/*
* Copyright 2016 Red Hat, Inc. and/or its affiliates
* and other contributors as indicated by the @author tags.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.keycloak.credential;
import org.keycloak.models.CredentialValidationOutput;
import org.keycloak.models.KeycloakSession;
import org.keycloak.models.RealmModel;
import java.util.Set;
/**
* Single purpose method that knows how to authenticate a user based on a credential type. This is used when the user
* is not known but the provider knows how to extract this information from the credential. Examples are Kerberos.
*
* @author <a href="mailto:bill@burkecentral.com">Bill Burke</a>
* @version $Revision: 1 $
*/
public interface CredentialAuthentication {
boolean supportsCredentialAuthenticationFor(String type);
CredentialValidationOutput authenticate(RealmModel realm, CredentialInput input);
}