org.bytedeco.arrow_dataset

Class SourceFactory

java.lang.Object

org.bytedeco.javacpp.Pointer

org.bytedeco.arrow_dataset.SourceFactory

All Implemented Interfaces:

AutoCloseable

Direct Known Subclasses:

FileSystemSourceFactory

@Namespace(value="arrow::dataset")
 @NoOffset
 @Properties(inherit=arrow_dataset.class)
public class SourceFactory
extends Pointer

\brief SourceFactory provides a way to inspect/discover a Source's expected schema before materializing said Source.

Nested Class Summary

Nested classes/interfaces inherited from class org.bytedeco.javacpp.Pointer

Pointer.CustomDeallocator, Pointer.Deallocator, Pointer.NativeDeallocator, Pointer.ReferenceCounter

Field Summary

Fields inherited from class org.bytedeco.javacpp.Pointer

address, capacity, limit, position

Constructor Summary

Constructors

Constructor and Description
SourceFactory(Pointer p) Pointer cast constructor.

Method Summary

Modifier and Type	Method and Description
SourceResult	Finish() \brief Create a Source using the inspected schema.
SourceResult	Finish(Schema schema) \brief Create a Source with the given schema.
SchemaResult	Inspect() \brief Get unified schema for the resulting Source.
SchemaVectorResult	InspectSchemas() \brief Get the schemas of the Fragments and Partitioning.
Expression	root_partition() \brief Optional root partition for the resulting Source.
Status	SetRootPartition(Expression partition)

Methods inherited from class org.bytedeco.javacpp.Pointer

address, asBuffer, asByteBuffer, availablePhysicalBytes, calloc, capacity, capacity, close, deallocate, deallocate, deallocateReferences, deallocator, deallocator, equals, fill, formatBytes, free, hashCode, isNull, isNull, limit, limit, malloc, maxBytes, maxPhysicalBytes, memchr, memcmp, memcpy, memmove, memset, offsetof, parseBytes, physicalBytes, position, position, put, realloc, referenceCount, releaseReference, retainReference, setNull, sizeof, toString, totalBytes, totalPhysicalBytes, withDeallocator, zero

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

SourceFactory

public SourceFactory(Pointer p)

Pointer cast constructor. Invokes Pointer.Pointer(Pointer).

Method Detail

InspectSchemas

@ByVal
public SchemaVectorResult InspectSchemas()

\brief Get the schemas of the Fragments and Partitioning.

Inspect

@ByVal
public SchemaResult Inspect()

\brief Get unified schema for the resulting Source.

Finish

@ByVal
public SourceResult Finish(@Const @SharedPtr @ByRef
                                  Schema schema)

\brief Create a Source with the given schema.

Finish

@ByVal
public SourceResult Finish()

\brief Create a Source using the inspected schema.

root_partition

@Const
 @SharedPtr
 @ByRef
public Expression root_partition()

\brief Optional root partition for the resulting Source.

SetRootPartition

@ByVal
public Status SetRootPartition(@SharedPtr @ByVal
                                      Expression partition)