Example usage for java.io DataOutput writeUTF

Introduction

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

Prototype

void writeUTF(String s) throws IOException;

Source Link

Document

Writes two bytes of length information to the output stream, followed by the modified UTF-8 representation of every character in the string s.

Usage

From source file:org.apache.carbondata.core.metadata.schema.table.DataMapSchema.java

@Override
public void write(DataOutput out) throws IOException {
    out.writeUTF(dataMapName);
    out.writeUTF(providerName);/*from   w w w .  j a  va2s  .c o  m*/
    boolean isRelationIdentifierExists = null != relationIdentifier;
    out.writeBoolean(isRelationIdentifierExists);
    if (isRelationIdentifierExists) {
        this.relationIdentifier.write(out);
    }
    boolean isChildSchemaExists = null != this.childSchema;
    out.writeBoolean(isChildSchemaExists);
    if (isChildSchemaExists) {
        this.childSchema.write(out);
    }
    if (properties == null) {
        out.writeShort(0);
    } else {
        out.writeShort(properties.size());
        for (Map.Entry<String, String> entry : properties.entrySet()) {
            out.writeUTF(entry.getKey());
            out.writeUTF(entry.getValue());
        }
    }
}

From source file:com.mongodb.hadoop.mapred.input.MongoInputSplit.java

/**
 * Serialize the Split instance//from w ww . ja va2s  .co  m
 */

public void write(DataOutput out) throws IOException {
    final ObjectOutputStream objOut = new ObjectOutputStream((OutputStream) out);
    // TODO - Use object outputstream instead of going to <-> from string?
    out.writeUTF(_mongoURI.toString());

    out.writeUTF(JSON.serialize(_querySpec));
    out.writeUTF(JSON.serialize(_fieldSpec));
    out.writeUTF(JSON.serialize(_sortSpec));
    out.writeInt(_limit);
    out.writeInt(_skip);
    objOut.close();
}

From source file:com.davidgildeh.hadoop.input.simpledb.SimpleDBInputSplit.java

/**
 * Serialises the Split Object so it can be persisted to disk
 * //from   ww  w  . j  a  v a  2s  . c om
 * @param output            The output stream to write to
 * @throws IOException 
 */
public void write(DataOutput output) throws IOException {

    output.writeLong(startRow);
    output.writeLong(endRow);
    if (splitToken == null) {
        output.writeUTF("NULL");
    } else {
        output.writeUTF(splitToken);
    }

    if (LOG.isDebugEnabled()) {
        LOG.debug("Writing SimpleDBInputSplit: " + this.toString());
    }
}

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

/** {@inheritDoc} */
@Override/*from ww  w  . j  a va  2s.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:org.apache.hadoop.mapred.SampleTaskStatus.java

public void write(DataOutput out) throws IOException {
    if (sampleMapTaskId == null)
        sampleMapTaskId = new TaskAttemptID();
    sampleMapTaskId.write(out);/*from   w  w  w .  jav a2 s  . c om*/
    out.writeUTF(sampleMapTracker);
    out.writeLong(readInputStartTime);
    out.writeLong(readInputDoneTime);
    out.writeLong(writeOutputStartTime);
    out.writeLong(writeOutputDoneTime);
    out.writeLong(networkSampleMapCopyDurationMilliSec);
    out.writeLong(additionalSpillDurationMilliSec);
    out.writeLong(additionalSpillSize);
}

From source file:cn.ac.ict.htc.tools.ArrayListWritable.java

/**
 * Serializes this array.//  ww  w  .j  a va2 s  .  co  m
 *
 * @param out where to write the raw byte representation
 */
public void write(DataOutput out) throws IOException {
    out.writeInt(this.size());
    //      logger.info("write " + this.size() + " elements");
    if (size() == 0)
        return;
    E obj = get(0);

    out.writeUTF(obj.getClass().getCanonicalName());

    //      for (int i = 0; i < size(); i++) {
    //         obj = get(i);
    //         if (obj == null) {
    //            throw new IOException("Cannot serialize null fields!");
    //         }
    //         obj.write(out);
    //      }
}

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);/*w  w w . j a v a 2s  . c o  m*/
    if (size > 0) {
        for (String group : groups) {
            out.writeUTF(group);
        }
    }
    out.writeInt(numAttempts);
}

From source file:org.apache.hadoop.hive.accumulo.AccumuloHiveRow.java

@Override
public void write(DataOutput dataOutput) throws IOException {
    if (null != rowId) {
        dataOutput.writeBoolean(true);/*  w  ww  .j  a v  a2 s.co  m*/
        dataOutput.writeUTF(rowId);
    } else {
        dataOutput.writeBoolean(false);
    }
    int size = tuples.size();
    dataOutput.writeInt(size);
    for (ColumnTuple tuple : tuples) {
        Text cf = tuple.getCf(), cq = tuple.getCq();
        dataOutput.writeInt(cf.getLength());
        dataOutput.write(cf.getBytes(), 0, cf.getLength());
        dataOutput.writeInt(cq.getLength());
        dataOutput.write(cq.getBytes(), 0, cq.getLength());
        byte[] value = tuple.getValue();
        dataOutput.writeInt(value.length);
        dataOutput.write(value);
    }
}

From source file:org.apache.mahout.text.LuceneStorageConfiguration.java

@Override
public void write(DataOutput out) throws IOException {
    out.writeUTF(sequenceFilesOutputPath.toString());
    out.writeUTF(StringUtils.join(indexPaths, SEPARATOR_PATHS));
    out.writeUTF(idField);//from   w  w  w  .  j a  va2 s  . c o m
    out.writeUTF(StringUtils.join(fields, SEPARATOR_FIELDS));
    out.writeUTF(query.toString());
    out.writeInt(maxHits);
}

From source file:org.apache.sqoop.connector.idf.CSVIntermediateDataFormat.java

/**
 * {@inheritDoc}//w w w .j a  v a  2  s  .  co  m
 */
@Override
public void write(DataOutput out) throws IOException {
    out.writeUTF(this.data);
}