Example usage for java.io DataOutput writeInt

Introduction

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

Prototype

void writeInt(int v) throws IOException;

Source Link

Document

Writes an int value, which is comprised of four bytes, to the output stream.

Usage

From source file:edu.umn.cs.spatialHadoop.core.ZCurvePartitioner.java

@Override
public void write(DataOutput out) throws IOException {
    mbr.write(out);/*from   ww  w .j  a  va  2s.  c o m*/
    out.writeInt(zSplits.length);
    ByteBuffer bbuffer = ByteBuffer.allocate(zSplits.length * 8);
    for (long zSplit : zSplits)
        bbuffer.putLong(zSplit);
    if (bbuffer.hasRemaining())
        throw new RuntimeException("Did not calculate buffer size correctly");
    out.write(bbuffer.array(), bbuffer.arrayOffset(), bbuffer.position());
}

From source file:org.apache.hadoop.hbase.HServerAddress.java

public void write(DataOutput out) throws IOException {
    if (this.address == null) {
        out.writeUTF("");
        out.writeInt(0);
    } else {/*from   ww w.  j  av  a2  s. c om*/
        out.writeUTF(this.address.getAddress().getHostName());
        out.writeInt(this.address.getPort());
    }
}

From source file:org.apache.hadoop.hbase.master.AssignmentPlan.java

@Override
public void write(DataOutput out) throws IOException {
    out.writeInt(VERSION);
    if (this.assignmentMap == null) {
        out.writeInt(0);//from w  w  w  .ja  v a 2 s . c  om
    }
    // write the size of the favored assignment map
    out.writeInt(this.assignmentMap.size());
    for (Map.Entry<HRegionInfo, List<HServerAddress>> entry : assignmentMap.entrySet()) {
        // write the region info
        entry.getKey().write(out);
        // write the list of favored server list
        List<HServerAddress> serverList = entry.getValue();
        // write the size of the list
        out.writeInt(serverList.size());
        for (HServerAddress addr : serverList) {
            // write the element of the list
            addr.write(out);
        }
    }
}

From source file:org.kiji.schema.mapreduce.KijiPut.java

/** {@inheritDoc} */
@Override//w w w .  j  a  v a 2 s.  com
public void write(DataOutput out) throws IOException {
    // EntityId.
    final byte[] bytes = mEntityId.getHBaseRowKey();
    out.writeInt(bytes.length);
    out.write(bytes);

    // Family/Qualifier/Timestamp.
    out.writeUTF(mFamily);
    out.writeUTF(mQualifier);
    out.writeLong(mTimestamp);

    // Avro.
    final KijiCellEncoder encoder = new KijiCellEncoder(null);
    final byte[] cellData = encoder.encode(mCell, KijiCellFormat.NONE);
    out.writeUTF(mCell.getWriterSchema().toString());
    out.writeInt(cellData.length);
    out.write(cellData);
}

From source file:com.marklogic.mapreduce.MarkLogicNode.java

public void write(DataOutput out) throws IOException {
    if (node != null) {
        int type = node.getNodeType();
        out.writeInt(type);
        if (type == Node.ATTRIBUTE_NODE) {
            Text.writeString(out, node.getNodeName());
            Text.writeString(out, node.getNodeValue());
        } else {/*ww w  .  ja  va  2s . co  m*/
            ByteArrayOutputStream baos = new ByteArrayOutputStream();
            try {
                DomUtil.writeXml(node, baos);
                Text.writeString(out, baos.toString());
            } catch (TransformerException e) {
                LOG.error("error transforming node", e);
                throw new IOException(e);
            }
        }
    } else {
        LOG.error("Node to write is null.");
    }
}

From source file:org.gradoop.common.model.impl.properties.PropertyList.java

@Override
public void write(DataOutput dataOutput) throws IOException {
    dataOutput.writeInt(properties.size());
    for (Property property : properties) {
        property.write(dataOutput);/*from   w w w.  j av a2  s  .  c o m*/
    }
}

From source file:org.mitre.la.mapred.io.DenseVectorWritable.java

/**
 * Serialize the fields of this object to <code>out</code>.
 *
 * @param out <code>DataOuput</code> to serialize this object into.
 * @throws IOException// w w  w .jav a  2 s.  c  o  m
 */
@Override
public void write(DataOutput out) throws IOException {
    int length = this.dv.getCardinality();
    out.writeByte(0); // Space for versioning
    out.writeUTF(this.dv.getLabel());
    out.writeInt(length);
    for (int i = 0; i < length; i++) {
        out.writeDouble(this.dv.get(i));
    }
}

From source file:com.chinamobile.bcbsp.action.Directive.java

@Override
public void write(DataOutput out) throws IOException {
    out.writeInt(faultSSStep);
    out.writeLong(this.timestamp);
    out.writeInt(this.type.value());
    if (getType().value() == Directive.Type.Request.value()) {
        if (this.actionList == null) {
            WritableUtils.writeVInt(out, 0);
        } else {/*from   w  w  w . j a va2s  .c o m*/
            WritableUtils.writeVInt(out, actionList.size());
            for (WorkerManagerAction action : this.actionList) {
                WritableUtils.writeEnum(out, action.getActionType());
                action.write(out);
            }
        }

        WritableUtils.writeCompressedStringArray(out, this.workerManagersName);
    } else if (getType().value() == Directive.Type.Response.value()) {
        this.status.write(out);
    } else {
        throw new IllegalStateException("Wrong directive type:" + getType());
    }

    /* Zhicheng Liu added */
    out.writeInt(this.migrateSSStep);

}

From source file:edu.umn.cs.spatialHadoop.core.OGCESRIShape.java

@Override
public void write(DataOutput out) throws IOException {
    byte[] bytes = geom.asBinary().array();
    out.writeInt(bytes.length);
    out.write(bytes);//from www. jav a  2s .  c om
}

From source file:RandomFileTest.java

/**
   Writes employee data to a data output
   @param out the data output//from   w  w  w  .  ja v  a2s . co m
*/
public void writeData(DataOutput out) throws IOException {
    DataIO.writeFixedString(name, NAME_SIZE, out);
    out.writeDouble(salary);

    GregorianCalendar calendar = new GregorianCalendar();
    calendar.setTime(hireDay);
    out.writeInt(calendar.get(Calendar.YEAR));
    out.writeInt(calendar.get(Calendar.MONTH) + 1);
    out.writeInt(calendar.get(Calendar.DAY_OF_MONTH));
}