目前,我有以下web.xml配置:
<servlet>
<servlet-name>Website</servlet-name>
<servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
<load-on-startup>2</load-on-startup>
</servlet>
<servlet-mapping>
<servlet-name>Website</servlet-name>
<url-pattern>/</url-pattern>
</servlet-mapping>
<servlet>
<servlet-name>Server</servlet-name>
<servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
<load-on-startup>1</load-on-startup>
</servlet>
<servlet-mapping>
<servlet-name>Server</servlet-name>
<url-pattern>/server/</url-pattern>
</servlet-mapping>至于两个示例控制器:
@Controller
public class ApiRequests {
protected final Logger logger = Logger.getLogger(ApiRequests.class);
@RequestMapping(value = "api.json", produces = {"application/json"}, method = RequestMethod.GET)
@ResponseBody
public String handleActionJson(final HttpServletRequest request){
return "{test: 'blaat'}";
}
}和
@Controller
@RequestMapping("/")
public class IndexController {
@RequestMapping("*.html")
public void showIndex(){
}
}现在我的问题是,当我试图调用/ server /api.json url时,服务器不会给出json响应,而是会给出以下错误:
PageNotFound:1108 - No mapping found for HTTP request with URI [/WorldDefense/server/api.json] in DispatcherServlet with name 'Website'这基本上意味着它试图在网站servlet中搜索/ Server /api.json,而不是服务器服务器,至于我的问题:是否可以让这个设置工作呢?(So / Server /映射到servlet和所有其他url组合到网站servlet)
编辑1我更新了代码以反映Ciudatu建议的更改,但是它仍然不起作用。我删除了@RequestMapping("/server"),现在只在handleActionJson方法中使用@RequestMapping。这两种错误都会导致以下错误:
10:57:26,046 WARN PageNotFound:1108 - No mapping found for HTTP request with URI [/WorldDefense/server/server/api.json] in DispatcherServlet with name 'Website'
10:57:40,509 WARN PageNotFound:1108 - No mapping found for HTTP request with URI [/WorldDefense/server/api.json] in DispatcherServlet with name 'Website'根据tomcat日志映射:
服务器-servlet
11:03:49,655 INFO RequestMappingHandlerMapping:178 - Mapped "{[/api.json],methods=[GET],params=[],headers=[],consumes=[],produces=[application/json],custom=[]}" onto public java.lang.String com.world2.worlddefense.server.controllers.ApiRequests.handleActionJson(javax.servlet.http.HttpServletRequest)
11:03:50,125 INFO RequestMappingHandlerMapping:178 - Mapped "{[/api.json],methods=[GET],params=[],headers=[],consumes=[],produces=[application/json],custom=[]}" onto public java.lang.String com.world2.worlddefense.server.controllers.ApiRequests.handleActionJson(javax.servlet.http.HttpServletRequest)网站-servlet
11:03:50,380 INFO RequestMappingHandlerMapping:178 - Mapped "{[//*.html],methods=[],params=[],headers=[],consumes=[],produces=[],custom=[]}" onto public void com.world2.worlddefense.website.controllers.IndexController.showIndex()
11:03:50,381 INFO RequestMappingHandlerMapping:178 - Mapped "{[/login],methods=[],params=[],headers=[],consumes=[],produces=[],custom=[]}" onto public java.lang.String com.world2.worlddefense.website.controllers.TempTestController.showTest()发布于 2013-03-19 09:39:43
您可以在同一个DispatcherServlet中定义多个web.xml,并根据需要映射它们。但是,servlet映射不应该反映在控制器的@RequestMapping中。您的控制器总是映射到相对于servlet映射的路径;在您的示例中,我认为如果您尝试/WorldDefence/server/server/api.json,您可以得到那个JSON响应。
如果希望将不同的控制器与两个dispatchers相关联,则只需确保在相应的应用程序上下文中加载适当的控制器:Website-servlet.xml和Server-servlet.xml,以防您坚持这个约定。
长话短说,您对ApiRequests的映射应该是'/',而不是'/server‘,该控制器只应该包含在“服务器”dispatcher上下文中。
另外,从3.2.x开始,.json扩展由ContentNegotiationManager处理,因此控制器应该返回由Spring机制透明地封送的某个域对象,从而能够毫不费力地生成JSON以外的媒体类型。
https://stackoverflow.com/questions/15495361
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