IBM WebSphere V5.0 Security - CGISecurity

5. The Transfer EJB uses two entity EJBs: CustomerAccount andBranchAccount to make the transfer between accounts and update theback-end system, which is a database in our case.6. After the transfer, the Transfer servlet sends the response back to the clientusing a JSP.The next process depicted in Figure A-3 is a transfer between two branches, andJMS messaging is used to process the request.The first four steps are the same as with the “customer transfer”.html::index1html::customertransfer27MDB::IncomingTransferStateless Session EJB::Transfer8Servlet::Transfer3Bean::TransferHelper6JSP::transferresults9Entity EJB::BranchAccount4Stateless Session EJB::Transfer5a5bEntity EJB::BranchAccountFigure A-3 Branch transfer processQueue::itsobankTransferQThe process flows as described below:1. User selects the customer transfer link on the main page (index.html) of theapplication.2. After filling out the details on the transfer form, the user submits the transfer tothe Transfer servlet.448 IBM WebSphere V5.0 Security Handbook