{"id":1952,"date":"2017-02-28T20:29:14","date_gmt":"2017-02-28T12:29:14","guid":{"rendered":"https:\/\/ai.zhousir.top\/?p=1952"},"modified":"2026-08-18T11:21:56","modified_gmt":"2026-08-18T03:21:56","slug":"springmvc%e8%af%a6%e7%bb%86%e7%a4%ba%e4%be%8b%e5%ae%9e%e6%88%98%e6%95%99%e7%a8%8b","status":"publish","type":"post","link":"https:\/\/ai.zhousir.top\/?p=1952","title":{"rendered":"SpringMVC\u8be6\u7ec6\u793a\u4f8b\u5b9e\u6218\u6559\u7a0b"},"content":{"rendered":"
\n

\u8fd9\u7bc7\u6559\u7a0b\u4ece HelloWorld<\/strong> \u8d77\u6b65\uff0c\u628a SpringMVC<\/strong> \u7684 DispatcherServlet\u3001springmvc-servlet.xml \u548c\u5e38\u7528\u6ce8\u89e3\u4e00\u8def\u8bb2\u5230\u53c2\u6570\u7ed1\u5b9a\u3001\u6587\u4ef6\u4e0a\u4f20\u3001REST\u3001Ajax\u3001\u62e6\u622a\u5668\u3001\u8868\u5355\u6821\u9a8c\uff0c\u4ee5\u53ca\u548c Spring IOC \u7684\u6574\u5408\u3002<\/p>\n

\u5148\u5bfc\u5165 jar\u3001\u5728 web.xml \u91cc\u914d\u7f6e DispatcherServlet\uff0c\u518d\u5199 Controller \u8fd4\u56de\u89c6\u56fe\uff1b\u540e\u9762\u6bcf\u4e00\u8282\u90fd\u914d\u6709\u53ef\u5bf9\u7167\u7684\u914d\u7f6e\u548c\u4ee3\u7801\u793a\u4f8b\uff0c\u9002\u5408\u6309\u7ae0\u8282\u8ddf\u7740\u505a\u4e00\u904d\u3002<\/p>\n

\u4e00\u3001SpringMVC\u57fa\u7840\u5165\u95e8\uff0c\u521b\u5efa\u4e00\u4e2aHelloWorld\u7a0b\u5e8f<\/h2>\n

1.\u9996\u5148\uff0c\u5bfc\u5165SpringMVC\u9700\u8981\u7684jar\u5305\u3002<\/p>\n

\"\"
\n\"\"<\/p>\n

2.\u6dfb\u52a0Web.xml\u914d\u7f6e\u6587\u4ef6\u4e2d\u5173\u4e8eSpringMVC\u7684\u914d\u7f6e<\/p>\n

<!--configure the setting of springmvcDispatcherServlet and configure the mapping-->\n\u00a0\u00a0<servlet>\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<servlet-name>springmvc<\/servlet-name>\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<servlet-class>org.springframework.web.servlet.DispatcherServlet<\/servlet-class>\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<init-param>\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<param-name>contextConfigLocation<\/param-name>\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<param-value>classpath:springmvc-servlet.xml<\/param-value>\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/init-param>\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<!-- <load-on-startup>1<\/load-on-startup> -->\n\u00a0\u00a0<\/servlet>\n\n\u00a0\u00a0<servlet-mapping>\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<servlet-name>springmvc<\/servlet-name>\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<url-pattern>\/<\/url-pattern>\n\u00a0\u00a0<\/servlet-mapping><\/code><\/pre>\n
3.\u5728src\u4e0b\u6dfb\u52a0springmvc-servlet.xml\u914d\u7f6e\u6587\u4ef6<\/p>\n
<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n<beans xmlns=\"http:\/\/www.springframework.org\/schema\/beans\"\n\u00a0\u00a0\u00a0\u00a0xmlns:xsi=\"http:\/\/www.w3.org\/2001\/XMLSchema-instance\"\n\u00a0\u00a0\u00a0\u00a0xmlns:context=\"http:\/\/www.springframework.org\/schema\/context\"\n\u00a0\u00a0\u00a0\u00a0xmlns:mvc=\"http:\/\/www.springframework.org\/schema\/mvc\"\n\u00a0\u00a0\u00a0\u00a0xsi:schemaLocation=\"http:\/\/www.springframework.org\/schema\/beans http:\/\/www.springframework.org\/schema\/beans\/spring-beans.xsd\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0http:\/\/www.springframework.org\/schema\/context http:\/\/www.springframework.org\/schema\/context\/spring-context-4.1.xsd\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0http:\/\/www.springframework.org\/schema\/mvc http:\/\/www.springframework.org\/schema\/mvc\/spring-mvc-4.1.xsd\">\n\n\u00a0\u00a0\u00a0\u00a0<!-- scan the package and the sub package -->\n\u00a0\u00a0\u00a0\u00a0<context:component-scan base-package=\"test.SpringMVC\"\/>\n\n\u00a0\u00a0\u00a0\u00a0<!-- don't handle the static resource -->\n\u00a0\u00a0\u00a0\u00a0<mvc:default-servlet-handler \/>\n\n\u00a0\u00a0\u00a0\u00a0<!-- if you use annotation you must configure following setting -->\n\u00a0\u00a0\u00a0\u00a0<mvc:annotation-driven \/>\n\n\u00a0\u00a0\u00a0\u00a0<!-- configure the InternalResourceViewResolver -->\n\u00a0\u00a0\u00a0\u00a0<bean class=\"org.springframework.web.servlet.view.InternalResourceViewResolver\"\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0id=\"internalResourceViewResolver\">\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<!-- \u524d\u7f00 -->\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<property name=\"prefix\" value=\"\/WEB-INF\/jsp\/\" \/>\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<!-- \u540e\u7f00 -->\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<property name=\"suffix\" value=\".jsp\" \/>\n\u00a0\u00a0\u00a0\u00a0<\/bean>\n<\/beans><\/code><\/pre>\n
