{"id":11851,"date":"2023-11-28T22:36:03","date_gmt":"2023-11-28T14:36:03","guid":{"rendered":"https:\/\/wx.kaifamiao.info\/?p=11851"},"modified":"2023-12-11T14:33:07","modified_gmt":"2023-12-11T06:33:07","slug":"spring-zhongcomponent-hebean-de-qu-bie-shi-shen-me","status":"publish","type":"post","link":"http:\/\/wx.kaifamiao.info\/index.php\/2023\/11\/28\/spring-zhongcomponent-hebean-de-qu-bie-shi-shen-me\/","title":{"rendered":"Spring\u4e2d@Component\u548c@Bean\u7684\u533a\u522b\u662f\u4ec0\u4e48\uff1f"},"content":{"rendered":"

@Component<\/code> \u548c @Bean<\/code> \u662f Spring \u4e2d\u7528\u4e8e\u5b9a\u4e49\u548c\u6ce8\u518c Bean \u7684\u4e24\u79cd\u4e0d\u540c\u65b9\u5f0f\uff0c\u5b83\u4eec\u6709\u4e00\u4e9b\u533a\u522b\uff1a<\/p>\n

    \n
  1. \n\u7528\u9014\uff1a<\/strong><\/p>\n
      \n
    • @Component<\/code> \u7528\u4e8e\u5bf9\u7c7b\u8fdb\u884c\u6807\u6ce8\uff0c\u8868\u660e\u8fd9\u4e2a\u7c7b\u4f1a\u88ab Spring \u626b\u63cf\u5e76\u4f5c\u4e3a\u7ec4\u4ef6\u88ab\u6ce8\u518c\u5230 Spring \u5bb9\u5668\u4e2d\u3002\u5b83\u662f\u4e00\u79cd\u6cdb\u5316\u7684\u6982\u5ff5\uff0c\u53ef\u4ee5\u7528\u4e8e\u4efb\u4f55\u7c7b\u3002<\/li>\n
    • @Bean<\/code> \u7528\u4e8e\u5b9a\u4e49\u4e00\u4e2a\u5177\u4f53\u7684 Bean\uff0c\u5e76\u4e14\u901a\u5e38\u7528\u5728\u914d\u7f6e\u7c7b\u4e2d\u7684\u65b9\u6cd5\u4e0a\uff0c\u65b9\u6cd5\u7684\u8fd4\u56de\u503c\u5c06\u4f5c\u4e3a\u4e00\u4e2a Bean \u6ce8\u518c\u5230 Spring \u5bb9\u5668\u3002<\/li>\n<\/ul>\n<\/li>\n
    • \n\u4f5c\u7528\u8303\u56f4\uff1a<\/strong><\/p>\n
        \n
      • @Component<\/code> \u53ef\u4ee5\u7528\u4e8e\u7c7b\u7ea7\u522b\u7684\u6ce8\u89e3\uff0c\u88ab\u6807\u6ce8\u7684\u7c7b\u4f1a\u88ab Spring \u626b\u63cf\u5e76\u6ce8\u518c\u4e3a Bean\u3002\u901a\u5e38\u7528\u4e8e\u81ea\u5b9a\u4e49\u7684\u4e1a\u52a1\u7c7b\u3001\u670d\u52a1\u7c7b\u7b49\u3002<\/li>\n
      • @Bean<\/code> \u4e3b\u8981\u7528\u4e8e\u65b9\u6cd5\u7ea7\u522b\u7684\u6ce8\u89e3\uff0c\u7528\u4e8e\u5728\u914d\u7f6e\u7c7b\u4e2d\u5b9a\u4e49 Bean\uff0c\u65b9\u6cd5\u7684\u8fd4\u56de\u503c\u5c31\u662f\u8981\u6ce8\u518c\u5230\u5bb9\u5668\u4e2d\u7684 Bean\u3002<\/li>\n<\/ul>\n<\/li>\n
      • \n\u914d\u7f6e\u7c7b vs. \u626b\u63cf\uff1a<\/strong><\/p>\n
          \n
        • @Bean<\/code> \u901a\u5e38\u7528\u4e8e\u914d\u7f6e\u7c7b\u4e2d\uff0c\u901a\u8fc7 JavaConfig \u7684\u65b9\u5f0f\u5b9a\u4e49\u548c\u6ce8\u518c Bean\u3002<\/li>\n
        • @Component<\/code> \u901a\u5e38\u7528\u4e8e\u81ea\u52a8\u626b\u63cf\uff0c\u901a\u8fc7\u7ec4\u4ef6\u626b\u63cf\u7684\u65b9\u5f0f\u5c06\u6807\u6ce8\u6709 @Component<\/code> \u7684\u7c7b\u6ce8\u518c\u4e3a Bean\u3002<\/li>\n<\/ul>\n<\/li>\n
        • \n\u65b9\u6cd5\u7b7e\u540d\uff1a<\/strong><\/p>\n
            \n
          • @Bean<\/code> \u6ce8\u89e3\u901a\u5e38\u7528\u4e8e\u914d\u7f6e\u7c7b\u7684\u65b9\u6cd5\u4e0a\uff0c\u8fd9\u4e9b\u65b9\u6cd5\u53ef\u4ee5\u6709\u53c2\u6570\uff0c\u53ef\u4ee5\u8fdb\u884c\u590d\u6742\u7684\u903b\u8f91\u5904\u7406\uff0c\u8fd4\u56de\u7684\u5bf9\u8c61\u5c06\u4f5c\u4e3a\u4e00\u4e2a Bean \u6ce8\u518c\u5230\u5bb9\u5668\u4e2d\u3002<\/li>\n
          • @Component<\/code> \u6ce8\u89e3\u901a\u5e38\u76f4\u63a5\u7528\u5728\u7c7b\u4e0a\uff0c\u8868\u793a\u5c06\u6574\u4e2a\u7c7b\u4f5c\u4e3a\u4e00\u4e2a Bean \u6ce8\u518c\u5230\u5bb9\u5668\u4e2d\u3002<\/li>\n<\/ul>\n<\/li>\n
          • \n\u6761\u4ef6\u88c5\u914d\uff1a<\/strong><\/p>\n
              \n
            • @Bean<\/code> \u6ce8\u89e3\u652f\u6301\u6761\u4ef6\u88c5\u914d\uff0c\u53ef\u4ee5\u901a\u8fc7 @Conditional<\/code> \u6ce8\u89e3\u7b49\u6761\u4ef6\u5224\u65ad\u8bed\u53e5\u6765\u51b3\u5b9a\u662f\u5426\u521b\u5efa\u8be5 Bean\u3002<\/li>\n
            • @Component<\/code> \u6ce8\u89e3\u6ca1\u6709\u76f4\u63a5\u63d0\u4f9b\u6761\u4ef6\u88c5\u914d\u7684\u652f\u6301\uff0c\u4f46\u53ef\u4ee5\u7ed3\u5408 @Profile<\/code> \u6ce8\u89e3\u7b49\u6765\u5b9e\u73b0\u6761\u4ef6\u5316\u7684\u6ce8\u518c\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n

