4 Layers in an SOA

4 Layers in an SOA

There are 4 layers in an SOA:

  • Business Processes
  • Business Services
  • Integration Services
  • Enterprise Resources

4 Layers in an SOA

Enterprise Resources

  • existing applications
  • COTS systems (consumer, off the shelf)
  • Object Oriented systems
  • Legacy systems (eg CRM + ERP)
  • Data at this layer resides in existing applications and databases
  • Operations have a specific, structured interface
  • Operations return structured responses
  • These applications provide transactions
    • single, logical units of work in the enterprise operational systems
  • Responsible for reading, writing and modifying data

Leave a Reply