Need to find the RFC being called from the WDJ application

Hello All,

We have a scenario , our application is built on Webdynpro for Java , Now that we do not have the source along with us , but we need to find RFCs it is calling on the R/3 side. Could anyone give some suggesstions as to if there are any ways for the same in the portal side .

Thanks and Regards,

Ronniee