A B C D E F G I J L M N O P R S T W

A

addressOrNull(ArrowBuf) - Static method in class org.apache.arrow.c.NativeUtil

Get the address of a buffer or 0 if the input buffer is null.

addressOrNull(BaseStruct) - Static method in class org.apache.arrow.c.NativeUtil

Get the address of a C Data Interface struct or 0 if the input struct is null.

allocateNew(BufferAllocator) - Static method in class org.apache.arrow.c.ArrowArray

Create ArrowArray by allocating memory.

allocateNew(BufferAllocator) - Static method in class org.apache.arrow.c.ArrowArrayStream

Create ArrowArrayStream by allocating memory.

allocateNew(BufferAllocator) - Static method in class org.apache.arrow.c.ArrowSchema

Create ArrowSchema by allocating memory.

ArrowArray - Class in org.apache.arrow.c

C Data Interface ArrowArray.

ArrowArray.Snapshot - Class in org.apache.arrow.c

Snapshot of the ArrowArray raw data.

ArrowArrayStream - Class in org.apache.arrow.c

C Stream Interface ArrowArrayStream.

ArrowArrayStream.Snapshot - Class in org.apache.arrow.c

Snapshot of the ArrowArrayStream raw data.

ArrowSchema - Class in org.apache.arrow.c

C Data Interface ArrowSchema.

ArrowSchema.Snapshot - Class in org.apache.arrow.c

Snapshot of the ArrowSchema raw data.

B

BaseStruct - Interface in org.apache.arrow.c

Base interface for C Data Interface structures.

buffers - Variable in class org.apache.arrow.c.ArrowArray.Snapshot

C

CDataDictionaryProvider - Class in org.apache.arrow.c

A DictionaryProvider that is used in C Data Interface for imports.

CDataDictionaryProvider() - Constructor for class org.apache.arrow.c.CDataDictionaryProvider

CDataJniException - Exception in org.apache.arrow.c.jni

An exception raised by the JNI side of the C Data bridge.

CDataJniException(int, String) - Constructor for exception org.apache.arrow.c.jni.CDataJniException

children - Variable in class org.apache.arrow.c.ArrowArray.Snapshot

children - Variable in class org.apache.arrow.c.ArrowSchema.Snapshot

close() - Method in class org.apache.arrow.c.ArrowArray

close() - Method in class org.apache.arrow.c.ArrowArrayStream

close() - Method in class org.apache.arrow.c.ArrowSchema

close() - Method in interface org.apache.arrow.c.BaseStruct

Close to release the main buffer.

close() - Method in class org.apache.arrow.c.CDataDictionaryProvider

close() - Method in interface org.apache.arrow.c.jni.PrivateData

closeBuffer(ArrowBuf) - Static method in class org.apache.arrow.c.NativeUtil

Close a buffer if it's not null.

D

Data - Class in org.apache.arrow.c

Functions for working with the C data interface.

dictionary - Variable in class org.apache.arrow.c.ArrowArray.Snapshot

dictionary - Variable in class org.apache.arrow.c.ArrowSchema.Snapshot

E

ensureLoaded() - Method in class org.apache.arrow.c.jni.JniLoader

If required JNI libraries are not loaded, then load them.

exportArray(long, PrivateData) - Method in class org.apache.arrow.c.jni.JniWrapper

exportArrayStream(BufferAllocator, ArrowReader, ArrowArrayStream) - Static method in class org.apache.arrow.c.Data

Export a reader as an ArrowArrayStream using the C Stream Interface.

exportArrayStream(long, PrivateData) - Method in class org.apache.arrow.c.jni.JniWrapper

exportField(BufferAllocator, Field, DictionaryProvider, ArrowSchema) - Static method in class org.apache.arrow.c.Data

Export Java Field using the C data interface format.

exportSchema(BufferAllocator, Schema, DictionaryProvider, ArrowSchema) - Static method in class org.apache.arrow.c.Data

Export Java Schema using the C data interface format.

exportSchema(long, PrivateData) - Method in class org.apache.arrow.c.jni.JniWrapper

exportTable(BufferAllocator, Table, ArrowArray) - Static method in class org.apache.arrow.c.Data

Export the current contents of a Java Table using the C data interface format.

exportTable(BufferAllocator, Table, DictionaryProvider, ArrowArray) - Static method in class org.apache.arrow.c.Data

Export the current contents of a Java Table using the C data interface format.

exportTable(BufferAllocator, Table, DictionaryProvider, ArrowArray, ArrowSchema) - Static method in class org.apache.arrow.c.Data

Export the current contents of a Java Table using the C data interface format.

exportVector(BufferAllocator, FieldVector, DictionaryProvider, ArrowArray) - Static method in class org.apache.arrow.c.Data

Export Java FieldVector using the C data interface format.

exportVector(BufferAllocator, FieldVector, DictionaryProvider, ArrowArray, ArrowSchema) - Static method in class org.apache.arrow.c.Data

Export Java FieldVector using the C data interface format.

exportVectorSchemaRoot(BufferAllocator, VectorSchemaRoot, DictionaryProvider, ArrowArray) - Static method in class org.apache.arrow.c.Data

Export the current contents of a Java VectorSchemaRoot using the C data interface format.

exportVectorSchemaRoot(BufferAllocator, VectorSchemaRoot, DictionaryProvider, ArrowArray, ArrowSchema) - Static method in class org.apache.arrow.c.Data

Export the current contents of a Java VectorSchemaRoot using the C data interface format.

