{"id":1395,"date":"2022-01-28T18:42:15","date_gmt":"2022-01-28T10:42:15","guid":{"rendered":"https:\/\/xinchewhd.com.cn\/?p=1395"},"modified":"2024-01-10T14:34:58","modified_gmt":"2024-01-10T06:34:58","slug":"%e7%90%86%e8%a7%a3java%e6%b3%a8%e8%a7%a3%e4%b8%8e%e5%8f%8d%e5%b0%84%e8%bf%99%e4%b8%80%e7%af%87%e5%b0%b1%e5%a4%9f%e4%ba%86%e8%bf%91%e4%b8%87%e5%ad%97%e5%bb%ba%e8%ae%ae%e6%94%b6%e8%97%8f%ef%bc%89","status":"publish","type":"post","link":"https:\/\/xinchewhd.com.cn\/index.php\/java\/%e7%90%86%e8%a7%a3java%e6%b3%a8%e8%a7%a3%e4%b8%8e%e5%8f%8d%e5%b0%84%e8%bf%99%e4%b8%80%e7%af%87%e5%b0%b1%e5%a4%9f%e4%ba%86%e8%bf%91%e4%b8%87%e5%ad%97%e5%bb%ba%e8%ae%ae%e6%94%b6%e8%97%8f%ef%bc%89\/","title":{"rendered":"\u7406\u89e3Java\u6ce8\u89e3\u4e0e\u53cd\u5c04\u8fd9\u4e00\u7bc7\u5c31\u591f\u4e86(\u8fd1\u4e07\u5b57,\u5efa\u8bae\u6536\u85cf\uff09"},"content":{"rendered":"
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Java\u6ce8\u89e3\u4e0e\u53cd\u5c04<\/span><\/h1>\n

\u524d\u8a00<\/span><\/h2>\n

\u672c\u7ae0\u8282\u4e3b\u5c5e\u4e8eJava\u8fdb\u9636\u90e8\u5206,\u5982\u679c\u4f60\u521a\u63a5\u89e6Java\u6216\u8005\u5b8c\u5168\u6ca1\u6709\u7f16\u7a0b\u57fa\u7840\uff0c\u4e0d\u5efa\u8bae\u9605\u8bfb\u8fd9\u90e8\u5206\u5185\u5bb9\uff0c\u53ef\u4ee5\u8fd4\u56de\u4e0a\u4e00\u7ae0\u8282 \u300c\u57fa\u7840\u90e8\u5206<\/span>\u300d<\/strong> \u5185\u5bb9\u7684\u8bb2\u89e3\uff0c\u672c\u7bc7\u5185\u5bb9\u4e3b\u8981\u5305\u62ec\u4ee5\u4e0b\u51e0\u4e2a\u90e8\u5206:<\/p>\n

    \n
  • \n
    \u4ec0\u4e48\u662f\u6ce8\u89e3<\/section>\n<\/li>\n
  • \n
    \u53cd\u5c04\u53ef\u4ee5\u7528\u6765\u5e72\u561b<\/section>\n<\/li>\n
  • \n
    \u9762\u5411\u5207\u9762\u7f16\u7a0b\uff08\u5305\u62ecSpring\u63d0\u4f9b\u7684aop\u7684\u4f7f\u7528\uff09<\/section>\n<\/li>\n<\/ul>\n

