org.springframework.security.authorization.method.SecuredAuthorizationManager Maven / Gradle / Ivy
/*
* Copyright 2002-2021 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.method;
import java.lang.reflect.Method;
import java.util.function.Supplier;
import org.aopalliance.intercept.MethodInvocation;
import org.springframework.aop.support.AopUtils;
import org.springframework.lang.NonNull;
import org.springframework.security.access.annotation.Secured;
import org.springframework.security.authorization.AuthorityAuthorizationManager;
import org.springframework.security.authorization.AuthorizationDecision;
import org.springframework.security.authorization.AuthorizationManager;
import org.springframework.security.core.Authentication;
/**
* An {@link AuthorizationManager} which can determine if an {@link Authentication} may
* invoke the {@link MethodInvocation} by evaluating if the {@link Authentication}
* contains a specified authority from the Spring Security's {@link Secured} annotation.
*
* @author Evgeniy Cheban
* @since 5.6
*/
public final class SecuredAuthorizationManager implements AuthorizationManager {
private final SecuredAuthorizationManagerRegistry registry = new SecuredAuthorizationManagerRegistry();
/**
* Determine if an {@link Authentication} has access to a method by evaluating the
* {@link Secured} annotation that {@link MethodInvocation} specifies.
* @param authentication the {@link Supplier} of the {@link Authentication} to check
* @param mi the {@link MethodInvocation} to check
* @return an {@link AuthorizationDecision} or null if the {@link Secured} annotation
* is not present
*/
@Override
public AuthorizationDecision check(Supplier authentication, MethodInvocation mi) {
AuthorizationManager delegate = this.registry.getManager(mi);
return delegate.check(authentication, mi);
}
private static final class SecuredAuthorizationManagerRegistry extends AbstractAuthorizationManagerRegistry {
@NonNull
@Override
AuthorizationManager resolveManager(Method method, Class targetClass) {
Method specificMethod = AopUtils.getMostSpecificMethod(method, targetClass);
Secured secured = findSecuredAnnotation(specificMethod);
return (secured != null) ? AuthorityAuthorizationManager.hasAnyAuthority(secured.value()) : NULL_MANAGER;
}
private Secured findSecuredAnnotation(Method method) {
Secured secured = AuthorizationAnnotationUtils.findUniqueAnnotation(method, Secured.class);
return (secured != null) ? secured
: AuthorizationAnnotationUtils.findUniqueAnnotation(method.getDeclaringClass(), Secured.class);
}
}
}