ml.shifu.guagua.io

Interface Bytable

All Known Implementing Classes:

BytableWrapper, HaltBytable

public interface Bytable

Bytable defines master and worker results.

Bytable is coped from Hadoop io Writable. Hadoop Writable was used firstly but Bytable is used to make guagua-core independent (not depend on any platform).

To use Hadoop original Writable, GuaguaWritableAdapter in guagua-mapreduce module is an adapter to help you re-use Hadoop existing Writable in guagua application.

See Also:

in guagua-mapreduce

Method Summary

Modifier and Type	Method and Description
void	readFields(DataInput in) De-serialize the fields of this object from in.
void	write(DataOutput out) Serialize the fields of this object to out.

Method Detail

write

void write(DataOutput out)
    throws IOException

Serialize the fields of this object to out.

Parameters:

out - DataOuput to serialize this object into.

Throws:

IOException - In case of any io exception.

readFields

void readFields(DataInput in)
         throws IOException

De-serialize the fields of this object from in.

For efficiency, implementations should attempt to re-use storage in the existing object where possible.

Parameters:

in - DataInput to de-seriablize this object from.

Throws:

IOException - In case of any io exception.