Example usage for org.apache.hadoop.io Text writeString

Introduction

In this page you can find the example usage for org.apache.hadoop.io Text writeString.

Prototype

public static int writeString(DataOutput out, String s) throws IOException

Source Link

Document

Write a UTF8 encoded string to out

Usage

From source file:PairOfStrings.java

License:Apache License

/**
 * Serializes this pair.//from w  ww.ja  va2 s  .com
 *
 * @param out where to write the raw byte representation
 */
public void write(DataOutput out) throws IOException {
    Text.writeString(out, leftElement);
    Text.writeString(out, rightElement);
}

From source file:Counter.java

License:Apache License

/**
 * Write the binary representation of the counter
 *//*from  ww w  .  ja  v  a 2 s .  com*/
@Override
public synchronized void write(DataOutput out) throws IOException {
    Text.writeString(out, name);
    boolean distinctDisplayName = !name.equals(displayName);
    out.writeBoolean(distinctDisplayName);
    if (distinctDisplayName) {
        Text.writeString(out, displayName);
    }
    WritableUtils.writeVLong(out, value);
}

From source file:at.illecker.hama.hybrid.examples.kmeans.CenterMessage.java

License:Apache License

@Override
public final void write(DataOutput out) throws IOException {
    String str = centerIndex + ":" + incrementCounter + ":";
    for (int i = 0; i < newCenter.getLength(); i++) {
        str += (i < newCenter.getLength() - 1) ? newCenter.get(i) + ", " : newCenter.get(i);
    }/*from ww w  .ja  va  2s. c o m*/
    Text.writeString(out, str);
}

From source file:at.illecker.hama.hybrid.examples.onlinecf.ItemMessage.java

License:Apache License

public static void writeItemMessage(ItemMessage itemMessage, DataOutput out) throws IOException {
    String str = itemMessage.senderId + VALUE_DELIMITER + itemMessage.itemId + VALUE_DELIMITER;
    DoubleVector vector = itemMessage.getVector();
    for (int i = 0; i < vector.getLength(); i++) {
        str += (i < vector.getLength() - 1) ? vector.get(i) + VALUE_DELIMITER : vector.get(i);
    }//ww  w. ja  va  2s. c om
    Text.writeString(out, str);
}

From source file:babel.content.pages.MetaData.java

License:Apache License

public void write(DataOutput out) throws IOException {
    Text.writeString(out, m_typeLabel);
    m_metadata.write(out);
}

From source file:babel.content.pages.Page.java

License:Apache License

public void write(DataOutput out) throws IOException {
    Text.writeString(out, m_pageURL);
    m_pageProps.write(out);/*from w w w.j a  v  a 2 s . c om*/

    WritableUtils.writeVInt(out, m_versions.size());

    for (PageVersion ver : m_versions) {
        ver.write(out);
    }
}

From source file:babel.content.pages.PageVersion.java

License:Apache License

public void write(DataOutput out) throws IOException {
    m_verProps.write(out);/*from w w w  .j  a v  a2 s  .c  o m*/
    m_contentMeta.write(out);
    m_parseMeta.write(out);

    int numLinks = (m_outLinks == null) ? 0 : m_outLinks.length;

    WritableUtils.writeVInt(out, numLinks);

    for (int i = 0; i < numLinks; i++) {
        m_outLinks[i].write(out);
    }

    Text.writeString(out, m_content);
}

From source file:babel.prep.extract.NutchChunk.java

License:Apache License

public void write(DataOutput out) throws IOException {
    Text.writeString(out, m_segmentId);
    super.write(out);
}

From source file:boa.io.EmitKey.java

License:Apache License

/** {@inheritDoc} */
@Override/*w w  w  . j  a va2 s .  c  o  m*/
public void write(final DataOutput out) throws IOException {
    out.writeInt(this.id);
    Text.writeString(out, this.index);
    Text.writeString(out, this.name);
}

From source file:boa.io.EmitValue.java

License:Apache License

/** {@inheritDoc} */
@Override//from   w w w.j a  v  a2  s.  c  om
public void write(final DataOutput out) throws IOException {
    out.writeInt(this.data.length);

    for (final String d : this.data)
        Text.writeString(out, d);

    if (this.metadata == null)
        Text.writeString(out, "");
    else
        Text.writeString(out, this.metadata);
}