public java.util.List<String> getProviders() {
        return providers;
    }
<p>
Specifies whether the workspace uses SAML, IAM Identity Center, or both methods for user authentication.
</p>

@return Specifies whether the workspace uses SAML, IAM Identity Center, or both methods for user authentication.
@see AuthenticationProviderTypes
aws-java-sdk-managedgrafana/src/main/java/com/amazonaws/services/managedgrafana/model/AuthenticationSummary.java