4.\u5728WEB-INF\u6587\u4ef6\u5939\u4e0b\u521b\u5efa\u540d\u4e3ajsp\u7684\u6587\u4ef6\u5939\uff0c\u7528\u6765\u5b58\u653ejsp\u89c6\u56fe\u3002\u521b\u5efa\u4e00\u4e2ahello.jsp\uff0c\u5728body\u4e2d\u6dfb\u52a0\u201cHello World\u201d\u3002<\/p>\n
5.\u5efa\u7acb\u5305\u53caController\uff0c\u5982\u4e0b\u6240\u793a<\/p>\n
\"\"<\/p>\n
6.\u7f16\u5199Controller\u4ee3\u7801<\/p>\n
@Controller\n@RequestMapping(\"\/mvc\")\npublic class mvcController {\n\n\u00a0\u00a0\u00a0\u00a0@RequestMapping(\"\/hello\")\n\u00a0\u00a0\u00a0\u00a0public String hello(){\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0return \"hello\";\n\u00a0\u00a0\u00a0\u00a0}\n}<\/code><\/pre>\n
7.\u542f\u52a8\u670d\u52a1\u5668\uff0c\u952e\u5165\u00a0http:\/\/localhost:8080\/\u9879\u76ee\u540d\/mvc\/hello<\/p>\n
\u4e8c\u3001\u914d\u7f6e\u89e3\u6790<\/h2>\n
1.Dispatcherservlet<\/p>\n
DispatcherServlet\u662f\u524d\u7f6e\u63a7\u5236\u5668\uff0c\u914d\u7f6e\u5728web.xml\u6587\u4ef6\u4e2d\u7684\u3002\u62e6\u622a\u5339\u914d\u7684\u8bf7\u6c42\uff0cServlet\u62e6\u622a\u5339\u914d\u89c4\u5219\u8981\u81ea\u5df2\u5b9a\u4e49\uff0c\u628a\u62e6\u622a\u4e0b\u6765\u7684\u8bf7\u6c42\uff0c\u4f9d\u636e\u76f8\u5e94\u7684\u89c4\u5219\u5206\u53d1\u5230\u76ee\u6807Controller\u6765\u5904\u7406\uff0c\u662f\u914d\u7f6espring MVC\u7684\u7b2c\u4e00\u6b65\u3002<\/p>\n
2.InternalResourceViewResolver<\/p>\n
\u89c6\u56fe\u540d\u79f0\u89e3\u6790\u5668<\/p>\n
3.\u4ee5\u4e0a\u51fa\u73b0\u7684\u6ce8\u89e3<\/p>\n
@Controller\u00a0\u8d1f\u8d23\u6ce8\u518c\u4e00\u4e2abean \u5230spring \u4e0a\u4e0b\u6587\u4e2d<\/p>\n
@RequestMapping\u00a0\u6ce8\u89e3\u4e3a\u63a7\u5236\u5668\u6307\u5b9a\u53ef\u4ee5\u5904\u7406\u54ea\u4e9b URL \u8bf7\u6c42<\/p>\n
\u4e09\u3001SpringMVC\u5e38\u7528\u6ce8\u89e3<\/h2>\n
@Controller<\/p>\n
\u8d1f\u8d23\u6ce8\u518c\u4e00\u4e2abean \u5230spring \u4e0a\u4e0b\u6587\u4e2d<\/p>\n
@RequestMapping<\/p>\n
\u6ce8\u89e3\u4e3a\u63a7\u5236\u5668\u6307\u5b9a\u53ef\u4ee5\u5904\u7406\u54ea\u4e9b URL \u8bf7\u6c42<\/p>\n
@RequestBody<\/p>\n
\u8be5\u6ce8\u89e3\u7528\u4e8e\u8bfb\u53d6Request\u8bf7\u6c42\u7684body\u90e8\u5206\u6570\u636e\uff0c\u4f7f\u7528\u7cfb\u7edf\u9ed8\u8ba4\u914d\u7f6e\u7684HttpMessageConverter\u8fdb\u884c\u89e3\u6790\uff0c\u7136\u540e\u628a\u76f8\u5e94\u7684\u6570\u636e\u7ed1\u5b9a\u5230\u8981\u8fd4\u56de\u7684\u5bf9\u8c61\u4e0a\u00a0,\u518d\u628aHttpMessageConverter\u8fd4\u56de\u7684\u5bf9\u8c61\u6570\u636e\u7ed1\u5b9a\u5230 controller\u4e2d\u65b9\u6cd5\u7684\u53c2\u6570\u4e0a<\/p>\n
@ResponseBody<\/p>\n
\u8be5\u6ce8\u89e3\u7528\u4e8e\u5c06Controller\u7684\u65b9\u6cd5\u8fd4\u56de\u7684\u5bf9\u8c61\uff0c\u901a\u8fc7\u9002\u5f53\u7684HttpMessageConverter\u8f6c\u6362\u4e3a\u6307\u5b9a\u683c\u5f0f\u540e\uff0c\u5199\u5165\u5230Response\u5bf9\u8c61\u7684body\u6570\u636e\u533a<\/p>\n
@ModelAttribute<\/p>\n
\u5728\u65b9\u6cd5\u5b9a\u4e49\u4e0a\u4f7f\u7528 @ModelAttribute \u6ce8\u89e3\uff1aSpring MVC \u5728\u8c03\u7528\u76ee\u6807\u5904\u7406\u65b9\u6cd5\u524d\uff0c\u4f1a\u5148\u9010\u4e2a\u8c03\u7528\u5728\u65b9\u6cd5\u7ea7\u4e0a\u6807\u6ce8\u4e86@ModelAttribute \u7684\u65b9\u6cd5<\/p>\n
\u5728\u65b9\u6cd5\u7684\u5165\u53c2\u524d\u4f7f\u7528 @ModelAttribute \u6ce8\u89e3\uff1a\u53ef\u4ee5\u4ece\u9690\u542b\u5bf9\u8c61\u4e2d\u83b7\u53d6\u9690\u542b\u7684\u6a21\u578b\u6570\u636e\u4e2d\u83b7\u53d6\u5bf9\u8c61\uff0c\u518d\u5c06\u8bf7\u6c42\u53c2\u6570 \u2013\u7ed1\u5b9a\u5230\u5bf9\u8c61\u4e2d\uff0c\u518d\u4f20\u5165\u5165\u53c2\u5c06\u65b9\u6cd5\u5165\u53c2\u5bf9\u8c61\u6dfb\u52a0\u5230\u6a21\u578b\u4e2d<\/p>\n
@RequestParam<\/p>\n
\u5728\u5904\u7406\u65b9\u6cd5\u5165\u53c2\u5904\u4f7f\u7528 @RequestParam \u53ef\u4ee5\u628a\u8bf7\u6c42\u53c2 \u6570\u4f20\u9012\u7ed9\u8bf7\u6c42\u65b9\u6cd5<\/p>\n
@PathVariable<\/p>\n
\u7ed1\u5b9a URL \u5360\u4f4d\u7b26\u5230\u5165\u53c2<\/p>\n
@ExceptionHandler<\/p>\n
\u6ce8\u89e3\u5230\u65b9\u6cd5\u4e0a\uff0c\u51fa\u73b0\u5f02\u5e38\u65f6\u4f1a\u6267\u884c\u8be5\u65b9\u6cd5<\/p>\n
@ControllerAdvice<\/p>\n
\u4f7f\u4e00\u4e2aContoller\u6210\u4e3a\u5168\u5c40\u7684\u5f02\u5e38\u5904\u7406\u7c7b\uff0c\u7c7b\u4e2d\u7528@ExceptionHandler\u65b9\u6cd5\u6ce8\u89e3\u7684\u65b9\u6cd5\u53ef\u4ee5\u5904\u7406\u6240\u6709Controller\u53d1\u751f\u7684\u5f02\u5e38<\/p>\n
\u56db\u3001\u81ea\u52a8\u5339\u914d\u53c2\u6570<\/h2>\n
\/\/match automatically\n\u00a0\u00a0\u00a0\u00a0@RequestMapping(\"\/person\")\n\u00a0\u00a0\u00a0\u00a0public String toPerson(String name,double age){\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0System.out.println(name+\" \"+age);\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0return \"hello\";\n\u00a0\u00a0\u00a0\u00a0}<\/code><\/pre>\n
\u4e94\u3001\u81ea\u52a8\u88c5\u7bb1<\/h2>\n
1.\u7f16\u5199\u4e00\u4e2aPerson\u5b9e\u4f53\u7c7b<\/p>\n