    \u6ce8\u89e3<\/span><\/h2>\n

    \u4f55\u4e3a\u6ce8\u89e3<\/span><\/h3>\n

    \u6bd4\u8f83\u62bd\u8c61\u7684\u7406\u89e3\u5c31\u662f\uff0c\u7528\u6765\u6807\u8bb0\u7a0b\u5e8f\u7684\uff0c\u8fd9\u4e9b\u6807\u8bb0\u5728\u7c7b\u52a0\u8f7d\uff0c\u7f16\u8bd1\uff0c\u8fd0\u884c\u65f6\u88ab\u8bfb\u53d6\uff0c\u6700\u540e\u505a\u51fa\u76f8\u5e94\u7684\u5904\u7406\u3002\u6ce8\u89e3\u7684\u672c\u8eab\u5176\u5b9e\u4e5f\u662f\u4e00\u79cd\u914d\u7f6e\uff0c\u5728\u4f20\u7edf\u5f00\u53d1\u4e2d\uff0c\u6211\u4eec\u4f1a\u901a\u8fc7\u5404\u79cd\u914d\u7f6e\u6587\u4ef6\u6bd4\u5982xml,yml<\/code>\u8fd9\u4e9b\u6587\u4ef6\u6765\u914d\u7f6e\u6211\u4eec\u7684\u7a0b\u5e8f\uff0c\u5f53\u5927\u91cf\u914d\u7f6e\u65f6\uff0c\u65e0\u7591\u4ee3\u7801\u53ef\u8bfb\u6027\u4f1a\u5f88\u5dee\u3002\u901a\u8fc7\u6ce8\u89e3\uff0c\u6211\u4eec\u5c31\u53ef\u4ee5\u5f88\u65b9\u4fbf\u7684\u7ed9\u7a0b\u5e8f\u6253\u4e0a\u6807\u7b7e\uff0c\u5f88\u6e05\u695a\u7684\u8868\u660e\u5b83\u662f\u5e72\u561b\u7528\u3002\u770b\u4e00\u4e2a\u6ce8\u89e3\u7684\u4f8b\u5b50:<\/p>\n

    <\/span>@RestController<\/span>
    @RequestMapping<\/span>(\"\/api\"<\/span>)
    public<\/span> class<\/span> ConsumeController<\/span> <\/span>{

