Appendix H. Glossary of terms

Abstract persistence schema

In EJB 2.0-style container managed persistence, the set of abstract properties that are managed by the container. These include persistent data properties (‘virtual instance variables’), and persistent associations. See page 410.

Application server

Anything that provides support services to a component-based application. In this book, we will usually assume that the term refers to a J2EE-compliant application server, which supports JSP, Servlets, and EJBs. However, application server technology predates J2EE and, indeed, Java. See page 553.

Bastion

A server that is exposed to the Internet, but exposing a very restricted range of services. Typically the bastion will be multihomed—that ...

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