spring-session AbstractSessionEvent 源码
spring-session AbstractSessionEvent 代码
文件路径：/spring-session-core/src/main/java/org/springframework/session/events/AbstractSessionEvent.java
/*
* Copyright 2014-2019 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.session.events;
import org.springframework.context.ApplicationEvent;
import org.springframework.session.Session;
import org.springframework.session.SessionRepository;
/**
* For {@link SessionRepository} implementations that support it, this event is fired when
* a {@link Session} is updated.
*
* @author Rob Winch
* @since 1.1
*/
@SuppressWarnings("serial")
public abstract class AbstractSessionEvent extends ApplicationEvent {
private final String sessionId;
private final Session session;
AbstractSessionEvent(Object source, Session session) {
super(source);
this.session = session;
this.sessionId = session.getId();
}
/**
* Gets the {@link Session} that was destroyed. For some {@link SessionRepository}
* implementations it may not be possible to get the original session in which case
* this may be null.
* @param <S> the type of Session
* @return the expired {@link Session} or null if the data store does not support
* obtaining it
*/
@SuppressWarnings("unchecked")
public <S extends Session> S getSession() {
return (S) this.session;
}
public String getSessionId() {
return this.sessionId;
}
}
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