        @RequestMapping<\/span>(\"\/hello\/user\"<\/span>)
        @ResponseBody<\/span>
        public<\/span> User hello<\/span>()<\/span> <\/span>{
            return<\/span> userService.hello();
        }
    }
    <\/code><\/pre>\n
    \u5982\u679c\u4f60\u5b66\u8fc7 \u300cSpringBoot<\/span>\u300d<\/strong>, \u90a3\u4e48\u80af\u5b9a\u4e0d\u4f1a\u964c\u751f\uff0c\u8be5\u90e8\u5206\u6ce8\u89e3\u662fspring\u6846\u67b6\u63d0\u4f9b\u7684\uff0c\u8fd9\u662f\u4e00\u4e2a\u7b80\u5355\u7684Api\u63a5\u53e3\uff0c\u6211\u4eec\u53ef\u4ee5\u770b\u5230\u7c7b\u548c\u65b9\u6cd5\u90fd\u88ab\u6253\u4e0a\u4e86 \u300c```@``<\/span>\u300d<\/strong> \u8fd9\u6837\u7684\u7b26\u53f7\uff0c\u8fd9\u5c31\u662f\u6ce8\u89e3\u7684\u6807\u8bb0\uff0c\u4e0a\u8fb9\u7684\u4ee3\u7801\u8fd9\u91cc\u4e0d\u505a\u8fc7\u591a\u89e3\u91ca\uff0c\u540e\u8fb9\u4f1a\u6709\u4e13\u95e8\u7684\u6587\u7ae0\u8bb2\u8fd9\u4e00\u90e8\u5206\u7684\u5185\u5bb9\uff0c\u8fd9\u91cc\u53ea\u9700\u8981\u77e5\u9053\u4f7f\u7528\u6ce8\u89e3\u65f6\uff0c\u5b83\u5927\u6982\u662f\u5565\u6837\u5b50\u7684\u3002<\/p>\n
    \u624b\u5199\u4e00\u4e2a\u6ce8\u89e3<\/span><\/h3>\n
    \u6211\u4eec\u5148\u770b\u4e00\u4e2a\u5b8c\u6574\u7684\u6ce8\u89e3\u5b9a\u4e49:<\/p>\n
    <\/span>@Target<\/span>(ElementType.TYPE) \/\/ \u53ef\u4f5c\u7528\u7c7b\u63a5\u53e3\u679a\u4e3e<\/span>
    @Retention<\/span>(RetentionPolicy.RUNTIME) \/\/ \u8fd0\u884c\u65f6<\/span>
    @Inherited<\/span> \/\/ \u53ef\u7ee7\u627f<\/span>
    @Documented<\/span>
    public<\/span> @interface<\/span> Log1 {
        String info<\/span>()<\/span> default<\/span> \"\"<\/span>;
    }
    <\/code><\/pre>\n
      \n
    • \n
      \u300c@Target(ElementType.TYPE)<\/span>\u300d<\/strong> \u8868\u793a\u4f5c\u7528\u7684\u7c7b\u578b\uff0c TYPE\u8fd9\u91cc\u8868\u793a\u53ef\u4f5c\u7528\u5728\u7c7b\u3001\u63a5\u53e3\u3001\u679a\u4e3e\u8eab\u4e0a<\/section>\n<\/li>\n
    • \n
      \u300c@Retention(RetentionPolicy.RUNTIME)<\/span>\u300d<\/strong> \u8868\u793a\u4f5c\u7528\u5728\u8fd0\u884c\u65f6<\/section>\n<\/li>\n
    • \n
      \u300c@Inherited<\/span>\u300d<\/strong> \u8868\u660e\u53ef\u7ee7\u627f\uff0cSpring\u6e90\u7801\u4e2d\u6709\u51fa\u73b0\u8fc7\uff0c\u8fd8\u53ef\u4ee5\u8ddf  \u300c@AliasFor(value=\"xx\")\u300d<\/strong> \u7ed3\u5408\u53bb\u4f7f\u7528,\u540e\u8fb9\u4e5f\u4f1a\u4e3e\u4f8b<\/section>\n<\/li>\n
    • \n
      \u300c@Documented<\/span>\u300d<\/strong> \u8868\u793a\u662f\u5426\u751f\u6210Java doc\uff0c\u4e00\u822c\u6211\u4eec\u90fd\u4f1a\u628a\u5b83\u52a0\u4e0a<\/section>\n<\/li>\n
    • \n
      \u300c@interface<\/span>\u300d<\/strong> \u8bed\u6cd5\u58f0\u660e\uff0c\u6ca1\u5565\u597d\u8bf4\u7684<\/section>\n<\/li>\n
    • \n
      \u300cString info() default \"\";<\/span>\u300d<\/strong> \u8fd9\u91cc\u8981\u8bf4\u660e\u4e00\u4e0b\uff0c\u8fd9\u4e2a\u4e0d\u662fLog1\u6ce8\u89e3\u7684\u65b9\u6cd5\uff0c\u5b83\u662f\u5b83\u7684\u4e00\u4e2a\u5c5e\u6027\uff0c\u4f60\u53ef\u4ee5\u7406\u89e3\u4e3a\u5b57\u6bb5\uff0cString\u8868\u660e\u7c7b\u578b\uff0c default\u662f\u9ed8\u8ba4\u503c\u3002<\/section>\n<\/li>\n<\/ul>\n
      \u4f7f\u7528\u6ce8\u89e3<\/span><\/h3>\n
      \u6211\u4eec\u5b9a\u4e49\u597d\u4e86\u4ee5\u540e\uff0c\u600e\u4e48\u53bb\u4f7f\u7528\u5b83\u5462\uff1f\u5f88\u7b80\u5355\uff0c \u53ea\u9700\u8981\u5728\u5177\u4f53\u7684\u7c7b\u4e0a\u52a0\u4e0a\u6211\u4eec\u5b9a\u4e49\u7684\u6ce8\u89e3\u5373\u53ef\uff1a<\/p>\n
      <\/span>@Log<\/span>1(info = \"info\"<\/span>)
      public<\/span> class<\/span> AnnoTest<\/span> <\/span>{}
      <\/code><\/pre>\n
      \u6216\u8bb8\u4f60\u8fd8\u6709\u7591\u95ee\u2753\uff0c\u6211\u52a0\u4e0a\u4e86\u597d\u50cf\u6ca1\u5565\u6548\u679c\u554a\uff0c \u4e0d\u6025\uff0c\u8fd9\u5c31\u662f\u6211\u8981\u8bb2\u7684\u4e0b\u4e00\u4e2a\u73af\u8282 \u300c\u53cd\u5c04<\/span>\u300d<\/strong><\/p>\n