@Override
    public void requestInitialized(ServletRequestEvent sre) {
        sre.getServletRequest()
                .setAttribute(PortalWebUtils.REQUEST_MUTEX_ATTRIBUTE, new SerializableObject());
    }
@ Override public void requestInitialized ( ServletRequestEvent sre ) { sre . getServletRequest ( ) . setAttribute ( PortalWebUtils . REQUEST_MUTEX_ATTRIBUTE , new SerializableObject ( ) ) ; }
/* (non-Javadoc)
@see javax.servlet.ServletRequestListener#requestInitialized(javax.servlet.ServletRequestEvent)