REST Annotation in CXF 2.1

[Coder One]

Regarding the example below, what if the class GetCustomer has a few more 
fields, like name, age, etc. what would th 
 
 
 
    @GET
    @Path("getAlertMsg")
    @ProduceMime("application/json")
    public GetMsgRsp getAlertMsg(@PathParam("aReq") GettMsgReq 
aReq)
    {
 .....
    }