Cloud Foundry: Design and Architecture
Derek Collison discusses the goals, the design premises and patterns employed in creating the architecture of Cloud Foundry, VMware’s open source PaaS, unveiling internal architectural details.
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Posted by Srini Penchikala on Oct 15, 2011
The Java Identity API provides a Java framework for representing and interacting with identity attributes in the applications. Ron Monzillo, specification lead for JSR 351, the spec for this API, spoke at the JavaOne 2011 Conference last week. He discussed the JSR proposal scope, its current state and future plans for the specification.
Ron talked about the current state of identity in enterprise Java applications. The lack of adequate interfaces in the Java platform is forcing application developers to rely on non-standard interfaces which is resulting in inconsistent, poorly integrated and inferior support for network identity.
JSR 351 will provide a uniform, domain model independent, Java framework for representing and interacting with identity attributes. It has three main goals as follows:
The scope doesn't include the standardization of a fixed set of identity attributes (i.e., a specific domain model) that Java developers should use. This should be the responsibility of specific communities or application architects.
The interface architecture includes three layers:
The specification is targeted for compatibility with Java SE and Java EE platforms beginning with version 6.0. It has completed the approval ballot. The next steps are to form an expert group and develop a Reference Implementation (RI) for the specification. The Reference Implementation will be developed as an open source project within java.net, under Apache License, version 2.0.
The proposed timeline for JSR 351 specification includes an early draft targeted for March 2012, public review by July 2012 and the final release to be out by early 2013. For More Information about the JSR, readers can check out the specification and the TCK or volunteer for the Expert Group.
Srini Penchikala currently works as Security Architect and has 17 yrs of experience in software product management.
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