spring security SecurityMetadataSource 源码
spring security SecurityMetadataSource 代码
文件路径：/core/src/main/java/org/springframework/security/access/SecurityMetadataSource.java
/*
* Copyright 2004, 2005, 2006 Acegi Technology Pty Limited
*
* 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.access;
import java.util.Collection;
import org.springframework.aop.framework.AopInfrastructureBean;
import org.springframework.security.access.intercept.AbstractSecurityInterceptor;
/**
* Implemented by classes that store and can identify the {@link ConfigAttribute}s that
* applies to a given secure object invocation.
*
* @author Ben Alex
*/
public interface SecurityMetadataSource extends AopInfrastructureBean {
/**
* Accesses the {@code ConfigAttribute}s that apply to a given secure object.
* @param object the object being secured
* @return the attributes that apply to the passed in secured object. Should return an
* empty collection if there are no applicable attributes.
* @throws IllegalArgumentException if the passed object is not of a type supported by
* the <code>SecurityMetadataSource</code> implementation
*/
Collection<ConfigAttribute> getAttributes(Object object) throws IllegalArgumentException;
/**
* If available, returns all of the {@code ConfigAttribute}s defined by the
* implementing class.
* <p>
* This is used by the {@link AbstractSecurityInterceptor} to perform startup time
* validation of each {@code ConfigAttribute} configured against it.
* @return the {@code ConfigAttribute}s or {@code null} if unsupported
*/
Collection<ConfigAttribute> getAllConfigAttributes();
/**
* Indicates whether the {@code SecurityMetadataSource} implementation is able to
* provide {@code ConfigAttribute}s for the indicated secure object type.
* @param clazz the class that is being queried
* @return true if the implementation can process the indicated class
*/
boolean supports(Class<?> clazz);
}
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