Does the Supreme Court's Ruling in Arizona v. California, 530 U.S. 392 (2000) empower a District Judge to Raise the issue of res judicata sua sponte in a case where the District Judge refers the Case to a Magistrate to determine if res judicata applies to the case?

If the Supreme Court answers yes to the above question, then Does the Raising of the Issue of res judicate Violate a Pro Se Litigant's Due Process Rights and does such action undermine the Adversary Process of our Legal System?

Does the Supreme Court's ruling in Arizona v. California empower a District Judge to raise the issue of res judicata sua sponte?