We have all been in projects where we use a combination of open source libraries, for different components of our architecture. We know theoretically that it should work, but alas, something blows up at runtime. If we’re lucky, we experience this on a weekly basis, but we don’t get lucky that often. The “Conundrum Solved” series will tackle some of these hair-pulling, sleep-depriving, grouch-inducing problems some of us at Summa have encountered in our projects. We hope that by sharing them with you, you’ll keep your hair, get enough sleep, and maintain a smile on your face!

Problem: Invalidly getting an InvalidStateObjectStateException thrown upon calling  merge(), even if there were no updates to the entity.

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Summa was recognized by IBM as a finalist for the Smart SOA award during the Business Partner Summit at Impact – IBM’s annual SOA Conference – in Las Vegas last week.  

 IBM’s award program showcases business partners who have demonstrated excellence in delivering business value solutions to customers based on their integrations with IBM WebSphere software.  The SOA Award recognizes the best SOA based solutions that help customers create sustainable differentiation, achieve agility and realize business value.

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To maximize their benefit, SaaS solutions need to integrate with existing enterprise systems. Depending on the business requirements and the integration capabilities of the chosen SaaS product, the integration approach may not be trivial. While a comprehensive API offered by SaaS is a must-have, in most cases a custom SaaS integration layer will be needed to comply with SOA principles and to facilitate integration with existing systems.

In this blog post I will provide an overview of capabilities that a typical SaaS integration layer should provide, and identify integration products that best fit those capabilities.

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On Monday at IBM’s Impact conference, they announced their acquisition of Cast Iron Systems. This is a very interesting acquisition related cloud/SaaS integration and our Focus there. We will be following this closely in the coming weeks and months. Stay tuned for more information.

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