io.delta.standalone.types

Class MapType

Object

io.delta.standalone.types.DataType

io.delta.standalone.types.MapType

public final class MapType
extends DataType

The data type for Maps. Keys in a map are not allowed to have null values.

Constructor Summary

Constructors

Constructor and Description
MapType(DataType keyType, DataType valueType, boolean valueContainsNull)

Method Summary

Modifier and Type	Method and Description
boolean	equals(Object o)
DataType	getKeyType()
DataType	getValueType()
int	hashCode()
boolean	valueContainsNull()

Methods inherited from class io.delta.standalone.types.DataType

equivalent, fromJson, getCatalogString, getSimpleString, getTypeName, toJson, toPrettyJson

Methods inherited from class Object

getClass, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

MapType

public MapType(DataType keyType,
               DataType valueType,
               boolean valueContainsNull)

Parameters:

keyType - the data type of map keys

valueType - the data type of map values

valueContainsNull - indicates if map values have null values

Method Detail

getKeyType

public DataType getKeyType()

Returns:

the data type of map keys

getValueType

public DataType getValueType()

Returns:

the data type of map values

valueContainsNull

public boolean valueContainsNull()

Returns:

true if this map has null values, else false

equals

public boolean equals(Object o)

Overrides:

equals in class DataType

hashCode

public int hashCode()

Overrides:

hashCode in class DataType