SessionListenerBridge.java 文件源码

@Override
public void attributeRemoved(final Session session, final String name, final Object old) {
    if(name.startsWith(IO_UNDERTOW)) {
        return;
    }
    final HttpSessionImpl httpSession = SecurityActions.forSession(session, servletContext, false);
    if (old != null) {
        applicationListeners.httpSessionAttributeRemoved(httpSession, name, old);
        if (old instanceof HttpSessionBindingListener) {
            ((HttpSessionBindingListener) old).valueUnbound(new HttpSessionBindingEvent(httpSession, name, old));
        }
    }
}