spring security HttpSessionDestroyedEvent 源码
spring security HttpSessionDestroyedEvent 代码
文件路径：/web/src/main/java/org/springframework/security/web/session/HttpSessionDestroyedEvent.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.web.session;
import java.util.ArrayList;
import java.util.Enumeration;
import java.util.List;
import jakarta.servlet.http.HttpSession;
import org.springframework.security.core.context.SecurityContext;
import org.springframework.security.core.session.SessionDestroyedEvent;
/**
* Published by the {@link HttpSessionEventPublisher} when a HttpSession is removed from
* the container
*
* @author Ray Krueger
* @author Luke Taylor
* @author Rob Winch
*/
public class HttpSessionDestroyedEvent extends SessionDestroyedEvent {
public HttpSessionDestroyedEvent(HttpSession session) {
super(session);
}
public HttpSession getSession() {
return (HttpSession) getSource();
}
@SuppressWarnings("unchecked")
@Override
public List<SecurityContext> getSecurityContexts() {
HttpSession session = getSession();
Enumeration<String> attributes = session.getAttributeNames();
ArrayList<SecurityContext> contexts = new ArrayList<>();
while (attributes.hasMoreElements()) {
String attributeName = attributes.nextElement();
Object attributeValue = session.getAttribute(attributeName);
if (attributeValue instanceof SecurityContext) {
contexts.add((SecurityContext) attributeValue);
}
}
return contexts;
}
@Override
public String getId() {
return getSession().getId();
}
}
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