public void setProviders(java.util.Collection<String> providers) {
        if (providers == null) {
            this.providers = null;
            return;
        }

        this.providers = new java.util.ArrayList<String>(providers);
    }
<p>
Specifies whether the workspace uses SAML, IAM Identity Center, or both methods for user authentication.
</p>

@param providers
       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