{"id":39976,"date":"2022-11-04T06:46:46","date_gmt":"2024-01-15T05:57:15","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e9%80%9a%e8%bf%87spring-boot%e6%9d%a5%e8%87%aa%e5%ae%9a%e4%b9%89404-not-found%e7%ad%89%e9%94%99%e8%af%af%e7%9a%84%e6%98%be%e7%a4%ba%e6%96%b9%e5%bc%8f%e3%80%82\/"},"modified":"2024-04-28T22:55:20","modified_gmt":"2024-04-28T14:55:20","slug":"%e9%80%9a%e8%bf%87spring-boot%e6%9d%a5%e8%87%aa%e5%ae%9a%e4%b9%89404-not-found%e7%ad%89%e9%94%99%e8%af%af%e7%9a%84%e6%98%be%e7%a4%ba%e6%96%b9%e5%bc%8f%e3%80%82","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e9%80%9a%e8%bf%87spring-boot%e6%9d%a5%e8%87%aa%e5%ae%9a%e4%b9%89404-not-found%e7%ad%89%e9%94%99%e8%af%af%e7%9a%84%e6%98%be%e7%a4%ba%e6%96%b9%e5%bc%8f%e3%80%82\/","title":{"rendered":"\u901a\u8fc7Spring Boot\u6765\u81ea\u5b9a\u4e49404 Not Found\u7b49\u9519\u8bef\u7684\u663e\u793a\u65b9\u5f0f"},"content":{"rendered":"<h2>\u603b\u7ed3<\/h2>\n<ul class=\"post-ul\">Web \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u5168\u4f53\u3067\u767a\u751f\u3059\u308b 404 Not Found \u306a\u3069\u306e\u30a8\u30e9\u30fc\u306b\u3064\u3044\u3066\u3001Spring Boot \u3067\u306e\u8868\u793a\u5185\u5bb9\u3092\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u3059\u308b<\/ul>\n<h2>\u8fd9\u6b21\u7684\u73af\u5883<\/h2>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">Spring Boot 2.2.0<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">Spring Boot Thymeleaf Starter 2.2.0<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">Thymeleaf 3.0.11<\/ul>\n<h2>\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0c\u5c06\u8fd4\u56deWhitelabel Error Page\u6216JSON\u3002<\/h2>\n<p>\u5f53\u901a\u8fc7Web\u6d4f\u89c8\u5668\u8bbf\u95ee\u65f6\u53d1\u751f\u9519\u8bef\uff0c\u9ed8\u8ba4\u60c5\u51b5\u4e0b\u4f1a\u663e\u793a\u4e00\u4e2a\u540d\u4e3a\u201c\u767d\u6807\u7b7e\u9519\u8bef\u9875\u9762\u201d\u7684\u9875\u9762\u3002<\/p>\n<pre class=\"post-pre\"><code>Whitelabel Error Page\r\n\r\nThis application has no explicit mapping for \/error, so you are seeing this as a fallback.\r\n\r\nWed Nov 06 18:38:41 JST 2019\r\nThere was an unexpected error (type=Internal Server Error, status=500).\r\nThis is a sample error.\r\n<\/code><\/pre>\n<p>Spring Boot\u53c2\u8003\u6587\u6863<\/p>\n<blockquote><p>\u5bf9\u4e8e\u6d4f\u89c8\u5668\u5ba2\u6237\u7aef\uff0c\u6709\u4e00\u4e2a\u201c\u767d\u6807\u7b7e\u201d\u9519\u8bef\u89c6\u56fe\uff0c\u5b83\u4ee5 HTML \u683c\u5f0f\u5448\u73b0\u76f8\u540c\u7684\u6570\u636e\uff08\u5982\u9700\u81ea\u5b9a\u4e49\uff0c\u8bf7\u6dfb\u52a0\u4e00\u4e2a\u89c6\u56fe\u4ee5\u89e3\u6790\u9519\u8bef\u4fe1\u606f\uff09\u3002<\/p><\/blockquote>\n<p>\u53e6\u5916\uff0c\u5bf9\u4e8e\u4e0d\u662f\u5e38\u89c4\u7f51\u7edc\u6d4f\u89c8\u5668\u800c\u662f\u673a\u5668\u6027\u8d28\u7684\u5ba2\u6237\u7aef\uff0c\u5982curl\u547d\u4ee4\u7b49\uff0c\u5c06\u751f\u6210\u5305\u542b\u9519\u8bef\u3001HTTP\u72b6\u6001\u548c\u5f02\u5e38\u6d88\u606f\u8be6\u7ec6\u4fe1\u606f\u7684JSON\u54cd\u5e94\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"p\">{<\/span><span class=\"nl\">\"timestamp\"<\/span><span class=\"p\">:<\/span><span class=\"s2\">\"2019-11-06T09:30:58.493+0000\"<\/span><span class=\"p\">,<\/span><span class=\"nl\">\"status\"<\/span><span class=\"p\">:<\/span><span class=\"mi\">500<\/span><span class=\"p\">,<\/span><span class=\"nl\">\"error\"<\/span><span class=\"p\">:<\/span><span class=\"s2\">\"Internal Server Error\"<\/span><span class=\"p\">,<\/span><span class=\"nl\">\"message\"<\/span><span class=\"p\">:<\/span><span class=\"s2\">\"This is a sample error.\"<\/span><span class=\"p\">,<\/span><span class=\"nl\">\"path\"<\/span><span class=\"p\">:<\/span><span class=\"s2\">\"\/sample\/\"<\/span><span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<p>Spring Boot \u53c2\u8003\u6587\u6863<\/p>\n<blockquote><p>\u5bf9\u4e8e\u673a\u5668\u5ba2\u6237\u7aef\uff0c\u5b83\u4f1a\u751f\u6210\u4e00\u4e2a\u5305\u62ec\u9519\u8bef\u8be6\u60c5\u3001HTTP\u72b6\u6001\u4ee5\u53ca\u5f02\u5e38\u4fe1\u606f\u7684JSON\u54cd\u5e94\u3002<\/p><\/blockquote>\n<p>\u53c2\u8003: Spring Boot\u4e2d\u767d\u6807\u7b7e\u9519\u8bef\u9875\u4e0eJSON\u54cd\u5e94 &#8211; Qiita<\/p>\n<h2>\u9ed8\u8ba4\u63d0\u4f9b\u7684 \/error \u6620\u5c04\uff08error.html\uff09<\/h2>\n<p>\u5373\u4f7f\u6ca1\u6709\u8fdb\u884c\u7279\u6b8a\u8bbe\u7f6e\uff0cSpring Boot\u4e5f\u4f1a\u4ee5\u9002\u5f53\u7684\u65b9\u5f0f\u5904\u7406\u6240\u6709\u9519\u8bef\u5e76\u63d0\u4f9b&#8221;\/error&#8221;\u6620\u5c04\u3002\u8fd9\u88ab\u6ce8\u518c\u4e3aServlet\u5bb9\u5668\u7684&#8221;\u5168\u5c40&#8221;\u9519\u8bef\u9875\u9762\u3002<\/p>\n<p>Spring Boot\u53c2\u8003\u6587\u6863<\/p>\n<blockquote><p>\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0cSpring Boot\u63d0\u4f9b\u4e86\u4e00\u4e2a\/error\u6620\u5c04\u6765\u5408\u7406\u5904\u7406\u6240\u6709\u9519\u8bef\uff0c\u5e76\u4e14\u5b83\u4f1a\u5728Servlet\u5bb9\u5668\u4e2d\u6ce8\u518c\u4e3a\u201c\u5168\u5c40\u201d\u9519\u8bef\u9875\u9762\u3002<\/p><\/blockquote>\n<p>\u5728Thymeleaf\u4e2d\uff0c\u5982\u679c\u89c6\u56fe\u540d\u79f0\u4e3a\/error\uff0c\u90a3\u4e48\u53ef\u4ee5\u5c06\u4f4d\u4e8esrc\/main\/resources\/templates\/error.html\u7684\u6587\u4ef6\u4f5c\u4e3a\u9519\u8bef\u9875\u9762\u5904\u7406\u3002<\/p>\n<h3>\u9519\u8bef.html<\/h3>\n<p>\u53ea\u9700\u51c6\u5907\u4ee5\u4e0bThymeleaf\u6240\u9700\u7684HTML\u6a21\u677f\u6587\u4ef6\u5373\u53ef\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"cp\">&lt;!DOCTYPE html&gt;<\/span>\r\n<span class=\"nt\">&lt;html<\/span> <span class=\"na\">lang=<\/span><span class=\"s\">\"en\"<\/span><span class=\"nt\">&gt;<\/span>\r\n<span class=\"nt\">&lt;head&gt;<\/span>\r\n  <span class=\"nt\">&lt;meta<\/span> <span class=\"na\">charset=<\/span><span class=\"s\">\"UTF-8\"<\/span><span class=\"nt\">&gt;<\/span>\r\n  <span class=\"nt\">&lt;title&gt;<\/span>\/error<span class=\"nt\">&lt;\/title&gt;<\/span>\r\n<span class=\"nt\">&lt;\/head&gt;<\/span>\r\n<span class=\"nt\">&lt;body&gt;<\/span>\r\n  <span class=\"nt\">&lt;div<\/span> <span class=\"na\">th:text=<\/span><span class=\"s\">\"'timestamp: ' + ${timestamp}\"<\/span><span class=\"nt\">&gt;&lt;\/div&gt;<\/span>\r\n  <span class=\"nt\">&lt;div<\/span> <span class=\"na\">th:text=<\/span><span class=\"s\">\"'status: ' + ${status}\"<\/span><span class=\"nt\">&gt;&lt;\/div&gt;<\/span>\r\n  <span class=\"nt\">&lt;div<\/span> <span class=\"na\">th:text=<\/span><span class=\"s\">\"'error: ' + ${error}\"<\/span><span class=\"nt\">&gt;&lt;\/div&gt;<\/span>\r\n  <span class=\"nt\">&lt;div<\/span> <span class=\"na\">th:text=<\/span><span class=\"s\">\"'exception: ' + ${exception}\"<\/span><span class=\"nt\">&gt;&lt;\/div&gt;<\/span>\r\n  <span class=\"nt\">&lt;div<\/span> <span class=\"na\">th:text=<\/span><span class=\"s\">\"'message: ' + ${message}\"<\/span><span class=\"nt\">&gt;&lt;\/div&gt;<\/span>\r\n  <span class=\"nt\">&lt;div<\/span> <span class=\"na\">th:text=<\/span><span class=\"s\">\"'errors: ' + ${errors}\"<\/span><span class=\"nt\">&gt;&lt;\/div&gt;<\/span>\r\n  <span class=\"nt\">&lt;div<\/span> <span class=\"na\">th:text=<\/span><span class=\"s\">\"'trace: ' + ${trace}\"<\/span><span class=\"nt\">&gt;&lt;\/div&gt;<\/span>\r\n  <span class=\"nt\">&lt;div<\/span> <span class=\"na\">th:text=<\/span><span class=\"s\">\"'path: ' + ${path}\"<\/span><span class=\"nt\">&gt;&lt;\/div&gt;<\/span>\r\n<span class=\"nt\">&lt;\/body&gt;<\/span>\r\n<span class=\"nt\">&lt;\/html&gt;<\/span>\r\n<\/code><\/pre>\n<h3>\u53ef\u4ee5\u5728error.html\u4e2d\u8f93\u51fa\u7684\u5c5e\u6027<\/h3>\n<p>\u5728\u9519\u8bef\u9875\u9762\u4e2d\uff0c\u53ef\u4ee5\u8f93\u51fa\u4e00\u4e9b\u4fe1\u606f\u3002<br \/>\n&#8220;\/error&#8221; \u6620\u5c04\u662f\u7531 Spring Boot \u7684 DefaultErrorAttributes \u7c7b\u5b9e\u73b0\u7684\uff0c\u5728 API \u53c2\u8003\u6587\u6863\u4e2d\u5217\u51fa\u4e86\u53ef\u4ee5\u8f93\u51fa\u7684\u9879\u76ee\u3002<\/p>\n<p>\u9ed8\u8ba4\u7684\u9519\u8bef\u5c5e\u6027\uff08Spring Boot Docs 2.2.0.RELEASE API\uff09<\/p>\n<blockquote><p>\u5f53\u53ef\u80fd\u65f6\uff0c\u9ed8\u8ba4\u5b9e\u73b0\u9519\u8bef\u5c5e\u6027\u3002\u63d0\u4f9b\u4ee5\u4e0b\u5c5e\u6027\uff1a<br \/>\n&#8211; \u65f6\u95f4\u6233 &#8211; \u63d0\u53d6\u9519\u8bef\u7684\u65f6\u95f4<br \/>\n&#8211; \u72b6\u6001 &#8211; \u72b6\u6001\u7801<br \/>\n&#8211; \u9519\u8bef &#8211; \u9519\u8bef\u539f\u56e0<br \/>\n&#8211; \u5f02\u5e38 &#8211; \u6839\u5f02\u5e38\u7684\u7c7b\u540d\uff08\u5982\u679c\u5df2\u914d\u7f6e\uff09<br \/>\n&#8211; \u6d88\u606f &#8211; \u5f02\u5e38\u6d88\u606f<br \/>\n&#8211; \u9519\u8bef &#8211; \u6765\u81eaBindingResult\u5f02\u5e38\u7684\u4efb\u4f55ObjectErrors<br \/>\n&#8211; \u8ffd\u8e2a &#8211; \u5f02\u5e38\u7684\u5806\u6808\u8ddf\u8e2a<br \/>\n&#8211; \u8def\u5f84 &#8211; \u5f02\u5e38\u53d1\u751f\u65f6\u7684URL\u8def\u5f84<\/p><\/blockquote>\n<h3>\u9519\u8bef\u9875\u9762\u7684\u793a\u4f8b\u8f93\u51fa<\/h3>\n<p>\u5982\u679c\u51fa\u73b0500\u5185\u90e8\u670d\u52a1\u5668\u9519\u8bef\u7684\u60c5\u51b5\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"cp\">&lt;!DOCTYPE html&gt;<\/span>\r\n<span class=\"nt\">&lt;html<\/span> <span class=\"na\">lang=<\/span><span class=\"s\">\"en\"<\/span><span class=\"nt\">&gt;<\/span>\r\n<span class=\"nt\">&lt;head&gt;<\/span>\r\n  <span class=\"nt\">&lt;meta<\/span> <span class=\"na\">charset=<\/span><span class=\"s\">\"UTF-8\"<\/span><span class=\"nt\">&gt;<\/span>\r\n  <span class=\"nt\">&lt;title&gt;<\/span>\/error<span class=\"nt\">&lt;\/title&gt;<\/span>\r\n<span class=\"nt\">&lt;\/head&gt;<\/span>\r\n<span class=\"nt\">&lt;body&gt;<\/span>\r\n  <span class=\"nt\">&lt;div&gt;<\/span>timestamp: Wed Nov 06 18:26:31 JST 2019<span class=\"nt\">&lt;\/div&gt;<\/span>\r\n  <span class=\"nt\">&lt;div&gt;<\/span>status: 500<span class=\"nt\">&lt;\/div&gt;<\/span>\r\n  <span class=\"nt\">&lt;div&gt;<\/span>error: Internal Server Error<span class=\"nt\">&lt;\/div&gt;<\/span>\r\n  <span class=\"nt\">&lt;div&gt;<\/span>exception: null<span class=\"nt\">&lt;\/div&gt;<\/span>\r\n  <span class=\"nt\">&lt;div&gt;<\/span>message: This is a sample error.<span class=\"nt\">&lt;\/div&gt;<\/span>\r\n  <span class=\"nt\">&lt;div&gt;<\/span>errors: null<span class=\"nt\">&lt;\/div&gt;<\/span>\r\n  <span class=\"nt\">&lt;div&gt;<\/span>trace: null<span class=\"nt\">&lt;\/div&gt;<\/span>\r\n  <span class=\"nt\">&lt;div&gt;<\/span>path: \/sample\/<span class=\"nt\">&lt;\/div&gt;<\/span>\r\n<span class=\"nt\">&lt;\/body&gt;<\/span>\r\n<span class=\"nt\">&lt;\/html&gt;<\/span>\r\n<\/code><\/pre>\n<p>\u5982\u679c\u9047\u5230 404 Not Found \u7684\u60c5\u51b5\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"cp\">&lt;!DOCTYPE html&gt;<\/span>\r\n<span class=\"nt\">&lt;html<\/span> <span class=\"na\">lang=<\/span><span class=\"s\">\"en\"<\/span><span class=\"nt\">&gt;<\/span>\r\n<span class=\"nt\">&lt;head&gt;<\/span>\r\n  <span class=\"nt\">&lt;meta<\/span> <span class=\"na\">charset=<\/span><span class=\"s\">\"UTF-8\"<\/span><span class=\"nt\">&gt;<\/span>\r\n  <span class=\"nt\">&lt;title&gt;<\/span>\/error<span class=\"nt\">&lt;\/title&gt;<\/span>\r\n<span class=\"nt\">&lt;\/head&gt;<\/span>\r\n<span class=\"nt\">&lt;body&gt;<\/span>\r\n  <span class=\"nt\">&lt;div&gt;<\/span>timestamp: Wed Nov 06 18:25:40 JST 2019<span class=\"nt\">&lt;\/div&gt;<\/span>\r\n  <span class=\"nt\">&lt;div&gt;<\/span>status: 404<span class=\"nt\">&lt;\/div&gt;<\/span>\r\n  <span class=\"nt\">&lt;div&gt;<\/span>error: Not Found<span class=\"nt\">&lt;\/div&gt;<\/span>\r\n  <span class=\"nt\">&lt;div&gt;<\/span>exception: null<span class=\"nt\">&lt;\/div&gt;<\/span>\r\n  <span class=\"nt\">&lt;div&gt;<\/span>message: No message available<span class=\"nt\">&lt;\/div&gt;<\/span>\r\n  <span class=\"nt\">&lt;div&gt;<\/span>errors: null<span class=\"nt\">&lt;\/div&gt;<\/span>\r\n  <span class=\"nt\">&lt;div&gt;<\/span>trace: null<span class=\"nt\">&lt;\/div&gt;<\/span>\r\n  <span class=\"nt\">&lt;div&gt;<\/span>path: \/aaa<span class=\"nt\">&lt;\/div&gt;<\/span>\r\n<span class=\"nt\">&lt;\/body&gt;<\/span>\r\n<span class=\"nt\">&lt;\/html&gt;<\/span>\r\n<\/code><\/pre>\n<p>\u5982\u679c\u8bbf\u95ee \/error\uff0c\u72b6\u6001\u7801\u5c06\u53d8\u6210 999\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"cp\">&lt;!DOCTYPE html&gt;<\/span>\r\n<span class=\"nt\">&lt;html<\/span> <span class=\"na\">lang=<\/span><span class=\"s\">\"en\"<\/span><span class=\"nt\">&gt;<\/span>\r\n<span class=\"nt\">&lt;head&gt;<\/span>\r\n  <span class=\"nt\">&lt;meta<\/span> <span class=\"na\">charset=<\/span><span class=\"s\">\"UTF-8\"<\/span><span class=\"nt\">&gt;<\/span>\r\n  <span class=\"nt\">&lt;title&gt;<\/span>\/error<span class=\"nt\">&lt;\/title&gt;<\/span>\r\n<span class=\"nt\">&lt;\/head&gt;<\/span>\r\n<span class=\"nt\">&lt;body&gt;<\/span>\r\n  <span class=\"nt\">&lt;div&gt;<\/span>timestamp: Wed Nov 06 18:24:30 JST 2019<span class=\"nt\">&lt;\/div&gt;<\/span>\r\n  <span class=\"nt\">&lt;div&gt;<\/span>status: 999<span class=\"nt\">&lt;\/div&gt;<\/span>\r\n  <span class=\"nt\">&lt;div&gt;<\/span>error: None<span class=\"nt\">&lt;\/div&gt;<\/span>\r\n  <span class=\"nt\">&lt;div&gt;<\/span>exception: null<span class=\"nt\">&lt;\/div&gt;<\/span>\r\n  <span class=\"nt\">&lt;div&gt;<\/span>message: No message available<span class=\"nt\">&lt;\/div&gt;<\/span>\r\n  <span class=\"nt\">&lt;div&gt;<\/span>errors: null<span class=\"nt\">&lt;\/div&gt;<\/span>\r\n  <span class=\"nt\">&lt;div&gt;<\/span>trace: null<span class=\"nt\">&lt;\/div&gt;<\/span>\r\n  <span class=\"nt\">&lt;div&gt;<\/span>path: null<span class=\"nt\">&lt;\/div&gt;<\/span>\r\n<span class=\"nt\">&lt;\/body&gt;<\/span>\r\n<span class=\"nt\">&lt;\/html&gt;<\/span>\r\n<\/code><\/pre>\n<h3>\u53ef\u4ee5\u4f7f\u7528 \/error\/400.html \u6216\u8005 \/error\/4xx.html \u6765\u53d6\u4ee3 error.html\u3002<\/h3>\n<p>Spring Boot\u7684DefaultErrorViewResolver\u7c7b\u8d1f\u8d23\u5904\u7406\u8fd9\u90e8\u5206\u903b\u8f91\u3002<\/p>\n<p>spring-boot\/DefaultErrorViewResolver.java\u5728v2.2.0.RELEASE\u7248\u672c\u4e0a\u7684\u571f\u661f\u661f\u7403\u7684\u94fe\u63a5\u662fspring-projects\/spring-boot\u7684\u4e00\u4e2a\u4ed3\u5e93\u3002<\/p>\n<pre class=\"post-pre\"><code>  <span class=\"kd\">static<\/span> <span class=\"o\">{<\/span>\r\n    <span class=\"nc\">Map<\/span><span class=\"o\">&lt;<\/span><span class=\"nc\">Series<\/span><span class=\"o\">,<\/span> <span class=\"nc\">String<\/span><span class=\"o\">&gt;<\/span> <span class=\"n\">views<\/span> <span class=\"o\">=<\/span> <span class=\"k\">new<\/span> <span class=\"nc\">EnumMap<\/span><span class=\"o\">&lt;&gt;(<\/span><span class=\"nc\">Series<\/span><span class=\"o\">.