{"id":828,"date":"2024-03-01T01:59:49","date_gmt":"2023-01-30T12:54:27","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/index.php\/2023\/11\/30\/%e6%8d%95%e8%8e%b7%e5%a4%9a%e4%b8%aajava%e5%bc%82%e5%b8%b8%ef%bc%8c%e5%b9%b6%e9%87%8d%e6%96%b0%e6%8a%9b%e5%87%ba%e5%bc%82%e5%b8%b8%e3%80%82\/"},"modified":"2025-08-03T11:29:11","modified_gmt":"2025-08-03T03:29:11","slug":"%e6%8d%95%e8%8e%b7%e5%a4%9a%e4%b8%aajava%e5%bc%82%e5%b8%b8%ef%bc%8c%e5%b9%b6%e9%87%8d%e6%96%b0%e6%8a%9b%e5%87%ba%e5%bc%82%e5%b8%b8%e3%80%82","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e6%8d%95%e8%8e%b7%e5%a4%9a%e4%b8%aajava%e5%bc%82%e5%b8%b8%ef%bc%8c%e5%b9%b6%e9%87%8d%e6%96%b0%e6%8a%9b%e5%87%ba%e5%bc%82%e5%b8%b8%e3%80%82\/","title":{"rendered":"Java\u5f02\u5e38\u5904\u7406\u8be6\u89e3\uff1a\u591a\u91cd\u5f02\u5e38\u6355\u83b7\u4e0e\u91cd\u65b0\u629b\u51fa\u6700\u4f73\u5b9e\u8df5"},"content":{"rendered":"<p>\u5728Java 7\u4e2d\uff0ccatch\u5757\u5df2\u7ecf\u5f97\u5230\u6539\u8fdb\uff0c\u53ef\u4ee5\u5728\u4e00\u4e2acatch\u5757\u4e2d\u5904\u7406\u591a\u4e2a\u5f02\u5e38\u3002\u5982\u679c\u4f60\u6b63\u5728\u6355\u83b7\u591a\u4e2a\u5f02\u5e38\u4e14\u5b83\u4eec\u5177\u6709\u76f8\u4f3c\u7684\u4ee3\u7801\uff0c\u90a3\u4e48\u4f7f\u7528\u8fd9\u4e2a\u7279\u6027\u5c06\u51cf\u5c11\u4ee3\u7801\u91cd\u590d\u3002\u8ba9\u6211\u4eec\u901a\u8fc7\u4e00\u4e2a\u4f8b\u5b50\u6765\u4e86\u89e3Java\u6355\u83b7\u591a\u4e2a\u5f02\u5e38\u7684\u7279\u6027\u3002<\/p>\n<h2>\u5728Java\u4e2d\u6355\u83b7\u591a\u4e2a\u5f02\u5e38<\/h2>\n<p>\u5728Java 7\u4e4b\u524d\uff0c\u6211\u4eec\u4e60\u60ef\u6309\u7167\u4e0b\u9762\u7684\u65b9\u5f0f\u9010\u4e2a\u6355\u83b7\u591a\u4e2a\u5f02\u5e38\u3002<\/p>\n<pre class=\"post-pre\"><code>catch (IOException ex) {\r\n     logger.error(ex);\r\n     throw new MyException(ex.getMessage());\r\n}\r\ncatch (SQLException ex) {\r\n     logger.error(ex);\r\n     throw new MyException(ex.getMessage());\r\n}<\/code><\/pre>\n<p>\u5728Java 7\u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u5c06\u8fd9\u4e24\u4e2a\u5f02\u5e38\u90fd\u5728\u4e00\u4e2acatch\u5757\u4e2d\u6355\u83b7\uff0c\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n<pre class=\"post-pre\"><code>catch(IOException | SQLException ex){\r\n     logger.error(ex);\r\n     throw new MyException(ex.getMessage());\r\n}<\/code><\/pre>\n<p>\u5982\u679c\u4e00\u4e2acatch\u5757\u5904\u7406\u591a\u4e2a\u5f02\u5e38\uff0c\u4f60\u53ef\u4ee5\u4f7f\u7528\u4e00\u4e2a\u7ad6\u7ebf\uff08|\uff09\u6765\u5206\u9694\u5b83\u4eec\uff0c\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u5f02\u5e38\u53c2\u6570\uff08ex\uff09\u662ffinal\u7684\uff0c\u6240\u4ee5\u4f60\u4e0d\u80fd\u6539\u53d8\u5b83\u3002\u8fd9\u4e2a\u7279\u6027\u751f\u6210\u7684\u5b57\u8282\u7801\u66f4\u5c0f\uff0c\u5e76\u51cf\u5c11\u4ee3\u7801\u5197\u4f59\u3002<\/p>\n<h3>Java\u91cd\u65b0\u629b\u51fa\u5f02\u5e38<\/h3>\n<p>\u5728\u7f16\u8bd1\u5668\u5206\u6790\u91cd\u65b0\u629b\u51fa\u5f02\u5e38\u65b9\u9762\u8fdb\u884c\u4e86\u53e6\u4e00\u9879\u6539\u8fdb\u3002Java\u91cd\u65b0\u629b\u51fa\u5f02\u5e38\u5141\u8bb8\u60a8\u5728\u65b9\u6cd5\u58f0\u660e\u7684throws\u5b50\u53e5\u4e2d\u6307\u5b9a\u66f4\u5177\u4f53\u7684\u5f02\u5e38\u7c7b\u578b\u3002\u8ba9\u6211\u4eec\u901a\u8fc7\u4e00\u4e2a\u5c0f\u4f8b\u5b50\u6765\u770b\u770b\u8fd9\u4e2a\u6539\u8fdb\u3002<\/p>\n<pre