package test.SpringMVC.model;\n\npublic class Person {\n\u00a0\u00a0\u00a0\u00a0public String getName() {\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0return name;\n\u00a0\u00a0\u00a0\u00a0}\n\u00a0\u00a0\u00a0\u00a0public void setName(String name) {\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0this.name = name;\n\u00a0\u00a0\u00a0\u00a0}\n\u00a0\u00a0\u00a0\u00a0public int getAge() {\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0return age;\n\u00a0\u00a0\u00a0\u00a0}\n\u00a0\u00a0\u00a0\u00a0public void setAge(int age) {\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0this.age = age;\n\u00a0\u00a0\u00a0\u00a0}\n\u00a0\u00a0\u00a0\u00a0private String name;\n\u00a0\u00a0\u00a0\u00a0private int age;\n\n}<\/code><\/pre>\n
2.\u5728Controller\u91cc\u7f16\u5199\u65b9\u6cd5<\/p>\n
\/\/boxing automatically\n\u00a0\u00a0\u00a0\u00a0@RequestMapping(\"\/person1\")\n\u00a0\u00a0\u00a0\u00a0public String toPerson(Person p){\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0System.out.println(p.getName()+\" \"+p.getAge());\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0return \"hello\";\n\u00a0\u00a0\u00a0\u00a0}<\/code><\/pre>\n
\u516d\u3001\u4f7f\u7528InitBinder\u6765\u5904\u7406Date\u7c7b\u578b\u7684\u53c2\u6570<\/h2>\n
\/\/the parameter was converted in initBinder\n\u00a0\u00a0\u00a0\u00a0@RequestMapping(\"\/date\")\n\u00a0\u00a0\u00a0\u00a0public String date(Date date){\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0System.out.println(date);\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0return \"hello\";\n\u00a0\u00a0\u00a0\u00a0}\n\n\u00a0\u00a0\u00a0\u00a0\/\/At the time of initialization,convert the type \"String\" to type \"date\"\n\u00a0\u00a0\u00a0\u00a0@InitBinder\n\u00a0\u00a0\u00a0\u00a0public void initBinder(ServletRequestDataBinder binder){\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0binder.registerCustomEditor(Date.class, new CustomDateEditor(new SimpleDateFormat(\"yyyy-MM-dd\"),\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0true));\n\u00a0\u00a0\u00a0\u00a0}<\/code><\/pre>\n
\u4e03\u3001\u5411\u524d\u53f0\u4f20\u9012\u53c2\u6570<\/h2>\n
\/\/pass the parameters to front-end\n\u00a0\u00a0\u00a0\u00a0@RequestMapping(\"\/show\")\n\u00a0\u00a0\u00a0\u00a0public String showPerson(Map<String,Object> map){\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0Person p =new Person();\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0map.put(\"p\", p);\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0p.setAge(20);\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0p.setName(\"jayjay\");\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0return \"show\";\n\u00a0\u00a0\u00a0\u00a0}<\/code><\/pre>\n
\u524d\u53f0\u53ef\u5728Request\u57df\u4e2d\u53d6\u5230\u201dp\u201d<\/p>\n
\u516b\u3001\u4f7f\u7528Ajax\u8c03\u7528<\/h2>\n
\/\/pass the parameters to front-end using ajax\n\u00a0\u00a0\u00a0\u00a0@RequestMapping(\"\/getPerson\")\n\u00a0\u00a0\u00a0\u00a0public void getPerson(String name,PrintWriter pw){\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0pw.write(\"hello,\"+name);\n\u00a0\u00a0\u00a0\u00a0}\n\u00a0\u00a0\u00a0\u00a0@RequestMapping(\"\/name\")\n\u00a0\u00a0\u00a0\u00a0public String sayHello(){\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0return \"name\";\n\u00a0\u00a0\u00a0\u00a0}<\/code><\/pre>\n
\u524d\u53f0\u7528\u4e0b\u9762\u7684Jquery\u4ee3\u7801\u8c03\u7528<\/p>\n
$(function(){\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0$(\"#btn\").click(function(){\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0$.post(\"mvc\/getPerson\",{name:$(\"#name\").val()},function(data){\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0alert(data);\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0});\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0});\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0});<\/code><\/pre>\n
\u4e5d\u3001\u5728Controller\u4e2d\u4f7f\u7528redirect\u65b9\u5f0f\u5904\u7406\u8bf7\u6c42<\/h2>\n
\/\/redirect\n\u00a0\u00a0\u00a0\u00a0@RequestMapping(\"\/redirect\")\n\u00a0\u00a0\u00a0\u00a0public String redirect(){\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0return \"redirect:hello\";\n\u00a0\u00a0\u00a0\u00a0}<\/code><\/pre>\n
\u5341\u3001\u6587\u4ef6\u4e0a\u4f20<\/h2>\n
1.\u9700\u8981\u5bfc\u5165\u4e24\u4e2ajar\u5305<\/p>\n
\"\"<\/p>\n
2.\u5728SpringMVC\u914d\u7f6e\u6587\u4ef6\u4e2d\u52a0\u5165<\/p>\n
<!-- upload settings -->\n\u00a0\u00a0\u00a0\u00a0<bean id=\"multipartResolver\"\u00a0 class=\"org.springframework.web.multipart.commons.CommonsMultipartResolver\">\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<property name=\"maxUploadSize\" value=\"102400000\"><\/property>\n\u00a0\u00a0\u00a0\u00a0<\/bean><\/code><\/pre>\n
3.\u65b9\u6cd5\u4ee3\u7801<\/p>\n
