org.bytedeco.arrow

Class ScalarKernel

java.lang.Object

org.bytedeco.javacpp.Pointer

org.bytedeco.arrow.Kernel

org.bytedeco.arrow.ArrayKernel

org.bytedeco.arrow.ScalarKernel

All Implemented Interfaces:

AutoCloseable

@Namespace(value="arrow::compute")
 @NoOffset
 @Properties(inherit=arrow.class)
public class ScalarKernel
extends ArrayKernel

\brief Kernel data structure for implementations of ScalarFunction. In addition to the members found in ArrayKernel, contains the null handling and memory pre-allocation preferences.

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
ScalarKernel()
ScalarKernel(InputType in_types, OutputType out_type, Pointer exec)
ScalarKernel(InputType in_types, OutputType out_type, Pointer exec, Pointer init)
ScalarKernel(KernelSignature sig, Pointer exec)
ScalarKernel(KernelSignature sig, Pointer exec, Pointer init)
ScalarKernel(long size) Native array allocator.
ScalarKernel(Pointer p) Pointer cast constructor.

Method Summary

Modifier and Type	Method and Description
ScalarKernel	getPointer(long i)
MemAllocation.type	mem_allocation()
ScalarKernel	mem_allocation(MemAllocation.type setter)
NullHandling.type	null_handling()
ScalarKernel	null_handling(NullHandling.type setter)
ScalarKernel	position(long position)

Methods inherited from class org.bytedeco.arrow.ArrayKernel

can_write_into_slices, can_write_into_slices, exec, exec

Methods inherited from class org.bytedeco.arrow.Kernel

init, init, parallelizable, parallelizable, signature, signature, simd_level, simd_level

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, getPointer, getPointer, getPointer, hashCode, isNull, isNull, limit, limit, malloc, maxBytes, maxPhysicalBytes, memchr, memcmp, memcpy, memmove, memset, offsetof, offsetof, parseBytes, physicalBytes, position, put, realloc, referenceCount, releaseReference, retainReference, setNull, sizeof, sizeof, toString, totalBytes, totalCount, totalPhysicalBytes, withDeallocator, zero

Methods inherited from class java.lang.Object

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

Constructor Detail

ScalarKernel

public ScalarKernel()

ScalarKernel

public ScalarKernel(@SharedPtr @Cast(value={"","std::shared_ptr<arrow::compute::KernelSignature>"})
                    KernelSignature sig,
                    @ByVal @Cast(value="arrow::compute::ArrayKernelExec*")
                    Pointer exec,
                    @ByVal(nullValue="arrow::compute::KernelInit(nullptr)") @Cast(value="arrow::compute::KernelInit*")
                    Pointer init)

ScalarKernel

public ScalarKernel(@SharedPtr @Cast(value={"","std::shared_ptr<arrow::compute::KernelSignature>"})
                    KernelSignature sig,
                    @ByVal @Cast(value="arrow::compute::ArrayKernelExec*")
                    Pointer exec)

ScalarKernel

public ScalarKernel(@StdVector
                    InputType in_types,
                    @ByVal
                    OutputType out_type,
                    @ByVal @Cast(value="arrow::compute::ArrayKernelExec*")
                    Pointer exec,
                    @ByVal(nullValue="arrow::compute::KernelInit(nullptr)") @Cast(value="arrow::compute::KernelInit*")
                    Pointer init)

ScalarKernel

public ScalarKernel(@StdVector
                    InputType in_types,
                    @ByVal
                    OutputType out_type,
                    @ByVal @Cast(value="arrow::compute::ArrayKernelExec*")
                    Pointer exec)

ScalarKernel

public ScalarKernel(Pointer p)

Pointer cast constructor. Invokes Pointer(Pointer).

ScalarKernel

public ScalarKernel(long size)

Native array allocator. Access with Pointer.position(long).

Method Detail

position

public ScalarKernel position(long position)

Overrides:

position in class ArrayKernel

getPointer

public ScalarKernel getPointer(long i)

Overrides:

getPointer in class ArrayKernel

null_handling

public NullHandling.type null_handling()

null_handling

public ScalarKernel null_handling(NullHandling.type setter)

mem_allocation

public MemAllocation.type mem_allocation()

mem_allocation

public ScalarKernel mem_allocation(MemAllocation.type setter)