              \u603b\u4f53\u6765\u8bf4\uff0c@Component<\/code> \u7528\u4e8e\u58f0\u660e\u4e00\u4e2a\u7ec4\u4ef6\u7c7b\uff0c\u800c @Bean<\/code> \u7528\u4e8e\u58f0\u660e\u4e00\u4e2a\u5177\u4f53\u7684 Bean \u5b9a\u4e49\u3002\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u901a\u5e38\u4e24\u8005\u53ef\u4ee5\u7ed3\u5408\u4f7f\u7528\uff0c@Component<\/code> \u7528\u4e8e\u626b\u63cf\u7ec4\u4ef6\uff0c@Bean<\/code> \u7528\u4e8e\u5728\u914d\u7f6e\u7c7b\u4e2d\u5b9a\u4e49\u989d\u5916\u7684 Bean\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

              @Component \u548c @Bean \u662f Spring \u4e2d\u7528\u4e8e\u5b9a\u4e49\u548c\u6ce8\u518c Bean \u7684\u4e24\u79cd\u4e0d\u540c\u65b9\u5f0f\uff0c\u5b83\u4eec\u6709\u4e00\u4e9b […]<\/p>\n","protected":false},"author":9,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[121],"tags":[],"class_list":["post-11851","post","type-post","status-publish","format-standard","hentry","category-spring"],"_links":{"self":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/11851","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/users\/9"}],"replies":[{"embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/comments?post=11851"}],"version-history":[{"count":2,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/11851\/revisions"}],"predecessor-version":[{"id":37194,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/11851\/revisions\/37194"}],"wp:attachment":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/media?parent=11851"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/categories?post=11851"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/tags?post=11851"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}