{"id":39989,"date":"2023-02-28T04:49:30","date_gmt":"2023-05-31T10:56:50","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8spring-boot%e5%af%bc%e5%87%bacsv%e6%96%87%e4%bb%b6\/"},"modified":"2024-04-29T16:38:18","modified_gmt":"2024-04-29T08:38:18","slug":"%e4%bd%bf%e7%94%a8spring-boot%e5%af%bc%e5%87%bacsv%e6%96%87%e4%bb%b6","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8spring-boot%e5%af%bc%e5%87%bacsv%e6%96%87%e4%bb%b6\/","title":{"rendered":"\u4f7f\u7528Spring Boot\u5bfc\u51faCSV\u6587\u4ef6"},"content":{"rendered":"<p>\u56e0\u4e3a\u6211\u5df2\u7ecf\u6210\u529f\u5730\u5728Java+SpringBoot\u4e2d\u5b9e\u73b0\u4e86\u80fd\u591f\u5c06\u641c\u7d22\u7ed3\u679c\u4ee5CSV\u683c\u5f0f\u4e0b\u8f7d\u7684\u529f\u80fd\uff0c\u6240\u4ee5\u6211\u5c06\u5176\u7559\u4f5c\u5907\u5fd8\u5f55\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d3df037434c4406c895f6\/1-0.png\" alt=\"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8 2020-11-29 16.06.35.png\" \/><\/div>\n<p>\u5f53\u4f60\u70b9\u51fb\u8fd9\u4e2aCSV\u6309\u94ae\u65f6\uff0c\u4f1a\u5c06\u6240\u6709\u7684\u641c\u7d22\u7ed3\u679c\u4ee5CSV\u6587\u4ef6\u7684\u5f62\u5f0f\u4e0b\u8f7d\u4e0b\u6765\u3002<\/p>\n<p>\u9996\u5148\uff0c\u5f53\u641c\u7d22\u6309\u94ae\u88ab\u70b9\u51fb\u540e\uff0c\u5c06\u8bb0\u5f55\u4fe1\u606f\u4fdd\u5b58\u5728\u9690\u85cf\u7684<\/p>\n<form>\u5185\u3002<\/p>\n<pre class=\"post-pre\"><code>        <span class=\"nt\">&lt;form<\/span> <span class=\"na\">id=<\/span><span class=\"s\">\"csvform\"<\/span> <span class=\"na\">method=<\/span><span class=\"s\">\"post\"<\/span> <span class=\"na\">th:action=<\/span><span class=\"s\">\"@{\/asset\/csv}\"<\/span> <span class=\"na\">th:object=<\/span><span class=\"s\">\"${csvForm}\"<\/span><span class=\"nt\">&gt;<\/span>\r\n          <span class=\"nt\">&lt;div<\/span> <span class=\"na\">th:each=<\/span><span class=\"s\">\"asset:${assets}\"<\/span><span class=\"nt\">&gt;<\/span>\r\n            <span class=\"nt\">&lt;input<\/span> <span class=\"na\">type=<\/span><span class=\"s\">\"hidden\"<\/span> <span class=\"na\">name=<\/span><span class=\"s\">\"id\"<\/span> <span class=\"na\">th:value=<\/span><span class=\"s\">\"${asset.id}\"<\/span> <span class=\"nt\">\/&gt;<\/span>\r\n            <span class=\"nt\">&lt;input<\/span> <span class=\"na\">type=<\/span><span class=\"s\">\"hidden\"<\/span> <span class=\"na\">name=<\/span><span class=\"s\">\"categoryId\"<\/span> <span class=\"na\">th:value=<\/span><span class=\"s\">\"${asset.categoryId}\"<\/span> <span class=\"nt\">\/&gt;<\/span>\r\n            <span class=\"nt\">&lt;input<\/span> <span class=\"na\">type=<\/span><span class=\"s\">\"hidden\"<\/span> <span class=\"na\">name=<\/span><span class=\"s\">\"adminName\"<\/span> <span class=\"na\">th:value=<\/span><span class=\"s\">\"${asset.adminName}\"<\/span> <span class=\"nt\">\/&gt;<\/span>\r\n            <span class=\"nt\">&lt;input<\/span> <span class=\"na\">type=<\/span><span class=\"s\">\"hidden\"<\/span> <span class=\"na\">name=<\/span><span class=\"s\">\"assetName\"<\/span> <span class=\"na\">th:value=<\/span><span class=\"s\">\"${asset.assetName}\"<\/span> <span class=\"nt\">\/&gt;<\/span>\r\n            <span class=\"nt\">&lt;input<\/span> <span class=\"na\">type=<\/span><span class=\"s\">\"hidden\"<\/span> <span class=\"na\">name=<\/span><span class=\"s\">\"remarks\"<\/span> <span class=\"na\">th:value=<\/span><span class=\"s\">\"${asset.remarks}\"<\/span> <span class=\"nt\">\/&gt;<\/span>\r\n          <span class=\"nt\">&lt;\/div&gt;<\/span>\r\n          <span class=\"nt\">&lt;button<\/span> <span class=\"na\">type=<\/span><span class=\"s\">\"submit\"<\/span><span class=\"nt\">&gt;<\/span>CSV<span class=\"nt\">&lt;\/button&gt;<\/span>\r\n        <span class=\"nt\">&lt;\/form&gt;<\/span>\r\n<\/code><\/pre>\n<p>\u5f53CS\u6309\u94ae\u88ab\u6309\u4e0b\u65f6\uff0c\u5c06\u53d1\u9001\u6b64\u6240\u6709\u4fe1\u606f\u8fdb\u884c\u90ae\u5bc4\uff0c\u5e76\u5728\u63a7\u5236\u5668\u7aef\u63a5\u6536\u5e76\u683c\u5f0f\u5316\u4e3aCSV\u683c\u5f0f\uff0c\u5e76\u63d0\u4f9b\u4e0b\u8f7d\u3002\u4f46\u662f\uff0c\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u5982\u679c\u5c06CSV\u8bb0\u5f55\u66f4\u6539\u4e3aList\u8bb0\u5f55\uff0c\u5219\u4f1a\u5f15\u53d1\u9519\u8bef\uff0c\u800c\u4e0d\u77e5\u9053\u539f\u56e0&#8230; \u6682\u65f6\u6765\u8bf4\uff0c\u4e3a\u4e86\u63a5\u6536List<object width=\"300\" height=\"150\">\uff0c\u9700\u8981\u51c6\u5907\u4e00\u4e2a\u5728\u5b57\u6bb5\u4e0a\u62e5\u6709List<object>\u7684\u7c7b\u3002<\/p>\n<pre class=\"post-pre\"><code>  <span class=\"nd\">@PostMapping<\/span><span class=\"o\">(<\/span><span class=\"n\">value<\/span> <span class=\"o\">=<\/span> <span class=\"s\">\"\/csv\"<\/span><span class=\"o\">,<\/span> <span class=\"n\">produces<\/span> <span class=\"o\">=<\/span> <span class=\"nc\">MediaType<\/span><span class=\"o\">.<\/span><span class=\"na\">APPLICATION_OCTET_STREAM_VALUE<\/span>\r\n      <span class=\"o\">+<\/span> <span class=\"s\">\"; charset=UTF-8; Content-Disposition: attachment\"<\/span><span class=\"o\">)<\/span>\r\n  <span class=\"nd\">@ResponseBody<\/span>\r\n  <span class=\"kd\">public<\/span> <span class=\"nc\">Object<\/span> <span class=\"nf\">csvDownload<\/span><span class=\"o\">(<\/span><span class=\"nd\">@ModelAttribute<\/span><span class=\"o\">(<\/span><span class=\"s\">\"csvForm\"<\/span><span class=\"o\">)<\/span> <span class=\"no\">CSV<\/span> <span class=\"n\">records<\/span><span class=\"o\">)<\/span> <span class=\"kd\">throws<\/span> <span class=\"nc\">JsonProcessingException<\/span> <span class=\"o\">{<\/span>\r\n    <span class=\"nc\">List<\/span><span class=\"o\">&lt;<\/span><span class=\"nc\">CsvColumn<\/span><span class=\"o\">&gt;<\/span> <span class=\"n\">csvList<\/span> <span class=\"o\">=<\/span> <span class=\"k\">new<\/span> <span class=\"nc\">ArrayList<\/span><span class=\"o\">&lt;&gt;();<\/span>\r\n    <span class=\"k\">for<\/span> <span class=\"o\">(<\/span><span class=\"kt\">int<\/span> <span class=\"n\">i<\/span> <span class=\"o\">=<\/span> <span class=\"mi\">0<\/span><span class=\"o\">;<\/span> <span class=\"n\">i<\/span> <span class=\"o\">&lt;<\/span> <span class=\"n\">records<\/span><span class=\"o\">.<\/span><span class=\"na\">getId<\/span><span class=\"o\">().