I got into situation where I had no access to the code and wanted to check the service endpoints of referenced web-services in our composite. In SOA 10g it was straight forward but had no clue about how to check it in SOA 11g.
But once i found out, it seems pretty simple and so obvious.
1) Login into Enterprise Manager and click on composite whose reference url needs to be checked
2) Click the button as highlighted below to bring the composite definition:
3) Locate the referenced service reference and verify the server details as below: