{"id":61527,"date":"2026-01-17T23:34:03","date_gmt":"2026-01-17T15:34:03","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/61527.html"},"modified":"2026-01-17T23:34:03","modified_gmt":"2026-01-17T15:34:03","slug":"spring-boot-%e9%85%8d%e7%bd%ae%e6%96%87%e4%bb%b6%e6%9c%aa%e7%94%9f%e6%95%88","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/61527.html","title":{"rendered":"Spring Boot \u914d\u7f6e\u6587\u4ef6\u672a\u751f\u6548"},"content":{"rendered":"

\"\"<\/p>\n

\u7f51\u7f57\u5f00\u53d1<\/b><\/font>
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\u56fe\u4e66\u4f5c\u8005：\u300aESP32-C3 \u7269\u8054\u7f51\u5de5\u7a0b\u5f00\u53d1\u5b9e\u6218\u300b \u56fe\u4e66\u4f5c\u8005：\u300aSwiftUI \u5165\u95e8，\u8fdb\u9636\u4e0e\u5b9e\u6218\u300b \u8d85\u7ea7\u4e2a\u4f53：COC\u4e0a\u6d77\u793e\u533a\u4e3b\u7406\u4eba \u7279\u7ea6\u8bb2\u5e08：\u5927\u5b66\u8bb2\u5e08，\u8c37\u6b4c\u4e9a\u9a6c\u900a\u5206\u4eab\u5609\u5bbe \u79d1\u6280\u535a\u4e3b：\u534e\u4e3aHDE\/HDG<\/b><\/font><\/b><\/font><\/b><\/font><\/b><\/font><\/b><\/font><\/b><\/font><\/b><\/font><\/b><\/font><\/b><\/font><\/b><\/font><\/p>\n

\u6211\u7684\u535a\u5ba2\u5185\u5bb9\u6db5\u76d6\u5e7f\u6cdb，\u4e3b\u8981\u5206\u4eab\u6280\u672f\u6559\u7a0b\u3001Bug\u89e3\u51b3\u65b9\u6848\u3001\u5f00\u53d1\u5de5\u5177\u4f7f\u7528\u3001\u524d\u6cbf\u79d1\u6280\u8d44\u8baf\u3001\u4ea7\u54c1\u8bc4\u6d4b\u4e0e\u4f7f\u7528\u4f53\u9a8c\u3002\u6211\u7279\u522b\u5173\u6ce8\u4e91\u670d\u52a1\u4ea7\u54c1\u8bc4\u6d4b\u3001AI \u4ea7\u54c1\u5bf9\u6bd4\u3001\u5f00\u53d1\u677f\u6027\u80fd\u6d4b\u8bd5\u4ee5\u53ca\u6280\u672f\u62a5\u544a，\u540c\u65f6\u4e5f\u4f1a\u63d0\u4f9b\u4ea7\u54c1\u4f18\u7f3a\u70b9\u5206\u6790\u3001\u6a2a\u5411\u5bf9\u6bd4，\u5e76\u5206\u4eab\u6280\u672f\u6c99\u9f99\u4e0e\u884c\u4e1a\u5927\u4f1a\u7684\u53c2\u4f1a\u4f53\u9a8c\u3002\u6211\u7684\u76ee\u6807\u662f\u4e3a\u8bfb\u8005\u63d0\u4f9b\u6709\u6df1\u5ea6\u3001\u6709\u5b9e\u7528\u4ef7\u503c\u7684\u6280\u672f\u6d1e\u5bdf\u4e0e\u5206\u6790\u3002<\/p>\n

\u5c55\u83f2：\u60a8\u7684\u524d\u6cbf\u6280\u672f\u9886\u822a\u5458 👋 \u5927\u5bb6\u597d，\u6211\u662f\u5c55\u83f2！ 📱 \u5168\u7f51\u641c\u7d22\u201c\u5c55\u83f2\u201d，\u5373\u53ef\u7eb5\u89c8\u6211\u5728\u5404\u5927\u5e73\u53f0\u7684\u77e5\u8bc6\u8db3\u8ff9\u3002 📣 \u516c\u4f17\u53f7\u201cSwift\u793e\u533a\u201d，\u6bcf\u5468\u5b9a\u65f6\u63a8\u9001\u5e72\u8d27\u6ee1\u6ee1\u7684\u6280\u672f\u957f\u6587，\u4ece\u65b0\u5174\u6846\u67b6\u7684\u5256\u6790\u5230\u8fd0\u7ef4\u5b9e\u6218\u7684\u590d\u76d8，\u52a9\u60a8\u6280\u672f\u8fdb\u9636\u4e4b\u8def\u7545\u901a\u65e0\u963b\u3002 💬 \u5fae\u4fe1\u7aef\u6dfb\u52a0\u597d\u53cb\u201cfzhanfei\u201d，\u4e0e\u6211\u76f4\u63a5\u4ea4\u6d41，\u4e0d\u7ba1\u662f\u9879\u76ee\u74f6\u9888\u7684\u6c42\u52a9，\u8fd8\u662f\u884c\u4e1a\u8d8b\u52bf\u7684\u63a2\u8ba8，\u968f\u65f6\u7545\u6240\u6b32\u8a00\u3002 📅 \u6700\u65b0\u52a8\u6001：2025 \u5e74 3 \u6708 17 \u65e5 \u5feb\u6765\u52a0\u5165\u6280\u672f\u793e\u533a，\u4e00\u8d77\u6316\u6398\u6280\u672f\u7684\u65e0\u9650\u6f5c\u80fd，\u643a\u624b\u8fc8\u5411\u6570\u5b57\u5316\u65b0\u5f81\u7a0b！<\/p>\n<\/p>\n

\u6587\u7ae0\u76ee\u5f55<\/h4>\n
    \n
  • \n
      \n
    • \u524d\u8a00<\/li>\n
    • \u95ee\u9898\u80cc\u666f<\/li>\n
    • \u89e3\u51b3\u65b9\u6848\u4e00：\u68c0\u67e5\u914d\u7f6e\u6587\u4ef6\u8def\u5f84<\/li>\n
    • \n
        \n
      • \u6b63\u786e\u7684\u914d\u7f6e\u6587\u4ef6\u4f4d\u7f6e<\/li>\n
      • \u68c0\u67e5\u914d\u7f6e\u6587\u4ef6\u662f\u5426\u88ab\u52a0\u8f7d<\/li>\n
      • \u5e38\u89c1\u9519\u8bef：\u914d\u7f6e\u6587\u4ef6\u4f4d\u7f6e\u4e0d\u5bf9<\/li>\n
      • \u89e3\u51b3\u65b9\u6848：\u4f7f\u7528 @PropertySource \u6ce8\u89e3<\/li>\n<\/ul>\n<\/li>\n
      • \u89e3\u51b3\u65b9\u6848\u4e8c：\u6fc0\u6d3b Spring Profile<\/li>\n
      • \n
          \n
        • Profile \u914d\u7f6e\u6587\u4ef6\u547d\u540d\u89c4\u5219<\/li>\n
        • \u6fc0\u6d3b Profile \u7684\u65b9\u6cd5<\/li>\n
        • \n
            \n
          • \u65b9\u6cd5\u4e00：\u5728 application.yml \u4e2d\u914d\u7f6e<\/li>\n
          • \u65b9\u6cd5\u4e8c：\u901a\u8fc7\u73af\u5883\u53d8\u91cf\u914d\u7f6e<\/li>\n
          • \u65b9\u6cd5\u4e09：\u901a\u8fc7\u547d\u4ee4\u884c\u53c2\u6570\u914d\u7f6e<\/li>\n
          • \u65b9\u6cd5\u56db：\u5728 IDEA \u4e2d\u914d\u7f6e VM options<\/li>\n<\/ul>\n<\/li>\n
          • \u68c0\u67e5 Profile \u662f\u5426\u6fc0\u6d3b<\/li>\n
          • \u5e38\u89c1\u9519\u8bef：Profile \u672a\u6fc0\u6d3b\u5bfc\u81f4\u914d\u7f6e\u672a\u52a0\u8f7d<\/li>\n<\/ul>\n<\/li>\n
          • \u89e3\u51b3\u65b9\u6848\u4e09：IDEA \u914d\u7f6e VM options<\/li>\n
          • \n
              \n
            • \u914d\u7f6e VM options<\/li>\n
            • \u68c0\u67e5 IDEA \u914d\u7f6e<\/li>\n
            • \u5e38\u89c1\u9519\u8bef：IDEA \u914d\u7f6e\u672a\u751f\u6548<\/li>\n<\/ul>\n<\/li>\n
            • \u5176\u4ed6\u5e38\u89c1\u95ee\u9898\u548c\u89e3\u51b3\u65b9\u6848<\/li>\n
            • \n
                \n
              • \u95ee\u9898\u4e00：\u914d\u7f6e\u6587\u4ef6\u683c\u5f0f\u9519\u8bef<\/li>\n
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              • \u95ee\u9898\u4e09：\u914d\u7f6e\u6587\u4ef6\u88ab\u8986\u76d6<\/li>\n
              • \u95ee\u9898\u56db：\u4f7f\u7528 @ConfigurationProperties \u65f6\u914d\u7f6e\u672a\u751f\u6548<\/li>\n<\/ul>\n<\/li>\n
              • \u5b9e\u9645\u5e94\u7528\u573a\u666f<\/li>\n
              • \n
                  \n
                • \u573a\u666f\u4e00：\u591a\u73af\u5883\u914d\u7f6e\u7ba1\u7406<\/li>\n
                • \u573a\u666f\u4e8c：\u914d\u7f6e\u5916\u90e8\u5316<\/li>\n
                • \u573a\u666f\u4e09：\u914d\u7f6e\u9a8c\u8bc1\u548c\u9ed8\u8ba4\u503c<\/li>\n<\/ul>\n<\/li>\n
                • \u603b\u7ed3<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n