<\/span><span class=\"na\">size<\/span><span class=\"o\">();<\/span> <span class=\"n\">i<\/span><span class=\"o\">++)<\/span> <span class=\"o\">{<\/span> <span class=\"c1\">\/\/ \u30ec\u30b3\u30fc\u30c9\u306e\u6570\u3076\u3093\u3060\u3051\u30eb\u30fc\u30d7\u56de\u3057\u3066<\/span>\r\n      <span class=\"n\">csvList<\/span><span class=\"o\">.<\/span><span class=\"na\">add<\/span><span class=\"o\">(<\/span><span class=\"k\">new<\/span> <span class=\"nc\">CsvColumn<\/span><span class=\"o\">(<\/span><span class=\"n\">records<\/span><span class=\"o\">.<\/span><span class=\"na\">getId<\/span><span class=\"o\">().<\/span><span class=\"na\">get<\/span><span class=\"o\">(<\/span><span class=\"n\">i<\/span><span class=\"o\">),<\/span> <span class=\"n\">records<\/span><span class=\"o\">.<\/span><span class=\"na\">getCategoryId<\/span><span class=\"o\">().<\/span><span class=\"na\">get<\/span><span class=\"o\">(<\/span><span class=\"n\">i<\/span><span class=\"o\">),<\/span> <span class=\"n\">records<\/span><span class=\"o\">.<\/span><span class=\"na\">getAdminName<\/span><span class=\"o\">().<\/span><span class=\"na\">get<\/span><span class=\"o\">(<\/span><span class=\"n\">i<\/span><span class=\"o\">),<\/span> <span class=\"n\">records<\/span><span class=\"o\">.<\/span><span class=\"na\">getAssetName<\/span><span class=\"o\">().<\/span><span class=\"na\">get<\/span><span class=\"o\">(<\/span><span class=\"n\">i<\/span><span class=\"o\">),<\/span> <span class=\"n\">records<\/span><span class=\"o\">.<\/span><span class=\"na\">getRemarks<\/span><span class=\"o\">().<\/span><span class=\"na\">get<\/span><span class=\"o\">(<\/span><span class=\"n\">i<\/span><span class=\"o\">)));<\/span>\r\n    <span class=\"o\">}<\/span>\r\n    <span class=\"nc\">CsvMapper<\/span> <span class=\"n\">mapper<\/span> <span class=\"o\">=<\/span> <span class=\"k\">new<\/span> <span class=\"nc\">CsvMapper<\/span><span class=\"o\">();<\/span>\r\n    <span class=\"nc\">CsvSchema<\/span> <span class=\"n\">schema<\/span> <span class=\"o\">=<\/span> <span class=\"n\">mapper<\/span><span class=\"o\">.<\/span><span class=\"na\">schemaFor<\/span><span class=\"o\">(<\/span><span class=\"nc\">CsvColumn<\/span><span class=\"o\">.<\/span><span class=\"na\">class<\/span><span class=\"o\">).<\/span><span class=\"na\">withHeader<\/span><span class=\"o\">();<\/span>\r\n    <span class=\"k\">return<\/span> <span class=\"n\">mapper<\/span><span class=\"o\">.<\/span><span class=\"na\">writer<\/span><span class=\"o\">(<\/span><span class=\"n\">schema<\/span><span class=\"o\">).<\/span><span class=\"na\">writeValueAsString<\/span><span class=\"o\">(<\/span><span class=\"n\">csvList<\/span><span class=\"o\">);<\/span>\r\n  <span class=\"o\">}<\/span>\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code><span class=\"nd\">@Data<\/span>\r\n<span class=\"kd\">public<\/span> <span class=\"kd\">class<\/span> <span class=\"nc\">CSV<\/span> <span class=\"o\">{<\/span>\r\n\r\n  <span class=\"nc\">List<\/span><span class=\"o\">&lt;<\/span><span class=\"nc\">Integer<\/span><span class=\"o\">&gt;<\/span> <span class=\"n\">id<\/span><span class=\"o\">;<\/span>\r\n\r\n  <span class=\"nc\">List<\/span><span