<\/span><span class=\"na\">class<\/span><span class=\"o\">);<\/span>\r\n    <span class=\"n\">views<\/span><span class=\"o\">.<\/span><span class=\"na\">put<\/span><span class=\"o\">(<\/span><span class=\"nc\">Series<\/span><span class=\"o\">.<\/span><span class=\"na\">CLIENT_ERROR<\/span><span class=\"o\">,<\/span> <span class=\"s\">\"4xx\"<\/span><span class=\"o\">);<\/span>\r\n    <span class=\"n\">views<\/span><span class=\"o\">.<\/span><span class=\"na\">put<\/span><span class=\"o\">(<\/span><span class=\"nc\">Series<\/span><span class=\"o\">.<\/span><span class=\"na\">SERVER_ERROR<\/span><span class=\"o\">,<\/span> <span class=\"s\">\"5xx\"<\/span><span class=\"o\">);<\/span>\r\n    <span class=\"no\">SERIES_VIEWS<\/span> <span class=\"o\">=<\/span> <span class=\"nc\">Collections<\/span><span class=\"o\">.<\/span><span class=\"na\">unmodifiableMap<\/span><span class=\"o\">(<\/span><span class=\"n\">views<\/span><span class=\"o\">);<\/span>\r\n  <span class=\"o\">}<\/span>\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code>  <span class=\"nd\">@Override<\/span>\r\n  <span class=\"kd\">public<\/span> <span class=\"nc\">ModelAndView<\/span> <span class=\"nf\">resolveErrorView<\/span><span class=\"o\">(<\/span><span class=\"nc\">HttpServletRequest<\/span> <span class=\"n\">request<\/span><span class=\"o\">,<\/span> <span class=\"nc\">HttpStatus<\/span> <span class=\"n\">status<\/span><span class=\"o\">,<\/span> <span class=\"nc\">Map<\/span><span class=\"o\">&lt;<\/span><span class=\"nc\">String<\/span><span class=\"o\">,<\/span> <span class=\"nc\">Object<\/span><span class=\"o\">&gt;<\/span> <span class=\"n\">model<\/span><span class=\"o\">)<\/span> <span class=\"o\">{<\/span>\r\n    <span class=\"nc\">ModelAndView<\/span> <span class=\"n\">modelAndView<\/span> <span class=\"o\">=<\/span> <span class=\"n\">resolve<\/span><span class=\"o\">(<\/span><span class=\"nc\">String<\/span><span class=\"o\">.<\/span><span class=\"na\">valueOf<\/span><span class=\"o\">(<\/span><span class=\"n\">status<\/span><span class=\"o\">.<\/span><span class=\"na\">value<\/span><span class=\"o\">()),<\/span> <span class=\"n\">model<\/span><span class=\"o\">);<\/span>\r\n    <span class=\"k\">if<\/span> <span class=\"o\">(<\/span><span class=\"n\">modelAndView<\/span> <span class=\"o\">==<\/span> <span class=\"kc\">null<\/span> <span class=\"o\">&amp;&amp;<\/span> <span class=\"no\">SERIES_VIEWS<\/span><span class=\"o\">.<\/span><span class=\"na\">containsKey<\/span><span class=\"o\">(<\/span><span class=\"n\">status<\/span><span class=\"o\">.<\/span><span class=\"na\">series<\/span><span class=\"o\">()))<\/span> <span class=\"o\">{<\/span>\r\n      <span class=\"n\">modelAndView<\/span> <span class=\"o\">=<\/span> <span class=\"n\">resolve<\/span><span class=\"o\">(<\/span><span class=\"no\">SERIES_VIEWS<\/span><span class=\"o\">.<\/span><span class=\"na\">get<\/span><span class=\"o\">(<\/span><span class=\"n\">status<\/span><span class=\"o\">.<\/span><span class=\"na\">series<\/span><span class=\"o\">()),<\/span> <span class=\"n\">model<\/span><span class=\"o\">);<\/span>\r\n    <span class=\"o\">}<\/span>\r\n    <span class=\"k\">return<\/span> <span class=\"n\">modelAndView<\/span><span class=\"o\">;<\/span>\r\n  <span class=\"o\">}<\/span>\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code>  <span class=\"kd\">private<\/span> <span class=\"nc\">ModelAndView<\/span> <span class=\"nf\">resolve<\/span><span class=\"o\">(<\/span><span class=\"nc\">String<\/span> <span class=\"n\">viewName<\/span><span class=\"o\">,<\/span> <span class=\"nc\">Map<\/span><span class=\"o\">&lt;<\/span><span class=\"nc\">String<\/span><span class=\"o\">,<\/span> <span class=\"nc\">Object<\/span><span class=\"o\">&gt;<\/span> <span class=\"n\">model<\/span><span class=\"o\">)<\/span> <span class=\"o\">{<\/span>\r\n    <span class=\"nc\">String<\/span> <span class=\"n\">errorViewName<\/span> <span class=\"o\">=<\/span> <span class=\"s\">\"error\/\"<\/span> <span class=\"o\">+<\/span> <span class=\"n\">viewName<\/span><span class=\"o\">;<\/span>\r\n    <span class=\"nc\">TemplateAvailabilityProvider<\/span> <span class=\"n\">provider<\/span> <span class=\"o\">=<\/span> <span class=\"k\">this<\/span><span class=\"o\">.<\/span><span class=\"na\">templateAvailabilityProviders<\/span><span class=\"o\">.<\/span><span class=\"na\">getProvider<\/span><span class=\"o\">(<\/span><span class=\"n\">errorViewName<\/span><span class=\"o\">,<\/span>\r\n        <span class=\"k\">this<\/span><span class=\"o\">.<\/span><span class=\"na\">applicationContext<\/span><span class=\"o\">);<\/span>\r\n    <span class=\"k\">if<\/span> <span class=\"o\">(<\/span><span class=\"n\">provider<\/span> <span class=\"o\">!=<\/span> <span class=\"kc\">null<\/span><span class=\"o\">)<\/span> <span class=\"o\">{<\/span>\r\n      <span class=\"k\">return<\/span> <span class=\"k\">new<\/span> <span class=\"nf\">ModelAndView<\/span><span class=\"o\">(<\/span><span class=\"n\">errorViewName<\/span><span class=\"o\">,<\/span> <span class=\"n\">model<\/span><span class=\"o\">);<\/span>\r\n    <span class=\"o\">}<\/span>\r\n    <span class=\"k\">return<\/span> <span class=\"nf\">resolveResource<\/span><span class=\"o\">(<\/span><span class=\"n\">errorViewName<\/span><span class=\"o\">,<\/span> <span class=\"n\">model<\/span><span class=\"o\">);<\/span>\r\n  <span class=\"o\">}<\/span>\r\n<\/code><\/pre>\n<p>\u9ed8\u8ba4\u7684\u9519\u8bef\u89c6\u56fe\u89e3\u6790\u5668 (Spring Boot \u6587\u6863 2.2.0.RELEASE API)<\/p>\n<blockquote><p>\u9ed8\u8ba4\u7684ErrorViewResolver\u5b9e\u73b0\uff0c\u5c1d\u8bd5\u4f7f\u7528\u4f17\u6240\u5468\u77e5\u7684\u7ea6\u5b9a\u89e3\u6790\u9519\u8bef\u89c6\u56fe\u3002\u5c06\u4f7f\u7528\u72b6\u6001\u7801\u548c\u72b6\u6001\u7cfb\u5217\u5728&#8221;\/error&#8221;\u4e0b\u641c\u7d22\u6a21\u677f\u548c\u9759\u6001\u8d44\u6e90\u3002<br \/>\n\u4f8b\u5982\uff0cHTTP 404\u5c06\u6309\u7167\u4ee5\u4e0b\u987a\u5e8f\u641c\u7d22\uff1a<\/p>\n<p>\u30fb&#8217;\/\/error\/404.&#8217;<br \/>\n\u30fb&#8217;\/\/error\/404.html&#8217;<br \/>\n\u30fb&#8217;\/\/error\/4xx.