class=\"post-pre\"><code>package com.Olivia.util;\r\n\r\npublic class Java7MultipleExceptions {\r\n\r\n\tpublic static void main(String[] args) {\r\n\t\ttry{\r\n\t\t\trethrow(\"abc\");\r\n\t\t}catch(FirstException | SecondException | ThirdException e){\r\n\t\t\t\/\/\u7531\u4e8ee\u662ffinal\u7684\uff0c\u4e0b\u9762\u7684\u8d4b\u503c\u5c06\u629b\u51fa\u7f16\u8bd1\u65f6\u5f02\u5e38\r\n\t\t\t\/\/e = new Exception();\r\n\t\t\tSystem.out.println(e.getMessage());\r\n\t\t}\r\n\t}\r\n\r\n\tstatic void rethrow(String s) throws FirstException, SecondException,\r\n\t\t\tThirdException {\r\n\t\ttry {\r\n\t\t\tif (s.equals(\"First\"))\r\n\t\t\t\tthrow new FirstException(\"First\");\r\n\t\t\telse if (s.equals(\"Second\"))\r\n\t\t\t\tthrow new SecondException(\"Second\");\r\n\t\t\telse\r\n\t\t\t\tthrow new ThirdException(\"Third\");\r\n\t\t} catch (Exception e) {\r\n\t\t\t\/\/\u4e0b\u9762\u7684\u8d4b\u503c\u4f1a\u7981\u7528Java 7\u6539\u8fdb\u7684\u91cd\u65b0\u629b\u51fa\u5f02\u5e38\u7c7b\u578b\u68c0\u67e5\u529f\u80fd\r\n\t\t\t\/\/ e=new ThirdException();\r\n\t\t\tthrow e;\r\n\t\t}\r\n\t}\r\n\r\n\tstatic class FirstException extends Exception {\r\n\r\n\t\tpublic FirstException(String msg) {\r\n\t\t\tsuper(msg);\r\n\t\t}\r\n\t}\r\n\r\n\tstatic class SecondException extends Exception {\r\n\r\n\t\tpublic SecondException(String msg) {\r\n\t\t\tsuper(msg);\r\n\t\t}\r\n\t}\r\n\r\n\tstatic class ThirdException extends Exception {\r\n\r\n\t\tpublic ThirdException(String msg) {\r\n\t\t\tsuper(msg);\r\n\t\t}\r\n\t}\r\n\r\n}<\/code><\/pre>\n<p>\u4f60\u53ef\u4ee5\u770b\u5230\uff0c\u5728rethrow\u65b9\u6cd5\u4e2d\uff0ccatch\u5757\u6355\u83b7\u4e86Exception\uff0c\u4f46\u5b83\u5e76\u4e0d\u662fthrows\u5b50\u53e5\u7684\u4e00\u90e8\u5206\u3002Java 7\u7f16\u8bd1\u5668\u5206\u6790\u5b8c\u6574\u7684try\u5757\uff0c\u68c0\u67e5\u629b\u51fa\u7684\u5f02\u5e38\u7c7b\u578b\uff0c\u7136\u540e\u4ececatch\u5757\u91cd\u65b0\u629b\u51fa\u5f02\u5e38\u3002\u8bf7\u6ce8\u610f\uff0c\u5982\u679c\u4f60\u6539\u53d8catch\u5757\u7684\u53c2\u6570\uff0c\u8fd9\u4e2a\u5206\u6790\u5c06\u88ab\u7981\u7528\u3002\u66f4\u591a\u9605\u8bfb\uff1aJava\u4e2d\u7684\u5f02\u5e38\u5904\u7406\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5728Java 7\u4e2d\uff0ccatch\u5757\u5df2\u7ecf\u5f97\u5230\u6539\u8fdb\uff0c\u53ef\u4ee5\u5728\u4e00\u4e2acatch\u5757\u4e2d\u5904\u7406\u591a\u4e2a\u5f02\u5e38\u3002\u5982\u679c\u4f60\u6b63\u5728\u6355\u83b7\u591a\u4e2a\u5f02\u5e38\u4e14\u5b83\u4eec [&hellip;]<\/p>\n","protected":false},"author":6,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[1196,180,2181,2183,2182],"class_list":{"0":"post-828","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"hentry","6":"category-uncategorized","7":"tag-java","9":"tag-2181","10":"tag-2183","11":"tag-2182"},"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>Java\u5f02\u5e38\u5904\u7406\u8be6\u89e3\uff1a\u591a\u91cd\u5f02\u5e38\u6355\u83b7\u4e0e\u91cd\u65b0\u629b\u51fa\u6700\u4f73\u5b9e\u8df5 - Blog - Silicon Cloud<\/title>\n<meta name=\"description\" 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