ApplicationContextFacade.java 文件源码

@Override
public ServletRegistration.Dynamic addServlet(String servletName, String className) {
    if (SecurityUtil.isPackageProtectionEnabled()) {
        return (ServletRegistration.Dynamic) doPrivileged("addServlet", new Object[] { servletName, className });
    } else {
        return context.addServlet(servletName, className);
    }
}