@RequestMapping(value=\"\/upload\",method=RequestMethod.POST)\n\u00a0\u00a0\u00a0\u00a0public String upload(HttpServletRequest req) throws Exception{\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0MultipartHttpServletRequest mreq = (MultipartHttpServletRequest)req;\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0MultipartFile file = mreq.getFile(\"file\");\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0String fileName = file.getOriginalFilename();\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0SimpleDateFormat sdf = new SimpleDateFormat(\"yyyyMMddHHmmss\");\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0FileOutputStream fos = new FileOutputStream(req.getSession().getServletContext().getRealPath(\"\/\")+\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\"upload\/\"+sdf.format(new Date())+fileName.substring(fileName.lastIndexOf('.')));\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0fos.write(file.getBytes());\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0fos.flush();\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0fos.close();\n\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0return \"hello\";\n\u00a0\u00a0\u00a0\u00a0}<\/code><\/pre>\n
4.\u524d\u53f0form\u8868\u5355<\/p>\n
<form action=\"mvc\/upload\" method=\"post\" enctype=\"multipart\/form-data\">\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<input type=\"file\" name=\"file\">\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<input type=\"submit\" value=\"submit\">\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/form><\/code><\/pre>\n
\u5341\u4e00\u3001\u4f7f\u7528@RequestParam\u6ce8\u89e3\u6307\u5b9a\u53c2\u6570\u7684name<\/h2>\n
@Controller\n@RequestMapping(\"\/test\")\npublic class mvcController1 {\n\u00a0\u00a0\u00a0\u00a0@RequestMapping(value=\"\/param\")\n\u00a0\u00a0\u00a0\u00a0public String testRequestParam(@RequestParam(value=\"id\") Integer id,\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0@RequestParam(value=\"name\")String name){\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0System.out.println(id+\" \"+name);\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0return \"\/hello\";\n\u00a0\u00a0\u00a0\u00a0}\n}<\/code><\/pre>\n
\u5341\u4e8c\u3001RESTFul\u98ce\u683c\u7684SringMVC<\/h2>\n
1.RestController<\/p>\n
@Controller\n@RequestMapping(\"\/rest\")\npublic class RestController {\n\u00a0\u00a0\u00a0\u00a0@RequestMapping(value=\"\/user\/{id}\",method=RequestMethod.GET)\n\u00a0\u00a0\u00a0\u00a0public String get(@PathVariable(\"id\") Integer id){\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0System.out.println(\"get\"+id);\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0return \"\/hello\";\n\u00a0\u00a0\u00a0\u00a0}\n\n\u00a0\u00a0\u00a0\u00a0@RequestMapping(value=\"\/user\/{id}\",method=RequestMethod.POST)\n\u00a0\u00a0\u00a0\u00a0public String post(@PathVariable(\"id\") Integer id){\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0System.out.println(\"post\"+id);\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0return \"\/hello\";\n\u00a0\u00a0\u00a0\u00a0}\n\n\u00a0\u00a0\u00a0\u00a0@RequestMapping(value=\"\/user\/{id}\",method=RequestMethod.PUT)\n\u00a0\u00a0\u00a0\u00a0public String put(@PathVariable(\"id\") Integer id){\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0System.out.println(\"put\"+id);\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0return \"\/hello\";\n\u00a0\u00a0\u00a0\u00a0}\n\n\u00a0\u00a0\u00a0\u00a0@RequestMapping(value=\"\/user\/{id}\",method=RequestMethod.DELETE)\n\u00a0\u00a0\u00a0\u00a0public String delete(@PathVariable(\"id\") Integer id){\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0System.out.println(\"delete\"+id);\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0return \"\/hello\";\n\u00a0\u00a0\u00a0\u00a0}\n\n}<\/code><\/pre>\n
2.form\u8868\u5355\u53d1\u9001put\u548cdelete\u8bf7\u6c42<\/p>\n
\u5728web.xml\u4e2d\u914d\u7f6e<\/p>\n
<!-- configure the HiddenHttpMethodFilter,convert the post method to put or delete -->\n\u00a0\u00a0<filter>\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<filter-name>HiddenHttpMethodFilter<\/filter-name>\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<filter-class>org.springframework.web.filter.HiddenHttpMethodFilter<\/filter-class>\n\u00a0\u00a0<\/filter>\n\u00a0\u00a0<filter-mapping>\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<filter-name>HiddenHttpMethodFilter<\/filter-name>\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<url-pattern>\/*<\/url-pattern>\n\u00a0\u00a0<\/filter-mapping><\/code><\/pre>\n
\u5728\u524d\u53f0\u53ef\u4ee5\u7528\u4ee5\u4e0b\u4ee3\u7801\u4ea7\u751f\u8bf7\u6c42<\/p>\n
