{"id":200743,"date":"2025-05-06T09:31:12","date_gmt":"2025-05-06T01:31:12","guid":{"rendered":"https:\/\/server.hk\/cnblog\/200743\/"},"modified":"2025-05-06T09:31:12","modified_gmt":"2025-05-06T01:31:12","slug":"mybatis-%e6%89%b9%e9%87%8f%e6%8f%92%e5%85%a5%e6%95%b0%e6%8d%ae%e6%97%b6%ef%bc%8c%e6%8b%a6%e6%88%aa%e5%99%a8%e4%b8%ba%e4%bb%80%e4%b9%88%e5%a4%b1%e6%95%88%ef%bc%8c%e5%a6%82%e4%bd%95%e8%a7%a3%e5%86%b3","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/200743\/","title":{"rendered":"MyBatis \u6279\u91cf\u63d2\u5165\u6570\u636e\u65f6\uff0c\u62e6\u622a\u5668\u4e3a\u4ec0\u4e48\u5931\u6548\uff0c\u5982\u4f55\u89e3\u51b3\uff1f"},"content":{"rendered":"<p><b><\/b> <\/p>\n<h1>MyBatis \u6279\u91cf\u63d2\u5165\u6570\u636e\u65f6\uff0c\u62e6\u622a\u5668\u4e3a\u4ec0\u4e48\u5931\u6548\uff0c\u5982\u4f55\u89e3\u51b3\uff1f<\/h1>\n<p>\u4ece\u73b0\u5728\u5f00\u59cb\uff0c\u52aa\u529b\u5b66\u4e60\u5427\uff01\u672c\u6587\u4e3b\u8981\u8bb2\u89e3\u4e86\u7b49\u7b49\u76f8\u5173\u77e5\u8bc6\u70b9\uff0c\u6211\u4f1a\u5728\u4e3b\u673a\u5b9d\u8d1d\u4e2d\u6301\u7eed\u66f4\u65b0\u76f8\u5173\u7684\u7cfb\u5217\u6587\u7ae0\uff0c\u6b22\u8fce\u5927\u5bb6\u5173\u6ce8\u5e76\u79ef\u6781\u7559\u8a00\u5efa\u8bae\u3002\u4e0b\u9762\u5c31\u5148\u4e00\u8d77\u6765\u770b\u4e00\u4e0b\u672c\u7bc7\u6b63\u6587\u5185\u5bb9\u5427\uff0c\u5e0c\u671b\u80fd\u5e2e\u5230\u4f60\uff01<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241113\/173147223767342b6dd1d6b.jpg\" class=\"aligncenter\"><\/p>\n<p><strong>mybatis\u6279\u91cf\u63d2\u5165\u6570\u636e\u65f6\u62e6\u622a\u5668\u5931\u6548<\/strong><\/p>\n<p>\u95ee\u9898\u63cf\u8ff0\uff1a\u5728\u9879\u76ee\u4e2d\u4f7f\u7528mybatis\u7f16\u5199\u4e86\u62e6\u622a\u5668\uff0c\u4e3a\u63d2\u5165\u6216\u66f4\u65b0\u7684\u6570\u636e\u81ea\u52a8\u586b\u5145\u57fa\u7840\u5b57\u6bb5\u503c\u3002\u4f46\u5728\u4f7f\u7528\u6279\u91cf\u63d2\u5165\u6570\u636e\u7684\u65b9\u6cd5\u65f6\uff0c\u62e6\u622a\u5668\u5374\u5931\u6548\uff0c\u5bfc\u81f4\u57fa\u7840\u5b57\u6bb5\u65e0\u6cd5\u8d4b\u503c\u3002<\/p>\n<p>\u4ee3\u7801\u793a\u4f8b\uff1a<\/p>\n<pre>@component\n@intercepts({\n        @signature(type = executor.class,method = \"update\",args = {mappedstatement.class, object.class})\n})\npublic class mybatisautofillplugin implements interceptor {\n    \/\/ ...\n}<\/pre>\n<p>\u8fd9\u4e2a\u95ee\u9898\u7684\u6839\u6e90\u5728\u4e8e\u6279\u91cf\u63d2\u5165\u8bed\u53e5\u4f7f\u7528\u7684\u662fforeach\u6807\u7b7e\uff0c\u8be5\u6807\u7b7e\u4f1a\u5c06\u4e00\u4e2a\u96c6\u5408\u4e2d\u7684\u5143\u7d20\u9010\u4e00\u63d2\u5165\u5230\u6570\u636e\u5e93\u4e2d\u3002\u6b64\u65f6\u62e6\u622a\u5668\u53ea\u62e6\u622a\u4e86executor.update\u65b9\u6cd5\uff0c\u65e0\u6cd5\u62e6\u622a\u6279\u91cf\u63d2\u5165\u7684\u6267\u884c\u8fc7\u7a0b\u3002\u56e0\u6b64\u9700\u8981\u989d\u5916\u62e6\u622astatementhandler.update\u65b9\u6cd5\u6765\u89e3\u51b3\u6b64\u95ee\u9898\u3002<\/p>\n<p>\u89e3\u51b3\u65b9\u6cd5\uff1a<\/p>\n<pre>@Intercepts({\n        @Signature(type = Executor.class,method = \"update\",args = {MappedStatement.class, Object.class}),\n        @Signature(type = StatementHandler.class,method = \"update\",args = {Statement.class})\n})\npublic class MyBatisAutoFillPlugin implements Interceptor {\n    \/\/ ...\n}<\/pre>\n<p>\u6dfb\u52a0\u62e6\u622astatementhandler.update\u65b9\u6cd5\u540e\uff0c\u62e6\u622a\u5668\u5373\u53ef\u6b63\u5e38\u5de5\u4f5c\uff0c\u4e3a\u6279\u91cf\u63d2\u5165\u7684\u6570\u636e\u6b63\u786e\u586b\u5145\u57fa\u7840\u5b57\u6bb5\u503c\u3002<\/p>\n<p>\u4eca\u5929\u5173\u4e8e\u300aMyBatis \u6279\u91cf\u63d2\u5165\u6570\u636e\u65f6\uff0c\u62e6\u622a\u5668\u4e3a\u4ec0\u4e48\u5931\u6548\uff0c\u5982\u4f55\u89e3\u51b3\uff1f\u300b\u7684\u5185\u5bb9\u4ecb\u7ecd\u5c31\u5230\u6b64\u7ed3\u675f\uff0c\u5982\u679c\u6709\u4ec0\u4e48\u7591\u95ee\u6216\u8005\u5efa\u8bae\uff0c\u53ef\u4ee5\u5728\u4e3b\u673a\u5b9d\u8d1d\u516c\u4f17\u53f7\u4e0b\u591a\u591a\u56de\u590d\u4ea4\u6d41\uff1b\u6587\u4e2d\u82e5\u6709\u4e0d\u6b63\u4e4b\u5904\uff0c\u4e5f\u5e0c\u671b\u56de\u590d\u7559\u8a00\u4ee5\u544a\u77e5\uff01<\/p>\n<dl>\n<dt>\n <\/dt>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"<p>MyBatis \u6279\u91cf\u63d2\u5165\u6570\u636e\u65f6\uff0c&#46;&#46;&#46;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-200743","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/200743","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=200743"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/200743\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=200743"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=200743"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=200743"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}