Response to preflight request do‘nt access control check: Redirect is not allow for a preflight re.
这个报错通常情况下会出现在请求跨域。先让后端解决一下,其实就是设置下请求头部:protectedvoiddoFilterInternal(HttpServletRequestrequest,HttpServletResponseresponse,FilterChainfilterChain)throwsServletException,IOException{StringorignalHeader