&#8217;<br \/>\n\u30fb&#8217;\/\/error\/4xx.html&#8217;<\/p><\/blockquote>\n<h3>\u53ef\u4ee5\u5728 server.error.path \u4e2d\u66f4\u6539 \/error\u3002<\/h3>\n<p>\u9519\u8bef\u9875\u9762\u7684\u663e\u793a\u7531Spring Boot\u7684BasicErrorController\u5904\u7406\u3002<\/p>\n<p>spring-boot\/BasicErrorController.java \u5728 v2.2.0.RELEASE \u7248\u672c\u7684 spring-projects\/spring-boot \u7684 GitHub \u4e0a\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nd\">@Controller<\/span>\r\n<span class=\"nd\">@RequestMapping<\/span><span class=\"o\">(<\/span><span class=\"s\">\"${server.error.path:${error.path:\/error}}\"<\/span><span class=\"o\">)<\/span>\r\n<span class=\"kd\">public<\/span> <span class=\"kd\">class<\/span> <span class=\"nc\">BasicErrorController<\/span> <span class=\"kd\">extends<\/span> <span class=\"nc\">AbstractErrorController<\/span> <span class=\"o\">{<\/span>\r\n<\/code><\/pre>\n<p>\u53ef\u4ee5\u901a\u8fc7\u5728 application.properties \u6587\u4ef6\u4e2d\u8fdb\u884c\u8bbe\u7f6e\u6765\u66f4\u6539 server.error.path \u7684\u8bbe\u5b9a\u503c\u3002\u53c2\u8003\uff1a\u5e38\u7528\u5e94\u7528\u5c5e\u6027\u3002<\/p>\n<h2>\u9ed8\u8ba4\u7684\/error\u6620\u5c04\u7684\u95ee\u9898<\/h2>\n<p>\/\u9519\u8bef \u60a8\u5373\u4f7f\u5728\u670d\u52a1\u5668\u4e0a\u653e\u7f6e\u4e86\u4e0e\u9519\u8bef\u6620\u5c04\u5bf9\u5e94\u7684error.html\u6587\u4ef6\uff0c\u4e5f\u4f1a\u5728\/error\u9875\u9762\u4e0a\u9047\u5230999\u9519\u8bef\uff0c\u800c\u4e14\u673a\u68b0\u5316\u7684\u5ba2\u6237\u7aef\u6bd4\u5982curl\u7b49\uff0c\u4ecd\u7136\u4f1a\u9047\u5230\u610f\u5916\u7684JSON\u54cd\u5e94\u95ee\u9898\u3002<\/p>\n<p>\u4ee5\u4e0b\u63d0\u4f9b\u4e00\u79cd\u89e3\u51b3\u8fd9\u4e9b\u95ee\u9898\u7684\u65b9\u6cd5\u3002<\/p>\n<h2>\u5982\u4f55\u81ea\u5b9a\u4e49\u9519\u8bef\u5904\u7406\uff1f<\/h2>\n<p>\u66ff\u6362\u9ed8\u8ba4\u9519\u8bef\u5904\u7406\u7684\u65b9\u6cd5\u5305\u62ec\u5b9e\u73b0ErrorController\u63a5\u53e3\uff0c\u6216\u8005\u7ee7\u7eed\u4f7f\u7528\u73b0\u6709\u7684BasicErrorController\u7b49\u73b0\u6709\u5904\u7406\u65b9\u6cd5\u5e76\u5b9e\u73b0ErrorAttributes\u63a5\u53e3\u4ee5\u66ff\u6362\u5185\u5bb9\u3002<\/p>\n<p>\u300aSpring Boot\u53c2\u8003\u6587\u6863\u300b<\/p>\n<blockquote><p>\u8981\u5b8c\u5168\u66ff\u4ee3\u9ed8\u8ba4\u884c\u4e3a\uff0c\u4f60\u53ef\u4ee5\u5b9e\u73b0ErrorController\u5e76\u6ce8\u518c\u4e00\u4e2a\u8be5\u7c7b\u578b\u7684bean\u5b9a\u4e49\uff0c\u6216\u8005\u6dfb\u52a0\u4e00\u4e2aErrorAttributes\u7c7b\u578b\u7684bean\u6765\u4f7f\u7528\u73b0\u6709\u673a\u5236\u4f46\u66ff\u6362\u5185\u5bb9\u3002<\/p><\/blockquote>\n<h2>\u4f7f\u7528ErrorController\u81ea\u5b9a\u4e49\u9519\u8bef\u5904\u7406\u3002<\/h2>\n<p>\u901a\u8fc7\u5b9e\u73b0ErrorController\u6765\u81ea\u5b9a\u4e49\u9519\u8bef\u5904\u7406\u7684\u65b9\u6cd5\u5728\u8fd9\u91cc\u8fdb\u884c\u6f14\u793a\u3002<\/p>\n<h3>\u51c6\u5907\u4e00\u4e2a\u5b9e\u73b0ErrorController\u63a5\u53e3\u7684\u7c7b\u3002<\/h3>\n<p>\u51c6\u5907\u5b9e\u73b0ErrorController\u63a5\u53e3\u7684\u7c7b\uff0c\u4ee5\u786e\u5b9a\u9519\u8bef\u9875\u9762\u7684\u89c6\u56fe\u5e76\u8bbe\u7f6e\u8981\u663e\u793a\u7684\u4fe1\u606f\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"kn\">import<\/span> <span class=\"nn\">org.springframework.beans.factory.annotation.Value<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">org.springframework.boot.web.servlet.error.ErrorController<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">org.springframework.http.HttpStatus<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">org.springframework.http.MediaType<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">org.springframework.http.ResponseEntity<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">org.springframework.stereotype.Controller<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">org.springframework.web.bind.annotation.RequestMapping<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">org.springframework.web.servlet.ModelAndView<\/span><span class=\"o\">;<\/span>\r\n\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">javax.servlet.RequestDispatcher<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">javax.servlet.http.HttpServletRequest<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">java.util.Date<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">java.util.HashMap<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">java.util.Map<\/span><span class=\"o\">;<\/span>\r\n\r\n<span class=\"cm\">\/**\r\n * Web \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u5168\u4f53\u306e\u30a8\u30e9\u30fc\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc\u3002\r\n * \u30a8\u30e9\u30fc\u60c5\u5831\u3092 HTML \u3084 JSON \u3067\u51fa\u529b\u3059\u308b\u3002\r\n * ErrorController \u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u306e\u5b9f\u88c5\u30af\u30e9\u30b9\u3002\r\n *\/<\/span>\r\n<span class=\"nd\">@Controller<\/span>\r\n<span class=\"nd\">@RequestMapping<\/span><span class=\"o\">(<\/span><span class=\"s\">\"${server.error.path:${error.path:\/error}}\"<\/span><span class=\"o\">)<\/span> <span class=\"c1\">\/\/ \u30a8\u30e9\u30fc\u30da\u30fc\u30b8\u3078\u306e\u30de\u30c3\u30d4\u30f3\u30b0<\/span>\r\n<span class=\"kd\">public<\/span> <span class=\"kd\">class<\/span> <span class=\"nc\">MyErrorController<\/span> <span class=\"kd\">implements<\/span> <span class=\"nc\">ErrorController<\/span> <span class=\"o\">{<\/span>\r\n\r\n  <span class=\"cm\">\/**\r\n   * \u30a8\u30e9\u30fc\u30da\u30fc\u30b8\u306e\u30d1\u30b9\u3002\r\n   *\/<\/span>\r\n  <span class=\"nd\">@Value<\/span><span class=\"o\">(<\/span><span class=\"s\">\"${server.error.path:${error.path:\/error}}\"<\/span><span class=\"o\">)<\/span>\r\n  <span class=\"kd\">private<\/span> <span class=\"nc\">String<\/span> <span class=\"n\">errorPath<\/span><span class=\"o\">;<\/span>\r\n\r\n  <span class=\"cm\">\/**\r\n   * \u30a8\u30e9\u30fc\u30da\u30fc\u30b8\u306e\u30d1\u30b9\u3092\u8fd4\u3059\u3002\r\n   *\r\n   * @return \u30a8\u30e9\u30fc\u30da\u30fc\u30b8\u306e\u30d1\u30b9\r\n   *\/<\/span>\r\n  <span class=\"nd\">@Override<\/span>\r\n  <span class=\"kd\">public<\/span> <span class=\"nc\">String<\/span> <span class=\"nf\">getErrorPath<\/span><span class=\"o\">()<\/span> <span class=\"o\">{<\/span>\r\n    <span class=\"k\">return<\/span> <span class=\"n\">errorPath<\/span><span class=\"o\">;<\/span>\r\n  <span class=\"o\">}<\/span>\r\n\r\n  <span class=\"cm\">\/**\r\n   * HTML \u30ec\u30b9\u30dd\u30f3\u30b9\u7528\u306e ModelAndView \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u8fd4\u3059\u3002\r\n   *\r\n   * @param request \u30ea\u30af\u30a8\u30b9\u30c8\u60c5\u5831\r\n   * @return HTML \u30ec\u30b9\u30dd\u30f3\u30b9\u7528\u306e ModelAndView \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\r\n   *\/<\/span>\r\n  <span class=\"nd\">@RequestMapping<\/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\">TEXT_HTML_VALUE<\/span><span class=\"o\">)<\/span>\r\n  <span class=\"kd\">public<\/span> <span class=\"nc\">ModelAndView<\/span> <span class=\"nf\">myErrorHtml<\/span><span class=\"o\">(<\/span><span class=\"nc\">HttpServletRequest<\/span> <span class=\"n\">request<\/span><span class=\"o\">)<\/span> <span class=\"o\">{<\/span>\r\n\r\n    <span class=\"c1\">\/\/ HTTP \u30b9\u30c6\u30fc\u30bf\u30b9\u3092\u6c7a\u3081\u308b<\/span>\r\n    <span class=\"c1\">\/\/ \u3053\u3053\u3067\u306f 404 \u4ee5\u5916\u306f\u5168\u90e8 500 \u306b\u3059\u308b<\/span>\r\n    <span class=\"nc\">Object<\/span> <span class=\"n\">statusCode<\/span> <span class=\"o\">=<\/span> <span class=\"n\">request<\/span><span class=\"o\">.<\/span><span class=\"na\">getAttribute<\/span><span class=\"o\">(<\/span><span class=\"nc\">RequestDispatcher<\/span><span class=\"o\">.<\/span><span class=\"na\">ERROR_STATUS_CODE<\/span><span class=\"o\">);<\/span>\r\n    <span class=\"nc\">HttpStatus<\/span> <span class=\"n\">status<\/span> <span class=\"o\">=<\/span> <span class=\"nc\">HttpStatus<\/span><span class=\"o\">.