                  \u524d\u8a00<\/h3>\n

                  \u6700\u8fd1\u5728\u505a\u4e00\u4e2a Spring Boot \u9879\u76ee\u7684\u65f6\u5019，\u9047\u5230\u4e86\u4e00\u4e2a\u8ba9\u4eba\u5934\u75bc\u7684\u95ee\u9898：\u660e\u660e\u5728 application.yml \u91cc\u914d\u7f6e\u4e86\u6570\u636e\u5e93\u8fde\u63a5\u4fe1\u606f，\u4f46\u5e94\u7528\u542f\u52a8\u65f6\u5c31\u662f\u8bfb\u53d6\u4e0d\u5230，\u4e00\u76f4\u62a5\u9519\u8bf4\u627e\u4e0d\u5230\u914d\u7f6e\u3002\u521a\u5f00\u59cb\u4ee5\u4e3a\u662f\u914d\u7f6e\u6587\u4ef6\u683c\u5f0f\u6709\u95ee\u9898，\u68c0\u67e5\u4e86\u597d\u51e0\u904d\u4e5f\u6ca1\u53d1\u73b0\u4ec0\u4e48\u95ee\u9898\u3002\u540e\u6765\u624d\u53d1\u73b0，\u539f\u6765\u662f\u914d\u7f6e\u6587\u4ef6\u7684\u4f4d\u7f6e\u4e0d\u5bf9，Spring Boot \u6839\u672c\u5c31\u6ca1\u627e\u5230\u8fd9\u4e2a\u6587\u4ef6\u3002<\/p>\n

                  \u76f8\u4fe1\u5f88\u591a Spring Boot \u5f00\u53d1\u8005\u90fd\u9047\u5230\u8fc7\u7c7b\u4f3c\u7684\u95ee\u9898：\u914d\u7f6e\u6587\u4ef6\u660e\u660e\u5199\u597d\u4e86，\u4f46\u5e94\u7528\u5c31\u662f\u8bfb\u53d6\u4e0d\u5230\u3002\u4eca\u5929\u6211\u4eec\u5c31\u6765\u804a\u804a Spring Boot \u914d\u7f6e\u6587\u4ef6\u672a\u751f\u6548\u7684\u5e38\u89c1\u539f\u56e0\u548c\u89e3\u51b3\u65b9\u6848，\u4ee5\u53ca\u5982\u4f55\u5728\u5b9e\u9645\u9879\u76ee\u4e2d\u907f\u514d\u8fd9\u4e9b\u95ee\u9898\u3002<\/p>\n

                  \u95ee\u9898\u80cc\u666f<\/h3>\n

                  Spring Boot \u7684\u914d\u7f6e\u6587\u4ef6\u52a0\u8f7d\u673a\u5236\u5176\u5b9e\u633a\u590d\u6742\u7684，\u5b83\u4f1a\u5728\u591a\u4e2a\u4f4d\u7f6e\u67e5\u627e\u914d\u7f6e\u6587\u4ef6，\u800c\u4e14\u8fd8\u6709\u4f18\u5148\u7ea7\u7684\u6982\u5ff5\u3002\u5982\u679c\u914d\u7f6e\u6587\u4ef6\u7684\u4f4d\u7f6e\u4e0d\u5bf9，\u6216\u8005\u4f18\u5148\u7ea7\u8bbe\u7f6e\u6709\u95ee\u9898，\u5c31\u53ef\u80fd\u5bfc\u81f4\u914d\u7f6e\u6587\u4ef6\u672a\u751f\u6548\u3002<\/p>\n

                  \u6700\u5e38\u89c1\u7684\u95ee\u9898\u5c31\u662f application.yml \u6ca1\u88ab\u52a0\u8f7d\u3002\u53ef\u80fd\u7684\u539f\u56e0\u6709：<\/p>\n

                • \u914d\u7f6e\u6587\u4ef6\u8def\u5f84\u4e0d\u5bf9：Spring Boot \u9ed8\u8ba4\u53ea\u5728 src\/main\/resources \u76ee\u5f55\u4e0b\u67e5\u627e\u914d\u7f6e\u6587\u4ef6<\/li>\n
                • \u914d\u7f6e\u6587\u4ef6\u540d\u79f0\u4e0d\u5bf9：\u5fc5\u987b\u662f application.yml \u6216 application.properties<\/li>\n
                • Profile \u672a\u6fc0\u6d3b：\u5982\u679c\u4f7f\u7528\u4e86 application-{profile}.yml，\u9700\u8981\u6fc0\u6d3b\u5bf9\u5e94\u7684 profile<\/li>\n
                • IDEA \u914d\u7f6e\u95ee\u9898：\u5728 IDEA \u4e2d\u8fd0\u884c\u5e94\u7528\u65f6，\u53ef\u80fd\u9700\u8981\u914d\u7f6e VM options<\/li>\n

                  \u8ba9\u6211\u4eec\u4e00\u4e2a\u4e2a\u6765\u770b\u8fd9\u4e9b\u95ee\u9898\u548c\u89e3\u51b3\u65b9\u6848\u3002<\/p>\n

                  \u89e3\u51b3\u65b9\u6848\u4e00：\u68c0\u67e5\u914d\u7f6e\u6587\u4ef6\u8def\u5f84<\/h3>\n

                  Spring Boot \u9ed8\u8ba4\u4f1a\u5728\u4ee5\u4e0b\u4f4d\u7f6e\u67e5\u627e\u914d\u7f6e\u6587\u4ef6（\u6309\u4f18\u5148\u7ea7\u4ece\u9ad8\u5230\u4f4e）：<\/p>\n

                • \u5f53\u524d\u76ee\u5f55\u7684 \/config \u5b50\u76ee\u5f55<\/li>\n
                • \u5f53\u524d\u76ee\u5f55<\/li>\n
                • classpath \u7684 \/config \u5305<\/li>\n
                • classpath \u6839\u76ee\u5f55<\/li>\n

                  \u6700\u5e38\u89c1\u7684\u60c5\u51b5\u662f\u914d\u7f6e\u6587\u4ef6\u653e\u5728 src\/main\/resources \u76ee\u5f55\u4e0b，\u8fd9\u4e2a\u76ee\u5f55\u4f1a\u88ab\u7f16\u8bd1\u5230 classpath \u7684\u6839\u76ee\u5f55\u3002<\/p>\n

