{"id":658,"date":"2020-04-22T16:13:37","date_gmt":"2020-04-22T08:13:37","guid":{"rendered":"http:\/\/blog.sway.com.cn\/?p=658"},"modified":"2020-04-22T16:13:37","modified_gmt":"2020-04-22T08:13:37","slug":"spring%e8%87%aa%e5%ae%9a%e4%b9%89%e6%b3%a8%e8%a7%a3%ef%bc%88parameter%ef%bc%89","status":"publish","type":"post","link":"http:\/\/blog.sway.com.cn\/?p=658","title":{"rendered":"Spring\u81ea\u5b9a\u4e49\u6ce8\u89e3\uff08parameter\uff09"},"content":{"rendered":"
1\u3001\u65b0\u5efa\u6ce8\u89e3\u63a5\u53e3VerifyAccount.java\uff1a<\/p>\n
package com.zero4j.annotation;\r\n\r\nimport java.lang.annotation.Documented;\r\nimport java.lang.annotation.ElementType;\r\nimport java.lang.annotation.Retention;\r\nimport java.lang.annotation.RetentionPolicy;\r\nimport java.lang.annotation.Target;\r\n\r\n@Target({ElementType.PARAMETER})\r\n@Retention(RetentionPolicy.RUNTIME)\r\n@Documented\r\n\r\npublic @interface VerifyAccount {\r\n\r\n\tString paramName() default \"token\";\r\n\t\r\n\tString permission() default \"\";\r\n}\r\n<\/pre>\n2\u3001\u521b\u5efa\u6ce8\u89e3\u5bf9\u5e94\u7684\u5207\u9762\u7c7bVerifyAccountAspect.java\uff1a<\/p>\n
package com.zero4j.annotation;\r\n\r\nimport net.sf.json.JSONObject;\r\n\r\nimport org.aspectj.lang.annotation.Aspect;\r\nimport org.springframework.core.MethodParameter;\r\nimport org.springframework.stereotype.Component;\r\nimport org.springframework.web.bind.support.WebDataBinderFactory;\r\nimport org.springframework.web.context.request.NativeWebRequest;\r\nimport org.springframework.web.method.support.HandlerMethodArgumentResolver;\r\nimport org.springframework.web.method.support.ModelAndViewContainer;\r\nimport org.springframework.web.multipart.support.MissingServletRequestPartException;\r\n\r\nimport com.zero4j.model.account.Account;\r\nimport com.zero4j.model.token.util.TokenStaticUtil;\r\n\r\n@Aspect\r\n@Component\r\npublic class VerifyAccountAspect implements HandlerMethodArgumentResolver{\r\n\r\n\t@Override\r\n\tpublic boolean supportsParameter(MethodParameter parameter) {\r\n\t\treturn parameter.hasParameterAnnotation(VerifyAccount.class);\r\n\t}\r\n\r\n\t@Override\r\n\tpublic Object resolveArgument(MethodParameter parameter, ModelAndViewContainer mavContainer, NativeWebRequest webRequest, WebDataBinderFactory binderFactory) throws Exception {\r\n\t\t\r\n\t\tString token = webRequest.getParameter(\"token\");\r\n\t\t\r\n\t\t JSONObject out = new JSONObject();\r\n\t\t\r\n\t\tif(token==null||token.equals(\"\")){\r\n\t\t\tout.put(\"status\", 401);\r\n\t\t\tout.put(\"message\", \"\u8bf7\u5148\u6ce8\u518c\u5e76\u767b\u5f55\u540e\u518d\u8fdb\u884c\u6b64\u64cd\u4f5c\");\r\n\t\t\tout.put(\"debug\", \"\u7f3a\u5c11\u53c2\u6570token\u6216\u4e3a\u7a7a\");\r\n\t\t\t\/\/ResponseStaticUtil.write(response,out);\r\n\t\t\tSystem.out.println(out.toString());\r\n\t\t\t\/\/return;\r\n\t\t}\r\n\t\tAccount account = TokenStaticUtil.getAccount(token);\r\n\t\tif(account==null){\r\n\t\t\tout.put(\"status\", 401);\r\n\t\t\tout.put(\"message\", \"\u8bf7\u5148\u6ce8\u518c\u5e76\u767b\u5f55\u540e\u518d\u8fdb\u884c\u6b64\u64cd\u4f5c\");\r\n\t\t\tout.put(\"debug\", \"token\u5bf9\u5e94\u7684account\u4e3a\u7a7a\");\r\n\t\t\t\/\/ResponseStaticUtil.write(response,out);\r\n\t\t\tSystem.out.println(out.toString());\r\n\t\t\tthrow new MissingServletRequestPartException(\"account\");\r\n\t\t\t\/\/return;\r\n\t\t}\r\n\t\t\r\n\t\treturn account;\r\n\t}\r\n\t\r\n}\r\n<\/pre>\n\u6ce8\u610f\u8981\u5b9e\u73b0\u63a5\u53e3\uff1aHandlerMethodArgumentResolver<\/p>\n
3\u3001\u6700\u540e\u8981\u5728SpringMVC\u7684\u914d\u7f6ejava\u7c7b\u4e2d\u52a0\u5165\u5bf9\u5e94\u7684\u4ee3\u7801\uff1a<\/p>\n
package com.zero4j.config;\r\n\r\nimport java.util.List;\r\n\r\nimport org.springframework.context.annotation.Configuration;\r\nimport org.springframework.web.method.support.HandlerMethodArgumentResolver;\r\nimport org.springframework.web.servlet.config.annotation.WebMvcConfigurer;\r\n\r\nimport com.zero4j.annotation.VerifyAccountAspect;\r\n\r\n@Configuration\r\npublic class WebAppConfigurer implements WebMvcConfigurer {\r\n\r\n\r\n\t@Override\r\n\tpublic void addArgumentResolvers(List<HandlerMethodArgumentResolver> resolvers) {\r\n\t\t\r\n\t\tresolvers.add(new VerifyAccountAspect());\r\n\t\t\r\n\t\tWebMvcConfigurer.super.addArgumentResolvers(resolvers);\r\n\t}\r\n\r\n}\r\n<\/pre>\n\u6ce8\u610f\u8fd9\u884c\uff1aresolvers.add(new VerifyAccountAspect());<\/p>\n","protected":false},"excerpt":{"rendered":"
1\u3001\u65b0\u5efa\u6ce8\u89e3\u63a5\u53e3VerifyAccount.java\uff1a package com. … Continue reading →<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[14],"tags":[202,196],"class_list":["post-658","post","type-post","status-publish","format-standard","hentry","category-java","tag-parameter","tag-spring"],"_links":{"self":[{"href":"http:\/\/blog.sway.com.cn\/index.php?rest_route=\/wp\/v2\/posts\/658","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/blog.sway.com.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/blog.sway.com.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/blog.sway.com.cn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/blog.sway.com.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=658"}],"version-history":[{"count":1,"href":"http:\/\/blog.sway.com.cn\/index.php?rest_route=\/wp\/v2\/posts\/658\/revisions"}],"predecessor-version":[{"id":659,"href":"http:\/\/blog.sway.com.cn\/index.php?rest_route=\/wp\/v2\/posts\/658\/revisions\/659"}],"wp:attachment":[{"href":"http:\/\/blog.sway.com.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=658"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/blog.sway.com.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=658"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/blog.sway.com.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=658"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}