SaveInfo.Builder.SetValidator(IValidator) Method

Definition

Namespace:: Android.Service.Autofill

Assembly:: Mono.Android.dll

Important

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Sets an object used to validate the user input - if the input is not valid, the autofill save UI is not shown.

[Android.Runtime.Register("setValidator", "(Landroid/service/autofill/Validator;)Landroid/service/autofill/SaveInfo$Builder;", "", ApiSince=27)]
public Android.Service.Autofill.SaveInfo.Builder SetValidator(Android.Service.Autofill.IValidator validator);

[<Android.Runtime.Register("setValidator", "(Landroid/service/autofill/Validator;)Landroid/service/autofill/SaveInfo$Builder;", "", ApiSince=27)>]
member this.SetValidator : Android.Service.Autofill.IValidator -> Android.Service.Autofill.SaveInfo.Builder

Parameters

validator: IValidator

an implementation provided by the Android System. This value cannot be null.

Returns

SaveInfo.Builder

this builder. This value cannot be null.

Attributes: RegisterAttribute

Remarks

Sets an object used to validate the user input - if the input is not valid, the autofill save UI is not shown.

Typically used to validate credit card numbers.

Validator validator = new RegexValidator(ccNumberId, Pattern.compile(""^\\d{16}$"))

import static android.service.autofill.Validators.and;
import static android.service.autofill.Validators.or;

Validator validator =
  and(
    new LuhnChecksumValidator(ccNumberId),
    or(
      new RegexValidator(ccNumberId, Pattern.compile("^\\d{16}$")),
      new RegexValidator(ccNumberId, Pattern.compile("^108\\d{12}$"))
    )
  );

Validator validator =
  and(
    new LuhnChecksumValidator(ccNumberId),
    new RegexValidator(ccNumberId, Pattern.compile(""^(\\d{16}|108\\d{12})$"))
  );

import static android.service.autofill.Validators.and;

Validator validator =
  and(
    new RegexValidator(ccNumberId1, Pattern.compile("^\\d{4}$")),
    new RegexValidator(ccNumberId2, Pattern.compile("^\\d{4}$")),
    new RegexValidator(ccNumberId3, Pattern.compile("^\\d{4}$")),
    new RegexValidator(ccNumberId4, Pattern.compile("^\\d{4}$"))
  );

Android reference for android.service.autofill.SaveInfo.Builder.setValidator.

Portions of this page are modifications based on work created and shared by the Android Open Source Project and used according to terms described in the Creative Commons 2.5 Attribution License.

Applies to