Spring MVC\u4e2d\u7684\u62e6\u622a\u5668\uff08Interceptor\uff09\u7c7b\u4f3c\u4e8eServlet\u4e2d\u7684\u8fc7\u6ee4\u5668\uff08Filter\uff09\uff0c\u5b83\u4e3b\u8981\u7528\u4e8e\u62e6\u622a\u7528\u6237\u8bf7\u6c42\u5e76\u4f5c\u76f8\u5e94\u7684\u5904\u7406\u3002\u4f8b\u5982\u901a\u8fc7\u62e6\u622a\u5668\u53ef\u4ee5\u8fdb\u884c\u6743\u9650\u9a8c\u8bc1\u3001\u8bb0\u5f55\u8bf7\u6c42\u4fe1\u606f\u7684\u65e5\u5fd7\u3001\u5224\u65ad\u7528\u6237\u662f\u5426\u767b\u5f55\u7b49\u3002<\/p>\n
\nreturn true \u653e\u884c\n<\/p><\/blockquote>\n
import com.wq.myweb.pojo.Login;\nimport org.springframework.stereotype.Component;\nimport org.springframework.web.servlet.HandlerInterceptor;\nimport org.springframework.web.servlet.ModelAndView;\n\nimport javax.servlet.http.HttpServletRequest;\nimport javax.servlet.http.HttpServletResponse;\nimport java.io.UnsupportedEncodingException;\nimport java.security.MessageDigest;\nimport java.security.NoSuchAlgorithmException;\n\n\/**\n * @Author:wuqi\n * @DATE: 2020\/10\/8 0008\n * @TIME: 10:19\n * @PROJECT_NAME: MyWeb\n *\/\n\n@Component\npublic class LoginHandlerInterceptor implements HandlerInterceptor {\n \/\/\u6267\u884c\u65b9\u6cd5\u524d\n @Override\n public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {\n\n Login user = (Login)request.getSession().getAttribute(\"userck\");\n if (user==null){\n System.out.println(\"\u4e0d\u653e\u884c\");\n response.sendRedirect(\"\/login\/ERRO\");\n return false;\n }else {\n System.out.println(\"\u653e\u884c\");\n return true;\n }\n }\n\n @Override\n public void postHandle(HttpServletRequest request, HttpServletResponse response, Object handler, ModelAndView modelAndView) throws Exception {\n\n }\n\n @Override\n public void afterCompletion(HttpServletRequest request, HttpServletResponse response, Object handler, Exception ex) throws Exception {\n\n }<\/code><\/pre>\n\n\u524d\u53f0\u5185\u5bb9\u4e0d\u505a\u62e6\u622a\uff0c\u540e\u53f0\u53ea\u6709\u767b\u9646\u4e86\u624d\u80fd\u8df3\u5230\u7ba1\u7406\u754c\u9762\n<\/p><\/blockquote>\n
import org.springframework.beans.factory.annotation.Autowired;\nimport org.springframework.context.annotation.Configuration;\nimport org.springframework.web.servlet.config.annotation.InterceptorRegistry;\nimport org.springframework.web.servlet.config.annotation.ResourceHandlerRegistry;\nimport org.springframework.web.servlet.config.annotation.ViewControllerRegistry;\nimport org.springframework.web.servlet.config.annotation.WebMvcConfigurer;\n\n\/**\n * @Author:wuqi\n * @DATE: 2020\/10\/8 0008\n * @TIME: 10:36\n * @PROJECT_NAME: MyWeb\n *\/\n@Configuration\npublic class MyMvcConfig implements WebMvcConfigurer {\n @Autowired\n private LoginHandlerInterceptor loginHandlerInterceptor;\n\n \/\/\u8fd9\u4e2a\u65b9\u6cd5\u662f\u7528\u6765\u914d\u7f6e\u9759\u6001\u8d44\u6e90\u7684\uff0c\u6bd4\u5982html\uff0cjs\uff0ccss\uff0c\u7b49\u7b49\n @Override\n public void addResourceHandlers(ResourceHandlerRegistry registry) {\n registry.addResourceHandler(\"\/static\/**\");\n }\n \/\/\u6ce8\u518c\u62e6\u622a\u5668\n @Override\n public void addInterceptors(InterceptorRegistry registry) {\n \/\/ \u6dfb\u52a0\u62e6\u622a\u7684\u8bf7\u6c42\uff0c\u5e76\u6392\u9664\u51e0\u4e2a\u4e0d\u62e6\u622a\u7684\u8bf7\u6c42 registry.addInterceptor(loginHandlerInterceptor).addPathPatterns(\"\/manageArticles\/**\",\"\/manageMedia\/**\",\"\/manageNotice\",\"\/manageVisit\/**\",\"\/manageComments\/**\",\"\/password\/**\")\n .excludePathPatterns(\"\/article\/**\",\"\/login\/**\");\n }\n}<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"\u4ec0\u4e48\u662f\u62e6\u622a\u5668 Spring MVC\u4e2d\u7684\u62e6\u622a\u5668\uff08Interceptor\uff09\u7c7b\u4f3c\u4e8eServlet\u4e2d\u7684\u8fc7\u6ee4\u5668\uff08Filt […]<\/p>\n","protected":false},"author":1,"featured_media":80,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[6],"tags":[],"_links":{"self":[{"href":"http:\/\/www.specialwu.com\/index.php?rest_route=\/wp\/v2\/posts\/79"}],"collection":[{"href":"http:\/\/www.specialwu.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.specialwu.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.specialwu.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.specialwu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=79"}],"version-history":[{"count":4,"href":"http:\/\/www.specialwu.com\/index.php?rest_route=\/wp\/v2\/posts\/79\/revisions"}],"predecessor-version":[{"id":110,"href":"http:\/\/www.specialwu.com\/index.php?rest_route=\/wp\/v2\/posts\/79\/revisions\/110"}],"wp:featuredmedia":[{"embeddable":true,"href":"http:\/\/www.specialwu.com\/index.php?rest_route=\/wp\/v2\/media\/80"}],"wp:attachment":[{"href":"http:\/\/www.specialwu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=79"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.specialwu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=79"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.specialwu.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=79"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}