                  \u6b63\u786e\u7684\u914d\u7f6e\u6587\u4ef6\u4f4d\u7f6e<\/h4>\n

                  project-root\/
                  \n\u251c\u2500\u2500 src\/
                  \n\u2502 \u2514\u2500\u2500 main\/
                  \n\u2502 \u251c\u2500\u2500 java\/
                  \n\u2502 \u2502 \u2514\u2500\u2500 com\/
                  \n\u2502 \u2502 \u2514\u2500\u2500 example\/
                  \n\u2502 \u2502 \u2514\u2500\u2500 Application.java
                  \n\u2502 \u2514\u2500\u2500 resources\/
                  \n\u2502 \u251c\u2500\u2500 application.yml # \u4e3b\u914d\u7f6e\u6587\u4ef6
                  \n\u2502 \u251c\u2500\u2500 application-dev.yml # \u5f00\u53d1\u73af\u5883\u914d\u7f6e
                  \n\u2502 \u2514\u2500\u2500 application-prod.yml # \u751f\u4ea7\u73af\u5883\u914d\u7f6e
                  \n\u2514\u2500\u2500 pom.xml<\/p>\n

                  \u68c0\u67e5\u914d\u7f6e\u6587\u4ef6\u662f\u5426\u88ab\u52a0\u8f7d<\/h4>\n

                  \u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u65b9\u5f0f\u6765\u68c0\u67e5\u914d\u7f6e\u6587\u4ef6\u662f\u5426\u88ab\u52a0\u8f7d：<\/p>\n

                  package<\/span> com.<\/span>example.<\/span>demo<\/span>;<\/span><\/p>\n

                  import<\/span> org.<\/span>springframework.<\/span>beans.<\/span>factory.<\/span>annotation.<\/span><\/span>Value<\/span>;<\/span>
                  \nimport<\/span> org.<\/span>springframework.<\/span>boot.<\/span><\/span>CommandLineRunner<\/span>;<\/span>
                  \nimport<\/span> org.<\/span>springframework.<\/span>boot.<\/span><\/span>SpringApplication<\/span>;<\/span>
                  \nimport<\/span> org.<\/span>springframework.<\/span>boot.<\/span>autoconfigure.<\/span><\/span>SpringBootApplication<\/span>;<\/span>
                  \nimport<\/span> org.<\/span>springframework.<\/span>context.<\/span>annotation.<\/span><\/span>Bean<\/span>;<\/span><\/p>\n

                  @SpringBootApplication<\/span>
                  \npublic<\/span> class<\/span> DemoApplication<\/span> {<\/span><\/p>\n

                  @Value<\/span>(<\/span>"${spring.application.name:unknown}"<\/span>)<\/span>
                  \n private<\/span> String<\/span> appName;<\/span><\/p>\n

                  public<\/span> static<\/span> void<\/span> main<\/span>(<\/span>String<\/span>[<\/span>]<\/span> args)<\/span> {<\/span>
                  \n SpringApplication<\/span>.<\/span>run<\/span>(<\/span>DemoApplication<\/span>.<\/span>class<\/span>,<\/span> args)<\/span>;<\/span>
                  \n }<\/span><\/p>\n

                  @Bean<\/span>
                  \n public<\/span> CommandLineRunner<\/span> checkConfig<\/span>(<\/span>)<\/span> {<\/span>
                  \n return<\/span> args -><\/span> {<\/span>
                  \n System<\/span>.<\/span>out.<\/span>println<\/span>(<\/span>"\u5e94\u7528\u540d\u79f0: "<\/span> +<\/span> appName)<\/span>;<\/span>
                  \n System<\/span>.<\/span>out.<\/span>println<\/span>(<\/span>"\u914d\u7f6e\u6587\u4ef6\u662f\u5426\u52a0\u8f7d\u6210\u529f: "<\/span> +<\/span>
                  \n (<\/span>!<\/span>appName.<\/span>equals<\/span>(<\/span>"unknown"<\/span>)<\/span> ?<\/span> "\u662f"<\/span> :<\/span> "\u5426"<\/span>)<\/span>)<\/span>;<\/span>
                  \n }<\/span>;<\/span>
                  \n }<\/span>
                  \n}<\/span><\/p>\n

                  \u5982\u679c\u914d\u7f6e\u6587\u4ef6\u88ab\u6b63\u786e\u52a0\u8f7d，\u5e94\u8be5\u80fd\u770b\u5230\u914d\u7f6e\u7684\u503c；\u5982\u679c\u663e\u793a \u201cunknown\u201d，\u8bf4\u660e\u914d\u7f6e\u6587\u4ef6\u6ca1\u6709\u88ab\u52a0\u8f7d\u3002<\/p>\n

                  \u5e38\u89c1\u9519\u8bef：\u914d\u7f6e\u6587\u4ef6\u4f4d\u7f6e\u4e0d\u5bf9<\/h4>\n

                  \u6709\u65f6\u5019\u5f00\u53d1\u8005\u4f1a\u628a\u914d\u7f6e\u6587\u4ef6\u653e\u5728\u9519\u8bef\u7684\u4f4d\u7f6e，\u6bd4\u5982：<\/p>\n

                  project-root\/
                  \n\u251c\u2500\u2500 src\/
                  \n\u2502 \u2514\u2500\u2500 main\/
                  \n\u2502 \u251c\u2500\u2500 java\/
                  \n\u2502 \u2514\u2500\u2500 resources\/
                  \n\u2502 \u2514\u2500\u2500 config\/
                  \n\u2502 \u2514\u2500\u2500 application.yml # \u9519\u8bef：\u4e0d\u5e94\u8be5\u5728 config \u5b50\u76ee\u5f55\u4e0b<\/p>\n

                  \u867d\u7136 Spring Boot \u4e5f\u4f1a\u5728 classpath:\/config\/ \u4e0b\u67e5\u627e\u914d\u7f6e\u6587\u4ef6，\u4f46\u5982\u679c\u4f60\u6ca1\u6709\u660e\u786e\u6307\u5b9a，\u53ef\u80fd\u4f1a\u5bfc\u81f4\u914d\u7f6e\u52a0\u8f7d\u987a\u5e8f\u7684\u95ee\u9898\u3002<\/p>\n

                  \u89e3\u51b3\u65b9\u6848：\u4f7f\u7528 @PropertySource \u6ce8\u89e3<\/h4>\n

                  \u5982\u679c\u4f60\u786e\u5b9e\u9700\u8981\u628a\u914d\u7f6e\u6587\u4ef6\u653e\u5728\u975e\u6807\u51c6\u4f4d\u7f6e，\u53ef\u4ee5\u4f7f\u7528 @PropertySource \u6ce8\u89e3\u6765\u660e\u786e\u6307\u5b9a\u914d\u7f6e\u6587\u4ef6\u7684\u4f4d\u7f6e：<\/p>\n

                  package<\/span> com.<\/span>example.<\/span>demo<\/span>;<\/span><\/p>\n

                  import<\/span> org.<\/span>springframework.<\/span>boot.<\/span><\/span>SpringApplication<\/span>;<\/span>
                  \nimport<\/span> org.<\/span>springframework.<\/span>boot.<\/span>autoconfigure.<\/span><\/span>SpringBootApplication<\/span>;<\/span>
                  \nimport<\/span> org.<\/span>springframework.<\/span>context.<\/span>annotation.<\/span><\/span>PropertySource<\/span>;<\/span><\/p>\n

                  @SpringBootApplication<\/span>
                  \n@PropertySource<\/span>(<\/span>"classpath:config\/application.yml"<\/span>)<\/span>
                  \npublic<\/span> class<\/span> DemoApplication<\/span> {<\/span>
                  \n public<\/span> static<\/span> void<\/span> main<\/span>(<\/span>String<\/span>[<\/span>]<\/span> args)<\/span> {<\/span>
                  \n SpringApplication<\/span>.<\/span>run<\/span>(<\/span>DemoApplication<\/span>.<\/span>class<\/span>,<\/span> args)<\/span>;<\/span>
                  \n }<\/span>
                  \n}<\/span><\/p>\n

