<beans>
<mvc:annotation-driven>
        <mvc:message-converters>
            <bean class="org.springframework.http.converter.json.MappingJacksonHttpMessageConverter"/>
            <bean class="org.springframework.http.converter.xml.MarshallingHttpMessageConverter">
                <property name="marshaller" ref="castorMarshaller"/>
                <property name="unmarshaller" ref="castorMarshaller"/>
            </bean>
        </mvc:message-converters>
    </mvc:annotation-driven>

    <context:component-scan base-package="my.controller"/>

    <bean id="castorMarshaller" class="org.springframework.oxm.castor.CastorMarshaller">
        <property name="mappingLocations">
            <list>
                <value>
                    classpath:oxm-mapping.xml
                </value>
             </list>
        </property>
    </bean>

</beans>

<mapping xmlns="http://castor.exolab.org/" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
         xsi:schemaLocation="http://castor.exolab.org/ http://www.castor.org/mapping.xsd">

    <class name="my.PersonEnvelop">
        <map-to xml="person-envelop"/>
        <field name="persons" type="my.Person" collection="arraylist">
            <bind-xml name="person" node="element"/>
        </field>
      
    </class>

    <class name="my.PersonEnvelop">
        <map-to xml="person"/>
        <field name="name" type="string">
            <bind-xml name="name" node="element"/>
        </field>
      ....
    </class>

</mapping>