org.apache.flink.table.types.inference.validators

Class PassingTypeValidator

java.lang.Object

org.apache.flink.table.types.inference.validators.PassingTypeValidator

All Implemented Interfaces:

InputTypeValidator

@Internal
public class PassingTypeValidator
extends Object
implements InputTypeValidator

Validator that does not perform any validation and always passes.

Constructor Summary

Constructors

Constructor and Description
PassingTypeValidator()

Method Summary

Modifier and Type	Method and Description
ArgumentCount	getArgumentCount() Initial input validation based on the number of arguments.
List<Signature>	getExpectedSignatures(FunctionDefinition definition) Returns a summary of the function's expected signatures.
boolean	validate(CallContext callContext, boolean throwOnFailure) Main logic for validating the input.

Methods inherited from class java.lang.Object

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

Constructor Detail

PassingTypeValidator

public PassingTypeValidator()

Method Detail

getArgumentCount

public ArgumentCount getArgumentCount()

Description copied from interface: InputTypeValidator

Initial input validation based on the number of arguments.

Specified by:

getArgumentCount in interface InputTypeValidator

validate

public boolean validate(CallContext callContext,
                        boolean throwOnFailure)

Description copied from interface: InputTypeValidator

Main logic for validating the input. Returns true if the arguments are valid for the given call, false otherwise.

Specified by:

validate in interface InputTypeValidator

Parameters:

callContext - provides details about the function call

throwOnFailure - whether this function is allowed to throw an ValidationException with a meaningful exception in case the validation is not successful or if this function should simple return false.

getExpectedSignatures

public List<Signature> getExpectedSignatures(FunctionDefinition definition)

Description copied from interface: InputTypeValidator

Returns a summary of the function's expected signatures.

Specified by:

getExpectedSignatures in interface InputTypeValidator

Parameters:

definition - the function definition that defines the function currently being called.