                  \u4e0d\u8fc7\u9700\u8981\u6ce8\u610f\u7684\u662f，@PropertySource \u9ed8\u8ba4\u53ea\u652f\u6301 .properties \u6587\u4ef6，\u5982\u679c\u8981\u52a0\u8f7d .yml \u6587\u4ef6，\u9700\u8981\u989d\u5916\u7684\u914d\u7f6e：<\/p>\n

                  package<\/span> com.<\/span>example.<\/span>demo<\/span>;<\/span><\/p>\n

                  import<\/span> org.<\/span>springframework.<\/span>boot.<\/span><\/span>SpringApplication<\/span>;<\/span>
                  \nimport<\/span> org.<\/span>springframework.<\/span>boot.<\/span>autoconfigure.<\/span><\/span>SpringBootApplication<\/span>;<\/span>
                  \nimport<\/span> org.<\/span>springframework.<\/span>context.<\/span>annotation.<\/span><\/span>PropertySource<\/span>;<\/span>
                  \nimport<\/span> org.<\/span>springframework.<\/span>context.<\/span>annotation.<\/span><\/span>PropertySources<\/span>;<\/span><\/p>\n

                  @SpringBootApplication<\/span>
                  \n@PropertySources<\/span>(<\/span>{<\/span>
                  \n @PropertySource<\/span>(<\/span>value =<\/span> "classpath:config\/application.yml"<\/span>,<\/span>
                  \n factory =<\/span> YamlPropertySourceFactory<\/span>.<\/span>class<\/span>)<\/span>
                  \n}<\/span>)<\/span>
                  \npublic<\/span> class<\/span> DemoApplication<\/span> {<\/span>
                  \n public<\/span> static<\/span> void<\/span> main<\/span>(<\/span>String<\/span>[<\/span>]<\/span> args)<\/span> {<\/span>
                  \n SpringApplication<\/span>.<\/span>run<\/span>(<\/span>DemoApplication<\/span>.<\/span>class<\/span>,<\/span> args)<\/span>;<\/span>
                  \n }<\/span>
                  \n}<\/span><\/p>\n

                  \u89e3\u51b3\u65b9\u6848\u4e8c：\u6fc0\u6d3b Spring Profile<\/h3>\n

                  Spring Boot \u652f\u6301\u591a\u73af\u5883\u914d\u7f6e，\u901a\u8fc7 Profile \u6765\u533a\u5206\u4e0d\u540c\u73af\u5883\u7684\u914d\u7f6e\u3002\u5982\u679c\u4f60\u4f7f\u7528\u4e86 application-{profile}.yml \u683c\u5f0f\u7684\u914d\u7f6e\u6587\u4ef6，\u9700\u8981\u6fc0\u6d3b\u5bf9\u5e94\u7684 profile，\u5426\u5219\u8fd9\u4e9b\u914d\u7f6e\u6587\u4ef6\u4e0d\u4f1a\u88ab\u52a0\u8f7d\u3002<\/p>\n

                  Profile \u914d\u7f6e\u6587\u4ef6\u547d\u540d\u89c4\u5219<\/h4>\n

                  Spring Boot \u7684\u914d\u7f6e\u6587\u4ef6\u547d\u540d\u89c4\u5219\u5982\u4e0b：<\/p>\n

                    \n
                  • application.yml：\u4e3b\u914d\u7f6e\u6587\u4ef6，\u6240\u6709\u73af\u5883\u90fd\u4f1a\u52a0\u8f7d<\/li>\n
                  • application-{profile}.yml：\u7279\u5b9a\u73af\u5883\u7684\u914d\u7f6e\u6587\u4ef6，\u9700\u8981\u6fc0\u6d3b\u5bf9\u5e94\u7684 profile \u624d\u4f1a\u52a0\u8f7d<\/li>\n<\/ul>\n

                    \u4f8b\u5982：<\/p>\n

                    resources\/
                    \n\u251c\u2500\u2500 application.yml # \u4e3b\u914d\u7f6e（\u6240\u6709\u73af\u5883）
                    \n\u251c\u2500\u2500 application-dev.yml # \u5f00\u53d1\u73af\u5883\u914d\u7f6e
                    \n\u251c\u2500\u2500 application-test.yml # \u6d4b\u8bd5\u73af\u5883\u914d\u7f6e
                    \n\u2514\u2500\u2500 application-prod.yml # \u751f\u4ea7\u73af\u5883\u914d\u7f6e<\/p>\n

                    \u6fc0\u6d3b Profile \u7684\u65b9\u6cd5<\/h4>\n

                    \u6709\u51e0\u79cd\u65b9\u5f0f\u53ef\u4ee5\u6fc0\u6d3b Profile：<\/p>\n

                    \u65b9\u6cd5\u4e00：\u5728 application.yml \u4e2d\u914d\u7f6e<\/h5>\n

                    spring<\/span>:<\/span>
                    \n profiles<\/span>:<\/span>
                    \n active<\/span>:<\/span> dev<\/p>\n

                    \u8fd9\u6837\u914d\u7f6e\u540e，Spring Boot \u4f1a\u52a0\u8f7d application.yml \u548c application-dev.yml\u3002<\/p>\n

                    \u65b9\u6cd5\u4e8c：\u901a\u8fc7\u73af\u5883\u53d8\u91cf\u914d\u7f6e<\/h5>\n

                    export<\/span> SPRING_PROFILES_ACTIVE<\/span>=<\/span>dev
                    \njava -jar app.jar<\/p>\n

                    \u6216\u8005\u5728 Windows \u4e0a：<\/p>\n

                    set SPRING_PROFILES_ACTIVE=dev
                    \njava -jar app.jar<\/p>\n

                    \u65b9\u6cd5\u4e09：\u901a\u8fc7\u547d\u4ee4\u884c\u53c2\u6570\u914d\u7f6e<\/h5>\n

                    java -jar app.jar –spring.profiles.active=<\/span>dev<\/p>\n

                    \u65b9\u6cd5\u56db：\u5728 IDEA \u4e2d\u914d\u7f6e VM options<\/h5>\n

                    \u5728 IDEA \u4e2d\u8fd0\u884c\u5e94\u7528\u65f6，\u53ef\u4ee5\u5728 Run Configuration \u4e2d\u914d\u7f6e VM options：<\/p>\n

                    -Dspring.profiles.active=dev<\/p>\n

                    \u5177\u4f53\u6b65\u9aa4：<\/p>\n

                  • \u70b9\u51fb Run -> Edit Configurations<\/li>\n
                  • \u9009\u62e9\u4f60\u7684 Spring Boot \u5e94\u7528\u914d\u7f6e<\/li>\n
                  • \u5728 VM options \u4e2d\u8f93\u5165：-Dspring.profiles.active=dev<\/li>\n
                  • \u70b9\u51fb Apply \u548c OK<\/li>\n

                    \u68c0\u67e5 Profile \u662f\u5426\u6fc0\u6d3b<\/h4>\n

                    \u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u65b9\u5f0f\u6765\u68c0\u67e5\u5f53\u524d\u6fc0\u6d3b\u7684 Profile：<\/p>\n

                    package<\/span> com.<\/span>example.<\/span>demo<\/span>;<\/span><\/p>\n

                    import<\/span> org.<\/span>springframework.<\/span>beans.<\/span>factory.<\/span>annotation.<\/span><\/span>Autowired<\/span>;<\/span>
                    \nimport<\/span> org.<\/span>springframework.<\/span>boot.<\/span><\/span>CommandLineRunner<\/span>;<\/span>
                    \nimport<\/span> org.<\/span>springframework.<\/span>boot.<\/span><\/span>SpringApplication<\/span>;<\/span>
                    \nimport<\/span> org.<\/span>springframework.<\/span>boot.<\/span>autoconfigure.<\/span><\/span>SpringBootApplication<\/span>;<\/span>
                    \nimport<\/span> org.<\/span>springframework.<\/span>core.<\/span>env.<\/span><\/span>Environment<\/span>;<\/span><\/p>\n

                    @SpringBootApplication<\/span>
                    \npublic<\/span> class<\/span> DemoApplication<\/span> {<\/span><\/p>\n

