org.apache.arrow.vector.types.pojo

Class Field

java.lang.Object

org.apache.arrow.vector.types.pojo.Field

public class Field
extends Object

Constructor Summary

Constructors

Constructor and Description
Field(String name, boolean nullable, ArrowType type, DictionaryEncoding dictionary, List<Field> children)
Field(String name, boolean nullable, ArrowType type, List<Field> children)
Field(String name, FieldType fieldType, List<Field> children)

Method Summary

Methods

Modifier and Type	Method and Description
static Field	convertField(Field field)
FieldVector	createVector(BufferAllocator allocator)
boolean	equals(Object obj)
List<Field>	getChildren()
DictionaryEncoding	getDictionary()
int	getField(com.google.flatbuffers.FlatBufferBuilder builder)
FieldType	getFieldType()
String	getName()
ArrowType	getType()
TypeLayout	getTypeLayout()
int	hashCode()
boolean	isNullable()
static Field	nullable(String name, ArrowType type)
static Field	nullablePrimitive(String name, ArrowType.PrimitiveType type)
String	toString()
void	validate()

Methods inherited from class java.lang.Object

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

Constructor Detail

Field

public Field(String name,
     FieldType fieldType,
     List<Field> children)

Field

public Field(String name,
     boolean nullable,
     ArrowType type,
     List<Field> children)

Field

public Field(String name,
     boolean nullable,
     ArrowType type,
     DictionaryEncoding dictionary,
     List<Field> children)

Method Detail

nullablePrimitive

public static Field nullablePrimitive(String name,
                      ArrowType.PrimitiveType type)

nullable

public static Field nullable(String name,
             ArrowType type)

createVector

public FieldVector createVector(BufferAllocator allocator)

convertField

public static Field convertField(Field field)

validate

public void validate()

getField

public int getField(com.google.flatbuffers.FlatBufferBuilder builder)

getName

public String getName()

isNullable

public boolean isNullable()

getType

public ArrowType getType()

getFieldType

public FieldType getFieldType()

getDictionary

public DictionaryEncoding getDictionary()

getChildren

public List<Field> getChildren()

getTypeLayout

public TypeLayout getTypeLayout()

hashCode

public int hashCode()

Overrides:

hashCode in class Object

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

toString

public String toString()

Overrides:

toString in class Object