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

Introduction

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

Prototype

public static String readString(DataInput in) throws IOException

Source Link

Document

Read a UTF8 encoded string from in

Usage

From source file:PairOfStrings.java

License:Apache License

/**
 * Deserializes the pair.//from w  w  w .  ja v a2s .  c o m
 *
 * @param in source for raw byte representation
 */
public void readFields(DataInput in) throws IOException {
    leftElement = Text.readString(in);
    rightElement = Text.readString(in);
}

From source file:Counter.java

License:Apache License

/**
 * Read the binary representation of the counter
 *//* w  ww  .ja  va2 s  . c o  m*/
@Override
public synchronized void readFields(DataInput in) throws IOException {
    name = Text.readString(in);
    if (in.readBoolean()) {
        displayName = Text.readString(in);
    } else {
        displayName = name;
    }
    value = WritableUtils.readVLong(in);
}

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

License:Apache License

@Override
public final void readFields(DataInput in) throws IOException {
    String str = Text.readString(in);
    String[] values = str.split(":", 3);

    centerIndex = Integer.parseInt(values[0]);
    incrementCounter = Integer.parseInt(values[1]);

    String[] vectorStr = values[2].split(",");
    int len = vectorStr.length;
    DoubleVector vector = new DenseDoubleVector(len);
    for (int i = 0; i < len; i++) {
        vector.set(i, Double.parseDouble(vectorStr[i]));
    }/* ww w.  j  av  a2 s.c  o  m*/
    newCenter = vector;
}

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

License:Apache License

public static ItemMessage readItemMessage(DataInput in) throws IOException {
    String str = Text.readString(in);
    String[] values = str.split(VALUE_DELIMITER);
    int senderId = Integer.parseInt(values[0]);
    long itemId = Long.parseLong(values[1]);

    DoubleVector vector = new DenseDoubleVector(values.length - 2);
    for (int i = 0; i < values.length - 2; i++) {
        vector.set(i, Double.parseDouble(values[i + 2]));
    }//from w w  w .  j av  a  2  s  .  com
    return new ItemMessage(senderId, itemId, vector);
}

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

License:Apache License

public void readFields(DataInput in) throws IOException {
    m_typeLabel = Text.readString(in);

    m_metadata.clear();
    m_metadata.readFields(in);
}

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

License:Apache License

public void readFields(DataInput in) throws IOException {
    m_pageURL = Text.readString(in);
    m_pageProps.readFields(in);/*from www.j  a  v  a2  s .  c  om*/

    int numVersions = WritableUtils.readVInt(in);
    m_versions = new ArrayList<PageVersion>(numVersions);

    PageVersion curVer;

    for (int i = 0; i < numVersions; i++) {
        curVer = new PageVersion();
        curVer.readFields(in);
        m_versions.add(curVer);
    }
}

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

License:Apache License

public void readFields(DataInput in) throws IOException {
    m_verProps.readFields(in);/*www .  j  a v  a2 s .  com*/
    m_contentMeta.readFields(in);
    m_parseMeta.readFields(in);

    int numLinks = WritableUtils.readVInt(in);

    m_outLinks = (numLinks == 0) ? null : new Outlink[numLinks];

    for (int i = 0; i < numLinks; i++) {
        (m_outLinks[i] = new Outlink()).readFields(in);
    }

    m_content = Text.readString(in);
}

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

License:Apache License

public void readFields(DataInput in) throws IOException {
    m_segmentId = Text.readString(in);
    super.readFields(in);
}

From source file:boa.io.EmitKey.java

License:Apache License

/** {@inheritDoc} */
@Override//from  w  w w .  java2 s  .co  m
public void readFields(final DataInput in) throws IOException {
    this.id = in.readInt();
    this.index = Text.readString(in);
    this.name = Text.readString(in);
}

From source file:boa.io.EmitValue.java

License:Apache License

/** {@inheritDoc} */
@Override/*  w w  w  . j  a  v  a  2s.c  om*/
public void readFields(final DataInput in) throws IOException {
    final int count = in.readInt();

    this.data = new String[count];
    for (int i = 0; i < count; i++)
        this.data[i] = Text.readString(in);

    final String metadata = Text.readString(in);
    if (metadata.equals(""))
        this.metadata = null;
    else
        this.metadata = metadata;
}