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7/17/2019 04 SAP Netweaver&SOA
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SAP NetWeaver and SOA
Sumat K Tomar
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Agenda
Introduction to SAP NetWeaver
Overview of the various components of SAP NetWeaver
Introduction to concept of SAP Enterprise SOA
Introduction to the platform for service provisioning
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Netweaver: What is it?
SAP NetWeaver is an open integration and application platform for all SAP solutions
and specific SAP partner solutions. It is a Web-based platform that enables the
enterprise-wide and technologically-independent integration and coordination of
employees, information, and business processes.
SAP NetWeaver Appl ication Server is an open, scalable and highly available
infrastructure for developing dynamic cross-company business applications. It
provides the structure required to bring together business applications and the
Internet. The Internet technology required to implement this task is integrated into
NW AS ABAP. SAP NetWeaver Application Server supports established standards
such as HTTP(S), SMTP, HTML, SOAP, and XML.
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The Evolution of S P Basis to S P NetWeaver
pplication Server
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Components of SAP NetWeaver Application
Server
Overview of servers running with ICM can be seen using transaction SM51
To access the ICM monitor and the ICM profile parameters - transaction SMICM
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SAP NetWeaver – Active Servers (SM51)
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SAP NetWeaver – ICM Monitors (SMICM)
For more information about the ABAP stack, see the courses SAPTEC,
ADM100, ADM102.
The course ADM200 provides detailed information about the Java stack.
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SAP NetWeaver – Overview of Components
SAP NetWeaver provides a basis for Enterprise Services Architecture to meet the
requirements for flexibility and integration between systems, interfaces, users, and
processes.
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SAP Netweaver Component: Enterprise Portal
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SAP Netweaver - Process Integration
SAP NetWeaver Exchange Infrastructure – Integration Broker:
Using Messages to Exchange Data
Approaches to process control:
Business Workflow :You can use the proven Workflow toolfor local, user-oriented control of processes in a system.
Cross-Component BPM (cc-BPM) in SAP NetWeaver
Exchange Infrastructure (SAP XI): This tool allows you to
control business processes that are distributed across
several systems or applications. The systems usemessages to communicate with each other
Ad-hoc Workflow or Collaborative Tasks: The ad-hoc
workflow runs in the SAP Portal and allows you to set up ad-
hoc workflows based on a work order within a BusinessWorkflow-controlled process.
Guided Procedure in Composite Applications (xApps):Guided Procedure is the process control tool in Composite
Applications. Composite applications are new applications
based on existing applications. They provide new functions,but use services from existing applications.
For more information on SAP Netweaver:
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SAP NetWeaver and Compatibility
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SAP Business Suite
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Service Oriented Architecture
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Service Oriented Architecture
The SAP Flavor…
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Enterprise Service - Definition
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Why SOA?: Change as a Basic Principle for
Business Today
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Why SOA?: Integrated System Landscape
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Key Components of a Service-Oriented
Architecture
Tools for creating services
Tools for storing metadata and managing enterprise services (repository/registry)
An infrastructure for distributing messages
Tools for consuming services
Tools in business process management
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Criteria for an Enterprise Service
Modeled according to a model (use of business objects, process components,
interface patterns and global data types)
Published in the Enterprise Services Repository (metadata)
Documented, stable behavior
Based on open standards (WSDL, XML, SOAP, and so on)
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Web serviceClient
UDDIUDDI
Service Directory
SOAP
WSDL
Document
Web service Provider
Bus. Functionality
W e
b s e r v i c e
WSDL
Document
• Create Web service
• Create WSDL
• Publish WSDL
1
• Discover Web service
• Develop Client App
2
• Web service Execution
Direct WSDL exchange
Web Service Paradigm
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Developing an Message interface
Central design of interfaces that make business sense in SAP XI Integration Repository
Using Global Data Types( GDT )
Based on the International Standard UN/CEFACT CCTS (Core Component Technical
Specificati on)* SAP wide approved with reference to the Governance Process for Process IntegrationContent (embedded within the SAP Standard ‚Application Integration & Interfaces‘)
Defined in the central Integration Repository using XML Schema
Well documented according to the Docu template
Semantic building bl ocks fo r interfaces (reuse)
Reference to Governance Process for PIC0,PIC1, PIC2 (optional), PIC3.
Generation of proxy from abstractly modeled interface
Created and stored in Enterprise Service Repository (XI)
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Enterprise Services Repository
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Consuming Enterprise Services
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Enterprise Service Invocation
Web Service
Client
(SAP/non-SAP)
Proxy
Local
Integration Engine
Proxy Runtime
Web Services
Framework
SOAP
‘Basic’ Web Service
IDocs
RFCs
Web Service
Client
(SAP/non-SAP)
‘Managed’ Web Service
Mapping
Routing
Integration Processes
Adap ter
SOAP
XI Protocol
or
SOAP
Adap ter
Integration Server
3rd
Party
App
SAP Web AS 6.40
SAPSystem
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Consuming Enterprise Services: The
Composite Applications
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Integration of Different Applications using
SOA
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Case-Study: Non-Integrated “Function Silos”
As an Initial Situation for xCQM
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Case-Study: Integration of “Function Silos”
with xApp Cost and Quotation Management
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