org.bytedeco.arrow

Class MapType

java.lang.Object

org.bytedeco.javacpp.Pointer

org.bytedeco.arrow.Fingerprintable

org.bytedeco.arrow.DataType

org.bytedeco.arrow.NestedType

org.bytedeco.arrow.BaseListType

org.bytedeco.arrow.ListType

org.bytedeco.arrow.MapType

All Implemented Interfaces:

AutoCloseable

@Namespace(value="arrow")
 @NoOffset
 @Properties(inherit=arrow.class)
public class MapType
extends ListType

\brief Concrete type class for map data Map data is nested data where each value is a variable number of key-item pairs. Maps can be recursively nested, for example map(utf8, map(utf8, int32)).

Nested Class Summary

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

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

Field Summary

Fields

Modifier and Type	Field and Description
static int	type_id

Fields inherited from class org.bytedeco.javacpp.Pointer

address, capacity, limit, position

Constructor Summary

Constructors

Constructor and Description
MapType(DataType key_type, DataType item_type)
MapType(DataType key_type, DataType item_type, boolean keys_sorted)
MapType(Pointer p) Pointer cast constructor.

Method Summary

Modifier and Type	Method and Description
DataType	item_type()
DataType	key_type()
boolean	keys_sorted()
String	name() \brief A string name of the type, omitting any child fields \note Experimental API
String	ToString() \brief A string representation of the type, including any children
static int	type_id()
static String	type_name()

Methods inherited from class org.bytedeco.arrow.ListType

layout, value_field, value_type

Methods inherited from class org.bytedeco.arrow.NestedType

asParametricType, asParametricType

Methods inherited from class org.bytedeco.arrow.DataType

Accept, child, children, Equals, Equals, id, num_children

Methods inherited from class org.bytedeco.arrow.Fingerprintable

fingerprint, metadata_fingerprint

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

Field Detail

type_id

public static final int type_id

Constructor Detail

MapType

public MapType(Pointer p)

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

MapType

public MapType(@SharedPtr @Cast(value={"","std::shared_ptr<arrow::DataType>"})
               DataType key_type,
               @SharedPtr @Cast(value={"","std::shared_ptr<arrow::DataType>"})
               DataType item_type,
               @Cast(value="bool")
               boolean keys_sorted)

MapType

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

Method Detail

type_id

@MemberGetter
 @Cast(value="const arrow::Type::type")
public static int type_id()

type_name

public static String type_name()

key_type

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

item_type

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

ToString

@StdString
public String ToString()

Description copied from class: DataType

\brief A string representation of the type, including any children

Overrides:

ToString in class ListType

name

@StdString
public String name()

Description copied from class: DataType

\brief A string name of the type, omitting any child fields \note Experimental API

Overrides:

name in class ListType

keys_sorted

@Cast(value="bool")
public boolean keys_sorted()