{"id":11621,"date":"2023-11-28T22:28:28","date_gmt":"2023-11-28T14:28:28","guid":{"rendered":"https:\/\/wx.kaifamiao.info\/?p=11621"},"modified":"2023-12-11T11:45:26","modified_gmt":"2023-12-11T03:45:26","slug":"spring-zhong-you-na-xie-bu-tong-lei-xing-dei0c-yi","status":"publish","type":"post","link":"http:\/\/wx.kaifamiao.info\/index.php\/2023\/11\/28\/spring-zhong-you-na-xie-bu-tong-lei-xing-dei0c-yi\/","title":{"rendered":"Spring\u4e2d\u6709\u54ea\u4e9b\u4e0d\u540c\u7c7b\u578b\u7684I0C \uff08\u4f9d\u8d56\u6ce8\u5165\uff09\u65b9\u5f0f\uff1f"},"content":{"rendered":"

Spring\u63d0\u4f9b\u4e86\u591a\u79cd\u4f9d\u8d56\u6ce8\u5165\uff08IoC\uff09\u65b9\u5f0f\uff0c\u4ee5\u6ee1\u8db3\u4e0d\u540c\u7684\u5e94\u7528\u573a\u666f\u548c\u5f00\u53d1\u8005\u7684\u559c\u597d\u3002\u4ee5\u4e0b\u662fSpring\u4e2d\u5e38\u89c1\u7684\u4f9d\u8d56\u6ce8\u5165\u65b9\u5f0f\uff1a<\/p>\n

    \n
  1. \n\u6784\u9020\u5668\u6ce8\u5165\uff08Constructor Injection\uff09\uff1a<\/strong><\/p>\n
      \n
    • \u901a\u8fc7\u6784\u9020\u5668\u5c06\u4f9d\u8d56\u6ce8\u5165\u5230\u76ee\u6807\u5bf9\u8c61\u3002\u8fd9\u662f\u4e00\u79cd\u5e38\u89c1\u4e14\u63a8\u8350\u7684\u4f9d\u8d56\u6ce8\u5165\u65b9\u5f0f\uff0c\u53ef\u4ee5\u786e\u4fdd\u5bf9\u8c61\u5728\u521b\u5efa\u65f6\u5c31\u5177\u6709\u5b8c\u5907\u7684\u4f9d\u8d56\u5173\u7cfb\u3002<\/li>\n<\/ul>\n
      public class MyService {\n    private MyDependency myDependency;\n\n    public MyService(MyDependency myDependency) {\n        this.myDependency = myDependency;\n    }\n}\n<\/code><\/pre>\n<\/li>\n
    • \nSetter\u6ce8\u5165\uff08Setter Injection\uff09\uff1a<\/strong><\/p>\n
        \n
      • \u901a\u8fc7Setter\u65b9\u6cd5\u5c06\u4f9d\u8d56\u6ce8\u5165\u5230\u76ee\u6807\u5bf9\u8c61\u3002Setter\u6ce8\u5165\u5141\u8bb8\u5728\u5bf9\u8c61\u521b\u5efa\u540e\u901a\u8fc7Setter\u65b9\u6cd5\u52a8\u6001\u6ce8\u5165\u4f9d\u8d56\uff0c\u9002\u7528\u4e8e\u53ef\u9009\u7684\u6216\u8005\u662f\u53ef\u53d8\u7684\u4f9d\u8d56\u5173\u7cfb\u3002<\/li>\n<\/ul>\n
        public class MyService {\n    private MyDependency myDependency;\n\n    public void setMyDependency(MyDependency myDependency) {\n        this.myDependency = myDependency;\n    }\n}\n<\/code><\/pre>\n<\/li>\n
      • \n\u63a5\u53e3\u6ce8\u5165\uff08Interface Injection\uff09\uff1a<\/strong><\/p>\n
          \n
        • \u901a\u8fc7\u63a5\u53e3\u7684\u65b9\u6cd5\u5c06\u4f9d\u8d56\u6ce8\u5165\u5230\u76ee\u6807\u5bf9\u8c61\u3002\u8fd9\u79cd\u65b9\u5f0f\u8f83\u5c11\u4f7f\u7528\uff0c\u56e0\u4e3a\u5b83\u8981\u6c42\u76ee\u6807\u5bf9\u8c61\u5b9e\u73b0\u76f8\u5e94\u7684\u63a5\u53e3\u3002<\/li>\n<\/ul>\n
