1. A method for operating a service registry for web services, the service registry comprising a plurality of different environments for the web services, the method comprising: detecting the creation of a first endpoint definition document for a specific web service, the first endpoint definition document defining address data for the specific web service in one environment; accessing data defining the plurality of different environments associated with the service registry; creating one or more additional endpoint definition documents for the specific web service from the first endpoint definition document and the accessed data; and storing the one or more additional endpoint definition documents using the service registry.