class=\"o\">&lt;<\/span><span class=\"nc\">Integer<\/span><span class=\"o\">&gt;<\/span> <span class=\"n\">categoryId<\/span><span class=\"o\">;<\/span>\r\n\r\n  <span class=\"nc\">List<\/span><span class=\"o\">&lt;<\/span><span class=\"nc\">String<\/span><span class=\"o\">&gt;<\/span> <span class=\"n\">adminName<\/span><span class=\"o\">;<\/span>\r\n\r\n  <span class=\"nc\">List<\/span><span class=\"o\">&lt;<\/span><span class=\"nc\">String<\/span><span class=\"o\">&gt;<\/span> <span class=\"n\">assetName<\/span><span class=\"o\">;<\/span>\r\n\r\n  <span class=\"nc\">List<\/span><span class=\"o\">&lt;<\/span><span class=\"nc\">String<\/span><span class=\"o\">&gt;<\/span> <span class=\"n\">remarks<\/span><span class=\"o\">;<\/span>\r\n\r\n<span class=\"o\">}<\/span>\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code><span class=\"nd\">@JsonPropertyOrder<\/span><span class=\"o\">({<\/span><span class=\"s\">\"\u8cc7\u7523ID\"<\/span><span class=\"o\">,<\/span> <span class=\"s\">\"\u8cc7\u7523\u7a2e\u5225\"<\/span><span class=\"o\">,<\/span> <span class=\"s\">\"\u7ba1\u7406\u8005\u540d\"<\/span><span class=\"o\">,<\/span> <span class=\"s\">\"\u8cc7\u7523\u540d\"<\/span><span class=\"o\">,<\/span> <span class=\"s\">\"\u5099\u8003\"<\/span><span class=\"o\">})<\/span>\r\n<span class=\"nd\">@Data<\/span>\r\n<span class=\"kd\">public<\/span> <span class=\"kd\">class<\/span> <span class=\"nc\">CsvColumn<\/span> <span class=\"o\">{<\/span>\r\n\r\n  <span class=\"nd\">@JsonProperty<\/span><span class=\"o\">(<\/span><span class=\"s\">\"\u8cc7\u7523ID\"<\/span><span class=\"o\">)<\/span>\r\n  <span class=\"kd\">private<\/span> <span class=\"nc\">Integer<\/span> <span class=\"n\">id<\/span><span class=\"o\">;<\/span>\r\n\r\n  <span class=\"nd\">@JsonProperty<\/span><span class=\"o\">(<\/span><span class=\"s\">\"\u8cc7\u7523\u7a2e\u5225\"<\/span><span class=\"o\">)<\/span>\r\n  <span class=\"kd\">private<\/span> <span class=\"nc\">Integer<\/span> <span class=\"n\">categoryId<\/span><span class=\"o\">;<\/span>\r\n\r\n  <span class=\"nd\">@JsonProperty<\/span><span class=\"o\">(<\/span><span class=\"s\">\"\u7ba1\u7406\u8005\u540d\"<\/span><span class=\"o\">)<\/span>\r\n  <span class=\"kd\">private<\/span> <span class=\"nc\">String<\/span> <span class=\"n\">adminName<\/span><span class=\"o\">;<\/span>\r\n\r\n  <span class=\"nd\">@JsonProperty<\/span><span class=\"o\">(<\/span><span class=\"s\">\"\u8cc7\u7523\u540d\"<\/span><span class=\"o\">)<\/span>\r\n  <span class=\"kd\">private<\/span> <span class=\"nc\">String<\/span> <span class=\"n\">assetName<\/span><span class=\"o\">;<\/span>\r\n\r\n  <span class=\"nd\">@JsonProperty<\/span><span class=\"o\">(<\/span><span class=\"s\">\"\u5099\u8003\"<\/span><span class=\"o\">)<\/span>\r\n  <span class=\"kd\">private<\/span> <span class=\"nc\">String<\/span> <span class=\"n\">remarks<\/span><span class=\"o\">;<\/span>\r\n\r\n  <span class=\"kd\">public<\/span> <span class=\"nf\">CsvColumn<\/span> <span class=\"o\">()<\/span> <span class=\"o\">{}<\/span>\r\n\r\n  <span class=\"kd\">public<\/span> <span class=\"nf\">CsvColumn<\/span> <span class=\"o\">(<\/span><span