在spring-mvc.xml中添加如下配置

<bean class="org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerMapping" />

<bean class="org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter" p:ignoreDefaultModelOnRedirect="true">

    <property name="messageConverters">

            <ref bean="mappingJacksonHttpMessageConverter" />

<mvc:interceptors>

    <mvc:interceptor>

        <mvc:mapping path="/**"/>

        <bean class="com.menglong.interceptor.CompanyInterceptor" />

    </mvc:interceptor>

</mvc:interceptors>