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:com.nearinfinity.blur.mapreduce.BlurTask.java

@Override
public void write(DataOutput output) throws IOException {
    output.writeLong(_maxRecordCount);//from   w w  w.j  a v a 2 s.  com
    output.writeInt(_ramBufferSizeMB);
    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.hbase.hbql.filter.RecordFilterList.java

public void write(final DataOutput out) throws IOException {
    Configuration conf = HBaseConfiguration.create();
    out.writeByte(operator.ordinal());//from w  w  w . j  a  v a2s  .c  o m
    out.writeInt(filters.size());
    for (Filter filter : filters) {
        HbaseObjectWritable.writeObject(out, filter, Writable.class, conf);
    }
}

From source file:parquet.hadoop.ParquetInputSplit.java

/**
 * {@inheritDoc}/*from ww w  . j  a v  a2 s  .  co m*/
 */
@Override
public void write(DataOutput out) throws IOException {
    super.write(out);
    out.writeInt(blocks.size());
    for (BlockMetaData block : blocks) {
        writeBlock(out, block);
    }
    Text.writeString(out, compressString(requestedSchema));
    Text.writeString(out, compressString(fileSchema));
    writeKeyValues(out, extraMetadata);
    writeKeyValues(out, readSupportMetadata);
}

From source file:org.apache.hama.bsp.GroomServerStatus.java

@Override
public void write(DataOutput out) throws IOException {
    Text.writeString(out, groomName);
    Text.writeString(out, rpcServer);
    Text.writeString(out, hostName);

    out.writeInt(failures);
    out.writeInt(maxTasks);// w  w w .  j a  va 2  s .  co  m
    out.writeInt(taskReports.size());
    for (TaskStatus taskStatus : taskReports) {
        taskStatus.write(out);
    }
}

From source file:com.chinamobile.bcbsp.sync.SuperStepCommand.java

@Override
public void write(DataOutput out) throws IOException {
    out.writeInt(this.commandType);
    Text.writeString(out, this.initWritePath);
    Text.writeString(out, this.initReadPath);
    out.writeInt(this.ableCheckPoint);
    out.writeInt(this.nextSuperStepNum);
    out.writeInt(this.oldCheckPoint);
    out.writeInt(this.aggValues.length);
    int count = this.aggValues.length;
    for (int i = 0; i < count; i++) {
        Text.writeString(out, this.aggValues[i]);
    }// w  w w  .  j a v  a2 s .  c o m
    if (partitionToWorkerManagerNameAndPort == null) {
        WritableUtils.writeVInt(out, 0);
    } else {
        WritableUtils.writeVInt(out, partitionToWorkerManagerNameAndPort.size());
        String[] partitionToWMName = null;
        for (Integer i : this.partitionToWorkerManagerNameAndPort.keySet()) {
            partitionToWMName[i] = partitionToWorkerManagerNameAndPort.get(i);
        }
        WritableUtils.writeCompressedStringArray(out, partitionToWMName);
    }
    out.writeUTF(this.migrateStaffIDs);
    this.migrateVertexCommand.write(out);
}

From source file:parquet.hadoop.ParquetInputSplit.java

private void writeColumn(DataOutput out, ColumnChunkMetaData column) throws IOException {
    out.writeInt(column.getCodec().ordinal());
    out.writeInt(column.getPath().size());
    for (String s : column.getPath()) {
        out.writeUTF(s);/*from   w w  w . ja v a2 s  .co m*/
    }
    out.writeInt(column.getType().ordinal());
    out.writeInt(column.getEncodings().size());
    for (Encoding encoding : column.getEncodings()) {
        out.writeInt(encoding.ordinal());
    }
    out.writeLong(column.getFirstDataPageOffset());
    out.writeLong(column.getDictionaryPageOffset());
    out.writeLong(column.getValueCount());
    out.writeLong(column.getTotalSize());
    out.writeLong(column.getTotalUncompressedSize());
}

From source file:org.apache.nutch.parse.ParseData.java

public final void write(DataOutput out) throws IOException {
    out.writeByte(VERSION); // write version
    status.write(out); // write status
    Text.writeString(out, title); // write title

    out.writeInt(outlinks.length); // write outlinks
    for (int i = 0; i < outlinks.length; i++) {
        outlinks[i].write(out);//from  w  ww .ja  va 2  s  .com
    }
    contentMeta.write(out); // write content metadata
    parseMeta.write(out);
}

From source file:com.chinamobile.bcbsp.graph.EdgeManager.java

@Override
public void write(DataOutput out) throws IOException {
    if (this.currentEdgesLength == -1 || this.edgelist == null) {
        return;/*from   w ww .j a va  2  s .  com*/
    }
    out.writeInt(this.currentEdgesLength);
    // LOG.info("EDGE MANAGER SAVE============= length"
    // +this.currentEdgesLength);
    for (int i = 0; i < this.currentEdgesLength; i++) {
        // LOG.info("EDMGE MANAGER SAVE========"
        // +this.edgelist.get(0).intoString());
        this.edgelist.remove(0).write(out);
    }
    this.currentEdgesLength = -1;
    this.edgelist = null;
}

From source file:com.fiorano.openesb.application.application.LogManager.java

public void toStream(java.io.DataOutput out, int versionNo) throws java.io.IOException {

    super.toStream(out, versionNo);
    out.writeInt(props.size());
    Iterator iter = props.entrySet().iterator();
    while (iter.hasNext()) {
        Map.Entry entry = (Map.Entry) iter.next();
        UTFReaderWriter.writeUTF(out, (String) entry.getKey());
        UTFReaderWriter.writeUTF(out, (String) entry.getValue());
    }/* ww w  .  j ava2s  .c o m*/
}

From source file:org.apache.rya.accumulo.mr.RyaStatementWritable.java

/**
 * Write part of a statement to an output stream.
 * @param dataOutput Stream for writing serialized statements.
 * @param row   Individual field to write, as a byte array.
 * @throws IOException if writing to the stream fails.
 *///from  w  ww  .  j a  va2s .  c o  m
protected void write(DataOutput dataOutput, byte[] row) throws IOException {
    boolean b = row != null;
    dataOutput.writeBoolean(b);
    if (b) {
        dataOutput.writeInt(row.length);
        dataOutput.write(row);
    }
}