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added in API level 27

Validators

public final class Validators
extends Object

java.lang.Object
   ↳ android.service.autofill.Validators


Factory for Validator operations.

See SaveInfo.Builder.setValidator(Validator) for examples.

Summary

Public methods

static Validator and(Validator... validators)

Creates a validator that is only valid if all validators are valid.

static Validator not(Validator validator)

Creates a validator that is valid when validator is not, and vice versa.

static Validator or(Validator... validators)

Creates a validator that is valid if any of the validators is valid.

Inherited methods

Public methods

and

added in API level 27
public static Validator and (Validator... validators)

Creates a validator that is only valid if all validators are valid.

Used to represent an AND boolean operation in a chain of validators.

Parameters
validators Validator

This value must never be null.

Returns
Validator

This value will never be null.

Throws
IllegalArgumentException if any element of validators is an instance of a class that is not provided by the Android System.

not

added in API level 28
public static Validator not (Validator validator)

Creates a validator that is valid when validator is not, and vice versa.

Used to represent a NOT boolean operation in a chain of validators.

Parameters
validator Validator

This value must never be null.

Returns
Validator

This value will never be null.

Throws
IllegalArgumentException if validator is an instance of a class that is not provided by the Android System.

or

added in API level 27
public static Validator or (Validator... validators)

Creates a validator that is valid if any of the validators is valid.

Used to represent an OR boolean operation in a chain of validators.

Parameters
validators Validator

This value must never be null.

Returns
Validator

This value will never be null.

Throws
IllegalArgumentException if any element of validators is an instance of a class that is not provided by the Android System.