//是否已设置action的拦截器集合
boolean setInterceptors = false;
//namespace interceptorStack & interceptors
if (ns != null) {
//namespace interceptorStack
if (StringUtil.isNotNull(stackName = ns.interceptorStack().trim())) {
setInterceptors = true;
addActionInterceptors(inters, stackName, ap);
}
//namespace interceptors
if (ns.interceptors().length != 0) {