<form action=\"rest\/user\/1\" method=\"post\">\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<input type=\"hidden\" name=\"_method\" value=\"PUT\">\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<input type=\"submit\" value=\"put\">\n\u00a0\u00a0\u00a0\u00a0<\/form>\n\n\u00a0\u00a0\u00a0\u00a0<form action=\"rest\/user\/1\" method=\"post\">\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<input type=\"submit\" value=\"post\">\n\u00a0\u00a0\u00a0\u00a0<\/form>\n\n\u00a0\u00a0\u00a0\u00a0<form action=\"rest\/user\/1\" method=\"get\">\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<input type=\"submit\" value=\"get\">\n\u00a0\u00a0\u00a0\u00a0<\/form>\n\n\u00a0\u00a0\u00a0\u00a0<form action=\"rest\/user\/1\" method=\"post\">\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<input type=\"hidden\" name=\"_method\" value=\"DELETE\">\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<input type=\"submit\" value=\"delete\">\n\u00a0\u00a0\u00a0\u00a0<\/form><\/code><\/pre>\n
\u5341\u4e09\u3001\u8fd4\u56dejson\u683c\u5f0f\u7684\u5b57\u7b26\u4e32<\/h2>\n
1.\u5bfc\u5165\u4ee5\u4e0bjar\u5305<\/p>\n
\"\"<\/p>\n
2.\u65b9\u6cd5\u4ee3\u7801<\/p>\n
@Controller\n@RequestMapping(\"\/json\")\npublic class jsonController {\n\n\u00a0\u00a0\u00a0\u00a0@ResponseBody\n\u00a0\u00a0\u00a0\u00a0@RequestMapping(\"\/user\")\n\u00a0\u00a0\u00a0\u00a0public\u00a0 User get(){\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0User u = new User();\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0u.setId(1);\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0u.setName(\"jayjay\");\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0u.setBirth(new Date());\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0return u;\n\u00a0\u00a0\u00a0\u00a0}\n}<\/code><\/pre>\n
\u5341\u56db\u3001\u5f02\u5e38\u7684\u5904\u7406<\/h2>\n
1.\u5904\u7406\u5c40\u90e8\u5f02\u5e38\uff08Controller\u5185\uff09<\/p>\n
@ExceptionHandler\n\u00a0\u00a0\u00a0\u00a0public ModelAndView exceptionHandler(Exception ex){\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0ModelAndView mv = new ModelAndView(\"error\");\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0mv.addObject(\"exception\", ex);\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0System.out.println(\"in testExceptionHandler\");\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0return mv;\n\u00a0\u00a0\u00a0\u00a0}\n\n\u00a0\u00a0\u00a0\u00a0@RequestMapping(\"\/error\")\n\u00a0\u00a0\u00a0\u00a0public String error(){\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0int i = 5\/0;\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0return \"hello\";\n\u00a0\u00a0\u00a0\u00a0}<\/code><\/pre>\n
2.\u5904\u7406\u5168\u5c40\u5f02\u5e38\uff08\u6240\u6709Controller\uff09<\/p>\n
@ControllerAdvice\npublic class testControllerAdvice {\n\u00a0\u00a0\u00a0\u00a0@ExceptionHandler\n\u00a0\u00a0\u00a0\u00a0public ModelAndView exceptionHandler(Exception ex){\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0ModelAndView mv = new ModelAndView(\"error\");\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0mv.addObject(\"exception\", ex);\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0System.out.println(\"in testControllerAdvice\");\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0return mv;\n\u00a0\u00a0\u00a0\u00a0}\n}<\/code><\/pre>\n
3.\u53e6\u4e00\u79cd\u5904\u7406\u5168\u5c40\u5f02\u5e38\u7684\u65b9\u6cd5<\/p>\n
\u5728SpringMVC\u914d\u7f6e\u6587\u4ef6\u4e2d\u914d\u7f6e<\/p>\n
<!-- configure SimpleMappingExceptionResolver -->\n\u00a0\u00a0\u00a0\u00a0<bean class=\"org.springframework.web.servlet.handler.SimpleMappingExceptionResolver\">\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<property name=\"exceptionMappings\">\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<props>\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<prop key=\"java.lang.ArithmeticException\">error<\/prop>\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/props>\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/property>\n\u00a0\u00a0\u00a0\u00a0<\/bean><\/code><\/pre>\n
error\u662f\u51fa\u9519\u9875\u9762<\/p>\n
\u5341\u4e94\u3001\u8bbe\u7f6e\u4e00\u4e2a\u81ea\u5b9a\u4e49\u62e6\u622a\u5668<\/h2>\n
1.\u521b\u5efa\u4e00\u4e2aMyInterceptor\u7c7b\uff0c\u5e76\u5b9e\u73b0HandlerInterceptor\u63a5\u53e3<\/p>\n
