Chapter 17. EJBs and the Web tier
Overview
This chapter describes in outline how to implement a Web-based user interface to an EJB application, focusing specifically on the issues of integrating EJBs to servlets and JSP pages. The chapter begins with a brief overview of the techniques that are available for server-side generation of dynamic content, particularly servlets and JSPs. It then describes how servlets and JSPs can initialize, locate, and use EJBs. Where stateful session EJBs are used, this requires synchronizing EJB instances to the servlet session; this technique is described in detail. Finally, we discuss the additional complexities involved in building an application in which the Web components are not hosted in a application server, ...
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