org.apache.arrow.vector.schema

Class ArrowRecordBatch

java.lang.Object

org.apache.arrow.vector.schema.ArrowRecordBatch

All Implemented Interfaces:

AutoCloseable, FBSerializable

public class ArrowRecordBatch
extends Object
implements FBSerializable, AutoCloseable

Constructor Summary

Constructors

Constructor and Description
ArrowRecordBatch(int length, List<ArrowFieldNode> nodes, List<ArrowBuf> buffers)

Method Summary

Methods

Modifier and Type	Method and Description
void	close() releases the buffers
List<ArrowBuf>	getBuffers()
List<ArrowBuffer>	getBuffersLayout()
int	getLength()
List<ArrowFieldNode>	getNodes()
int	writeTo(com.google.flatbuffers.FlatBufferBuilder builder)

Methods inherited from class java.lang.Object

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

Constructor Detail

ArrowRecordBatch

public ArrowRecordBatch(int length,
                List<ArrowFieldNode> nodes,
                List<ArrowBuf> buffers)

Parameters:

length - how many rows in this batch

nodes - field level info

buffers - will be retained until this recordBatch is closed

Method Detail

getLength

public int getLength()

getNodes

public List<ArrowFieldNode> getNodes()

Returns:

the FieldNodes corresponding to the schema

getBuffers

public List<ArrowBuf> getBuffers()

Returns:

the buffers containing the data

getBuffersLayout

public List<ArrowBuffer> getBuffersLayout()

Returns:

the serialized layout if we send the buffers on the wire

writeTo

public int writeTo(com.google.flatbuffers.FlatBufferBuilder builder)

Specified by:

writeTo in interface FBSerializable

close

public void close()

releases the buffers

Specified by:

close in interface AutoCloseable