{"id":203490,"date":"2025-05-22T10:43:51","date_gmt":"2025-05-22T02:43:51","guid":{"rendered":"https:\/\/server.hk\/cnblog\/203490\/"},"modified":"2025-05-22T10:43:51","modified_gmt":"2025-05-22T02:43:51","slug":"%e4%bd%bf%e7%94%a8-exceptionhandler-%e5%85%a8%e5%b1%80%e5%bc%82%e5%b8%b8%e5%a4%84%e7%90%86%e6%97%b6%ef%bc%8c%e4%b8%ba%e4%bb%80%e4%b9%88%e5%bc%82%e5%b8%b8%e6%9c%aa%e8%a2%ab-catch-%e6%8d%95%e8%8e%b7","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/203490\/","title":{"rendered":"\u4f7f\u7528 @ExceptionHandler \u5168\u5c40\u5f02\u5e38\u5904\u7406\u65f6\uff0c\u4e3a\u4ec0\u4e48\u5f02\u5e38\u672a\u88ab catch \u6355\u83b7\uff1f"},"content":{"rendered":"<p><b><\/b>     <\/p>\n<h1>\u4f7f\u7528 @ExceptionHandler \u5168\u5c40\u5f02\u5e38\u5904\u7406\u65f6\uff0c\u4e3a\u4ec0\u4e48\u5f02\u5e38\u672a\u88ab catch \u6355\u83b7\uff1f<\/h1>\n<p>\u73cd\u60dc\u65f6\u95f4\uff0c\u52e4\u594b\u5b66\u4e60\uff01\u4eca\u5929\u7ed9\u5927\u5bb6\u5e26\u6765<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u300a\u4f7f\u7528 @ExceptionHandler \u5168\u5c40\u5f02\u5e38\u5904\u7406\u65f6\uff0c\u4e3a\u4ec0\u4e48\u5f02\u5e38\u672a\u88ab catch \u6355\u83b7\uff1f\u300b<\/span>\uff0c\u6b63\u6587\u5185\u5bb9\u4e3b\u8981\u6d89\u53ca\u5230<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\"><\/span>\u7b49\u7b49\uff0c\u5982\u679c\u4f60\u6b63\u5728\u5b66\u4e60<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u6587\u7ae0<\/span>\uff0c\u6216\u8005\u662f\u5bf9<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u6587\u7ae0<\/span>\u6709\u7591\u95ee\uff0c\u6b22\u8fce\u5927\u5bb6\u5173\u6ce8\u6211\uff01\u540e\u9762\u6211\u4f1a\u6301\u7eed\u66f4\u65b0\u76f8\u5173\u5185\u5bb9\u7684\uff0c\u5e0c\u671b\u90fd\u80fd\u5e2e\u5230\u6b63\u5728\u5b66\u4e60\u7684\u5927\u5bb6\uff01<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241109\/1731158143672f607f3f0e8.jpg\" class=\"aligncenter\"><\/p>\n<p><strong>\u5f02\u5e38\u672a\u88ab catch \u6355\u83b7<\/strong><\/p>\n<p>\u5728\u5904\u7406\u5f02\u5e38\u65f6\uff0c\u4f7f\u7528 @ExcepionHandler \u5168\u5c40\u5f02\u5e38\u5904\u7406\u65f6\u53ef\u80fd\u9047\u5230\u5f02\u5e38\u672a\u88ab catch \u6355\u83b7\u7684\u60c5\u51b5\u3002<\/p>\n<p>\u5177\u4f53\u539f\u56e0\u53ef\u80fd\u662f\u56e0\u4e3a try catch \u6240\u6355\u83b7\u7684\u5f02\u5e38\u7c7b\u578b\u4e0e\u5b9e\u9645\u629b\u51fa\u7684\u5f02\u5e38\u7c7b\u578b\u4e0d\u5339\u914d\u3002\u4f8b\u5982\uff0c\u4ee3\u7801\u4e2d\u4f7f\u7528 try catch \u6355\u83b7\u4e86 NullPointerException\uff0c\u4f46\u5b9e\u9645\u629b\u51fa\u7684\u662f FlowableException\u3002\u6b64\u65f6\uff0ctry catch \u5c06\u65e0\u6cd5\u6355\u83b7\u5230\u6b64\u5f02\u5e38\u3002<\/p>\n<p>\u8981\u89e3\u51b3\u6b64\u95ee\u9898\uff0c\u9700\u8981\u6839\u636e\u5b9e\u9645\u629b\u51fa\u7684\u5f02\u5e38\u7c7b\u578b\u8c03\u6574 try catch \u8bed\u53e5\u4e2d\u6355\u83b7\u7684\u5f02\u5e38\u7c7b\u578b\u3002\u540c\u65f6\u786e\u4fdd try catch \u6240\u5305\u56f4\u7684\u4ee3\u7801\u6bb5\u5305\u542b\u4e86\u629b\u51fa\u5f02\u5e38\u7684\u4ee3\u7801\u3002<\/p>\n<p>\u672c\u7bc7\u5173\u4e8e\u300a\u4f7f\u7528 @ExceptionHandler \u5168\u5c40\u5f02\u5e38\u5904\u7406\u65f6\uff0c\u4e3a\u4ec0\u4e48\u5f02\u5e38\u672a\u88ab catch 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