Spring MVC运行流程详解 - 从请求到响应的完整过程

Spring MVC\u7684\u8fd0\u884c\u6d41\u7a0b\u5982\u4e0b\uff1a\n\n1. \u5ba2\u6237\u7aef\u53d1\u9001\u8bf7\u6c42\u81f3DispatcherServlet\u3002\n\n2. DispatcherServlet\u63a5\u53d7\u8bf7\u6c42\u540e\uff0c\u6839\u636e\u8bf7\u6c42URL\u9009\u62e9\u5408\u9002\u7684\u5904\u7406\u5668\uff08HandlerMapping\uff09\u3002\n\n3. \u5904\u7406\u5668\uff08HandlerMapping\uff09\u6839\u636e\u8bf7\u6c42URL\u627e\u5230\u5bf9\u5e94\u7684Controller\u3002\n\n4. Controller\u5904\u7406\u8bf7\u6c42\u5e76\u8fd4\u56de\u4e00\u4e2aModelAndView\u5bf9\u8c61\u3002\n\n5. DispatcherServlet\u6839\u636e\u8fd4\u56de\u7684ModelAndView\u5bf9\u8c61\u9009\u62e9\u5408\u9002\u7684\u89c6\u56fe\u89e3\u6790\u5668\uff08ViewResolver\uff09\u3002\n\n6. \u89c6\u56fe\u89e3\u6790\u5668\u5c06\u89c6\u56fe\u903c\u8bba\u540d\u7칭\u89e3\u6790\u4e3a\u5177\u4f53\u7684\u89c6\u56fe\u5bf9\u8c61\u3002\n\n7. DispatcherServlet\u5c06ModelAndView\u5bf9\u8c61\u4e2d\u7684\u6570\u636e\u4f20\u9001\u7ed9\u89c6\u56fe\u5bf9\u8c61\u3002\n\n8. \u89c6\u56fe\u5bf9\u8c61\u6f14\u793a\u9875\u9762\uff0c\u5e76\u5c06\u9875\u9762\u5185\u5bb9\u8fd4\u56de\u7ed9\u5ba2\u6237\u7aef\u3002\n\n9. \u5ba2\u6237\u7aef\u63a5\u53d7\u5230\u9875\u9762\u5185\u5bb9\u540e\u8fdb\u884c\u5c55\u793a\u3002\n\n\u6574\u4e2a\u6d41\u7a0b\u4e2d\uff0cDispatcherServlet\u5145\u5f53\u4e86\u4e2d\u592e\u534f\u8c03\u5668\u7684\u89d2\u8272\uff0c\u8d1f\u8d23\u534f\u8c03\u5404\u4e2a\u7ec4\u4ef6\u7684\u5de5\u4f5c\u3002HandlerMapping\u8d1f\u8d23\u6839\u636e\u8bf7\u6c42URL\u9009\u62e9\u5408\u9002\u7684Controller\uff0cViewResolver\u8d1f\u8d23\u6839\u636e\u89c6\u56fe\u903c\u8bba\u540d\u89e3\u6790\u4e3a\u5177\u4f53\u7684\u89c6\u56fe\u5bf9\u8c61\u3002Controller\u8d1f\u8d23\u5904\u7406\u8bf7\u6c42\u5e76\u8fd4\u56de\u4e00\u4e2aModelAndView\u5bf9\u8c61\uff0c\u5305\u542b\u4e86\u5904\u7406\u7ed3\u679c\u6570\u636e\u548c\u89c6\u56fe\u903c\u8bba\u540d\u3002\u89c6\u56fe\u5bf9\u8c61\u8d1f\u8d23\u6f14\u793a\u9875\u9762\u5e76\u8fd4\u56de\u7ed9\u5ba2\u6237\u7aef\u5c55\u793a\u3002\u901a\u8fc7\u8fd9\u79cd\u65b9\u5f0f\uff0c\u5b9e\u73b0\u4e86\u8bf7\u6c42\u7684\u5206\u53d1\u548c\u5904\u7406\u3001\u6570\u636e\u7684\u4f20\u9001\u548c\u5c55\u793a\u3002