Spring MVC处理程序拦截器未运行
问题内容:
我有以下拦截器类:
package cz.coffeeexperts.feedback.server.web.interceptors;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.springframework.web.servlet.handler.HandlerInterceptorAdapter;
public class RestAuthorizationInterceptor extends HandlerInterceptorAdapter {
@Override
public boolean preHandle(HttpServletRequest request,
HttpServletResponse response, Object handler)
throws Exception {
System.out.println("fuu");
response.setStatus( HttpServletResponse.SC_UNAUTHORIZED );
return false;
}
}
我在spring-webmvc.xml中将其配置如下:
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns:context="http://www.springframework.org/schema/context"
xmlns:mvc="http://www.springframework.org/schema/mvc"
xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd
http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context.xsd http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc-3.2.xsd">
<mvc:annotation-driven/>
<mvc:interceptors>
<mvc:interceptor>
<mvc:mapping path="/rest/api/01/status" />
<bean class="cz.coffeeexperts.feedback.server.web.interceptors.RestAuthorizationInterceptor" />
</mvc:interceptor>
</mvc:interceptors>
</beans>
但是,当我转到时http://localhost:8080/myserver/rest/api/01/status
,会得到状态码为200的常规答案(与添加拦截器之前相同)。同样,不会打印消息“
fuu”(因此不会调用preHandle方法)。
有任何想法吗?我开始使用以下示例进行此操作:http : //javapapers.com/spring/spring-mvc-handler-
interceptor/
,但所有其他示例看起来都一样,我找不到哪里出了问题。
我正在使用Spring 3.2.4.RELEASE
重要的编辑,它适用于此:
<mvc:interceptors>
<mvc:interceptor>
<mvc:mapping path="/**" />
<bean class="cz.coffeeexperts.feedback.server.web.interceptors.RestAuthorizationInterceptor" />
</mvc:interceptor>
</mvc:interceptors>
所以问题是,我的道路出了什么问题?
问题答案:
好的,我找到了解决方案,因为我的路径定义如下:
<servlet-mapping>
<servlet-name>rest</servlet-name>
<url-pattern>/rest/*</url-pattern>
</servlet-mapping>
这就是我的控制器的样子
@Controller
@RequestMapping(value = "/api")
public class ApiController {
@RequestMapping(value = "/01/status", method = RequestMethod.GET)
@ResponseBody
public ServerStatusJSON getStatus(HttpServletResponse response) {
...
}
}
该地址的工作配置http://localhost:8080/myserver/rest/api/01/status
如下:
<mvc:interceptors>
<mvc:interceptor>
<mvc:mapping path="/api/01/status" />
<bean class="cz.coffeeexperts.feedback.server.web.interceptors.RestAuthorizationInterceptor" />
</mvc:interceptor>
</mvc:interceptors>
PS:感谢geoand,他把我推向正确的方向。