{"id":2304,"date":"2022-12-08T22:40:46","date_gmt":"2022-12-08T14:40:46","guid":{"rendered":"https:\/\/qaqaq.top\/?p=2304"},"modified":"2022-12-08T22:41:56","modified_gmt":"2022-12-08T14:41:56","slug":"tomcat10-commons-fileupload%e6%96%87%e4%bb%b6%e4%b8%8a%e4%bc%a0%e6%8a%a5%e9%94%99java-%e6%97%a0%e6%b3%95%e8%ae%bf%e9%97%aejavax-servlet-http-httpservletrequest","status":"publish","type":"post","link":"https:\/\/qaqaq.top\/?p=2304","title":{"rendered":"tomcat10 commons-fileupload\u6587\u4ef6\u4e0a\u4f20\u62a5\u9519java: \u65e0\u6cd5\u8bbf\u95eejavax.servlet.http.HttpServletRequest"},"content":{"rendered":"\n

\u9519\u8bef\u4ee3\u7801<\/h2>\n\n\n\n
C:\\Users\\ZRich\\Documents\\Code\\Java\\workspace_idea\\Java\\JavaWeb_Code_IO\\src\\main\\java\\top\\qaqaq\\P215\\UploadServlet.java:69:30\njava: \u65e0\u6cd5\u8bbf\u95eejavax.servlet.http.HttpServletRequest\n  \u627e\u4e0d\u5230javax.servlet.http.HttpServletRequest\u7684\u7c7b\u6587\u4ef6<\/code><\/pre>\n\n\n\n
\u539f\u56e0<\/h2>\n\n\n\n
\u9879\u76ee\u5f15\u7528\u4e86commons-fileupload-1.4.jar\u5305\uff0c\u4f46commons-fileupload-1.4.jar\u5305\u6bd4\u8f83\u8001\uff0c\u4e0d\u652f\u6301javax\u66f4\u540d\u540e\u7684jakarta\uff0c\u6240\u4ee5\u62a5\u9519<\/p>\n\n\n\n
        \/\/1 \u5148\u5224\u65ad\u4e0a\u4f20\u7684\u6570\u636e\u662f\u5426\u662f\u591a\u6bb5\u6570\u636e\uff08\u53ea\u6709\u662f\u591a\u6bb5\u7684\u6570\u636e\uff0c\u624d\u662f\u6587\u4ef6\u4e0a\u4f20\u7684\uff09\r\n        if (ServletFileUpload.isMultipartContent((RequestContext) req)) {\r\n            \/\/\u521b\u5efaFileItemFactory\u5de5\u5382\u5b9e\u73b0\u7c7b\r\n            FileItemFactory fileItemFactory = new DiskFileItemFactory();\r\n            \/\/ \u521b\u5efa\u7528\u4e8e\u89e3\u6790\u4e0a\u4f20\u6570\u636e\u7684\u5de5\u5177\u7c7bServletFileUpload\u7c7b\r\n            ServletFileUpload servletFileUpload = new ServletFileUpload(fileItemFactory);\r\n            \/\/ \u89e3\u6790\u4e0a\u4f20\u7684\u6570\u636e\uff0c\u5f97\u5230\u6bcf\u4e00\u4e2a\u8868\u5355\u9879FileItem\r\n            try {\r\n                List<FileItem> list = servletFileUpload.parseRequest((RequestContext) req);\r\n                \/\/ \u5faa\u73af\u5224\u65ad\uff0c\u6bcf\u4e00\u4e2a\u8868\u5355\u9879\uff0c\u662f\u666e\u901a\u7c7b\u578b\uff0c\u8fd8\u662f\u4e0a\u4f20\u7684\u6587\u4ef6\r\n                for (FileItem fileItem : list) {\r\n                    if (fileItem.isFormField()) {\r\n                        \/\/ \u666e\u901a\u8868\u5355\u9879\r\n                        System.out.println(\"\u8868\u5355\u9879\u7684name\u5c5e\u6027\u503c\uff1a\" + fileItem.getFieldName());\r\n                        \/\/ \u53c2\u6570UTF-8 \u89e3\u51b3\u4e71\u7801\u95ee\u9898\r\n                        System.out.println(\"\u8868\u5355\u9879\u7684value\u5c5e\u6027\u503c\uff1a\" + fileItem.getString(\"UTF-8\"));\r\n                    } else {\r\n                        \/\/ \u4e0a\u4f20\u7684\u6587\u4ef6\r\n                        System.out.println(\"\u8868\u5355\u9879\u7684name\u5c5e\u6027\u503c\uff1a\" + fileItem.getFieldName());\r\n                        System.out.println(\"\u4e0a\u4f20\u7684\u6587\u4ef6\u540d\uff1a\" + fileItem.getName());\r\n\r\n                        fileItem.write(new File(\"C:\\\\\" + fileItem.getName()));\r\n                    }\r\n                }\r\n\r\n            } catch (FileUploadException e) {\r\n                e.printStackTrace();\r\n            } catch (Exception e) {\r\n                e.printStackTrace();\r\n            }\r\n        }<\/code><\/pre>\n\n\n\n
\"\"<\/div><\/figure>\n\n\n\n
\u5982\u56fe \u6e90\u7801\u5f15\u7528\u7684\u662fjavax<\/p>\n\n\n\n
\u89e3\u51b3\u65b9\u6848<\/h2>\n\n\n\n
\u76ee\u524d\u60f3\u5230\u7684\u89e3\u51b3\u65b9\u6848\u4e3a\u964d\u4e3a\u8001\u7248\u672c\u7684tomcat\u670d\u52a1\u5668<\/p>\n","protected":false},"excerpt":{"rendered":"
\u9519\u8bef\u4ee3\u7801 \u539f\u56e0 \u9879\u76ee\u5f15\u7528\u4e86commons-fileupload-1.4.jar\u5305\uff0c\u4f46commons-fileu […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[59],"tags":[61],"class_list":["post-2304","post","type-post","status-publish","format-standard","hentry","category-javaweb-code","tag-javaweb"],"_links":{"self":[{"href":"https:\/\/qaqaq.top\/index.php?rest_route=\/wp\/v2\/posts\/2304"}],"collection":[{"href":"https:\/\/qaqaq.top\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/qaqaq.top\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/qaqaq.top\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/qaqaq.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2304"}],"version-history":[{"count":2,"href":"https:\/\/qaqaq.top\/index.php?rest_route=\/wp\/v2\/posts\/2304\/revisions"}],"predecessor-version":[{"id":2307,"href":"https:\/\/qaqaq.top\/index.php?rest_route=\/wp\/v2\/posts\/2304\/revisions\/2307"}],"wp:attachment":[{"href":"https:\/\/qaqaq.top\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2304"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/qaqaq.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2304"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/qaqaq.top\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2304"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}