Process-Centric Architecture for Enterprise Software Systems

ISBN: 9781138374218 出版年：2010 页码：334 Seshan, Parameswaran Auerbach Publications

Part I: THE PROCESS-CENTRIC ARCHITECTURE PARADIGM Introduction Enterprise Software Systems Architecture for Systems Introduction to Business Processes Activities in Business Processes Types of Activities Importance of Business Processes to Enterprise Process-Centric Architecture-A Quick Introduction Evolution of IT Architecture Objectives Historical Perspective on Enterprise Computing Architectures Traditional Ways of Supporting Business Workflows Packages Integration Business-IT Gap Concept of Process-Centric Architecture Objectives The Case for a New Approach What Is Process-Centric Architecture? Process Logic Abstraction Qualities Addressed Structure Dynamics Principles Integration Concept as Handled in PCA Workflow in PCA Holistic View in Architecture Similar Approaches PCA in the Context of Other Architectures Business Process Management What Is BPM? PCA and BPM Business Process Life Cycle Six Sigma Lean Process Redesign Process Automation BPMS Products BPM Landscape Exercise Questions Components of PCA The Business Process Model Process Layer Business Logic Elements User Interface Application Layer Process Execution Deployment Execution Addressing Integration Workflow Business Rules Flows Handled in a Process Benefits of Process-Centric Architecture Business Benefits Benefits to IT Systems Scalability of the PCA Style and Approach Complexity versus Manageability Raised Level of Abstraction for the IT System Part II: ARCHITECTING IT SYSTEMS, THE PROCESS-CENTRIC STYLE (DESIGNING PCA) The Approach Objectives A Typical Manifestation of Process-Centric Architecture Architectural Design in PCA Re-Architecting an Existing IT System for PCA Addition of an IT Subsystem to an Existing IT System SOA for Services Objectives Services Service-Oriented Architecture Bottom-Up Approach Need for SOA in PCA Complementary Approach to Architectural Design Standards and Technologies Standards Process Modeling Standards Process Execution Standards Inter-Process Layer Interactions Business Logic Interaction Standards Technologies and Tools Implementation Options Case Study-Architectural Design Applying PCA Case Study I Case Study II Implementation Considerations Types of Business Processes Process Infrastructure Best Practices Practicalities in Architectural Design Each chapter begins with an "Objectives" section and concludes with "Exercise Questions"