SOA Methodologies in Practice

SOA Methodologies in Practice Sandeep Purao , Ph.D. Associate Professor of IST Enterprise Informatics and Integration Center Standards Interest Group, Socio-technical Systems Lab

We Are.. College of Information Sciences and Technology

Services everywhere … SSME SOA SOC Web Services Methods Tools Co-creation Governance Systems Integration Service Economy Consulting Services Service Networks BPM Service Ecosystem

SOA ,[object Object],(IBM, July 2008)

SOA Principles ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],(Gartner, January 2008)

Hype Cycle: Integration (Gartner, Late 2007)

SOA ++ ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],(Gartner, Late 2008)

Hype Cycle: WS Standards (Gartner, Late 2007)

An Example ,[object Object],[object Object],[object Object],[object Object],[object Object],(Alter 2008)

Another example ,[object Object],[object Object],[object Object],[object Object],[object Object],(Basole and Rouse 2008)

Our own ongoing work ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

A few problems ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Three Vendors ->

The IBM View UML-based Meta-model Meta-model includes KPI, NFR, Goals, Processes © IBM

The IBM View Implemented with Rational New Stereotypes © IBM

The IBM View Impact Diagram Graph- based Analysis © IBM

The CSC View Services as Interfaces to Components Recognizes Business and Technical Services © CSC

The CSC View Kinds of Services Recognizes Manual and Automated Components and Services © CSC

The Fujitsu View One state should be one service Service architecture quoted Service bus ordered fulfilled shipped Order billed © Fujitsu Quote service Order Processing service Logistics service Delivery service Billing service

The Fujitsu View Quality Checksheet Bill Order service Quote service Logistics service Delivery service Service architecture Service bus Quality Checklist Created Quality Report Produced issued collected created Billing service Analysis remains focused on the management data and the state transitions. Nothing about “systems” and “processes” yet © Fujitsu Quality Checklist Service Bill Creation Service Quality Report Service Bill issue service Bill Collection service

The Fujitsu View © Fujitsu Interactions among services specified Service bus Quote service Order service Logistics service Delivery service Billing service Bill Collection service Bill Creation service Bill Issue service

Assessment ,[object Object],[object Object],[object Object],[object Object],[object Object]

Implications ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Q+A ,[object Object],[object Object],[object Object],[object Object],[object Object]

SOA Methodologies in Practice

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SOA Methodologies in Practice