FirebasePhoneNumberVerification

abstract @NonNull Task<@NonNull VerifiedPhoneNumberTokenResult> exchangeCredentialResponseForPhoneNumber(@NonNull String dcApiResponse)

Completes the phone number verification process by exchanging a response from Credential Manager for a verified phone number token.

abstract @NonNull Task<@NonNull String> getDigitalCredentialPayload(@NonNull String nonce)

Prepares for a phone number verification flow by performing preflight checks and returning a digital credential payload for use with Android's Credential Manager.

default static final @NonNull FirebasePhoneNumberVerification getInstance()

Returns an instance of FirebasePhoneNumberVerification using the default FirebaseApp and its application context.

Note that for methods that require an Activity context, using the result of this method will result in an IllegalArgumentException.

default static final @NonNull FirebasePhoneNumberVerification getInstance(@NonNull Context context)

Returns an instance of FirebasePhoneNumberVerification for the given Context and the default FirebaseApp. Note that for methods that require an Activity context, providing a non-Activity context will result in an IllegalArgumentException.

default static final @NonNull FirebasePhoneNumberVerification getInstance(@NonNull FirebaseApp firebaseApp)

Returns an instance of FirebasePhoneNumberVerification for the given FirebaseApp. It will be initialized with the application context.

Note that for methods that require an Activity context, using the result of this method will result in an IllegalArgumentException.

default static final @NonNull FirebasePhoneNumberVerification getInstance(@NonNull FirebaseApp firebaseApp, @NonNull Context context)

Returns an instance of FirebasePhoneNumberVerification for the given FirebaseApp and a Context. The instance will be initialized with the provided Context. Note that for methods that require an Activity context, providing a non-Activity context will result in an IllegalArgumentException.

abstract @NonNull Task<@NonNull List<@NonNull VerificationSupportResult>> getVerificationSupportInfo()

Checks if phone number verification is supported for all SIMs.

This is a pre-check to determine if the verification flow is likely to succeed and does not require user consent.

The returned Task completes with a list of VerificationSupportResult objects containing information about verification support for all SIM slots.

abstract @NonNull Task<@NonNull List<@NonNull VerificationSupportResult>> getVerificationSupportInfo(int simSlot)

Checks if phone number verification is supported for a specific simSlot.

This is a pre-check to determine if the verification flow is likely to succeed and does not require user consent.

The returned Task completes with a VerificationSupportResult object containing information about verification support for the specified simSlot.

Throws IllegalArgumentException if the provided simSlot is not 0 or 1.

abstract @NonNull Task<@NonNull VerifiedPhoneNumberTokenResult> getVerifiedPhoneNumber()

Initiates the phone number verification process by getting a signed request, interacting with Credential Manager, and exchanging the response for a verified phone number token. This function handles the entire end-to-end flow.