public class MyInterceptor implements HandlerInterceptor {\n\n\u00a0\u00a0\u00a0\u00a0@Override\n\u00a0\u00a0\u00a0\u00a0public void afterCompletion(HttpServletRequest arg0,\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0HttpServletResponse arg1, Object arg2, Exception arg3)\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0throws Exception {\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0System.out.println(\"afterCompletion\");\n\u00a0\u00a0\u00a0\u00a0}\n\n\u00a0\u00a0\u00a0\u00a0@Override\n\u00a0\u00a0\u00a0\u00a0public void postHandle(HttpServletRequest arg0, HttpServletResponse arg1,\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0Object arg2, ModelAndView arg3) throws Exception {\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0System.out.println(\"postHandle\");\n\u00a0\u00a0\u00a0\u00a0}\n\n\u00a0\u00a0\u00a0\u00a0@Override\n\u00a0\u00a0\u00a0\u00a0public boolean preHandle(HttpServletRequest arg0, HttpServletResponse arg1,\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0Object arg2) throws Exception {\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0System.out.println(\"preHandle\");\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0return true;\n\u00a0\u00a0\u00a0\u00a0}\n\n}<\/code><\/pre>\n
2.\u5728SpringMVC\u7684\u914d\u7f6e\u6587\u4ef6\u4e2d\u914d\u7f6e<\/p>\n
<!-- interceptor setting -->\n\u00a0\u00a0\u00a0\u00a0<mvc:interceptors>\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<mvc:interceptor>\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<mvc:mapping path=\"\/mvc\/**\"\/>\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<bean class=\"test.SpringMVC.Interceptor.MyInterceptor\"><\/bean>\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/mvc:interceptor>\n\u00a0\u00a0\u00a0\u00a0<\/mvc:interceptors><\/code><\/pre>\n
3.\u62e6\u622a\u5668\u6267\u884c\u987a\u5e8f<\/p>\n
\"\"<\/p>\n
\u5341\u516d\u3001\u8868\u5355\u7684\u9a8c\u8bc1\uff08\u4f7f\u7528Hibernate-validate\uff09\u53ca\u56fd\u9645\u5316<\/h2>\n
1.\u5bfc\u5165Hibernate-validate\u9700\u8981\u7684jar\u5305<\/p>\n
\"\"<\/p>\n
(\u672a\u9009\u4e2d\u4e0d\u7528\u5bfc\u5165)<\/p>\n
\"\"<\/p>\n
2.\u7f16\u5199\u5b9e\u4f53\u7c7bUser\u5e76\u52a0\u4e0a\u9a8c\u8bc1\u6ce8\u89e3<\/p>\n
public class User {\n\u00a0\u00a0\u00a0\u00a0public int getId() {\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0return id;\n\u00a0\u00a0\u00a0\u00a0}\n\u00a0\u00a0\u00a0\u00a0public void setId(int id) {\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0this.id = id;\n\u00a0\u00a0\u00a0\u00a0}\n\u00a0\u00a0\u00a0\u00a0public String getName() {\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0return name;\n\u00a0\u00a0\u00a0\u00a0}\n\u00a0\u00a0\u00a0\u00a0public void setName(String name) {\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0this.name = name;\n\u00a0\u00a0\u00a0\u00a0}\n\u00a0\u00a0\u00a0\u00a0public Date getBirth() {\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0return birth;\n\u00a0\u00a0\u00a0\u00a0}\n\u00a0\u00a0\u00a0\u00a0public void setBirth(Date birth) {\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0this.birth = birth;\n\u00a0\u00a0\u00a0\u00a0}\n\u00a0\u00a0\u00a0\u00a0@Override\n\u00a0\u00a0\u00a0\u00a0public String toString() {\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0return \"User [id=\" + id + \", name=\" + name + \", birth=\" + birth + \"]\";\n\u00a0\u00a0\u00a0\u00a0}\n\u00a0\u00a0\u00a0\u00a0private int id;\n\u00a0\u00a0\u00a0\u00a0@NotEmpty\n\u00a0\u00a0\u00a0\u00a0private String name;\n\n\u00a0\u00a0\u00a0\u00a0@Past\n\u00a0\u00a0\u00a0\u00a0@DateTimeFormat(pattern=\"yyyy-MM-dd\")\n\u00a0\u00a0\u00a0\u00a0private Date birth;\n}<\/code><\/pre>\n
ps:@Past\u8868\u793a\u65f6\u95f4\u5fc5\u987b\u662f\u4e00\u4e2a\u8fc7\u53bb\u503c<\/p>\n
3.\u5728jsp\u4e2d\u4f7f\u7528SpringMVC\u7684form\u8868\u5355<\/p>\n
<form:form action=\"form\/add\" method=\"post\" modelAttribute=\"user\">\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0id:<form:input path=\"id\"\/><form:errors path=\"id\"\/>\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0name:<form:input path=\"name\"\/><form:errors path=\"name\"\/>\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0birth:<form:input path=\"birth\"\/><form:errors path=\"birth\"\/>\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<input type=\"submit\" value=\"submit\">\n\u00a0\u00a0\u00a0<\/form:form><\/code><\/pre>\n
ps:path\u5bf9\u5e94name<\/p>\n
4.Controller\u4e2d\u4ee3\u7801<\/p>\n
@Controller\n@RequestMapping(\"\/form\")\npublic class formController {\n\u00a0\u00a0\u00a0\u00a0@RequestMapping(value=\"\/add\",method=RequestMethod.POST)\n\u00a0\u00a0\u00a0\u00a0public String add(@Valid User u,BindingResult br){\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0if(br.getErrorCount()>0){\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0return \"addUser\";\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0}\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0return \"showUser\";\n\u00a0\u00a0\u00a0\u00a0}\n\n\u00a0\u00a0\u00a0\u00a0@RequestMapping(value=\"\/add\",method=RequestMethod.GET)\n\u00a0\u00a0\u00a0\u00a0public String add(Map<String,Object> map){\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0map.put(\"user\",new User());\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0return \"addUser\";\n\u00a0\u00a0\u00a0\u00a0}\n}<\/code><\/pre>\n
