如何在相同的主机上同时支持DataContractSerializer和XMLSerializer ?

In our production environment, our WCF services are serialized with the XMLSerializer. To do so our service interfaces have the [XMLSerializerFormat] attribute. Now, we need to change to DataContractSerializer but we must stay compatible with our existing clients. Therefore, we have to expose each service with both serializers.In our production environment, our WCF services