org.apache.flink.api.java.typeutils

Class MultisetTypeInfo<T>

java.lang.Object

org.apache.flink.api.common.typeinfo.TypeInformation<Map<K,V>>

org.apache.flink.api.java.typeutils.MapTypeInfo<T,Integer>

org.apache.flink.api.java.typeutils.MultisetTypeInfo<T>

Type Parameters:

T - The type of the elements in the Multiset.

All Implemented Interfaces:

Serializable

@PublicEvolving
public final class MultisetTypeInfo<T>
extends MapTypeInfo<T,Integer>

A TypeInformation for the Multiset types of the Java API.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
MultisetTypeInfo(Class<T> elementTypeClass)
MultisetTypeInfo(TypeInformation<T> elementTypeInfo)

Method Summary

Modifier and Type	Method and Description
boolean	canEqual(Object obj) Returns true if the given object can be equaled with this object.
boolean	equals(Object obj)
TypeInformation<T>	getElementTypeInfo() Gets the type information for the elements contained in the Multiset
static <C> MultisetTypeInfo<C>	getInfoFor(TypeInformation<C> componentInfo)
int	hashCode()
String	toString()

Methods inherited from class org.apache.flink.api.java.typeutils.MapTypeInfo

createSerializer, getArity, getKeyTypeInfo, getTotalFields, getTypeClass, getValueTypeInfo, isBasicType, isKeyType, isTupleType

Methods inherited from class org.apache.flink.api.common.typeinfo.TypeInformation

getGenericParameters, isSortKeyType, of, of

Methods inherited from class java.lang.Object

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

Constructor Detail

MultisetTypeInfo

public MultisetTypeInfo(Class<T> elementTypeClass)

MultisetTypeInfo

public MultisetTypeInfo(TypeInformation<T> elementTypeInfo)

Method Detail

getElementTypeInfo

public TypeInformation<T> getElementTypeInfo()

Gets the type information for the elements contained in the Multiset

toString

public String toString()

Overrides:

toString in class MapTypeInfo<T,Integer>

equals

public boolean equals(Object obj)

Overrides:

equals in class MapTypeInfo<T,Integer>

hashCode

public int hashCode()

Overrides:

hashCode in class MapTypeInfo<T,Integer>

canEqual

public boolean canEqual(Object obj)

Description copied from class: TypeInformation

Returns true if the given object can be equaled with this object. If not, it returns false.

Overrides:

canEqual in class MapTypeInfo<T,Integer>

Parameters:

obj - Object which wants to take part in the equality relation

Returns:

true if obj can be equaled with this, otherwise false

getInfoFor

@PublicEvolving
public static <C> MultisetTypeInfo<C> getInfoFor(TypeInformation<C> componentInfo)