create static method
Creates an OAuthApplicationCredential with information needed to access an ArcGIS resource.
Parameters:
portalUri— The URL of the portal to authenticate with.clientId— A unique identifier associated with an application registered with the portal that assists with client/server OAuth authentication.clientSecret— A private key that verifies the application is authorized to access the registered service.tokenExpirationInterval— The duration the token will remain valid, represented in minutes. The value must be greater than 0, otherwise the server default is used.
Return Value: Returns an OAuthApplicationCredential.