io.cdap.cdap.api.data.batch

Interface RecordWritable<RECORD>

Type Parameters:

RECORD - the type of objects that represents a single record

All Superinterfaces:

AutoCloseable, Closeable

All Known Subinterfaces:

ObjectMappedTable<T>, Table

All Known Implementing Classes:

IndexedTable, KeyValueTable

@Beta
public interface RecordWritable<RECORD>
extends Closeable

Interface for a dataset that a batch job can output to, as series of records (as apposed to key/value pairs). See BatchWritable.

Method Summary

Modifier and Type	Method and Description
Type	getRecordType() The type of records that the dataset exposes as a schema.
void	write(RECORD record) Writes the record into a dataset.

Methods inherited from interface java.io.Closeable

close

Method Detail

getRecordType

Type getRecordType()

The type of records that the dataset exposes as a schema. The schema will be derived from the type using reflection.

Returns:

the schema type.

write

void write(RECORD record)
    throws IOException

Writes the record into a dataset.

Parameters:

record - record to write into the dataset.

Throws:

IOException - when the RECORD could not be written to the dataset.