Chapter 2. Overview of WebSphere Application Server V5 23
A flexible security model that provides single sign-on support, integration with
legacy security schemes, and a unified approach to securing application
components.
The J2EE specifications are the result of an industry-wide effort that involves a
large number of contributors. IBM has contributed in defining more than 80
percent of the J2EE APIs.
2.1.3 Application components and their containers
The J2EE programming model has four types of application components, which
reside in four types of containers in the Application Server:
Enterprise JavaBeans - Executed by the EJB container
Servlets and JavaServer Pages files - Executed by the Web container
Application clients - Executed ...