problem in creating jar file, eclipse.

Question

Hi,

I downloaded the source of some api like wsdl4j and i made changes to it, now i want to use this source as a jar file. But when i export it using eclipse export->jar file option and then add it in the buildpath compiler shows me the errors on the methods that i created in that wsdl4j source... does any body has idea how to tackle this problem..

rg, al