public interface UserServiceThe UserService provides information useful for forcing a user to log in or out, and retrieving information about the user who is currently logged-in.
Methods
createLoginURL(String destinationURL)
public abstract String createLoginURL(String destinationURL)Returns a URL that can be used to display a login page to the user.
| Parameter | |
|---|---|
| Name | Description | 
| destinationURL | Stringwhere the user will be redirected after they log in. | 
| Returns | |
|---|---|
| Type | Description | 
| String | The URL that will present a login prompt. | 
createLoginURL(String destinationURL, @Nullable String authDomain)
public abstract String createLoginURL(String destinationURL, @Nullable String authDomain)Returns a URL that can be used to display a login page to the user.
| Parameters | |
|---|---|
| Name | Description | 
| destinationURL | Stringwhere the user will be redirected after they log in. | 
| authDomain | Nullable Stringnot used. | 
| Returns | |
|---|---|
| Type | Description | 
| String | The URL that will present a login prompt. | 
createLoginURL(String destinationURL, String authDomain, String federatedIdentity, Set<String> attributesRequest) (deprecated)
public abstract String createLoginURL(String destinationURL, String authDomain, String federatedIdentity, Set<String> attributesRequest)Deprecated. Use of federatedIdentity is no longer supported. Please change calls to a method that does not take the parameter.
Returns a URL that can be used to redirect the user to a third party for federated login.
| Parameters | |
|---|---|
| Name | Description | 
| destinationURL | Stringwhere the user will be redirected after they log in. | 
| authDomain | Stringnot used. | 
| federatedIdentity | StringSetting this parameter to a non-null value will throw an IllegalArgumentException. OpenID 2.0 support has been decommissioned. Please see https://cloud.google.com/appengine/docs/deprecations/open_id for details. | 
| attributesRequest | Set<String>not used. | 
| Returns | |
|---|---|
| Type | Description | 
| String | The URL that will present a login prompt. | 
createLogoutURL(String destinationURL)
public abstract String createLogoutURL(String destinationURL)Returns a URL that can be used to log the current user out of this app.
| Parameter | |
|---|---|
| Name | Description | 
| destinationURL | Stringwhere the user will be redirected after they log out. | 
| Returns | |
|---|---|
| Type | Description | 
| String | The URL that will log the user out. | 
createLogoutURL(String destinationURL, @Nullable String authDomain)
public abstract String createLogoutURL(String destinationURL, @Nullable String authDomain)Returns a URL that can be used to log the current user out of this app.
| Parameters | |
|---|---|
| Name | Description | 
| destinationURL | Stringwhere the user will be redirected after they log out. | 
| authDomain | Nullable Stringnot used. | 
| Returns | |
|---|---|
| Type | Description | 
| String | The URL that will log the user out. | 
getCurrentUser()
public abstract @Nullable User getCurrentUser()If the user is logged in, this method will return a User that
 contains information about them.
 Note that repeated calls may not necessarily return the same
 User object.
| Returns | |
|---|---|
| Type | Description | 
| com.google.appengine.api.users.@org.jspecify.annotations.Nullable User | User if the user is logged in, null otherwise. | 
isUserAdmin()
public abstract boolean isUserAdmin()Returns true if the user making this request is an admin for this application, false otherwise.
| Returns | |
|---|---|
| Type | Description | 
| boolean | |
isUserLoggedIn()
public abstract boolean isUserLoggedIn()Returns true if there is a user logged in, false otherwise.
| Returns | |
|---|---|
| Type | Description | 
| boolean | |