{"id":8471,"date":"2022-11-12T20:32:22","date_gmt":"2022-11-12T12:32:22","guid":{"rendered":"http:\/\/123.57.164.21\/?p=8471"},"modified":"2022-11-12T20:32:22","modified_gmt":"2022-11-12T12:32:22","slug":"spring%e7%9a%84repository%e6%b3%a8%e8%a7%a3%e4%b8%8e-mybatis%e7%9a%84mapper%e4%bb%a5%e5%8f%8amapperscan%e6%b3%a8%e8%a7%a3%e7%9a%84%e5%8c%ba%e5%88%ab","status":"publish","type":"post","link":"https:\/\/92it.top\/?p=8471","title":{"rendered":"Spring\u7684@Repository\u6ce8\u89e3\u4e0e Mybatis\u7684@Mapper\u4ee5\u53ca@MapperScan\u6ce8\u89e3\u7684\u533a\u522b"},"content":{"rendered":"\n<p><strong>@Repository<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<p>@Repository \u662f Spring \u7684\u6ce8\u89e3\uff0c\u7528\u4e8e\u58f0\u660e\u4e00\u4e2a Bean\uff0c\u4e3b\u8981\u7528\u4e8e\u58f0\u660edao\u5c42\u7684bean,\u8fd9\u79cd\u65b9\u5f0f\u662f\u57fa\u4e8e\u4ee3\u7801\u7684\u5f00\u53d1\uff0c\u4e5f\u5c31\u662f\u624b\u5199jdbc\u3002(\u8fd9\u4e2a\u6ce8\u89e3\u548c@Service\uff0c@Controller\u4e00\u6837)<\/p>\n\n\n\n<p>\u6837\u4f8b\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">@Repository\npublic class UserDaoImpl implements UserDao{\n\t\n\t@Override\n\tpublic int insertUser(){\n\t\tJdbcTemplate template = new JdbcTemplate();\n\t\t...\n\t}\n}<\/pre>\n\n\n\n<p><strong>@Mapper<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<p>@Mapper 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#{user.password}, #{user.name})\") \/\/\u4f7f\u7528\u6ce8\u89e3\u7684\u65b9\u5f0f\u5199sql\u8bed\u53e5\n    int insertUser(@Param(\"user\") User user) throws RuntimeException;\n}\n<\/pre>\n\n\n\n<p><strong>@MapperScan<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<p>\u8fd9\u4e2a\u6ce8\u89e3\u662f\u626b\u63cf\u67d0\u4e2a\u5305\uff0c\u81ea\u52a8\u4e3a\u8fd9\u4e2a\u5305\u4e0b\u7684\u63a5\u53e3\u81ea\u52a8\u5b9e\u73b0\u63a5\u53e3\u5b9e\u73b0\u7c7b\u3002<\/p>\n\n\n\n<p>\u6837\u4f8b\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">@MapperScan(\"com.chen.gulimall.product.dao\")\n@SpringBootApplication\npublic class MallProductApplication {\n\n\tpublic static void main(String[] args) {\n\t\tSpringApplication.run(MallProductApplication.class, args);\n\t}\n\n}\n\n<\/pre>\n\n\n\n<p><strong>\u603b\u7ed3<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<ul><li>1.@MapperScan\u662f\u8981spring\u542f\u52a8\u65f6\uff0c\u626b\u63cf\u5230\u6240\u6709\u7684Mapper\u6587\u4ef6\uff0c\u5e76\u751f\u6210\u4ee3\u7406\u7c7b\u4ea4\u7ed9spring\u5bb9\u5668\u7ba1\u7406\uff1b<\/li><li>2.@Mapper\u6ce8\u89e3\uff0c\u5f53\u9879\u76ee\u542f\u52a8\u65f6\uff0c\u626b\u63cf\u5230\u88ab\u6b64\u6ce8\u89e3\u6807\u8bc6\u63a5\u53e3\u7c7b\uff0c\u5c31\u4f1a\u521b\u5efa\u4ee3\u7406\u7c7b\u5e76\u4ea4\u7ed9spring\u5bb9\u5668\u7ba1\u7406\u3002<\/li><li>3.\u5982\u679c\u4e0d\u52a0@MapperScan\u6ce8\u89e3\uff0c\u90a3\u4e48Mapper\u63a5\u53e3\u7c7b\u4e0a\u5c31\u8981\u6dfb\u52a0@Mapper\u6ce8\u89e3\u3002<\/li><li>4. 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