Example usage for java.io DataOutput writeLong

Introduction

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

Prototype

void writeLong(long v) throws IOException;

Source Link

Document

Writes a long value, which is comprised of eight bytes, to the output stream.

Usage

From source file:org.apache.hadoop.hbase.coprocessor.GroupByStatsValues.java

@Override
public void write(DataOutput out) throws IOException {
    out.writeLong(count);
    out.writeLong(missing);/*from  w w w .  j a va2  s  .  c  om*/

    if (min == null) {
        min = ci.getMaxValue();
    }
    if (max == null) {
        max = ci.getMinValue();
    }
    if (sum == null) {
        sum = ci.castToReturnType(ci.zero());
    }
    if (sumOfSquares == null) {
        sumOfSquares = ci.castToReturnType(ci.zero());
    }
    new ObjectWritable(ClassUtils.wrapperToPrimitive(min.getClass()), min).write(out);
    new ObjectWritable(ClassUtils.wrapperToPrimitive(max.getClass()), max).write(out);
    new ObjectWritable(ClassUtils.wrapperToPrimitive(sum.getClass()), sum).write(out);
    new ObjectWritable(ClassUtils.wrapperToPrimitive(sumOfSquares.getClass()), sumOfSquares).write(out);

    WritableUtils.writeString(out, ci.getClass().getName());
}

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);/* www .j av a2  s.c  o m*/
}

From source file:org.apache.hadoop.hdfs.protocol.Block.java

public void writeId(DataOutput out) throws IOException {
    out.writeLong(blockId);
    out.writeLong(generationStamp);
}

From source file:org.apache.hadoop.hdfs.protocol.Block.java

final void writeHelper(DataOutput out) throws IOException {
    out.writeLong(blockId);
    out.writeLong(numBytes);//  w  ww.j a va 2 s . c o  m
    out.writeLong(generationStamp);
    out.writeLong(classId);
}

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

@Override
public void write(DataOutput out) throws IOException {
    super.write(out);
    Text.writeString(out, path.toString());
    out.writeLong(offset);
    out.writeLong(size);//from   w w w  .ja va  2s .  c  o m
    out.writeLong(binaryOrigLen);
    conf.write(out);
}

From source file:org.apache.hadoop.hdfs.protocol.LocatedBlocks.java

public void write(DataOutput out) throws IOException {
    out.writeLong(this.fileLength);
    out.writeBoolean(underConstruction);
    // write located blocks
    int nrBlocks = locatedBlockCount();
    out.writeInt(nrBlocks);/*w ww.j av  a  2 s  . c o m*/
    if (nrBlocks == 0) {
        return;
    }
    for (LocatedBlock blk : this.blocks) {
        blk.write(out);
    }
}

From source file:com.nearinfinity.blur.mapreduce.BlurTask.java

@Override
public void write(DataOutput output) throws IOException {
    output.writeLong(_maxRecordCount);
    output.writeInt(_ramBufferSizeMB);/*  w  w w .  j a va2s  . c o m*/
    output.writeBoolean(_optimize);
    writeString(output, _indexingType.name());
    ByteArrayOutputStream os = new ByteArrayOutputStream();
    TIOStreamTransport trans = new TIOStreamTransport(os);
    TBinaryProtocol protocol = new TBinaryProtocol(trans);
    try {
        _tableDescriptor.write(protocol);
    } catch (TException e) {
        throw new IOException(e);
    }
    os.close();
    byte[] bs = os.toByteArray();
    output.writeInt(bs.length);
    output.write(bs);
}

From source file:org.apache.hadoop.vertica.VerticaInputSplit.java

/** {@inheritDoc} */
public void write(DataOutput out) throws IOException {
    Text.writeString(out, inputQuery);
    if (segmentParams != null && segmentParams.size() > 0) {
        out.writeLong(segmentParams.size());
        VerticaRecord record = new VerticaRecord(segmentParams, true);
        record.write(out);//from  ww  w.ja v  a 2s  .com
    } else
        out.writeLong(0);
    out.writeLong(start);
    out.writeLong(end);
}

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

@Override
public void write(DataOutput out) throws IOException {
    out.writeInt(faultSSStep);// ww  w .j av  a 2s .c om
    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 {
            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:org.apache.hama.bsp.JobStatus.java

@Override
public synchronized void write(DataOutput out) throws IOException {
    jobid.write(out);//  w  w w .  j a  v  a  2  s  .co m
    out.writeLong(setupProgress);
    out.writeLong(progress);
    out.writeLong(cleanupProgress);
    out.writeInt(runState);
    out.writeLong(startTime);
    out.writeLong(finishTime);
    Text.writeString(out, user);
    Text.writeString(out, schedulingInfo);
    out.writeLong(superstepCount);
    counter.write(out);
}