\n\n\n public void doFilter(ServletRequest servletRequest, ServletResponse servletResponse, FilterChain filterChain) throws IOException, ServletException {<\/div>\n \u00a0 \u00a0 \u00a0 \u00a0 HttpServletResponse res = (HttpServletResponse) servletResponse;<\/div>\n \u00a0 \u00a0 \u00a0 \u00a0 HttpServletRequest request=(HttpServletRequest)servletRequest;<\/div>\n \u00a0 \u00a0 \u00a0 \u00a0 res.setContentType(“textml;charset=UTF-8”);<\/div>\n \u00a0 \u00a0 \u00a0 \u00a0 res.setHeader(“Access-Control-Allow-Origin”, request.getHeader(“Origin”));<\/div>\n \u00a0 \u00a0 \u00a0 \u00a0 res.setHeader(“Access-Control-Allow-Methods”, “POST, GET, OPTIONS, DELETE”);<\/div>\n \u00a0 \u00a0 \u00a0 \u00a0 res.setHeader(“Access-Control-Max-Age”, “0”);<\/div>\n \u00a0 \u00a0 \u00a0 \u00a0 res.setHeader(“Access-Control-Allow-Headers”, “Origin, No-Cache, X-Requested-With, If-Modified-Since, Pragma, Last-Modified, Cache-Control, Expires, Content-Type, X-E4M-With,userId,token”);<\/div>\n \u00a0 \u00a0 \u00a0 \u00a0 res.setHeader(“Access-Control-Allow-Credentials”, “true”);<\/div>\n \u00a0 \u00a0 \u00a0 \u00a0 res.setHeader(“XDomainRequestAllowed”,”1″);<\/div>\n \u00a0 \u00a0 \u00a0 \u00a0 filterChain.doFilter(servletRequest,servletResponse);<\/div>\n \u00a0 \u00a0 }<\/div>\n<\/div>\n <\/div>\n <\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n \n \n\n\n\n\u5728ajax \u8bf7\u6c42\u662f\u4e5f\u8981\u52a0\u76f8\u5e94\u7684\u4e1c\u897f<\/div>\n \n $.ajax({<\/div>\n url:url,<\/div>\n \/\/\u52a0\u4e0a\u8fd9\u53e5\u8bdd<\/div>\n xhrFields: {<\/div>\n \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0withCredentials: true<\/div>\n \u00a0 \u00a0 \u00a0 \u00a0},<\/div>\n \u00a0 \u00a0 \u00a0 \u00a0crossDomain: true,<\/div>\n <\/div>\n success:function(result){<\/div>\n alert(“test”);<\/div>\n },<\/div>\n error:function(){<\/div>\n }<\/div>\n });<\/div>\n<\/div>\n <\/div>\n <\/div>\n \u8fd9\u6837\u6211\u4eec\u518d\u8de8\u57df\u6d4b\u8bd5\u7684\u65f6\u5019\uff0c\u5c31\u4f1a\u53d1\u73b0\u6211\u4eec\u7684sessionId\u662f\u4e00\u6837\u7684\u4e86\uff0c\u8fd9\u6837\u5c31\u5b9e\u73b0\u4e86\u8de8\u57df\u5e76\u4e14\u4fdd\u8bc1\u5728\u540c\u4e00\u4e2asession\u4e0b\u3002<\/div>\n <\/div>\n \u51fa\u5904\uff1ahttps:\/\/www.cnblogs.com\/renhaisong\/p\/6892341.html<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":" \u6211\u4eec\u77e5\u9053\uff0c\u6839\u636e\u6d4f\u89c8\u5668\u7684\u4fdd\u62a4\u89c4\u5219\uff0c\u8de8\u57df\u7684\u65f6\u5019\u6211\u4eec\u521b\u5efa\u7684sessionId\u662f\u4e0d\u4f1a\u88ab\u6d4f\u89c8\u5668\u4fdd\u5b58\u4e0b\u6765\u7684\uff0c\u8fd9\u6837\uff0c\u5f53\u6211\u4eec\u5728\u8fdb\u884c\u8de8\u57df\u8bbf\u95ee\u7684\u65f6\u5019\uff0c\u6211\u4eec\u7684sessionId\u5c31\u4e0d\u4f1a\u88ab\u4fdd\u5b58\u4e0b\u6765\uff0c\u4e5f\u5c31\u662f\u8bf4\uff0c\u6bcf\u4e00\u6b21\u7684\u8bf7\u6c42\uff0c\u670d\u52a1\u5668\u5c31\u4f1a\u4ee5\u4e3a\u662f\u4e00\u4e2a\u65b0\u7684\u4eba\uff0c\u800c\u4e0d\u662f\u540c\u4e00\u4e2a\u4eba\uff0c\u4e3a\u4e86\u89e3\u51b3\u8fd9\u6837\u7684\u529e\u6cd5\uff0c\u4e0b\u9762\u8fd9\u79cd\u65b9\u6cd5\u53ef\u4ee5\u89e3\u51b3\u8fd9\u79cd\u8de8\u57df\u7684\u529e\u6cd5\u3002 \u6211\u4eec\u81ea\u5df1\u6784\u5efa\u4e00\u4e2a\u62e6\u622a\u5668\uff0c\u5bf9\u9700\u8981\u8de8\u57df\u8bbf\u95ee\u7684request\u5934\u90e8\u91cd\u5199 \u5411\u4e0b\u9762\u8fd9\u6837\uff1a public void doFilter(ServletRequest servletRequest, ServletResponse servletResponse, FilterChain filterChain) throws IOException, ServletException { \u00a0 \u00a0 \u00a0 \u00a0 HttpServletResponse res = (HttpServletResponse) servletResponse; \u00a0 \u00a0 \u00a0 \u00a0 HttpServletRequest request=(HttpServletRequest)servletRequest; \u00a0 \u00a0 \u00a0 \u00a0 res.setContentType(“textml;charset=UTF-8”); \u00a0 \u00a0 \u00a0 \u00a0 res.setHeader(“Access-Control-Allow-Origin”, request.getHeader(“Origin”)); \u00a0 \u00a0 \u00a0 \u00a0 res.setHeader(“Access-Control-Allow-Methods”, “POST, GET, OPTIONS, DELETE”); \u00a0 \u00a0 \u00a0 \u00a0 res.setHeader(“Access-Control-Max-Age”, … Read more<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[10,7],"tags":[],"class_list":["post-274","post","type-post","status-publish","format-standard","hentry","category-http","category-java"],"_links":{"self":[{"href":"http:\/\/22pig.com\/index.php?rest_route=\/wp\/v2\/posts\/274","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/22pig.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/22pig.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/22pig.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/22pig.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=274"}],"version-history":[{"count":1,"href":"http:\/\/22pig.com\/index.php?rest_route=\/wp\/v2\/posts\/274\/revisions"}],"predecessor-version":[{"id":738,"href":"http:\/\/22pig.com\/index.php?rest_route=\/wp\/v2\/posts\/274\/revisions\/738"}],"wp:attachment":[{"href":"http:\/\/22pig.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=274"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/22pig.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=274"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/22pig.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=274"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}} | |