F

flags - Variable in class org.apache.arrow.c.ArrowSchema.Snapshot

format - Variable in class org.apache.arrow.c.ArrowSchema.Snapshot

G

get() - Static method in class org.apache.arrow.c.jni.JniLoader

get() - Static method in class org.apache.arrow.c.jni.JniWrapper

get_last_error - Variable in class org.apache.arrow.c.ArrowArrayStream.Snapshot

get_next - Variable in class org.apache.arrow.c.ArrowArrayStream.Snapshot

get_schema - Variable in class org.apache.arrow.c.ArrowArrayStream.Snapshot

getDictionaryIds() - Method in class org.apache.arrow.c.CDataDictionaryProvider

getErrno() - Method in exception org.apache.arrow.c.jni.CDataJniException

The original error code returned from C.

getNext(ArrowArray) - Method in class org.apache.arrow.c.ArrowArrayStream

Get the next batch in the stream.

getNextArrayStream(long, long) - Method in class org.apache.arrow.c.jni.JniWrapper

getRecordBatch() - Method in class org.apache.arrow.vector.StructVectorUnloader

Performs the depth first traversal of the Vectors to create an ArrowRecordBatch suitable for serialization.

getSchema(ArrowSchema) - Method in class org.apache.arrow.c.ArrowArrayStream

Get the schema of the stream.

getSchemaArrayStream(long, long) - Method in class org.apache.arrow.c.jni.JniWrapper

I

importArrayStream(BufferAllocator, ArrowArrayStream) - Static method in class org.apache.arrow.c.Data

Import an ArrowArrayStream as an ArrowReader.

importField(BufferAllocator, ArrowSchema, CDataDictionaryProvider) - Static method in class org.apache.arrow.c.Data

Import Java Field from the C data interface.

importIntoVector(BufferAllocator, ArrowArray, FieldVector, DictionaryProvider) - Static method in class org.apache.arrow.c.Data

Import Java vector from the C data interface.

importIntoVectorSchemaRoot(BufferAllocator, ArrowArray, VectorSchemaRoot, DictionaryProvider) - Static method in class org.apache.arrow.c.Data

Import record batch from the C data interface into vector schema root.

importSchema(BufferAllocator, ArrowSchema, CDataDictionaryProvider) - Static method in class org.apache.arrow.c.Data

Import Java Schema from the C data interface.

importVector(BufferAllocator, ArrowArray, ArrowSchema, CDataDictionaryProvider) - Static method in class org.apache.arrow.c.Data

Import Java vector and its type from the C data interface.

importVectorSchemaRoot(BufferAllocator, ArrowSchema, CDataDictionaryProvider) - Static method in class org.apache.arrow.c.Data

Import Java vector schema root from a C data interface Schema.

importVectorSchemaRoot(BufferAllocator, ArrowArray, ArrowSchema, CDataDictionaryProvider) - Static method in class org.apache.arrow.c.Data

Import Java vector schema root from the C data interface.

J

JniLoader - Class in org.apache.arrow.c.jni

The JniLoader for C Data Interface API's native implementation.

JniWrapper - Class in org.apache.arrow.c.jni

JniWrapper for C Data Interface API implementation.

L

length - Variable in class org.apache.arrow.c.ArrowArray.Snapshot

load(BufferAllocator, ArrowRecordBatch) - Method in class org.apache.arrow.vector.StructVectorLoader

Loads the record batch into the struct vector.

lookup(long) - Method in class org.apache.arrow.c.CDataDictionaryProvider

M

markReleased() - Method in class org.apache.arrow.c.ArrowArray

Mark the array as released.

markReleased() - Method in class org.apache.arrow.c.ArrowArrayStream

Mark the array as released.

memoryAddress() - Method in class org.apache.arrow.c.ArrowArray

memoryAddress() - Method in class org.apache.arrow.c.ArrowArrayStream

memoryAddress() - Method in class org.apache.arrow.c.ArrowSchema

memoryAddress() - Method in interface org.apache.arrow.c.BaseStruct

Get memory address.

metadata - Variable in class org.apache.arrow.c.ArrowSchema.Snapshot

N

n_buffers - Variable in class org.apache.arrow.c.ArrowArray.Snapshot

n_children - Variable in class org.apache.arrow.c.ArrowArray.Snapshot

n_children - Variable in class org.apache.arrow.c.ArrowSchema.Snapshot

name - Variable in class org.apache.arrow.c.ArrowSchema.Snapshot

NativeUtil - Class in org.apache.arrow.c

Utility functions for working with native memory.