                    @Autowired<\/span>
                    \n private<\/span> Environment<\/span> environment;<\/span><\/p>\n

                    public<\/span> static<\/span> void<\/span> main<\/span>(<\/span>String<\/span>[<\/span>]<\/span> args)<\/span> {<\/span>
                    \n SpringApplication<\/span>.<\/span>run<\/span>(<\/span>DemoApplication<\/span>.<\/span>class<\/span>,<\/span> args)<\/span>;<\/span>
                    \n }<\/span><\/p>\n

                    @Bean<\/span>
                    \n public<\/span> CommandLineRunner<\/span> checkProfile<\/span>(<\/span>)<\/span> {<\/span>
                    \n return<\/span> args -><\/span> {<\/span>
                    \n String<\/span>[<\/span>]<\/span> activeProfiles =<\/span> environment.<\/span>getActiveProfiles<\/span>(<\/span>)<\/span>;<\/span>
                    \n System<\/span>.<\/span>out.<\/span>println<\/span>(<\/span>"\u5f53\u524d\u6fc0\u6d3b\u7684 Profile: "<\/span> +<\/span>
                    \n (<\/span>activeProfiles.<\/span>length ><\/span> 0<\/span> ?<\/span> String<\/span>.<\/span>join<\/span>(<\/span>", "<\/span>,<\/span> activeProfiles)<\/span> :<\/span> "\u65e0"<\/span>)<\/span>)<\/span>;<\/span><\/p>\n

                    \/\/ \u68c0\u67e5\u7279\u5b9a\u914d\u7f6e\u662f\u5426\u52a0\u8f7d<\/span>
                    \n String<\/span> dbUrl =<\/span> environment.<\/span>getProperty<\/span>(<\/span>"spring.datasource.url"<\/span>,<\/span> "\u672a\u914d\u7f6e"<\/span>)<\/span>;<\/span>
                    \n System<\/span>.<\/span>out.<\/span>println<\/span>(<\/span>"\u6570\u636e\u5e93 URL: "<\/span> +<\/span> dbUrl)<\/span>;<\/span>
                    \n }<\/span>;<\/span>
                    \n }<\/span>
                    \n}<\/span><\/p>\n

                    \u5e38\u89c1\u9519\u8bef：Profile \u672a\u6fc0\u6d3b\u5bfc\u81f4\u914d\u7f6e\u672a\u52a0\u8f7d<\/h4>\n

                    \u5f88\u591a\u5f00\u53d1\u8005\u4f1a\u9047\u5230\u8fd9\u6837\u7684\u95ee\u9898：\u660e\u660e\u914d\u7f6e\u4e86 application-dev.yml，\u4f46\u5e94\u7528\u542f\u52a8\u65f6\u5c31\u662f\u8bfb\u53d6\u4e0d\u5230\u91cc\u9762\u7684\u914d\u7f6e\u3002\u8fd9\u901a\u5e38\u662f\u56e0\u4e3a\u6ca1\u6709\u6fc0\u6d3b dev profile\u3002<\/p>\n

                    \u9519\u8bef\u793a\u4f8b：<\/p>\n

                    # application-dev.yml<\/span>
                    \nspring<\/span>:<\/span>
                    \n datasource<\/span>:<\/span>
                    \n url<\/span>:<\/span> jdbc:<\/span>mysql:<\/span>\/\/localhost:<\/span>3306\/mydb
                    \n username<\/span>:<\/span> root
                    \n password<\/span>:<\/span> password<\/p>\n

                    \u5982\u679c\u542f\u52a8\u65f6\u6ca1\u6709\u6fc0\u6d3b dev profile，\u8fd9\u4e2a\u914d\u7f6e\u6587\u4ef6\u5c31\u4e0d\u4f1a\u88ab\u52a0\u8f7d\u3002<\/p>\n

                    \u6b63\u786e\u505a\u6cd5：<\/p>\n

                    \u5728 application.yml \u4e2d\u6fc0\u6d3b profile：<\/p>\n

                    # application.yml<\/span>
                    \nspring<\/span>:<\/span>
                    \n profiles<\/span>:<\/span>
                    \n active<\/span>:<\/span> dev<\/p>\n

                    \u6216\u8005\u5728\u542f\u52a8\u65f6\u901a\u8fc7\u547d\u4ee4\u884c\u53c2\u6570\u6fc0\u6d3b：<\/p>\n

                    java -jar app.jar –spring.profiles.active=<\/span>dev<\/p>\n

                    \u89e3\u51b3\u65b9\u6848\u4e09：IDEA \u914d\u7f6e VM options<\/h3>\n

                    \u5728 IDEA \u4e2d\u8fd0\u884c Spring Boot \u5e94\u7528\u65f6，\u6709\u65f6\u5019\u5373\u4f7f\u914d\u7f6e\u6587\u4ef6\u4f4d\u7f6e\u6b63\u786e，\u4e5f\u53ef\u80fd\u8bfb\u53d6\u4e0d\u5230\u914d\u7f6e\u3002\u8fd9\u901a\u5e38\u662f\u56e0\u4e3a IDEA \u7684\u8fd0\u884c\u914d\u7f6e\u6709\u95ee\u9898\u3002<\/p>\n

                    \u914d\u7f6e VM options<\/h4>\n

                    \u5728 IDEA \u4e2d\u914d\u7f6e VM options \u7684\u6b65\u9aa4：<\/p>\n

                  • \n

                    \u6253\u5f00 Run Configuration<\/p>\n

                      \n
                    • \u70b9\u51fb\u53f3\u4e0a\u89d2\u7684\u8fd0\u884c\u914d\u7f6e\u4e0b\u62c9\u83dc\u5355<\/li>\n
                    • \u9009\u62e9 \u201cEdit Configurations\u2026\u201d<\/li>\n<\/ul>\n<\/li>\n
                    • \n

                      \u9009\u62e9 Spring Boot \u5e94\u7528\u914d\u7f6e<\/p>\n

                        \n
                      • \u5728\u5de6\u4fa7\u5217\u8868\u4e2d\u627e\u5230\u4f60\u7684 Spring Boot \u5e94\u7528<\/li>\n
                      • \u5982\u679c\u6ca1\u6709，\u70b9\u51fb \u201c+\u201d \u6dfb\u52a0\u4e00\u4e2a\u65b0\u7684 Spring Boot \u914d\u7f6e<\/li>\n<\/ul>\n<\/li>\n
                      • \n

                        \u914d\u7f6e VM options<\/p>\n

                          \n
                        • \u5728 \u201cVM options\u201d \u8f93\u5165\u6846\u4e2d\u8f93\u5165：-Dspring.profiles.active=dev\n <\/li>\n
                        • \u5982\u679c\u9700\u8981\u6307\u5b9a\u914d\u7f6e\u6587\u4ef6\u8def\u5f84，\u53ef\u4ee5\u8f93\u5165：-Dspring.config.location=classpath:\/application.yml\n <\/li>\n<\/ul>\n<\/li>\n
                        • \n

                          \u914d\u7f6e Program arguments（\u53ef\u9009）<\/p>\n

                            \n
                          • \u5982\u679c\u9700\u8981\u901a\u8fc7\u547d\u4ee4\u884c\u53c2\u6570\u4f20\u9012\u914d\u7f6e，\u53ef\u4ee5\u5728 \u201cProgram arguments\u201d \u4e2d\u8f93\u5165：–spring.profiles.active=dev\n <\/li>\n<\/ul>\n<\/li>\n
                          • \n

                            \u4fdd\u5b58\u914d\u7f6e<\/p>\n

                              \n
                            • \u70b9\u51fb \u201cApply\u201d \u548c \u201cOK\u201d \u4fdd\u5b58\u914d\u7f6e<\/li>\n<\/ul>\n<\/li>\n

                              \u68c0\u67e5 IDEA \u914d\u7f6e<\/h4>\n

                              \u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u65b9\u5f0f\u6765\u68c0\u67e5 IDEA \u7684\u914d\u7f6e\u662f\u5426\u6b63\u786e：<\/p>\n

