IBM WebSphere V5.0 Security - CGISecurity

11.1 Patterns for e-businessPatterns for e-business are a group of reusable assets developed to facilitateand speed up the process of solution design for e-business applications. Theirpurpose is to capture and publish e-business artifacts that have been used,tested and proven. The information captured by them is assumed to fit themajority, or an 80/20 situation.Depending on the pattern used, we can talk about logical (based on conceptualmodules and building blocks) or physical/runtime architectures. Patterns areusually used as a generic type of solution that can address a family of problems.It needs tailoring to make them an effective solution and they must becustomized to include all the aspects of the IT environment where the solutionwill be used.A number of different patterns has been developed and is still being extended fore-buiness applications. The Patterns for e-business layered asset model isshown in Figure 11-1.Customer requirementsComposite patternsBusiness patternsIntegration patternsAny methodologyApplication patternsRuntime patternsProduct mappingsIBM Software infrastructure blueprintOpen StandardsFigure 11-1 Patterns for e-business layered asset model11.1.1 Business patternsThis is the CIO’s view of the business problem. It defines business processesand rules, actors of the system, user roles, existing and future support modulesas “architectural” building blocks.350 IBM WebSphere V5.0 Security Handbook