<\/span><span class=\"na\">INTERNAL_SERVER_ERROR<\/span><span class=\"o\">;<\/span>\r\n    <span class=\"k\">if<\/span> <span class=\"o\">(<\/span><span class=\"n\">statusCode<\/span> <span class=\"o\">!=<\/span> <span class=\"kc\">null<\/span> <span class=\"o\">&amp;&amp;<\/span> <span class=\"n\">statusCode<\/span><span class=\"o\">.<\/span><span class=\"na\">toString<\/span><span class=\"o\">().<\/span><span class=\"na\">equals<\/span><span class=\"o\">(<\/span><span class=\"s\">\"404\"<\/span><span class=\"o\">))<\/span> <span class=\"o\">{<\/span>\r\n      <span class=\"n\">status<\/span> <span class=\"o\">=<\/span> <span class=\"nc\">HttpStatus<\/span><span class=\"o\">.<\/span><span class=\"na\">NOT_FOUND<\/span><span class=\"o\">;<\/span>\r\n    <span class=\"o\">}<\/span>\r\n\r\n    <span class=\"c1\">\/\/ \u51fa\u529b\u3057\u305f\u3044\u60c5\u5831\u3092\u30bb\u30c3\u30c8\u3059\u308b<\/span>\r\n    <span class=\"nc\">ModelAndView<\/span> <span class=\"n\">mav<\/span> <span class=\"o\">=<\/span> <span class=\"k\">new<\/span> <span class=\"nc\">ModelAndView<\/span><span class=\"o\">();<\/span>\r\n    <span class=\"n\">mav<\/span><span class=\"o\">.<\/span><span class=\"na\">setStatus<\/span><span class=\"o\">(<\/span><span class=\"n\">status<\/span><span class=\"o\">);<\/span> <span class=\"c1\">\/\/ HTTP \u30b9\u30c6\u30fc\u30bf\u30b9\u3092\u30bb\u30c3\u30c8\u3059\u308b<\/span>\r\n    <span class=\"n\">mav<\/span><span class=\"o\">.<\/span><span class=\"na\">setViewName<\/span><span class=\"o\">(<\/span><span class=\"s\">\"error\"<\/span><span class=\"o\">);<\/span> <span class=\"c1\">\/\/ error.html<\/span>\r\n    <span class=\"n\">mav<\/span><span class=\"o\">.<\/span><span class=\"na\">addObject<\/span><span class=\"o\">(<\/span><span class=\"s\">\"timestamp\"<\/span><span class=\"o\">,<\/span> <span class=\"k\">new<\/span> <span class=\"nc\">Date<\/span><span class=\"o\">());<\/span>\r\n    <span class=\"n\">mav<\/span><span class=\"o\">.<\/span><span class=\"na\">addObject<\/span><span class=\"o\">(<\/span><span class=\"s\">\"status\"<\/span><span class=\"o\">,<\/span> <span class=\"n\">status<\/span><span class=\"o\">.<\/span><span class=\"na\">value<\/span><span class=\"o\">());<\/span>\r\n    <span class=\"n\">mav<\/span><span class=\"o\">.<\/span><span class=\"na\">addObject<\/span><span class=\"o\">(<\/span><span class=\"s\">\"path\"<\/span><span class=\"o\">,<\/span> <span class=\"n\">request<\/span><span class=\"o\">.<\/span><span class=\"na\">getAttribute<\/span><span class=\"o\">(<\/span><span class=\"nc\">RequestDispatcher<\/span><span class=\"o\">.<\/span><span class=\"na\">ERROR_REQUEST_URI<\/span><span class=\"o\">));<\/span>\r\n\r\n    <span class=\"k\">return<\/span> <span class=\"n\">mav<\/span><span class=\"o\">;<\/span>\r\n  <span class=\"o\">}<\/span>\r\n\r\n  <span class=\"cm\">\/**\r\n   * JSON \u30ec\u30b9\u30dd\u30f3\u30b9\u7528\u306e ResponseEntity \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u8fd4\u3059\u3002\r\n   *\r\n   * @param request \u30ea\u30af\u30a8\u30b9\u30c8\u60c5\u5831\r\n   * @return JSON \u30ec\u30b9\u30dd\u30f3\u30b9\u7528\u306e ResponseEntity \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\r\n   *\/<\/span>\r\n  <span class=\"nd\">@RequestMapping<\/span>\r\n  <span class=\"kd\">public<\/span> <span class=\"nc\">ResponseEntity<\/span><span class=\"o\">&lt;<\/span><span class=\"nc\">Map<\/span><span class=\"o\">&lt;<\/span><span class=\"nc\">String<\/span><span class=\"o\">,<\/span> <span class=\"nc\">Object<\/span><span class=\"o\">&gt;&gt;<\/span> <span class=\"nf\">myErrorJson<\/span><span class=\"o\">(<\/span><span class=\"nc\">HttpServletRequest<\/span> <span class=\"n\">request<\/span><span class=\"o\">)<\/span> <span class=\"o\">{<\/span>\r\n\r\n    <span class=\"c1\">\/\/ HTTP \u30b9\u30c6\u30fc\u30bf\u30b9\u3092\u6c7a\u3081\u308b<\/span>\r\n    <span class=\"c1\">\/\/ \u3053\u3053\u3067\u306f 404 \u4ee5\u5916\u306f\u5168\u90e8 500 \u306b\u3059\u308b<\/span>\r\n    <span class=\"nc\">Object<\/span> <span class=\"n\">statusCode<\/span> <span class=\"o\">=<\/span> <span class=\"n\">request<\/span><span class=\"o\">.<\/span><span class=\"na\">getAttribute<\/span><span class=\"o\">(<\/span><span class=\"nc\">RequestDispatcher<\/span><span class=\"o\">.<\/span><span class=\"na\">ERROR_STATUS_CODE<\/span><span class=\"o\">);<\/span>\r\n    <span class=\"nc\">HttpStatus<\/span> <span class=\"n\">status<\/span> <span class=\"o\">=<\/span> <span class=\"nc\">HttpStatus<\/span><span class=\"o\">.<\/span><span class=\"na\">INTERNAL_SERVER_ERROR<\/span><span class=\"o\">;<\/span>\r\n    <span class=\"k\">if<\/span> <span class=\"o\">(<\/span><span class=\"n\">statusCode<\/span> <span class=\"o\">!=<\/span> <span class=\"kc\">null<\/span> <span class=\"o\">&amp;&amp;<\/span> <span class=\"n\">statusCode<\/span><span class=\"o\">.<\/span><span class=\"na\">toString<\/span><span class=\"o\">().<\/span><span class=\"na\">equals<\/span><span class=\"o\">(<\/span><span class=\"s\">\"404\"<\/span><span class=\"o\">))<\/span> <span class=\"o\">{<\/span>\r\n      <span class=\"n\">status<\/span> <span class=\"o\">=<\/span> <span class=\"nc\">HttpStatus<\/span><span class=\"o\">.<\/span><span class=\"na\">NOT_FOUND<\/span><span class=\"o\">;<\/span>\r\n    <span class=\"o\">}<\/span>\r\n\r\n    <span class=\"c1\">\/\/ \u51fa\u529b\u3057\u305f\u3044\u60c5\u5831\u3092\u30bb\u30c3\u30c8\u3059\u308b<\/span>\r\n    <span class=\"nc\">Map<\/span><span class=\"o\">&lt;<\/span><span class=\"nc\">String<\/span><span class=\"o\">,<\/span> <span class=\"nc\">Object<\/span><span class=\"o\">&gt;<\/span> <span class=\"n\">body<\/span> <span class=\"o\">=<\/span> <span class=\"k\">new<\/span> <span class=\"nc\">HashMap<\/span><span class=\"o\">&lt;<\/span><span class=\"nc\">String<\/span><span class=\"o\">,<\/span> <span class=\"nc\">Object<\/span><span class=\"o\">&gt;();<\/span>\r\n    <span class=\"n\">body<\/span><span class=\"o\">.<\/span><span class=\"na\">put<\/span><span class=\"o\">(<\/span><span class=\"s\">\"timestamp\"<\/span><span class=\"o\">,<\/span> <span class=\"k\">new<\/span> <span class=\"nc\">Date<\/span><span class=\"o\">());<\/span>\r\n    <span class=\"n\">body<\/span><span class=\"o\">.<\/span><span class=\"na\">put<\/span><span class=\"o\">(<\/span><span class=\"s\">\"status\"<\/span><span class=\"o\">,<\/span> <span class=\"n\">status<\/span><span class=\"o\">.<\/span><span class=\"na\">value<\/span><span class=\"o\">());<\/span>\r\n    <span class=\"n\">body<\/span><span class=\"o\">.<\/span><span class=\"na\">put<\/span><span class=\"o\">(<\/span><span class=\"s\">\"path\"<\/span><span class=\"o\">,<\/span> <span class=\"n\">request<\/span><span class=\"o\">.<\/span><span class=\"na\">getAttribute<\/span><span class=\"o\">(<\/span><span class=\"nc\">RequestDispatcher<\/span><span class=\"o\">.