                              package<\/span> com.<\/span>example.<\/span>demo<\/span>;<\/span><\/p>\n

                              import<\/span> org.<\/span>springframework.<\/span>beans.<\/span>factory.<\/span>annotation.<\/span><\/span>Value<\/span>;<\/span>
                              \nimport<\/span> org.<\/span>springframework.<\/span>boot.<\/span><\/span>CommandLineRunner<\/span>;<\/span>
                              \nimport<\/span> org.<\/span>springframework.<\/span>boot.<\/span><\/span>SpringApplication<\/span>;<\/span>
                              \nimport<\/span> org.<\/span>springframework.<\/span>boot.<\/span>autoconfigure.<\/span><\/span>SpringBootApplication<\/span>;<\/span>
                              \nimport<\/span> org.<\/span>springframework.<\/span>context.<\/span>annotation.<\/span><\/span>Bean<\/span>;<\/span><\/p>\n

                              @SpringBootApplication<\/span>
                              \npublic<\/span> class<\/span> DemoApplication<\/span> {<\/span><\/p>\n

                              @Value<\/span>(<\/span>"${spring.profiles.active:default}"<\/span>)<\/span>
                              \n private<\/span> String<\/span> activeProfile;<\/span><\/p>\n

                              @Value<\/span>(<\/span>"${spring.datasource.url:\u672a\u914d\u7f6e}"<\/span>)<\/span>
                              \n private<\/span> String<\/span> dbUrl;<\/span><\/p>\n

                              public<\/span> static<\/span> void<\/span> main<\/span>(<\/span>String<\/span>[<\/span>]<\/span> args)<\/span> {<\/span>
                              \n SpringApplication<\/span>.<\/span>run<\/span>(<\/span>DemoApplication<\/span>.<\/span>class<\/span>,<\/span> args)<\/span>;<\/span>
                              \n }<\/span><\/p>\n

                              @Bean<\/span>
                              \n public<\/span> CommandLineRunner<\/span> checkConfig<\/span>(<\/span>)<\/span> {<\/span>
                              \n return<\/span> args -><\/span> {<\/span>
                              \n System<\/span>.<\/span>out.<\/span>println<\/span>(<\/span>"=== \u914d\u7f6e\u68c0\u67e5 ==="<\/span>)<\/span>;<\/span>
                              \n System<\/span>.<\/span>out.<\/span>println<\/span>(<\/span>"\u6fc0\u6d3b\u7684 Profile: "<\/span> +<\/span> activeProfile)<\/span>;<\/span>
                              \n System<\/span>.<\/span>out.<\/span>println<\/span>(<\/span>"\u6570\u636e\u5e93 URL: "<\/span> +<\/span> dbUrl)<\/span>;<\/span>
                              \n System<\/span>.<\/span>out.<\/span>println<\/span>(<\/span>"================"<\/span>)<\/span>;<\/span>
                              \n }<\/span>;<\/span>
                              \n }<\/span>
                              \n}<\/span><\/p>\n

                              \u8fd0\u884c\u5e94\u7528\u540e，\u5982\u679c\u80fd\u770b\u5230\u6b63\u786e\u7684\u914d\u7f6e\u503c，\u8bf4\u660e\u914d\u7f6e\u5df2\u7ecf\u751f\u6548\u3002<\/p>\n

                              \u5e38\u89c1\u9519\u8bef：IDEA \u914d\u7f6e\u672a\u751f\u6548<\/h4>\n

                              \u6709\u65f6\u5019\u5728 IDEA \u4e2d\u914d\u7f6e\u4e86 VM options，\u4f46\u5e94\u7528\u542f\u52a8\u65f6\u8fd8\u662f\u8bfb\u53d6\u4e0d\u5230\u914d\u7f6e\u3002\u53ef\u80fd\u7684\u539f\u56e0\u6709：<\/p>\n

                            • \u914d\u7f6e\u672a\u4fdd\u5b58：\u914d\u7f6e\u540e\u6ca1\u6709\u70b9\u51fb \u201cApply\u201d \u548c \u201cOK\u201d<\/li>\n
                            • \u4f7f\u7528\u4e86\u9519\u8bef\u7684\u8fd0\u884c\u914d\u7f6e：\u4f7f\u7528\u4e86\u5176\u4ed6\u8fd0\u884c\u914d\u7f6e，\u800c\u4e0d\u662f\u4f60\u521a\u624d\u914d\u7f6e\u7684\u90a3\u4e2a<\/li>\n
                            • \u7f13\u5b58\u95ee\u9898：IDEA \u7684\u7f13\u5b58\u53ef\u80fd\u5bfc\u81f4\u914d\u7f6e\u672a\u751f\u6548，\u53ef\u4ee5\u5c1d\u8bd5\u91cd\u542f IDEA<\/li>\n

                              \u89e3\u51b3\u65b9\u6cd5：<\/p>\n

                            • \u786e\u8ba4\u914d\u7f6e\u5df2\u4fdd\u5b58<\/li>\n
                            • \u786e\u8ba4\u4f7f\u7528\u4e86\u6b63\u786e\u7684\u8fd0\u884c\u914d\u7f6e<\/li>\n
                            • \u6e05\u7406\u5e76\u91cd\u65b0\u6784\u5efa\u9879\u76ee：Build -> Rebuild Project<\/li>\n
                            • \u5982\u679c\u8fd8\u662f\u4e0d\u884c，\u53ef\u4ee5\u5c1d\u8bd5\u91cd\u542f IDEA<\/li>\n

                              \u5176\u4ed6\u5e38\u89c1\u95ee\u9898\u548c\u89e3\u51b3\u65b9\u6848<\/h3>\n

                              \u9664\u4e86\u4e0a\u9762\u63d0\u5230\u7684\u4e09\u4e2a\u4e3b\u8981\u95ee\u9898，\u8fd8\u6709\u4e00\u4e9b\u5176\u4ed6\u53ef\u80fd\u5bfc\u81f4\u914d\u7f6e\u6587\u4ef6\u672a\u751f\u6548\u7684\u539f\u56e0：<\/p>\n

                              \u95ee\u9898\u4e00：\u914d\u7f6e\u6587\u4ef6\u683c\u5f0f\u9519\u8bef<\/h4>\n

                              YAML \u6587\u4ef6\u5bf9\u683c\u5f0f\u8981\u6c42\u5f88\u4e25\u683c，\u5982\u679c\u683c\u5f0f\u9519\u8bef，\u53ef\u80fd\u4f1a\u5bfc\u81f4\u914d\u7f6e\u6587\u4ef6\u65e0\u6cd5\u89e3\u6790\u3002<\/p>\n

                              \u9519\u8bef\u793a\u4f8b：<\/p>\n

                              spring<\/span>:<\/span>
                              \n datasource<\/span>:<\/span>
                              \n url<\/span>:<\/span> jdbc:<\/span>mysql:<\/span>\/\/localhost:<\/span>3306\/mydb # \u9519\u8bef：\u7f29\u8fdb\u4e0d\u5bf9<\/span>
                              \n username<\/span>:<\/span> root<\/p>\n

                              \u6b63\u786e\u683c\u5f0f：<\/p>\n

                              spring<\/span>:<\/span>
                              \n datasource<\/span>:<\/span>
                              \n url<\/span>:<\/span> jdbc:<\/span>mysql:<\/span>\/\/localhost:<\/span>3306\/mydb
                              \n username<\/span>:<\/span> root
                              \n password<\/span>:<\/span> password<\/p>\n

                              \u95ee\u9898\u4e8c：\u914d\u7f6e\u6587\u4ef6\u7f16\u7801\u95ee\u9898<\/h4>\n

                              \u5982\u679c\u914d\u7f6e\u6587\u4ef6\u5305\u542b\u4e2d\u6587，\u9700\u8981\u786e\u4fdd\u6587\u4ef6\u7f16\u7801\u662f UTF-8，\u5426\u5219\u53ef\u80fd\u5bfc\u81f4\u914d\u7f6e\u8bfb\u53d6\u9519\u8bef\u3002<\/p>\n

                              \u89e3\u51b3\u65b9\u6cd5：<\/p>\n

                              \u5728 IDEA \u4e2d\u8bbe\u7f6e\u6587\u4ef6\u7f16\u7801：<\/p>\n

                            • File -> Settings -> Editor -> File Encodings<\/li>\n
                            • \u5c06 \u201cProject Encoding\u201d \u8bbe\u7f6e\u4e3a UTF-8<\/li>\n
                            • \u5c06 \u201cDefault encoding for properties files\u201d \u8bbe\u7f6e\u4e3a UTF-8<\/li>\n