ps:<\/p>\n
1.\u56e0\u4e3ajsp\u4e2d\u4f7f\u7528\u4e86modelAttribute\u5c5e\u6027\uff0c\u6240\u4ee5\u5fc5\u987b\u5728request\u57df\u4e2d\u6709\u4e00\u4e2a\u201duser\u201d.<\/p>\n
2.@Valid \u8868\u793a\u6309\u7167\u5728\u5b9e\u4f53\u4e0a\u6807\u8bb0\u7684\u6ce8\u89e3\u9a8c\u8bc1\u53c2\u6570<\/p>\n
3.\u8fd4\u56de\u5230\u539f\u9875\u9762\u9519\u8bef\u4fe1\u606f\u56de\u56de\u663e\uff0c\u8868\u5355\u4e5f\u4f1a\u56de\u663e<\/p>\n
5.\u9519\u8bef\u4fe1\u606f\u81ea\u5b9a\u4e49<\/p>\n
\u5728src\u76ee\u5f55\u4e0b\u6dfb\u52a0locale.properties<\/p>\n
NotEmpty.user.name=name can't not be empty\nPast.user.birth=birth should be a past value\nDateTimeFormat.user.birth=the format of input is wrong\ntypeMismatch.user.birth=the format of input is wrong\ntypeMismatch.user.id=the format of input is wrong<\/code><\/pre>\n
\u5728SpringMVC\u914d\u7f6e\u6587\u4ef6\u4e2d\u914d\u7f6e<\/p>\n
<!-- configure the locale resource -->\n\u00a0\u00a0\u00a0\u00a0<bean id=\"messageSource\" class=\"org.springframework.context.support.ResourceBundleMessageSource\">\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<property name=\"basename\" value=\"locale\"><\/property>\n\u00a0\u00a0\u00a0\u00a0<\/bean><\/code><\/pre>\n
6.\u56fd\u9645\u5316\u663e\u793a<\/p>\n
\u5728src\u4e0b\u6dfb\u52a0locale_zh_CN.properties<\/p>\n
username=\u8d26\u53f7\npassword=\u5bc6\u7801<\/code><\/pre>\n
locale.properties\u4e2d\u6dfb\u52a0<\/p>\n
username=user name\npassword=password<\/code><\/pre>\n
\u521b\u5efa\u4e00\u4e2alocale.jsp<\/p>\n
<body>\n\u00a0\u00a0\u00a0\u00a0<fmt:message key=\"username\"><\/fmt:message>\n\u00a0\u00a0\u00a0\u00a0<fmt:message key=\"password\"><\/fmt:message>\n\u00a0\u00a0<\/body><\/code><\/pre>\n
\u5728SpringMVC\u4e2d\u914d\u7f6e<\/p>\n
<!-- make the jsp page can be visited -->\n\u00a0\u00a0\u00a0<mvc:view-controller path=\"\/locale\" view-name=\"locale\"\/><\/code><\/pre>\n
\u8ba9locale.jsp\u5728WEB-INF\u4e0b\u4e5f\u80fd\u76f4\u63a5\u8bbf\u95ee<\/p>\n
\u6700\u540e\uff0c\u8bbf\u95eelocale.jsp\uff0c\u5207\u6362\u6d4f\u89c8\u5668\u8bed\u8a00\uff0c\u80fd\u770b\u5230\u8d26\u53f7\u548c\u5bc6\u7801\u7684\u8bed\u8a00\u4e5f\u5207\u6362\u4e86<\/p>\n
\u5341\u4e03\u3001\u538b\u8f74\u5927\u620f\u2013\u6574\u5408SpringIOC\u548cSpringMVC<\/h2>\n
1.\u521b\u5efa\u4e00\u4e2atest.SpringMVC.integrate\u7684\u5305\u7528\u6765\u6f14\u793a\u6574\u5408\uff0c\u5e76\u521b\u5efa\u5404\u7c7b<\/p>\n
\"\"<\/p>\n
2.User\u5b9e\u4f53\u7c7b<\/p>\n
public class User {\n\u00a0\u00a0\u00a0\u00a0public int getId() {\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0return id;\n\u00a0\u00a0\u00a0\u00a0}\n\u00a0\u00a0\u00a0\u00a0public void setId(int id) {\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0this.id = id;\n\u00a0\u00a0\u00a0\u00a0}\n\u00a0\u00a0\u00a0\u00a0public String getName() {\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0return name;\n\u00a0\u00a0\u00a0\u00a0}\n\u00a0\u00a0\u00a0\u00a0public void setName(String name) {\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0this.name = name;\n\u00a0\u00a0\u00a0\u00a0}\n\u00a0\u00a0\u00a0\u00a0public Date getBirth() {\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0return birth;\n\u00a0\u00a0\u00a0\u00a0}\n\u00a0\u00a0\u00a0\u00a0public void setBirth(Date birth) {\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0this.birth = birth;\n\u00a0\u00a0\u00a0\u00a0}\n\u00a0\u00a0\u00a0\u00a0@Override\n\u00a0\u00a0\u00a0\u00a0public String toString() {\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0return \"User [id=\" + id + \", name=\" + name + \", birth=\" + birth + \"]\";\n\u00a0\u00a0\u00a0\u00a0}\n\u00a0\u00a0\u00a0\u00a0private int id;\n\u00a0\u00a0\u00a0\u00a0@NotEmpty\n\u00a0\u00a0\u00a0\u00a0private String name;\n\n\u00a0\u00a0\u00a0\u00a0@Past\n\u00a0\u00a0\u00a0\u00a0@DateTimeFormat(pattern=\"yyyy-MM-dd\")\n\u00a0\u00a0\u00a0\u00a0private Date birth;\n}<\/code><\/pre>\n
3.UserService\u7c7b<\/p>\n
@Component\npublic class UserService {\n\u00a0\u00a0\u00a0\u00a0public UserService(){\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0System.out.println(\"UserService Constructor...\\n\\n\\n\\n\\n\\n\");\n\u00a0\u00a0\u00a0\u00a0}\n\n\u00a0\u00a0\u00a0\u00a0public void save(){\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0System.out.println(\"save\");\n\u00a0\u00a0\u00a0\u00a0}\n}<\/code><\/pre>\n
4.UserController<\/p>\n
@Controller\n@RequestMapping(\"\/integrate\")\npublic class UserController {\n\u00a0\u00a0\u00a0\u00a0@Autowired\n\u00a0\u00a0\u00a0\u00a0private UserService userService;\n\n\u00a0\u00a0\u00a0\u00a0@RequestMapping(\"\/user\")\n\u00a0\u00a0\u00a0\u00a0public String saveUser(@RequestBody @ModelAttribute User u){\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0System.out.println(u);\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0userService.save();\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0return \"hello\";\n\u00a0\u00a0\u00a0\u00a0}\n}<\/code><\/pre>\n
