org.apache.flink.table.types.inference.strategies

Class MappingTypeStrategy

java.lang.Object

org.apache.flink.table.types.inference.strategies.MappingTypeStrategy

All Implemented Interfaces:

TypeStrategy

@Internal
public final class MappingTypeStrategy
extends Object
implements TypeStrategy

Type strategy that maps an InputTypeStrategy to a TypeStrategy if the input strategy infers identical types.

Constructor Summary

Constructors

Constructor and Description
MappingTypeStrategy(Map<InputTypeStrategy,TypeStrategy> mappings)

Method Summary

Modifier and Type	Method and Description
boolean	equals(Object o)
int	hashCode()
Optional<DataType>	inferType(CallContext callContext) Infers a type from the given function call.

Methods inherited from class java.lang.Object

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

Constructor Detail

MappingTypeStrategy

public MappingTypeStrategy(Map<InputTypeStrategy,TypeStrategy> mappings)

Method Detail

inferType

public Optional<DataType> inferType(CallContext callContext)

Description copied from interface: TypeStrategy

Infers a type from the given function call.

Specified by:

inferType in interface TypeStrategy

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object