                              \u95ee\u9898\u4e09：\u914d\u7f6e\u6587\u4ef6\u88ab\u8986\u76d6<\/h4>\n

                              \u5982\u679c\u6709\u591a\u4e2a\u914d\u7f6e\u6587\u4ef6，Spring Boot \u4f1a\u6309\u7167\u4f18\u5148\u7ea7\u52a0\u8f7d，\u540e\u9762\u7684\u914d\u7f6e\u4f1a\u8986\u76d6\u524d\u9762\u7684\u914d\u7f6e\u3002<\/p>\n

                              \u914d\u7f6e\u6587\u4ef6\u52a0\u8f7d\u987a\u5e8f（\u4ece\u4f4e\u5230\u9ad8）：<\/p>\n

                            • application.yml<\/li>\n
                            • application-{profile}.yml<\/li>\n
                            • \u547d\u4ee4\u884c\u53c2\u6570<\/li>\n
                            • \u73af\u5883\u53d8\u91cf<\/li>\n

                              \u89e3\u51b3\u65b9\u6cd5：<\/p>\n

                              \u5982\u679c\u53d1\u73b0\u914d\u7f6e\u88ab\u8986\u76d6，\u53ef\u4ee5\u68c0\u67e5：<\/p>\n

                            • \u662f\u5426\u6709\u591a\u4e2a\u914d\u7f6e\u6587\u4ef6<\/li>\n
                            • Profile \u6fc0\u6d3b\u987a\u5e8f<\/li>\n
                            • \u547d\u4ee4\u884c\u53c2\u6570\u548c\u73af\u5883\u53d8\u91cf<\/li>\n

                              \u95ee\u9898\u56db：\u4f7f\u7528 @ConfigurationProperties \u65f6\u914d\u7f6e\u672a\u751f\u6548<\/h4>\n

                              \u5982\u679c\u4f7f\u7528\u4e86 @ConfigurationProperties \u6ce8\u89e3，\u9700\u8981\u786e\u4fdd：<\/p>\n

                            • \u7c7b\u4e0a\u6709 @ConfigurationProperties \u6ce8\u89e3<\/li>\n
                            • \u7c7b\u88ab Spring \u7ba1\u7406（\u6709 @Component \u6216\u5176\u4ed6\u6ce8\u89e3）<\/li>\n
                            • \u914d\u7f6e\u524d\u7f00\u6b63\u786e<\/li>\n

                              \u793a\u4f8b：<\/p>\n

                              package<\/span> com.<\/span>example.<\/span>demo.<\/span>config<\/span>;<\/span><\/p>\n

                              import<\/span> org.<\/span>springframework.<\/span>boot.<\/span>context.<\/span>properties.<\/span><\/span>ConfigurationProperties<\/span>;<\/span>
                              \nimport<\/span> org.<\/span>springframework.<\/span>stereotype.<\/span><\/span>Component<\/span>;<\/span><\/p>\n

                              @Component<\/span>
                              \n@ConfigurationProperties<\/span>(<\/span>prefix =<\/span> "app"<\/span>)<\/span>
                              \npublic<\/span> class<\/span> AppConfig<\/span> {<\/span>
                              \n private<\/span> String<\/span> name;<\/span>
                              \n private<\/span> String<\/span> version;<\/span><\/p>\n

                              \/\/ getter \u548c setter<\/span>
                              \n public<\/span> String<\/span> getName<\/span>(<\/span>)<\/span> {<\/span>
                              \n return<\/span> name;<\/span>
                              \n }<\/span><\/p>\n

                              public<\/span> void<\/span> setName<\/span>(<\/span>String<\/span> name)<\/span> {<\/span>
                              \n this<\/span>.<\/span>name =<\/span> name;<\/span>
                              \n }<\/span><\/p>\n

                              public<\/span> String<\/span> getVersion<\/span>(<\/span>)<\/span> {<\/span>
                              \n return<\/span> version;<\/span>
                              \n }<\/span><\/p>\n

                              public<\/span> void<\/span> setVersion<\/span>(<\/span>String<\/span> version)<\/span> {<\/span>
                              \n this<\/span>.<\/span>version =<\/span> version;<\/span>
                              \n }<\/span>
                              \n}<\/span><\/p>\n

                              \u5bf9\u5e94\u7684\u914d\u7f6e\u6587\u4ef6：<\/p>\n

                              app<\/span>:<\/span>
                              \n name<\/span>:<\/span> My Application
                              \n version<\/span>:<\/span> 1.0.0<\/p>\n

                              \u5b9e\u9645\u5e94\u7528\u573a\u666f<\/h3>\n

                              \u8ba9\u6211\u4eec\u770b\u51e0\u4e2a\u5b9e\u9645\u5e94\u7528\u573a\u666f，\u4e86\u89e3\u5982\u4f55\u5728\u5b9e\u9645\u9879\u76ee\u4e2d\u5e94\u7528\u8fd9\u4e9b\u89e3\u51b3\u65b9\u6848：<\/p>\n

                              \u573a\u666f\u4e00：\u591a\u73af\u5883\u914d\u7f6e\u7ba1\u7406<\/h4>\n

                              \u5728\u5b9e\u9645\u9879\u76ee\u4e2d，\u6211\u4eec\u901a\u5e38\u9700\u8981\u4e3a\u4e0d\u540c\u73af\u5883\u914d\u7f6e\u4e0d\u540c\u7684\u53c2\u6570，\u6bd4\u5982\u5f00\u53d1\u73af\u5883\u3001\u6d4b\u8bd5\u73af\u5883\u3001\u751f\u4ea7\u73af\u5883\u3002<\/p>\n

                              \u914d\u7f6e\u6587\u4ef6\u7ed3\u6784：<\/p>\n

                              resources\/
                              \n\u251c\u2500\u2500 application.yml # \u4e3b\u914d\u7f6e
                              \n\u251c\u2500\u2500 application-dev.yml # \u5f00\u53d1\u73af\u5883
                              \n\u251c\u2500\u2500 application-test.yml # \u6d4b\u8bd5\u73af\u5883
                              \n\u2514\u2500\u2500 application-prod.yml # \u751f\u4ea7\u73af\u5883<\/p>\n

                              application.yml（\u4e3b\u914d\u7f6e）：<\/p>\n

                              spring<\/span>:<\/span>
                              \n application<\/span>:<\/span>
                              \n name<\/span>:<\/span> my–<\/span>app
                              \n profiles<\/span>:<\/span>
                              \n active<\/span>:<\/span> dev # \u9ed8\u8ba4\u6fc0\u6d3b\u5f00\u53d1\u73af\u5883<\/span><\/p>\n

                              application-dev.yml（\u5f00\u53d1\u73af\u5883）：<\/p>\n

                              spring<\/span>:<\/span>
                              \n datasource<\/span>:<\/span>
                              \n url<\/span>:<\/span> jdbc:<\/span>mysql:<\/span>\/\/localhost:<\/span>3306\/mydb_dev
                              \n username<\/span>:<\/span> dev_user
                              \n password<\/span>:<\/span> dev_password
                              \n logging<\/span>:<\/span>
                              \n level<\/span>:<\/span>
                              \n root<\/span>:<\/span> DEBUG<\/p>\n

                              application-prod.yml（\u751f\u4ea7\u73af\u5883）：<\/p>\n

                              spring<\/span>:<\/span>
                              \n datasource<\/span>:<\/span>
                              \n url<\/span>:<\/span> jdbc:<\/span>mysql:<\/span>\/\/prod–<\/span>server:<\/span>3306\/mydb_prod
                              \n username<\/span>:<\/span> prod_user
                              \n password<\/span>:<\/span> ${<\/span>DB_PASSWORD}<\/span> # \u4ece\u73af\u5883\u53d8\u91cf\u8bfb\u53d6<\/span>
                              \n logging<\/span>:<\/span>
                              \n level<\/span>:<\/span>
                              \n root<\/span>:<\/span> INFO<\/p>\n

