    if (key_set.contains("TweetAction")) {
        Intent dialogIntent = new Intent(getBaseContext(), Action_Post_Tweet.class);
        dialogIntent.putExtra("tweetTextAction", (String) cond_map.get("tweetTextAction"));
        dialogIntent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
        getApplication().startActivity(dialogIntent);
    }

    if (key_set.contains("EmailAction")) {
        Intent dialogIntent = new Intent(getBaseContext(), Action_Email_Client.class);
        dialogIntent.putExtra("toAction", (String) cond_map.get("toAction"));
        dialogIntent.putExtra("subjectAction", (String) cond_map.get("subjectAction"));
        dialogIntent.putExtra("emailMessageAction", (String) cond_map.get("emailMessageAction"));
        dialogIntent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
        getApplication().startActivity(dialogIntent);
    }
    if (key_set.contains("RemoteServerCmd")) {

        String text = conditions.getString("cmd", null);
        new Thread(new SendData("224.0.0.1", 9876, text)).start();
    }
    // network activities from here.
    // in all network actions send username first
    if (key_set.contains("FileTransferAction"))

    {
        String path = conditions.getString("filePath", null);
        SharedPreferences my_data = getSharedPreferences(Main_Service.MY_DATA, MODE_PRIVATE);
        String usrName = my_data.getString("name", "userName");
        // type 1
        try {
            Socket socket = new Socket(ip, COMM_PORT);
            DataOutputStream out = null;
            out = new DataOutputStream(socket.getOutputStream());
            out.writeUTF(usrName);
            out.writeInt(1);
            sendFile(out, path);

            noti("Sent " + path + " file to :",
                    getSharedPreferences(Main_Service.USERS, MODE_PRIVATE).getString("name", "userName"));

        } catch (IOException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }

    }
    if (key_set.contains("ccfMsgAction"))

    {
        String msg = conditions.getString("ccfMsg", null);
        SharedPreferences my_data = getSharedPreferences(Main_Service.MY_DATA, MODE_PRIVATE);
        String usrName = my_data.getString("name", "userName");
        // type 2 is msg
        try {
            Socket socket = new Socket(ip, COMM_PORT);
            DataOutputStream out = null;
            out = new DataOutputStream(socket.getOutputStream());
            out.writeUTF(usrName);
            out.writeInt(2);
            out.writeUTF(msg);

            noti("Sent msg : '" + msg + "'", "to : "
                    + getSharedPreferences(Main_Service.USERS, MODE_PRIVATE).getString("name", "userName"));

        } catch (IOException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }
    }

    if (key_set.contains("sync")) {
        SharedPreferences my_data = getSharedPreferences(Main_Service.MY_DATA, MODE_PRIVATE);
        String usrName = my_data.getString("name", "userName");
        // type 3 is sync
        try {
            Socket socket = new Socket(ip, COMM_PORT);
            DataInputStream in = new DataInputStream(socket.getInputStream());
            DataOutputStream out = new DataOutputStream(socket.getOutputStream());
            out.writeUTF(usrName);
            out.writeInt(3);
            senderSync(in, out, Environment.getExternalStorageDirectory().getPath() + "/TriggerSync/");

            noti("Synced with:",
                    getSharedPreferences(Main_Service.USERS, MODE_PRIVATE).getString("name", "userName"));

        } catch (IOException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }
    }
}

From source file:org.apache.jackrabbit.core.persistence.bundle.util.BundleBinding.java

/**
 * Write a small binary value and return the data.
 *
 * @param out the output stream to write
 * @param size the size/*from   w  w  w.jav a 2 s.  co m*/
 * @param blobVal the binary value
 * @param state the property state (for error messages)
 * @param i the index (for error messages)
 * @return the data
 * @throws IOException if the data could not be read
 */
private byte[] writeSmallBinary(DataOutputStream out, BLOBFileValue blobVal, NodePropBundle.PropertyEntry state,
        int i) throws IOException {
    int size = (int) blobVal.getLength();
    out.writeInt(size);
    byte[] data = new byte[size];
    try {
        DataInputStream in = new DataInputStream(blobVal.getStream());
        try {
            in.readFully(data);
        } finally {
            IOUtils.closeQuietly(in);
        }
    } catch (Exception e) {
        String msg = "Error while storing blob. id=" + state.getId() + " idx=" + i + " size=" + size;
        log.error(msg, e);
        throw new IOException(msg);
    }
    out.write(data, 0, data.length);
    return data;
}