<\/span><span class=\"na\">ERROR_REQUEST_URI<\/span><span class=\"o\">));<\/span>\r\n\r\n    <span class=\"k\">return<\/span> <span class=\"k\">new<\/span> <span class=\"nc\">ResponseEntity<\/span><span class=\"o\">&lt;&gt;(<\/span><span class=\"n\">body<\/span><span class=\"o\">,<\/span> <span class=\"n\">status<\/span><span class=\"o\">);<\/span>\r\n  <span class=\"o\">}<\/span>\r\n<span class=\"o\">}<\/span>\r\n<\/code><\/pre>\n<p>\u53c2\u8003\uff1a<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">ErrorController (Spring Boot Docs 2.2.0.RELEASE API)<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">spring-boot\/BasicErrorController.java at v2.2.0.RELEASE \u00b7 spring-projects\/spring-boot \u00b7 GitHub<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">Spring Boot \u30a8\u30e9\u30fc\u30da\u30fc\u30b8\u306e\u6700\u4f4e\u9650\u306e\u30ab\u30b9\u30bf\u30de\u30a4\u30ba (ErrorController \u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u306e\u5b9f\u88c5) &#8211; Qiita<\/ul>\n<h3>\u51c6\u5907\u4e00\u4e2aHTML\u6a21\u677f\u4f5c\u4e3a\u89c6\u56fe\u3002<\/h3>\n<p>\u51c6\u5907\u4e00\u4e2a\u9488\u5bf9\u89c6\u56fe\u540d\u79f0\u7684HTML\u6a21\u677f\u6587\u4ef6error.html.<\/p>\n<pre class=\"post-pre\"><code><span class=\"cp\">&lt;!DOCTYPE html&gt;<\/span>\r\n<span class=\"nt\">&lt;html<\/span> <span class=\"na\">lang=<\/span><span class=\"s\">\"en\"<\/span><span class=\"nt\">&gt;<\/span>\r\n<span class=\"nt\">&lt;head&gt;<\/span>\r\n  <span class=\"nt\">&lt;meta<\/span> <span class=\"na\">charset=<\/span><span class=\"s\">\"UTF-8\"<\/span><span class=\"nt\">&gt;<\/span>\r\n  <span class=\"nt\">&lt;title&gt;<\/span>\/error<span class=\"nt\">&lt;\/title&gt;<\/span>\r\n<span class=\"nt\">&lt;\/head&gt;<\/span>\r\n<span class=\"nt\">&lt;body&gt;<\/span>\r\n  <span class=\"nt\">&lt;div<\/span> <span class=\"na\">th:text=<\/span><span class=\"s\">\"'timestamp: ' + ${timestamp}\"<\/span><span class=\"nt\">&gt;&lt;\/div&gt;<\/span>\r\n  <span class=\"nt\">&lt;div<\/span> <span class=\"na\">th:text=<\/span><span class=\"s\">\"'status: ' + ${status}\"<\/span><span class=\"nt\">&gt;&lt;\/div&gt;<\/span>\r\n  <span class=\"nt\">&lt;div<\/span> <span class=\"na\">th:text=<\/span><span class=\"s\">\"'path: ' + ${path}\"<\/span><span class=\"nt\">&gt;&lt;\/div&gt;<\/span>\r\n<span class=\"nt\">&lt;\/body&gt;<\/span>\r\n<span class=\"nt\">&lt;\/html&gt;<\/span>\r\n<\/code><\/pre>\n<p>\u73b0\u5728\uff0c\u5f53\u51fa\u73b0404 Not Found\u7b49\u9519\u8bef\u65f6\uff0c\u8fd9\u4e9b\u5b9e\u73b0\u7c7b\u5c06\u8d1f\u8d23\u5904\u7406\u3002<\/p>\n<h2>\u4f7f\u7528ErrorAttributes\u548cErrorViewResolver\u6765\u81ea\u5b9a\u4e49\u9519\u8bef\u5904\u7406\u3002<\/h2>\n<p>\u5728\u8fd9\u91cc\uff0c\u6211\u4eec\u901a\u8fc7\u5b9e\u73b0ErrorAttributes\u548cErrorViewResolver\u6765\u5b9a\u5236\u9519\u8bef\u5904\u7406\u7684\u65b9\u5f0f\u3002<\/p>\n<h3>\u51c6\u5907\u4e00\u4e2a\u5b9e\u73b0ErrorAttributes\u63a5\u53e3\u7684\u7c7b<\/h3>\n<p>\u9996\u5148\uff0c\u51c6\u5907\u4e00\u4e2a\u5b9e\u73b0ErrorAttributes\u63a5\u53e3\u7684\u7c7b\uff0c\u7528\u4e8e\u8fd4\u56de\u8bbe\u7f6e\u4e3a\u54cd\u5e94JSON\u6216ModelAndView\u7684\u4fe1\u606f\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"kn\">import<\/span> <span class=\"nn\">org.springframework.boot.web.servlet.error.DefaultErrorAttributes<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">org.springframework.stereotype.Component<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">org.springframework.web.context.request.RequestAttributes<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">org.springframework.web.context.request.WebRequest<\/span><span class=\"o\">;<\/span>\r\n\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">java.util.Date<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">java.util.HashMap<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">java.util.Map<\/span><span class=\"o\">;<\/span>\r\n\r\n<span class=\"cm\">\/**\r\n * \u30ed\u30b0\u306b\u8a18\u9332\u3057\u305f\u308a\u30e6\u30fc\u30b6\u30fc\u306b\u63d0\u793a\u3059\u308b\u30a8\u30e9\u30fc\u60c5\u5831\u3078\u306e\u30a2\u30af\u30bb\u30b9\u3092\u63d0\u4f9b\u3059\u308b\u3002\r\n * ErrorAttributes \u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3092\u5b9f\u88c5\u3059\u308b\u305f\u3081\u3001DefaultErrorAttributes \u30af\u30e9\u30b9\u3092\u7d99\u627f\u3057\u3066\u3044\u308b\u3002\r\n *\/<\/span>\r\n<span class=\"nd\">@Component<\/span> <span class=\"c1\">\/\/ DI\u30b3\u30f3\u30c6\u30ca\u306b\u767b\u9332\u3059\u308b<\/span>\r\n<span class=\"kd\">public<\/span> <span class=\"kd\">class<\/span> <span class=\"nc\">MyErrorAttributes<\/span> <span class=\"kd\">extends<\/span> <span class=\"nc\">DefaultErrorAttributes<\/span> <span class=\"o\">{<\/span>\r\n\r\n  <span class=\"cm\">\/**\r\n   * \u30a8\u30e9\u30fc\u60c5\u5831\u3092\u8fd4\u3059\u3002\r\n   * \u30a8\u30e9\u30fc\u60c5\u5831\u306f\u3001\u30a8\u30e9\u30fc\u30da\u30fc\u30b8 ModelAndView \u306e\u30e2\u30c7\u30eb\u3068\u3057\u3066\u4f7f\u7528\u3059\u308b\u304b\r\n   * \u307e\u305f\u306f @ResponseBody \u306e JSON \u30c7\u30fc\u30bf\u3068\u3057\u3066\u4f7f\u7528\u3059\u308b\u3002\r\n   * @param webRequest \u30ea\u30af\u30a8\u30b9\u30c8\u60c5\u5831\r\n   * @param includeStackTrace \u30b9\u30bf\u30c3\u30af\u30c8\u30ec\u30fc\u30b9\u3092\u542b\u3081\u308b\u5fc5\u8981\u304c\u3042\u308b\u5834\u5408\u306f true\r\n   * @return \u30a8\u30e9\u30fc\u60c5\u5831\r\n   *\/<\/span>\r\n  <span class=\"nd\">@Override<\/span>\r\n  <span class=\"kd\">public<\/span> <span class=\"nc\">Map<\/span><span class=\"o\">&lt;<\/span><span class=\"nc\">String<\/span><span class=\"o\">,<\/span> <span class=\"nc\">Object<\/span><span class=\"o\">&gt;<\/span> <span class=\"nf\">getErrorAttributes<\/span><span class=\"o\">(<\/span><span class=\"nc\">WebRequest<\/span> <span class=\"n\">webRequest<\/span><span class=\"o\">,<\/span> <span class=\"kt\">boolean<\/span> <span class=\"n\">includeStackTrace<\/span><span class=\"o\">)<\/span> <span class=\"o\">{<\/span>\r\n\r\n    <span class=\"c1\">\/\/ \u30a8\u30e9\u30fc\u60c5\u5831\u306e Map \u30aa\u30d6\u30b8\u30a7\u30af\u30c8<\/span>\r\n    <span class=\"c1\">\/\/ \u3053\u3053\u306b\u30ec\u30b9\u30dd\u30f3\u30b9 JSON \u3084\u30a8\u30e9\u30fc\u30da\u30fc\u30b8\u306b\u5fc5\u8981\u306a\u60c5\u5831\u3092\u8ffd\u52a0\u3057\u3066\u3044\u304f<\/span>\r\n    <span class=\"nc\">Map<\/span><span class=\"o\">&lt;<\/span><span class=\"nc\">String<\/span><span class=\"o\">,<\/span> <span class=\"nc\">Object<\/span><span class=\"o\">&gt;<\/span> <span class=\"n\">attr<\/span> <span class=\"o\">=<\/span> <span class=\"k\">new<\/span> <span class=\"nc\">HashMap<\/span><span class=\"o\">&lt;<\/span><span class=\"nc\">String<\/span><span class=\"o\">,<\/span> <span class=\"nc\">Object<\/span><span class=\"o\">&gt;();<\/span>\r\n\r\n    <span class=\"c1\">\/\/ timestamp<\/span>\r\n    <span class=\"n\">attr<\/span><span class=\"o\">.<\/span><span class=\"na\">put<\/span><span class=\"o\">(<\/span><span class=\"s\">\"timestamp\"<\/span><span class=\"o\">,<\/span> <span class=\"k\">new<\/span> <span class=\"nc\">Date<\/span><span class=\"o\">());<\/span>\r\n\r\n    <span class=\"c1\">\/\/ status<\/span>\r\n    <span class=\"nc\">Object<\/span> <span class=\"n\">status<\/span> <span class=\"o\">=<\/span> <span class=\"n\">webRequest<\/span><span class=\"o\">.<\/span><span class=\"na\">getAttribute<\/span><span class=\"o\">(<\/span><span class=\"s\">\"javax.servlet.error.status_code\"<\/span><span class=\"o\">,<\/span> <span class=\"nc\">RequestAttributes<\/span><span class=\"o\">.