org.bytedeco.arrow

Class FilterKernel

java.lang.Object

org.bytedeco.javacpp.Pointer

org.bytedeco.arrow.OpKernel

org.bytedeco.arrow.BinaryKernel

org.bytedeco.arrow.FilterKernel

All Implemented Interfaces:

AutoCloseable

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

\brief BinaryKernel implementing Filter operation

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
FilterKernel(Pointer p) Pointer cast constructor.

Method Summary

Modifier and Type	Method and Description
Status	Call(FunctionContext ctx, Datum values, Datum filter, Datum out) \brief BinaryKernel interface delegates to subclasses via Filter()
Status	Filter(FunctionContext ctx, Array values, BooleanArray filter, long out_length, Array out) \brief single-array implementation
static Status	Make(DataType value_type, FilterKernel out) \brief factory for FilterKernels
DataType	out_type() \brief output type of this kernel (identical to type of values filtered)

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

FilterKernel

public FilterKernel(Pointer p)

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

Method Detail

Call

@ByVal
public Status Call(FunctionContext ctx,
                          @Const @ByRef
                          Datum values,
                          @Const @ByRef
                          Datum filter,
                          Datum out)

\brief BinaryKernel interface delegates to subclasses via Filter()

Overrides:

Call in class BinaryKernel

out_type

@SharedPtr
 @Cast(value={"","std::shared_ptr<arrow::DataType>"})
public DataType out_type()

\brief output type of this kernel (identical to type of values filtered)

Overrides:

out_type in class OpKernel

Returns:

the output type

Make

@ByVal
public static Status Make(@SharedPtr @Cast(value={"","std::shared_ptr<arrow::DataType>"})
                                 DataType value_type,
                                 @UniquePtr
                                 FilterKernel out)

\brief factory for FilterKernels

Parameters:

value_type - [in] constructed FilterKernel will support filtering values of this type

out - [out] created kernel

Filter

@ByVal
public Status Filter(FunctionContext ctx,
                            @Const @ByRef
                            Array values,
                            @Const @ByRef
                            BooleanArray filter,
                            @Cast(value="int64_t")
                            long out_length,
                            @SharedPtr
                            Array out)

\brief single-array implementation