I think these links can teach U
http://edocs.bea.com/wli/docs92/adminhelp/msgbroker.html
http://e-docs.bea.com/workshop/docs81/doc/en/integration/tutorial/tutbroker/tutWLIProcessChannels.html?skipReload=true#1040207
http://e-docs.bea.com/workshop/docs81/doc/en/core/index.html