<\/span><span class=\"na\">SCOPE_REQUEST<\/span><span class=\"o\">);<\/span>\r\n    <span class=\"k\">if<\/span> <span class=\"o\">(<\/span><span class=\"n\">status<\/span> <span class=\"o\">==<\/span> <span class=\"kc\">null<\/span><span class=\"o\">)<\/span> <span class=\"o\">{<\/span>\r\n      <span class=\"n\">status<\/span> <span class=\"o\">=<\/span> <span class=\"mi\">999<\/span><span class=\"o\">;<\/span> <span class=\"c1\">\/\/ \u3053\u3053\u3067\u306f 999 \u306b\u3057\u3066\u304a\u304f<\/span>\r\n    <span class=\"o\">}<\/span>\r\n    <span class=\"n\">attr<\/span><span class=\"o\">.<\/span><span class=\"na\">put<\/span><span class=\"o\">(<\/span><span class=\"s\">\"status\"<\/span><span class=\"o\">,<\/span> <span class=\"n\">status<\/span><span class=\"o\">);<\/span>\r\n\r\n    <span class=\"c1\">\/\/ path<\/span>\r\n    <span class=\"nc\">Object<\/span> <span class=\"n\">path<\/span> <span class=\"o\">=<\/span> <span class=\"n\">webRequest<\/span><span class=\"o\">.<\/span><span class=\"na\">getAttribute<\/span><span class=\"o\">(<\/span><span class=\"s\">\"javax.servlet.error.request_uri\"<\/span><span class=\"o\">,<\/span> <span class=\"nc\">RequestAttributes<\/span><span class=\"o\">.<\/span><span class=\"na\">SCOPE_REQUEST<\/span><span class=\"o\">);<\/span>\r\n    <span class=\"k\">if<\/span> <span class=\"o\">(<\/span><span class=\"n\">path<\/span> <span class=\"o\">!=<\/span> <span class=\"kc\">null<\/span><span class=\"o\">)<\/span> <span class=\"o\">{<\/span>\r\n      <span class=\"n\">attr<\/span><span class=\"o\">.<\/span><span class=\"na\">put<\/span><span class=\"o\">(<\/span><span class=\"s\">\"path\"<\/span><span class=\"o\">,<\/span> <span class=\"n\">path<\/span><span class=\"o\">);<\/span>\r\n    <span class=\"o\">}<\/span>\r\n\r\n    <span class=\"c1\">\/\/ \u72ec\u81ea\u306e\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u8ffd\u52a0\u3059\u308b<\/span>\r\n    <span class=\"n\">attr<\/span><span class=\"o\">.<\/span><span class=\"na\">put<\/span><span class=\"o\">(<\/span><span class=\"s\">\"myErrorMessage\"<\/span><span class=\"o\">,<\/span> <span class=\"n\">status<\/span><span class=\"o\">);<\/span>\r\n\r\n    <span class=\"k\">return<\/span> <span class=\"n\">attr<\/span><span class=\"o\">;<\/span>\r\n  <span class=\"o\">}<\/span>\r\n<span class=\"o\">}<\/span>\r\n<\/code><\/pre>\n<p>\u53ef\u4ee5\u53c2\u8003\uff1a<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">ErrorAttributes (Spring Boot Docs 2.2.0.RELEASE API)<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">spring-boot\/spring-boot-project\/spring-boot\/src\/main\/java\/org\/springframework\/boot\/web\/servlet\/error at v2.2.0.RELEASE \u00b7 spring-projects\/spring-boot \u00b7 GitHub<\/ul>\n<h3>\u51c6\u5907\u4e00\u4e2a\u5b9e\u73b0ErrorViewResolver\u63a5\u53e3\u7684\u7c7b<\/h3>\n<p>\u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u9700\u8981\u51c6\u5907\u4e00\u4e2aErrorViewResolver\u63a5\u53e3\u7684\u5b9e\u73b0\u7c7b\uff0c\u4ee5\u786e\u5b9a\u9519\u8bef\u9875\u9762\u7684\u89c6\u56fe\u5e76\u8bbe\u7f6e\u8981\u663e\u793a\u7684\u4fe1\u606f\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"kn\">import<\/span> <span class=\"nn\">org.springframework.boot.autoconfigure.web.servlet.error.ErrorViewResolver<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">org.springframework.http.HttpStatus<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">org.springframework.stereotype.Component<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">org.springframework.web.servlet.ModelAndView<\/span><span class=\"o\">;<\/span>\r\n\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">javax.servlet.http.HttpServletRequest<\/span><span class=\"o\">;<\/span>\r\n<span class=\"kn\">import<\/span> <span class=\"nn\">java.util.Map<\/span><span class=\"o\">;<\/span>\r\n\r\n<span class=\"cm\">\/**\r\n * \u30a8\u30e9\u30fc\u30d3\u30e5\u30fc\u3092\u6c7a\u3081\u308b bean \u30af\u30e9\u30b9\u3002\r\n *\/<\/span>\r\n<span class=\"nd\">@Component<\/span> <span class=\"c1\">\/\/ DI\u30b3\u30f3\u30c6\u30ca\u306b\u767b\u9332\u3059\u308b<\/span>\r\n<span class=\"kd\">public<\/span> <span class=\"kd\">class<\/span> <span class=\"nc\">MyErrorViewResolver<\/span> <span class=\"kd\">implements<\/span> <span class=\"nc\">ErrorViewResolver<\/span> <span class=\"o\">{<\/span>\r\n\r\n  <span class=\"kd\">public<\/span> <span class=\"nf\">MyErrorViewResolver<\/span><span class=\"o\">()<\/span> <span class=\"o\">{<\/span>\r\n    <span class=\"nc\">System<\/span><span class=\"o\">.<\/span><span class=\"na\">out<\/span><span class=\"o\">.<\/span><span class=\"na\">println<\/span><span class=\"o\">(<\/span><span class=\"s\">\"MyErrorViewResolver created\"<\/span><span class=\"o\">);<\/span>\r\n  <span class=\"o\">}<\/span>\r\n\r\n  <span class=\"cm\">\/**\r\n   * \u30a8\u30e9\u30fc\u30d3\u30e5\u30fc\u3092\u6c7a\u5b9a\u3059\u308b\u3002\r\n   *\r\n   * @param request \u30ea\u30af\u30a8\u30b9\u30c8\u60c5\u5831\r\n   * @param status  \u30a8\u30e9\u30fc\u306e HTTP \u30b9\u30c6\u30fc\u30bf\u30b9\r\n   * @param model   \u30d3\u30e5\u30fc\u3067\u4f7f\u3046\u305f\u3081\u306b\u63d0\u793a\u3055\u308c\u305f\u30e2\u30c7\u30eb\r\n   * @return \u6c7a\u5b9a\u3057\u305f ModelAndView \u307e\u305f\u306f null\r\n   *\/<\/span>\r\n  <span class=\"nd\">@Override<\/span>\r\n  <span class=\"kd\">public<\/span> <span class=\"nc\">ModelAndView<\/span> <span class=\"nf\">resolveErrorView<\/span><span class=\"o\">(<\/span>\r\n    <span class=\"nc\">HttpServletRequest<\/span> <span class=\"n\">request<\/span><span class=\"o\">,<\/span>\r\n    <span class=\"nc\">HttpStatus<\/span> <span class=\"n\">status<\/span><span class=\"o\">,<\/span>\r\n    <span class=\"nc\">Map<\/span><span class=\"o\">&lt;<\/span><span class=\"nc\">String<\/span><span class=\"o\">,<\/span> <span class=\"nc\">Object<\/span><span class=\"o\">&gt;<\/span> <span class=\"n\">model<\/span><span class=\"o\">)<\/span> <span class=\"o\">{<\/span>\r\n\r\n    <span class=\"c1\">\/\/ \u30e2\u30c7\u30eb\u3068\u30d3\u30e5\u30fc\u306e\u60c5\u5831\u3092\u69cb\u7bc9<\/span>\r\n    <span class=\"nc\">ModelAndView<\/span> <span class=\"n\">mav<\/span> <span class=\"o\">=<\/span> <span class=\"k\">new<\/span> <span class=\"nc\">ModelAndView<\/span><span class=\"o\">();<\/span>\r\n\r\n    <span class=\"c1\">\/\/ MyErrorAttributes#getErrorAttributes \u306e\u623b\u308a\u5024\u3092\u30bb\u30c3\u30c8<\/span>\r\n    <span class=\"n\">mav<\/span><span class=\"o\">.<\/span><span class=\"na\">addAllObjects<\/span><span class=\"o\">(<\/span><span class=\"n\">model<\/span><span class=\"o\">);<\/span>\r\n\r\n    <span class=\"c1\">\/\/ \u30d3\u30e5\u30fc\u540d\u3092\u6307\u5b9a<\/span>\r\n    <span class=\"n\">mav<\/span><span class=\"o\">.<\/span><span class=\"na\">setViewName<\/span><span class=\"o\">(<\/span><span class=\"s\">\"myerror\"<\/span><span class=\"o\">);<\/span> <span class=\"c1\">\/\/ resources\/templates\/myerror.html<\/span>\r\n\r\n    <span class=\"c1\">\/\/ \u30b9\u30c6\u30fc\u30bf\u30b9\u306b\u5fdc\u3058\u3066\u51e6\u7406<\/span>\r\n    <span class=\"k\">if<\/span> <span class=\"o\">(<\/span><span class=\"n\">status<\/span> <span class=\"o\">==<\/span> <span class=\"nc\">HttpStatus<\/span><span class=\"o\">.