org.apache.druid.frame.write

Class RowBasedFrameWriterFactory

java.lang.Object

org.apache.druid.frame.write.RowBasedFrameWriterFactory

All Implemented Interfaces:

FrameWriterFactory

public class RowBasedFrameWriterFactory
extends Object
implements FrameWriterFactory

Constructor Summary

Constructors

Constructor and Description
RowBasedFrameWriterFactory(MemoryAllocatorFactory allocatorFactory, RowSignature signature, List<KeyColumn> sortColumns)

Method Summary

Modifier and Type	Method and Description
long	allocatorCapacity()
FrameType	frameType()
FrameWriter	newFrameWriter(ColumnSelectorFactory columnSelectorFactory) Create a writer where FrameWriter.addSelection() adds the current row from a ColumnSelectorFactory.
RowSignature	signature()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

RowBasedFrameWriterFactory

public RowBasedFrameWriterFactory(MemoryAllocatorFactory allocatorFactory,
                                  RowSignature signature,
                                  List<KeyColumn> sortColumns)

Method Detail

newFrameWriter

public FrameWriter newFrameWriter(ColumnSelectorFactory columnSelectorFactory)

Description copied from interface: FrameWriterFactory

Create a writer where FrameWriter.addSelection() adds the current row from a ColumnSelectorFactory.

Specified by:

newFrameWriter in interface FrameWriterFactory

allocatorCapacity

public long allocatorCapacity()

Specified by:

allocatorCapacity in interface FrameWriterFactory

signature

public RowSignature signature()

Specified by:

signature in interface FrameWriterFactory

frameType

public FrameType frameType()

Specified by:

frameType in interface FrameWriterFactory