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:org.apache.mahout.clustering.meanshift.MeanShiftCanopy.java

@Override
public void write(DataOutput out) throws IOException {
    super.write(out);
    out.writeInt(boundPoints.size());
    for (int v : boundPoints.elements()) {
        out.writeInt(v);//from   w  ww .  jav a 2 s  .c  o  m
    }
}

From source file:org.apache.giraph.block_app.reducers.array.ArrayReduce.java

@Override
public void write(DataOutput out) throws IOException {
    out.writeInt(fixedSize);
    WritableUtils.writeWritableObject(elementReduceOp, out);
}

From source file:com.liveramp.cascading_ext.bloom.BloomFilter.java

@Override
public void write(DataOutput out) throws IOException {
    out.writeInt(this.numHashes);
    out.writeLong(this.vectorSize);
    out.writeLong(this.numElems);
    out.write(this.bits.getRaw());
    byte[] serializedHashFunction = SerializationUtils.serialize(this.hashFunction);
    out.writeInt(serializedHashFunction.length);
    out.write(serializedHashFunction);/*from w  w  w . j a  va  2 s . c  om*/
}

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

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

    // Family/Qualifier/Amount.
    out.writeUTF(mFamily);
    out.writeUTF(mQualifier);
    out.writeLong(mAmount);
}

From source file:StorageEngineClient.MultiFormatStorageSplit.java

@Override
public void write(DataOutput out) throws IOException {
    if (path == null || path.length == 0) {
        out.writeInt(0);
    } else {//  w w w  . j  a v  a2 s  .  c o  m
        out.writeInt(path.length);
        for (int i = 0; i < path.length; i++) {
            int len = path[i].toString().length();
            if (len == 0) {
                out.writeShort((short) 0);
            } else {
                out.writeShort((short) len);
                out.write(path[i].toString().getBytes());
            }
        }
    }
}

From source file:org.apache.hadoop.io.BytesWritable.java

public void write(DataOutput out) throws IOException {
    out.writeInt(size);
    out.write(bytes, 0, size);
}

From source file:org.apache.geode.management.internal.configuration.messages.ConfigurationRequest.java

@Override
public void toData(DataOutput out) throws IOException {
    out.writeBoolean(isRequestForEntireConfiguration);
    int size = groups.size();
    out.writeInt(size);
    if (size > 0) {
        for (String group : groups) {
            out.writeUTF(group);/*from w  w  w  . ja  v a  2 s  .  c  o  m*/
        }
    }
    out.writeInt(numAttempts);
}

From source file:org.apache.giraph.graph.VertexMutations.java

@Override
public void write(DataOutput output) throws IOException {
    output.writeInt(addedVertexList.size());
    for (BasicVertex<I, V, E, M> vertex : addedVertexList) {
        vertex.write(output);// ww  w.ja  v  a 2s  . c o m
    }
    output.writeInt(removedVertexCount);
    output.writeInt(addedEdgeList.size());
    for (Edge<I, E> edge : addedEdgeList) {
        edge.getDestVertexId().write(output);
        edge.getEdgeValue().write(output);
    }
    output.writeInt(removedEdgeList.size());
    for (I removedEdge : removedEdgeList) {
        removedEdge.write(output);
    }
}

From source file:edu.umn.cs.spatialHadoop.indexing.BTRPartitioner.java

@Override
public void write(DataOutput out) throws IOException {
    mbr.write(out);//  www  .  j  a v  a 2s.  c o m
    out.writeInt(columns);
    out.writeInt(rows);
    ByteBuffer bbuffer = ByteBuffer.allocate((xSplits.length + ySplits.length) * 8);
    for (double xSplit : xSplits)
        bbuffer.putDouble(xSplit);
    for (double ySplit : ySplits)
        bbuffer.putDouble(ySplit);
    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.crunch.io.FormatBundle.java

@Override
public void write(DataOutput out) throws IOException {
    Text.writeString(out, formatClass.getName());
    out.writeInt(extraConf.size());
    for (Map.Entry<String, String> e : extraConf.entrySet()) {
        Text.writeString(out, e.getKey());
        Text.writeString(out, e.getValue());
    }/*from ww w .jav  a 2s .c o  m*/
}