class=\"nc\">Integer<\/span> <span class=\"n\">id<\/span><span class=\"o\">,<\/span> <span class=\"nc\">Integer<\/span> <span class=\"n\">categoryId<\/span><span class=\"o\">,<\/span> <span class=\"nc\">String<\/span> <span class=\"n\">adminName<\/span><span class=\"o\">,<\/span> <span class=\"nc\">String<\/span> <span class=\"n\">assetName<\/span><span class=\"o\">,<\/span> <span class=\"nc\">String<\/span> <span class=\"n\">remarks<\/span><span class=\"o\">)<\/span> <span class=\"o\">{<\/span>\r\n    <span class=\"k\">this<\/span><span class=\"o\">.<\/span><span class=\"na\">id<\/span> <span class=\"o\">=<\/span> <span class=\"n\">id<\/span><span class=\"o\">;<\/span>\r\n    <span class=\"k\">this<\/span><span class=\"o\">.<\/span><span class=\"na\">categoryId<\/span> <span class=\"o\">=<\/span> <span class=\"n\">categoryId<\/span><span class=\"o\">;<\/span>\r\n    <span class=\"k\">this<\/span><span class=\"o\">.<\/span><span class=\"na\">adminName<\/span> <span class=\"o\">=<\/span> <span class=\"n\">adminName<\/span><span class=\"o\">;<\/span>\r\n    <span class=\"k\">this<\/span><span class=\"o\">.<\/span><span class=\"na\">assetName<\/span> <span class=\"o\">=<\/span> <span class=\"n\">assetName<\/span><span class=\"o\">;<\/span>\r\n    <span class=\"k\">this<\/span><span class=\"o\">.<\/span><span class=\"na\">remarks<\/span> <span class=\"o\">=<\/span> <span class=\"n\">remarks<\/span><span class=\"o\">;<\/span>\r\n  <span class=\"o\">}<\/span>\r\n<\/code><\/pre><\/object><\/object><\/p>\n<\/form>\n","protected":false},"excerpt":{"rendered":"<p>\u56e0\u4e3a\u6211\u5df2\u7ecf\u6210\u529f\u5730\u5728Java+SpringBoot\u4e2d\u5b9e\u73b0\u4e86\u80fd\u591f\u5c06\u641c\u7d22\u7ed3\u679c\u4ee5CSV\u683c\u5f0f\u4e0b\u8f7d\u7684\u529f\u80fd\uff0c\u6240\u4ee5\u6211\u5c06\u5176\u7559\u4f5c\u5907 [&hellip;]<\/p>\n","protected":false},"author":9,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-39989","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u4f7f\u7528Spring Boot\u5bfc\u51faCSV\u6587\u4ef6 - Blog - Silicon Cloud<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/zh\/blog\/\u4f7f\u7528spring-boot\u5bfc\u51facsv\u6587\u4ef6\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u4f7f\u7528Spring Boot\u5bfc\u51faCSV\u6587\u4ef6\" \/>\n<meta property=\"og:description\" content=\"\u56e0\u4e3a\u6211\u5df2\u7ecf\u6210\u529f\u5730\u5728Java+SpringBoot\u4e2d\u5b9e\u73b0\u4e86\u80fd\u591f\u5c06\u641c\u7d22\u7ed3\u679c\u4ee5CSV\u683c\u5f0f\u4e0b\u8f7d\u7684\u529f\u80fd\uff0c\u6240\u4ee5\u6211\u5c06\u5176\u7559\u4f5c\u5907 [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/zh\/blog\/\u4f7f\u7528spring-boot\u5bfc\u51facsv\u6587\u4ef6\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - Silicon Cloud\" \/>\n<meta property=\"article:published_time\" content=\"2023-05-31T10:56:50+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-04-29T08:38:18+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d3df037434c4406c895f6\/1-0.png\" \/>\n<meta name=\"author\" content=\"\u6e05, \u626c\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" 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