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J2EE™ Security for Servlets, EJBs and Web Services: Applying Theory and Standards to Practice by Pankaj Kumar

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Chapter 10. EJB Security

EJBs (Enterprise JavaBeans) define the component-based application architecture for distributed, enterprise-grade Java applications. Within this architecture, the components themselves are also known as EJBs, or just beans. An important aspect of this architecture is that it incorporates separation of system-level concerns such as multi-threading, resource pooling, persistence, transactions, security, management, and so on. from application specific functionality, as the basic design principle. Specialized software programs, known as EJB containers, host EJBs and provide the above-mentioned system-level capabilities as per the EJB specification. Individual EJBs implement business functionality, adhering to the container ...

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