Example usage for java.io DataOutputStream writeInt

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:sk.baka.aedict.indexer.SodMain.java

private void createPackedFile() throws IOException {
    System.out.println("Packaging " + pngLengths.size() + " pngs");
    final DataOutputStream out = new DataOutputStream(
            new GZIPOutputStream(new FileOutputStream("target/sod.dat.gz")));
    try {/*from   w  w  w .  j  a va2s. c  o m*/
        // write index table
        int offset = pngLengths.size() * 6 + 4;
        out.writeInt(pngLengths.size());
        final List<Character> kanjis = new ArrayList<Character>(pngLengths.keySet());
        for (final Character kanji : kanjis) {
            out.writeChar(kanji);
            out.writeInt(offset);
            offset += (int) pngLengths.get(kanji).length();
        }
        // write png contents
        for (final Character kanji : kanjis) {
            final InputStream in = new FileInputStream(pngLengths.get(kanji));
            try {
                IOUtils.copy(in, out);
            } finally {
                IOUtils.closeQuietly(in);
            }
        }
    } finally {
        IOUtils.closeQuietly(out);
    }
}

From source file:org.apache.hadoop.hdfs.security.token.delegation.DelegationTokenSecretManager.java

private synchronized void saveAllKeys(DataOutputStream out) throws IOException {
    out.writeInt(allKeys.size());
    Iterator<Integer> iter = allKeys.keySet().iterator();
    while (iter.hasNext()) {
        Integer key = iter.next();
        allKeys.get(key).write(out);/*from w w  w . j  a  v a 2  s . co m*/
    }
}

From source file:cn.edu.wyu.documentviewer.model.DocumentInfo.java

@Override
public void write(DataOutputStream out) throws IOException {
    out.writeInt(VERSION_SPLIT_URI);
    DurableUtils.writeNullableString(out, authority);
    DurableUtils.writeNullableString(out, documentId);
    DurableUtils.writeNullableString(out, mimeType);
    DurableUtils.writeNullableString(out, displayName);
    out.writeLong(lastModified);/*from w ww . j  a va 2s.c om*/
    out.writeInt(flags);
    DurableUtils.writeNullableString(out, summary);
    out.writeLong(size);
    out.writeInt(icon);
}

From source file:org.apache.hadoop.hdfs.security.token.delegation.DelegationTokenSecretManager.java

/**
 * Private helper methods to save delegation keys and tokens in fsimage
 *//*  w  w w.  ja v a  2s. co m*/
private synchronized void saveCurrentTokens(DataOutputStream out) throws IOException {
    out.writeInt(currentTokens.size());
    Iterator<DelegationTokenIdentifier> iter = currentTokens.keySet().iterator();
    while (iter.hasNext()) {
        DelegationTokenIdentifier id = iter.next();
        id.write(out);
        DelegationTokenInformation info = currentTokens.get(id);
        out.writeLong(info.getRenewDate());
    }
}

From source file:org.openmrs.module.odkconnector.serialization.serializer.ListSerializer.java

/**
 * Write the data to the output stream.//from   w ww.ja  v a 2 s  . c om
 *
 * @param stream the output stream
 * @param data   the data that need to be written to the output stream
 * @throws java.io.IOException thrown when the writing process encounter is failing
 */
@Override
public void write(final OutputStream stream, final Object data) throws IOException {

    DataOutputStream outputStream = new DataOutputStream(stream);

    List list = null;
    if (ClassUtils.isAssignable(data.getClass(), List.class))
        list = (List) data;

    if (list == null || CollectionUtils.isEmpty(list))
        outputStream.writeInt(Serializer.ZERO);
    else {
        outputStream.writeInt(list.size());
        for (Object object : list) {
            Serializer serializer = HandlerUtil.getPreferredHandler(Serializer.class, object.getClass());
            serializer.write(outputStream, object);
        }
        outputStream.flush();
    }
}

From source file:org.dice_research.topicmodeling.io.stream.DocumentSupplierSerializer.java

protected void writeDocument(DataOutputStream dout, Document document) throws IOException {
    ByteArrayOutputStream bout = new ByteArrayOutputStream();
    ObjectOutputStream oout = new ObjectOutputStream(bout);
    oout.writeObject(document);//from   w w  w. j  a v  a2 s . co  m
    oout.close();
    dout.writeInt(bout.size());
    bout.writeTo(dout);
}

From source file:com.opensoc.json.serialization.JSONKafkaSerializer.java

public void putArray(DataOutputStream data, JSONArray array) throws IOException {

    data.writeByte(JSONKafkaSerializer.JSONArrayID);

    data.writeInt(array.size());

    for (Object o : array)
        putObject(data, o);/*from  www .  j  a  va 2s  . c  o m*/

}

From source file:org.getspout.spout.packet.PacketAddonData.java

public void writeData(DataOutputStream output) throws IOException {
    PacketUtil.writeString(output, (AddonPacket.getPacketId(packet.getClass())));
    output.writeInt(data.length);
    output.writeBoolean(compressed);//from w ww.j  av a 2  s. co m
    output.write(data);
}

From source file:org.nuxeo.osgi.BundleIdGenerator.java

public synchronized void store(File file) throws IOException {
    DataOutputStream out = null;
    try {/*from  w w  w. j  ava  2 s  . c  o m*/
        out = new DataOutputStream(new BufferedOutputStream(new FileOutputStream(file)));
        out.writeLong(count);
        int size = ids.size();
        out.writeInt(size);
        for (Map.Entry<String, Long> entry : ids.entrySet()) {
            out.writeUTF(entry.getKey());
            out.writeLong(entry.getValue());
        }
    } finally {
        if (out != null) {
            out.close();
        }
    }
}

From source file:RetrieveAllMIDlet.java

public byte[] changeToByteArray() {
    byte[] data = null;

    try {/*w  w  w.java2s .c o  m*/
        ByteArrayOutputStream baos = new ByteArrayOutputStream();
        DataOutputStream dos = new DataOutputStream(baos);
        dos.writeUTF(name);
        dos.writeInt(chineseScore);
        dos.writeInt(englishScore);
        dos.writeInt(mathScore);
        data = baos.toByteArray();

        baos.close();
        dos.close();
    } catch (Exception e) {
    }
    return data;
}