In a new InfoQ minibook, InfoQ SOA Editor and SOA Enterprise Architect Jean-Jacques Dubray describes the state of the art and emerging new approaches in building "Composite Software", solutions created by assembling existing services. The book is available as an InfoQ Minibook, i.e. free of charge in PDF format for InfoQ users. A printed version is available too.
Henning Blohm, Java EE Software Architect at SAP and Co-Chair of the SCA-J Technical Committee provides his perspective on SCA as a cross-technology programming model integration. He claims that for vendors SCA lowers the marginal costs of providing implementation or binding technology and for users it reduces the marginal costs of using them.
A case study about how motor vehicle insurance records company Safeco used SOA approahes, SCA, BPEL, and composite application approaches to reuse legacy code, enable runtime modifiability thanks to decoupling, Java and .NET interoperability, and the ability to deliver a complex solution integrating over 5 systems in less than 8 weeks with a small team.
In an InfoQ presentation, IBM's SOA Foundation Chief Architect Rob High introduces Service Component Architecture (SCA) and Service Data Objects (SDO) as the foundation for a SOA programming model.