<\/span><span class=\"na\">NOT_FOUND<\/span><span class=\"o\">)<\/span> <span class=\"o\">{<\/span>\r\n      <span class=\"c1\">\/\/ 404 Not Found<\/span>\r\n      <span class=\"n\">mav<\/span><span class=\"o\">.<\/span><span class=\"na\">setStatus<\/span><span class=\"o\">(<\/span><span class=\"nc\">HttpStatus<\/span><span class=\"o\">.<\/span><span class=\"na\">NOT_FOUND<\/span><span class=\"o\">);<\/span>\r\n      <span class=\"n\">mav<\/span><span class=\"o\">.<\/span><span class=\"na\">addObject<\/span><span class=\"o\">(<\/span><span class=\"s\">\"myErrorMessage\"<\/span><span class=\"o\">,<\/span> <span class=\"s\">\"404 Not Found\"<\/span><span class=\"o\">);<\/span>\r\n    <span class=\"o\">}<\/span> <span class=\"k\">else<\/span> <span class=\"o\">{<\/span>\r\n      <span class=\"c1\">\/\/ 404 \u4ee5\u5916\u306f\u5168\u90e8 500 \u306b\u3059\u308b<\/span>\r\n      <span class=\"n\">mav<\/span><span class=\"o\">.<\/span><span class=\"na\">setStatus<\/span><span class=\"o\">(<\/span><span class=\"nc\">HttpStatus<\/span><span class=\"o\">.<\/span><span class=\"na\">INTERNAL_SERVER_ERROR<\/span><span class=\"o\">);<\/span>\r\n      <span class=\"n\">mav<\/span><span class=\"o\">.<\/span><span class=\"na\">addObject<\/span><span class=\"o\">(<\/span><span class=\"s\">\"myErrorMessage\"<\/span><span class=\"o\">,<\/span> <span class=\"s\">\"500 Internal Server Error\"<\/span><span class=\"o\">);<\/span>\r\n    <span class=\"o\">}<\/span>\r\n\r\n    <span class=\"k\">return<\/span> <span class=\"n\">mav<\/span><span class=\"o\">;<\/span>\r\n  <span class=\"o\">}<\/span>\r\n<span class=\"o\">}<\/span>\r\n<\/code><\/pre>\n<p>\u53c2\u8003\uff1a<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">ErrorViewResolver (Spring Boot Docs 2.2.0.RELEASE API)<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">spring-boot\/spring-boot-project\/spring-boot-autoconfigure\/src\/main\/java\/org\/springframework\/boot\/autoconfigure\/web\/servlet\/error at v2.2.0.RELEASE \u00b7 spring-projects\/spring-boot \u00b7 GitHub<\/ul>\n<h3>\u51c6\u5907\u4e00\u4e2a\u53ef\u4ee5\u4f5c\u4e3a\u89c6\u56fe\u7684HTML\u6a21\u677f\u3002<\/h3>\n<p>\u4e3a\u89c6\u56fe\u540d\u79f0\u51c6\u5907\u4e00\u4e2a\u4e0e\u4e4b\u5339\u914d\u7684HTML\u6a21\u677f\u6587\u4ef6myerror.html\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"cp\">&lt;!DOCTYPE html&gt;<\/span>\r\n<span class=\"nt\">&lt;html<\/span> <span class=\"na\">lang=<\/span><span class=\"s\">\"en\"<\/span><span class=\"nt\">&gt;<\/span>\r\n<span class=\"nt\">&lt;head&gt;<\/span>\r\n  <span class=\"nt\">&lt;meta<\/span> <span class=\"na\">charset=<\/span><span class=\"s\">\"UTF-8\"<\/span><span class=\"nt\">&gt;<\/span>\r\n  <span class=\"nt\">&lt;title&gt;<\/span>\/myerror<span class=\"nt\">&lt;\/title&gt;<\/span>\r\n<span class=\"nt\">&lt;\/head&gt;<\/span>\r\n<span class=\"nt\">&lt;body&gt;<\/span>\r\n  <span class=\"nt\">&lt;div<\/span> <span class=\"na\">th:text=<\/span><span class=\"s\">\"'myErrorMessage: ' + ${myErrorMessage}\"<\/span><span class=\"nt\">&gt;&lt;\/div&gt;<\/span>\r\n  <span class=\"nt\">&lt;div<\/span> <span class=\"na\">th:text=<\/span><span class=\"s\">\"'timestamp: ' + ${timestamp}\"<\/span><span class=\"nt\">&gt;&lt;\/div&gt;<\/span>\r\n  <span class=\"nt\">&lt;div<\/span> <span class=\"na\">th:text=<\/span><span class=\"s\">\"'status: ' + ${status}\"<\/span><span class=\"nt\">&gt;&lt;\/div&gt;<\/span>\r\n  <span class=\"nt\">&lt;div<\/span> <span class=\"na\">th:text=<\/span><span class=\"s\">\"'path: ' + ${path}\"<\/span><span class=\"nt\">&gt;&lt;\/div&gt;<\/span>\r\n<span class=\"nt\">&lt;\/body&gt;<\/span>\r\n<span class=\"nt\">&lt;\/html&gt;<\/span>\r\n<\/code><\/pre>\n<p>\u9019\u6a23\uff0c\u7576\u51fa\u73fe404 Not Found\u7b49\u932f\u8aa4\u6642\uff0c\u9019\u4e9b\u5be6\u73fe\u985e\u5c07\u8655\u7406\u8a72\u932f\u8aa4\u3002<\/p>\n<h2>\u8bf7\u63d0\u4f9b\u53c2\u8003\u8d44\u6599\u3002<\/h2>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">Spring Boot Reference Documentation &#8211; The \u201cSpring Web MVC Framework\u201d &#8211; Error Handling<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">SpringBoot\u3092\u4f7f\u3046\u3068\u304d\u306b\u6700\u4f4e\u9650\u3084\u3063\u3066\u304a\u304d\u305f\u3044\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5bfe\u7b56 &#8211; Qiita<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">Spring Boot \u3067 Boot \u3057\u305f\u5f8c\u306b\u4f5c\u308b Web \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u57fa\u76e4\/spring-boot-application-infrastructure &#8211; Speaker Deck<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>\u603b\u7ed3 Web \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u5168\u4f53\u3067\u767a\u751f\u3059\u308b 404 Not Found \u306a\u3069\u306e\u30a8\u30e9\u30fc\u306b\u3064\u3044\u3066\u3001Spring  [&hellip;]<\/p>\n","protected":false},"author":5,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-39976","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>\u901a\u8fc7Spring Boot\u6765\u81ea\u5b9a\u4e49404 Not Found\u7b49\u9519\u8bef\u7684\u663e\u793a\u65b9\u5f0f - 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\/\u901a\u8fc7spring-boot\u6765\u81ea\u5b9a\u4e49404-not-found\u7b49\u9519\u8bef\u7684\u663e\u793a\u65b9\u5f0f\u3002\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u901a\u8fc7Spring Boot\u6765\u81ea\u5b9a\u4e49404 Not Found\u7b49\u9519\u8bef\u7684\u663e\u793a\u65b9\u5f0f\" \/>\n<meta property=\"og:description\" content=\"\u603b\u7ed3 Web \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u5168\u4f53\u3067\u767a\u751f\u3059\u308b 404 Not Found \u306a\u3069\u306e\u30a8\u30e9\u30fc\u306b\u3064\u3044\u3066\u3001Spring [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/zh\/blog\/\u901a\u8fc7spring-boot\u6765\u81ea\u5b9a\u4e49404-not-found\u7b49\u9519\u8bef\u7684\u663e\u793a\u65b9\u5f0f\u3002\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - Silicon Cloud\" \/>\n<meta property=\"article:published_time\" content=\"2024-01-15T05:57:15+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-04-28T14:55:20+00:00\" \/>\n<meta name=\"author\" content=\"\u6e05, \u5b87\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u4f5c\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"\u6e05, \u5b87\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4\" \/>\n\t<meta name=\"twitter:data2\" content=\"8 \u5206\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/%e9%80%9a%e8%bf%87spring-boot%e6%9d%a5%e8%87%aa%e5%ae%9a%e4%b9%89404-not-found%e7%ad%89%e9%94%99%e8%af%af%e7%9a%84%e6%98%be%e7%a4%ba%e6%96%b9%e5%bc%8f%e3%80%82\/\",\"url\":\"https:\/\/www.silicloud.com\/zh\/blog\/%e9%80%9a%e8%bf%87spring-boot%e6%9d%a5%e8%87%aa%e5%ae%9a%e4%b9%89404-not-found%e7%ad%89%e9%94%99%e8%af%af%e7%9a%84%e6%98%be%e7%a4%ba%e6%96%b9%e5%bc%8f%e3%80%82\/\",\"name\":\"\u901a\u8fc7Spring Boot\u6765\u81ea\u5b9a\u4e49404 Not Found\u7b49\u9519\u8bef\u7684\u663e\u793a\u65b9\u5f0f - Blog - Silicon 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