          public interface DependencyInjector {\n    void injectDependency(MyService target);\n}\n\npublic class MyService implements DependencyInjector {\n    private MyDependency myDependency;\n\n    @Override\n    public void injectDependency(MyService target) {\n        target.setMyDependency(myDependency);\n    }\n}\n<\/code><\/pre>\n<\/li>\n
        • \n\u65b9\u6cd5\u6ce8\u5165\uff08Method Injection\uff09\uff1a<\/strong><\/p>\n
            \n
          • \u901a\u8fc7\u65b9\u6cd5\u5c06\u4f9d\u8d56\u6ce8\u5165\u5230\u76ee\u6807\u5bf9\u8c61\u3002\u65b9\u6cd5\u6ce8\u5165\u5141\u8bb8\u5728\u5bf9\u8c61\u7684\u65b9\u6cd5\u4e2d\u52a8\u6001\u6ce8\u5165\u4f9d\u8d56\u3002<\/li>\n<\/ul>\n
            public class MyService {\n    private MyDependency myDependency;\n\n    public void performOperation() {\n        \/\/ \u4f7f\u7528myDependency\u6267\u884c\u64cd\u4f5c\n    }\n\n    public void injectDependency(MyDependency myDependency) {\n        this.myDependency = myDependency;\n    }\n}\n<\/code><\/pre>\n<\/li>\n<\/ol>\n
            \u8fd9\u4e9b\u4f9d\u8d56\u6ce8\u5165\u65b9\u5f0f\u53ef\u4ee5\u6839\u636e\u5b9e\u9645\u9700\u6c42\u9009\u62e9\u4f7f\u7528\u3002\u6784\u9020\u5668\u6ce8\u5165\u662f\u63a8\u8350\u7684\u65b9\u5f0f\uff0c\u56e0\u4e3a\u5b83\u80fd\u591f\u786e\u4fdd\u5bf9\u8c61\u5728\u521b\u5efa\u65f6\u5c31\u5177\u6709\u5b8c\u5907\u7684\u4f9d\u8d56\u5173\u7cfb\uff0c\u540c\u65f6\u63d0\u9ad8\u4e86\u5bf9\u8c61\u7684\u4e0d\u53ef\u53d8\u6027\u3002Setter\u6ce8\u5165\u9002\u7528\u4e8e\u53ef\u9009\u6216\u8005\u53ef\u53d8\u7684\u4f9d\u8d56\u5173\u7cfb\uff0c\u800c\u63a5\u53e3\u6ce8\u5165\u548c\u65b9\u6cd5\u6ce8\u5165\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\u4e5f\u53ef\u80fd\u662f\u5408\u9002\u7684\u9009\u62e9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
            Spring\u63d0\u4f9b\u4e86\u591a\u79cd\u4f9d\u8d56\u6ce8\u5165\uff08IoC\uff09\u65b9\u5f0f\uff0c\u4ee5\u6ee1\u8db3\u4e0d\u540c\u7684\u5e94\u7528\u573a\u666f\u548c\u5f00\u53d1\u8005\u7684\u559c\u597d\u3002\u4ee5\u4e0b\u662fSpring\u4e2d\u5e38\u89c1\u7684\u4f9d […]<\/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-11621","post","type-post","status-publish","format-standard","hentry","category-spring"],"_links":{"self":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/11621","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=11621"}],"version-history":[{"count":2,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/11621\/revisions"}],"predecessor-version":[{"id":17096,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/11621\/revisions\/17096"}],"wp:attachment":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/media?parent=11621"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/categories?post=11621"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/tags?post=11621"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}