org.springframework.security.authorization.ReactiveAuthorizationManager Maven / Gradle / Ivy
/*
* Copyright 2002-2017 the original author or authors.
*
* 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
*
* https://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.springframework.security.authorization;
import reactor.core.publisher.Mono;
import org.springframework.security.access.AccessDeniedException;
import org.springframework.security.core.Authentication;
/**
* A reactive authorization manager which can determine if an {@link Authentication} has
* access to a specific object.
*
* @param the type of object that the authorization check is being done one.
* @author Rob Winch
* @since 5.0
*/
public interface ReactiveAuthorizationManager {
/**
* Determines if access is granted for a specific authentication and object.
* @param authentication the Authentication to check
* @param object the object to check
* @return an decision or empty Mono if no decision could be made.
*/
Mono check(Mono authentication, T object);
/**
* Determines if access should be granted for a specific authentication and object
* @param authentication the Authentication to check
* @param object the object to check
* @return an empty Mono if authorization is granted or a Mono error if access is
* denied
*/
default Mono verify(Mono authentication, T object) {
// @formatter:off
return check(authentication, object)
.filter(AuthorizationDecision::isGranted)
.switchIfEmpty(Mono.defer(() -> Mono.error(new AccessDeniedException("Access Denied"))))
.flatMap((decision) -> Mono.empty());
// @formatter:on
}
}