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J2EE™ Applications and BEA™ WebLogic Server™ by Sandra L. Emerson, Rob Woollen, Michael Girdley

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WebLogic Server Overview

Figure 1-1 shows a typical multi-tier WebLogic Server configuration. Clients include Web browsers and application clients. The WebLogic Server tier is usually a cluster of cooperating WebLogic Servers.

Figure 1-1. Typical BEA WebLogic Server Configuration

The pentagon is the WebLogic Server container, a complex concept encompassing a wide variety of services and facilities.

The Container-Component Model

The WebLogic Server platform (in Java parlance) can be thought of as a container that provides services to components of user applications. Components such as EJBs, JavaServer Pages (JSPs), and servlets reside in the WebLogic ...

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