Building New SOA and AJAX-Based Business Applications

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Building New SOA and AJAX-Based Business
Applications

• Mark Barnard
• RD Manager Natural Business Services
• Software AG (Canada) Inc.

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Agenda

• Intro to NBS
• Creating Business Services in Natural
• Testing the Service
• Using Eclipse to generate Java code and Deploy
  Web service
• Testing the Web service
• Into to Application Composer
• Creating the Application Composer Project
• Importing Web services
• Creating the Page Layout
• Using BPEL to map Web service to Page
• Testing the Page
• View the Application in Browser
• Questions

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Intro to NBS

• NBS creates Business Services
• New development tools based on Construct and
  Spectrum
• Fits into the SOA world
• Develop new service modules or using existing
  subprograms
• Services definitions are stored in a repository
• Development tools integrate with SPoD
• Services are executed over EntireX middleware
• NBS provides the runtime infrastructure

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Creating Business Services in Natural

• Business Service wizard
• Generates service code
• Stores definition and metadata in repository

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Testing the Natural Service

• Integrated Test Client
• Can enter service parameters
• Invoke service methods

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Using Eclipse to generate Java code and Deploy
Web service

• NBS supplies plug-in for Eclipse
• Generates Java code
• Can generate Web service code and deployment
  information
• Deploys to a development web server running
  inside the plug-in

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Testing the Service

• Web service test via SOAP Scope

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Intro to Application Composer

• Creates Rich User Interfaces
• Using AJAX and BPEL technologies
• Ability to execute web services and map to data
  fields
• Exists as a plug-in for Eclipse

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Creating the Application Composer Project

• Project contains pages and bpel sequences
• Can import WSDL for services that your UI will
  execute

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Importing Web services

• Import the WSDL generated by NBS
• Project can then invoke service during BPEL
  sequences
• WSDL is physically copied to project

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Creating the Page Layout

• Powerful new rich GUI interface
• Uses AJAX at runtime
• Page contains user interface controls
• Can be designed and tested directly in Eclipse
• Ability to use simple controls (textboxes,
  labels, tables)
• Also use complex controls (grids, trees, Google
  map)
• Pages are deployed to create BPEL sequence for
  the events and methods

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Creating the Page Layout
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Using BPEL to map Web service to Page

• Ability to react to page methods and events
• Can execute imported Web services
• Mapping of web service fields to user interface
  controls
• Can perform many other BPEL elements

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Using BPEL to map Web service to Page
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Testing the Page

• Use Layout Tester to test in Eclipse

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View Application in Browser
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Questions

• Questions?