How to Make a service-data-caching in j2ee application

[egor7]

The problem I've met - is which tools shold I choose for
caching data retrieved from service (server which represent
this service is far away, so every query rather expensive).
Has anyone met this problem yet?

[aniseed]

http://www.javaworld.com/javaworld/j...531-cache.html

[egor7]

thanks a lot