NULL - Static variable in class org.apache.arrow.c.NativeUtil

null_count - Variable in class org.apache.arrow.c.ArrowArray.Snapshot

O

offset - Variable in class org.apache.arrow.c.ArrowArray.Snapshot

org.apache.arrow.c - package org.apache.arrow.c

org.apache.arrow.c.jni - package org.apache.arrow.c.jni

org.apache.arrow.vector - package org.apache.arrow.vector

P

private_data - Variable in class org.apache.arrow.c.ArrowArray.Snapshot

private_data - Variable in class org.apache.arrow.c.ArrowArrayStream.Snapshot

private_data - Variable in class org.apache.arrow.c.ArrowSchema.Snapshot

PrivateData - Interface in org.apache.arrow.c.jni

Interface for Java objects stored in C data interface private data.

R

release() - Method in class org.apache.arrow.c.ArrowArray

release - Variable in class org.apache.arrow.c.ArrowArray.Snapshot

release() - Method in class org.apache.arrow.c.ArrowArrayStream

release - Variable in class org.apache.arrow.c.ArrowArrayStream.Snapshot

release() - Method in class org.apache.arrow.c.ArrowSchema

release - Variable in class org.apache.arrow.c.ArrowSchema.Snapshot

release() - Method in interface org.apache.arrow.c.BaseStruct

Call the release callback of an ArrowArray.

releaseArray(long) - Method in class org.apache.arrow.c.jni.JniWrapper

releaseArrayStream(long) - Method in class org.apache.arrow.c.jni.JniWrapper

releaseSchema(long) - Method in class org.apache.arrow.c.jni.JniWrapper

S

save(ArrowArray.Snapshot) - Method in class org.apache.arrow.c.ArrowArray

Write values from Snapshot to the underlying ArrowArray memory buffer.

save(ArrowArrayStream.Snapshot) - Method in class org.apache.arrow.c.ArrowArrayStream

Write values from Snapshot to the underlying ArrowArrayStream memory buffer.

save(ArrowSchema.Snapshot) - Method in class org.apache.arrow.c.ArrowSchema

Write values from Snapshot to the underlying ArrowSchema memory buffer.

snapshot() - Method in class org.apache.arrow.c.ArrowArray

Take a snapshot of the ArrowArray raw values.

Snapshot() - Constructor for class org.apache.arrow.c.ArrowArray.Snapshot

Initialize empty ArrowArray snapshot.

snapshot() - Method in class org.apache.arrow.c.ArrowArrayStream

Take a snapshot of the ArrowArrayStream raw values.

Snapshot() - Constructor for class org.apache.arrow.c.ArrowArrayStream.Snapshot

Initialize empty ArrowArray snapshot.

snapshot() - Method in class org.apache.arrow.c.ArrowSchema

Take a snapshot of the ArrowSchema raw values.

Snapshot() - Constructor for class org.apache.arrow.c.ArrowSchema.Snapshot

Initialize empty ArrowSchema snapshot.

StructVectorLoader - Class in org.apache.arrow.vector

Loads buffers into StructVector.

StructVectorLoader(Schema) - Constructor for class org.apache.arrow.vector.StructVectorLoader

Construct with a schema.

StructVectorLoader(Schema, CompressionCodec.Factory) - Constructor for class org.apache.arrow.vector.StructVectorLoader

Construct with a schema and a compression codec factory.

StructVectorUnloader - Class in org.apache.arrow.vector

Helper class that handles converting a StructVector to a ArrowRecordBatch.

StructVectorUnloader(StructVector) - Constructor for class org.apache.arrow.vector.StructVectorUnloader

Constructs a new instance of the given struct vector.

StructVectorUnloader(StructVector, boolean, boolean) - Constructor for class org.apache.arrow.vector.StructVectorUnloader

Constructs a new instance.

StructVectorUnloader(StructVector, boolean, CompressionCodec, boolean) - Constructor for class org.apache.arrow.vector.StructVectorUnloader

Constructs a new instance.

T

toJavaArray(long, int) - Static method in class org.apache.arrow.c.NativeUtil

Convert a native array pointer (void**) to Java array of pointers.

toJavaString(long) - Static method in class org.apache.arrow.c.NativeUtil

Convert a pointer to a null terminated string into a Java String.

toNativeString(BufferAllocator, String) - Static method in class org.apache.arrow.c.NativeUtil

Convert Java string to a null terminated string.

toString() - Method in exception org.apache.arrow.c.jni.CDataJniException

W

wrap(long) - Static method in class org.apache.arrow.c.ArrowArray

Create ArrowArray from an existing memory address.

wrap(long) - Static method in class org.apache.arrow.c.ArrowArrayStream

Create ArrowArrayStream from an existing memory address.

wrap(long) - Static method in class org.apache.arrow.c.ArrowSchema

Create ArrowSchema from an existing memory address.

A B C D E F G I J L M N O P R S T W