org.apache.spark.sql.types

Class ArrayType

java.lang.Object

org.apache.spark.sql.types.DataType

org.apache.spark.sql.types.ArrayType

All Implemented Interfaces:

java.io.Serializable, scala.Equals, scala.Product

public class ArrayType
extends DataType
implements scala.Product, scala.Serializable

See Also:

Serialized Form

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	ArrayType() No-arg constructor for kryo.
	ArrayType(DataType elementType, boolean containsNull)

Method Summary

Methods

Modifier and Type	Method and Description
static ArrayType	apply(DataType elementType) Construct a ArrayType object with the given element type.
boolean	containsNull()
int	defaultSize() The default size of a value of the ArrayType is 100 * the default size of the element type.
DataType	elementType()
java.lang.String	simpleString() Readable string representation for the type.

Methods inherited from class org.apache.spark.sql.types.DataType

buildFormattedString, fromCaseClassString, fromJson, json, prettyJson, typeName

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface scala.Product

productArity, productElement, productIterator, productPrefix

Methods inherited from interface scala.Equals

canEqual, equals

Constructor Detail

ArrayType

public ArrayType(DataType elementType,
         boolean containsNull)

ArrayType

protected ArrayType()

No-arg constructor for kryo.

Method Detail

apply

public static ArrayType apply(DataType elementType)

Construct a ArrayType object with the given element type. The `containsNull` is true.

elementType

public DataType elementType()

containsNull

public boolean containsNull()

defaultSize

public int defaultSize()

The default size of a value of the ArrayType is 100 * the default size of the element type. (We assume that there are 100 elements).

Specified by:

defaultSize in class DataType

Returns:

(undocumented)

simpleString

public java.lang.String simpleString()

Description copied from class: DataType

Readable string representation for the type.

Overrides:

simpleString in class DataType