MultisetTypeInfo (Flink : Core 1.20.2-cp1 API)

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 Description

MultisetTypeInfo(Class<T> elementTypeClass)

MultisetTypeInfo(TypeInformation<T> elementTypeInfo)

Method Summary

All Methods Static Methods Instance Methods Concrete Methods
Modifier and Type	Method	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, 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)
```