spring security CurrentSecurityContext 源码
spring security CurrentSecurityContext 代码
文件路径：/core/src/main/java/org/springframework/security/core/annotation/CurrentSecurityContext.java
/*
* Copyright 2002-2019 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.core.annotation;
import java.lang.annotation.Documented;
import java.lang.annotation.ElementType;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;
/**
* Annotation that is used to resolve the
* {@link org.springframework.security.core.context.SecurityContext} as a method argument.
*
* @author Dan Zheng
* @since 5.2
*
* <p>
* See: <a href=
* "{@docRoot}/org/springframework/security/web/bind/support/CurrentSecurityContextArgumentResolver.html"
* > CurrentSecurityContextArgumentResolver</a> For Servlet
* </p>
*
* <p>
* See: <a href=
* "{@docRoot}/org/springframework/security/web/reactive/result/method/annotation/CurrentSecurityContextArgumentResolver.html"
* > CurrentSecurityContextArgumentResolver</a> For WebFlux
* </p>
*/
@Target({ ElementType.PARAMETER, ElementType.ANNOTATION_TYPE })
@Retention(RetentionPolicy.RUNTIME)
@Documented
public @interface CurrentSecurityContext {
/**
* True if a {@link ClassCastException} should be thrown when the current
* {@link org.springframework.security.core.context.SecurityContext} is the incorrect
* type. Default is false.
* @return whether or not to error on an invalid type
*/
boolean errorOnInvalidType() default false;
/**
* If specified, will use the provided SpEL expression to resolve the security
* context. This is convenient if applications need to transform the result.
*
* For example, if an application needs to extract its custom {@code Authentication}
* implementation, then it could specify the appropriate SpEL like so:
*
* <pre>
* @CurrentSecurityContext(expression = "authentication") CustomAuthentication authentication
* </pre>
* @return the expression to use
*/
String expression() default "";
}
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