                              \u542f\u52a8\u5e94\u7528：<\/p>\n

                              \u5f00\u53d1\u73af\u5883：<\/p>\n

                              java -jar app.jar –spring.profiles.active=<\/span>dev<\/p>\n

                              \u751f\u4ea7\u73af\u5883：<\/p>\n

                              java -jar app.jar –spring.profiles.active=<\/span>prod<\/p>\n

                              \u573a\u666f\u4e8c：\u914d\u7f6e\u5916\u90e8\u5316<\/h4>\n

                              \u5728\u5b9e\u9645\u9879\u76ee\u4e2d，\u6211\u4eec\u901a\u5e38\u4e0d\u5e0c\u671b\u628a\u654f\u611f\u4fe1\u606f（\u5982\u5bc6\u7801\u3001\u5bc6\u94a5）\u5199\u5728\u914d\u7f6e\u6587\u4ef6\u4e2d，\u800c\u662f\u901a\u8fc7\u73af\u5883\u53d8\u91cf\u6216\u5916\u90e8\u914d\u7f6e\u6587\u4ef6\u6765\u7ba1\u7406\u3002<\/p>\n

                              \u65b9\u6cd5\u4e00：\u4f7f\u7528\u73af\u5883\u53d8\u91cf<\/p>\n

                              spring<\/span>:<\/span>
                              \n datasource<\/span>:<\/span>
                              \n password<\/span>:<\/span> ${<\/span>DB_PASSWORD}<\/span><\/p>\n

                              \u542f\u52a8\u65f6\u8bbe\u7f6e\u73af\u5883\u53d8\u91cf：<\/p>\n

                              export<\/span> DB_PASSWORD<\/span>=<\/span>mysecretpassword
                              \njava -jar app.jar<\/p>\n

                              \u65b9\u6cd5\u4e8c：\u4f7f\u7528\u5916\u90e8\u914d\u7f6e\u6587\u4ef6<\/p>\n

                              java -jar app.jar –spring.config.location=<\/span>file:\/path\/to\/config\/application.yml<\/p>\n

                              \u65b9\u6cd5\u4e09：\u4f7f\u7528\u914d\u7f6e\u4e2d\u5fc3<\/p>\n

                              \u5bf9\u4e8e\u5927\u578b\u9879\u76ee，\u53ef\u4ee5\u4f7f\u7528\u914d\u7f6e\u4e2d\u5fc3（\u5982 Spring Cloud Config\u3001Nacos\u3001Apollo）\u6765\u7ba1\u7406\u914d\u7f6e\u3002<\/p>\n

                              \u573a\u666f\u4e09：\u914d\u7f6e\u9a8c\u8bc1\u548c\u9ed8\u8ba4\u503c<\/h4>\n

                              \u5728\u5b9e\u9645\u9879\u76ee\u4e2d，\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528 @Value \u6ce8\u89e3\u7684\u9ed8\u8ba4\u503c\u529f\u80fd，\u4ee5\u53ca\u914d\u7f6e\u9a8c\u8bc1\u6765\u786e\u4fdd\u914d\u7f6e\u6b63\u786e\u3002<\/p>\n

                              \u4f7f\u7528\u9ed8\u8ba4\u503c：<\/p>\n

                              @Value<\/span>(<\/span>"${server.port:8080}"<\/span>)<\/span>
                              \nprivate<\/span> int<\/span> serverPort;<\/span><\/p>\n

                              @Value<\/span>(<\/span>"${spring.datasource.url:jdbc:h2:mem:testdb}"<\/span>)<\/span>
                              \nprivate<\/span> String<\/span> dbUrl;<\/span><\/p>\n

                              \u914d\u7f6e\u9a8c\u8bc1：<\/p>\n

                              package<\/span> com.<\/span>example.<\/span>demo.<\/span>config<\/span>;<\/span><\/p>\n

                              import<\/span> org.<\/span>springframework.<\/span>boot.<\/span>context.<\/span>properties.<\/span><\/span>ConfigurationProperties<\/span>;<\/span>
                              \nimport<\/span> org.<\/span>springframework.<\/span>stereotype.<\/span><\/span>Component<\/span>;<\/span>
                              \nimport<\/span> org.<\/span>springframework.<\/span>validation.<\/span>annotation.<\/span><\/span>Validated<\/span>;<\/span><\/p>\n

                              import<\/span> javax.<\/span>validation.<\/span>constraints.<\/span><\/span>NotBlank<\/span>;<\/span>
                              \nimport<\/span> javax.<\/span>validation.<\/span>constraints.<\/span><\/span>Min<\/span>;<\/span><\/p>\n

                              @Component<\/span>
                              \n@ConfigurationProperties<\/span>(<\/span>prefix =<\/span> "app"<\/span>)<\/span>
                              \n@Validated<\/span>
                              \npublic<\/span> class<\/span> AppConfig<\/span> {<\/span>
                              \n @NotBlank<\/span>
                              \n private<\/span> String<\/span> name;<\/span><\/p>\n

                              @Min<\/span>(<\/span>1<\/span>)<\/span>
                              \n private<\/span> int<\/span> version;<\/span><\/p>\n

                              \/\/ getter \u548c setter<\/span>
                              \n}<\/span><\/p>\n

                              \u5982\u679c\u914d\u7f6e\u9a8c\u8bc1\u5931\u8d25，\u5e94\u7528\u542f\u52a8\u65f6\u4f1a\u629b\u51fa\u5f02\u5e38\u3002<\/p>\n

                              \u603b\u7ed3<\/h3>\n

                              Spring Boot \u914d\u7f6e\u6587\u4ef6\u672a\u751f\u6548\u662f\u4e00\u4e2a\u5e38\u89c1\u95ee\u9898，\u4e3b\u8981\u539f\u56e0\u6709：<\/p>\n

                            • \u914d\u7f6e\u6587\u4ef6\u8def\u5f84\u4e0d\u5bf9：\u786e\u4fdd\u914d\u7f6e\u6587\u4ef6\u5728\u6b63\u786e\u7684\u4f4d\u7f6e（\u901a\u5e38\u662f src\/main\/resources）<\/li>\n
                            • Profile \u672a\u6fc0\u6d3b：\u5982\u679c\u4f7f\u7528\u4e86 application-{profile}.yml，\u9700\u8981\u6fc0\u6d3b\u5bf9\u5e94\u7684 profile<\/li>\n
                            • IDEA \u914d\u7f6e\u95ee\u9898：\u5728 IDEA \u4e2d\u8fd0\u884c\u65f6，\u9700\u8981\u6b63\u786e\u914d\u7f6e VM options<\/li>\n

                              \u89e3\u51b3\u6b65\u9aa4：<\/p>\n

                            • \u68c0\u67e5\u914d\u7f6e\u6587\u4ef6\u4f4d\u7f6e\u548c\u540d\u79f0<\/li>\n
                            • \u786e\u8ba4 Profile \u662f\u5426\u6fc0\u6d3b<\/li>\n
                            • \u68c0\u67e5 IDEA \u8fd0\u884c\u914d\u7f6e<\/li>\n
                            • \u9a8c\u8bc1\u914d\u7f6e\u6587\u4ef6\u683c\u5f0f\u548c\u7f16\u7801<\/li>\n
                            • \u4f7f\u7528\u65e5\u5fd7\u6216\u8c03\u8bd5\u4ee3\u7801\u68c0\u67e5\u914d\u7f6e\u662f\u5426\u52a0\u8f7d<\/li>\n

                              \u6700\u4f73\u5b9e\u8df5：<\/p>\n

                            • \u4f7f\u7528\u591a\u73af\u5883\u914d\u7f6e\u7ba1\u7406\u4e0d\u540c\u73af\u5883\u7684\u53c2\u6570<\/li>\n
                            • \u654f\u611f\u4fe1\u606f\u901a\u8fc7\u73af\u5883\u53d8\u91cf\u6216\u5916\u90e8\u914d\u7f6e\u7ba1\u7406<\/li>\n
                            • \u4f7f\u7528\u914d\u7f6e\u9a8c\u8bc1\u786e\u4fdd\u914d\u7f6e\u6b63\u786e<\/li>\n
                            • \u4e3a\u914d\u7f6e\u9879\u8bbe\u7f6e\u5408\u7406\u7684\u9ed8\u8ba4\u503c<\/li>\n","protected":false},"excerpt":{"rendered":"

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