5.Spring\u914d\u7f6e\u6587\u4ef6<\/p>\n
\u5728src\u76ee\u5f55\u4e0b\u521b\u5efaSpringIOC\u7684\u914d\u7f6e\u6587\u4ef6applicationContext.xml<\/p>\n
<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n<beans xmlns=\"http:\/\/www.springframework.org\/schema\/beans\"\n\u00a0\u00a0\u00a0\u00a0xmlns:xsi=\"http:\/\/www.w3.org\/2001\/XMLSchema-instance\"\n\u00a0\u00a0\u00a0\u00a0xsi:schemaLocation=\"http:\/\/www.springframework.org\/schema\/beans\n\nhttp:\/\/www.springframework.org\/schema\/beans\/spring-beans.xsd\n\n\nhttp:\/\/www.springframework.org\/schema\/util\n\n\nhttp:\/\/www.springframework.org\/schema\/util\/spring-util-4.0.xsd\n\n\nhttp:\/\/www.springframework.org\/schema\/context\n\n\nhttp:\/\/www.springframework.org\/schema\/context\/spring-context.xsd\n\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\"\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0xmlns:util=\"http:\/\/www.springframework.org\/schema\/util\"\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0xmlns:p=\"http:\/\/www.springframework.org\/schema\/p\"\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0xmlns:context=\"http:\/\/www.springframework.org\/schema\/context\"\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0>\n\u00a0\u00a0\u00a0\u00a0<context:component-scan base-package=\"test.SpringMVC.integrate\">\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<context:exclude-filter type=\"annotation\"\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0expression=\"org.springframework.stereotype.Controller\"\/>\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<context:exclude-filter type=\"annotation\"\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0expression=\"org.springframework.web.bind.annotation.ControllerAdvice\"\/>\n\u00a0\u00a0\u00a0\u00a0<\/context:component-scan>\n\n<\/beans><\/code><\/pre>\n
\u5728Web.xml\u4e2d\u6dfb\u52a0\u914d\u7f6e<\/p>\n
<!-- configure the springIOC -->\n\u00a0\u00a0<listener>\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<listener-class>org.springframework.web.context.ContextLoaderListener<\/listener-class>\n\u00a0\u00a0<\/listener>\n\u00a0\u00a0<context-param>\n\u00a0\u00a0\u00a0\u00a0<param-name>contextConfigLocation<\/param-name>\n\u00a0\u00a0\u00a0\u00a0<param-value>classpath:applicationContext.xml<\/param-value>\n\u00a0\u00a0<\/context-param><\/code><\/pre>\n
6.\u5728SpringMVC\u4e2d\u8fdb\u884c\u4e00\u4e9b\u914d\u7f6e\uff0c\u9632\u6b62SpringMVC\u548cSpringIOC\u5bf9\u540c\u4e00\u4e2a\u5bf9\u8c61\u7684\u7ba1\u7406\u91cd\u5408<\/p>\n
<!-- scan the package and the sub package -->\n\u00a0\u00a0\u00a0\u00a0<context:component-scan base-package=\"test.SpringMVC.integrate\">\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<context:include-filter type=\"annotation\"\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0expression=\"org.springframework.stereotype.Controller\"\/>\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<context:include-filter type=\"annotation\"\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0expression=\"org.springframework.web.bind.annotation.ControllerAdvice\"\/>\n\u00a0\u00a0\u00a0\u00a0<\/context:component-scan><\/code><\/pre>\n
\u5341\u516b\u3001SpringMVC\u8be6\u7ec6\u8fd0\u884c\u6d41\u7a0b\u56fe<\/h2>\n
\"\"<\/p>\n
\u5341\u4e5d\u3001SpringMVC\u4e0estruts2\u7684\u533a\u522b<\/h2>\n
1\u3001springmvc\u57fa\u4e8e\u65b9\u6cd5\u5f00\u53d1\u7684\uff0cstruts2\u57fa\u4e8e\u7c7b\u5f00\u53d1\u7684\u3002springmvc\u5c06url\u548ccontroller\u91cc\u7684\u65b9\u6cd5\u6620\u5c04\u3002\u6620\u5c04\u6210\u529f\u540espringmvc\u751f\u6210\u4e00\u4e2aHandler\u5bf9\u8c61\uff0c\u5bf9\u8c61\u4e2d\u53ea\u5305\u62ec\u4e86\u4e00\u4e2amethod\u3002\u65b9\u6cd5\u6267\u884c\u7ed3\u675f\uff0c\u5f62\u53c2\u6570\u636e\u9500\u6bc1\u3002springmvc\u7684controller\u5f00\u53d1\u7c7b\u4f3cweb service\u5f00\u53d1\u3002<\/p>\n
2\u3001springmvc\u53ef\u4ee5\u8fdb\u884c\u5355\u4f8b\u5f00\u53d1\uff0c\u5e76\u4e14\u5efa\u8bae\u4f7f\u7528\u5355\u4f8b\u5f00\u53d1\uff0cstruts2\u901a\u8fc7\u7c7b\u7684\u6210\u5458\u53d8\u91cf\u63a5\u6536\u53c2\u6570\uff0c\u65e0\u6cd5\u4f7f\u7528\u5355\u4f8b\uff0c\u53ea\u80fd\u4f7f\u7528\u591a\u4f8b\u3002<\/p>\n
3\u3001\u7ecf\u8fc7\u5b9e\u9645\u6d4b\u8bd5\uff0cstruts2\u901f\u5ea6\u6162\uff0c\u5728\u4e8e\u4f7f\u7528struts\u6807\u7b7e\uff0c\u5982\u679c\u4f7f\u7528struts\u5efa\u8bae\u4f7f\u7528jstl\u3002<\/p>\n
\u539f\u6587\u51fa\u5904\uff1a cnblogs-Sunnier<\/a><\/p>\n
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