spring security DelegatingReactiveAuthenticationManager 源码
spring security DelegatingReactiveAuthenticationManager 代码
文件路径：/core/src/main/java/org/springframework/security/authentication/DelegatingReactiveAuthenticationManager.java
/*
* Copyright 2002-2018 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.authentication;
import java.util.Arrays;
import java.util.List;
import reactor.core.publisher.Flux;
import reactor.core.publisher.Mono;
import org.springframework.security.core.Authentication;
import org.springframework.util.Assert;
/**
* A {@link ReactiveAuthenticationManager} that delegates to other
* {@link ReactiveAuthenticationManager} instances using the result from the first non
* empty result.
*
* @author Rob Winch
* @since 5.1
*/
public class DelegatingReactiveAuthenticationManager implements ReactiveAuthenticationManager {
private final List<ReactiveAuthenticationManager> delegates;
public DelegatingReactiveAuthenticationManager(ReactiveAuthenticationManager... entryPoints) {
this(Arrays.asList(entryPoints));
}
public DelegatingReactiveAuthenticationManager(List<ReactiveAuthenticationManager> entryPoints) {
Assert.notEmpty(entryPoints, "entryPoints cannot be null");
this.delegates = entryPoints;
}
@Override
public Mono<Authentication> authenticate(Authentication authentication) {
// @formatter:off
return Flux.fromIterable(this.delegates)
.concatMap((m) -> m.authenticate(authentication))
.next();
// @formatter:on
}
}
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