Product Evolution - E-Commerce - Lecture Slides, Slides of Fundamentals of E-Commerce

Download Product Evolution - E-Commerce - Lecture Slides and more Slides Fundamentals of E-Commerce in PDF only on Docsity! SAP NETWEAVER ARCHITECTURE CONCEPTS, PART 1 What is NetWeaver? Set of cooperative technologies that provide internal connectivity (integration) between SAP modules and external connectivity with other systems. Eases integration between systems. Provides framework for development. Open and standards- based. Docsity.com Evolution of ERP through 3 eras SAP NetWeaver: Integration and Application Platform for Lower TCO SAP ERP Product Evolution Graphic copyright SAP Docsity.com 8 Major NetWeaver Components 1. SAP Web Application Server (WAS) Application platform for runtime functionality and development. All NetWeaver components are built on SAP WAS. Components written in J2EE or ABAP. Debuted with R/3 enterprise—core of the system. ESA design strategy. Docsity.com SAP Web Application Server (WAS) 5 tiers to architecture: Presentation layer--user interface Business Layer--receives requests and formulates responses consistent with business logic. Integration Layer--manages the integration among various systems. Connectivity Layer--handles the actual transportation of inbound and outbound traffic (HTTP, HTTPS, SSL, SMTP, SOAP, etc.) Persistence Layer--connectivity to OS and Database infrastructure. SAP Web Application Server Architecture Graphic from: SAP Web Application Server: Architecture and Programming Model by Matt Kangas, SAP Labs Docsity.com Programming Language Support Graphic from: SAP Web Application Server: Architecture and Programming Model by Matt Kangas, SAP Labs Persistence Graphic from: SAP Web Application Server: Architecture and Programming Model by Matt Kangas, SAP Labs Docsity.com