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J2EE

SailFin CAFE, like other converged application development frameworks has changed the converged application development paradigm. Having used CAFE APIs so far, if one thought that application development has never been so fast and so easy, things  just got better with v1 b28. Communications (conversation, conference, imconversation, imconference...) that were created by applications were...
on Apr 12, 2010
Converged (Http/SIP) applications gives users the flexibility of creating or accessing information about their communications (call/conferences/im ...) over the web. To make this possible a typical converged application would contain an entry point for all the Http requests, which is mostly an Http Servlet. This servlet would return back appropriate responses by accessing the corresponding...
on Jan 25, 2010
Overload protection feature has been part of earlier releases of SailFin, lets start by describing the what can be improved in the current implementation. The algorithm (in the earlier releases) for detecting an overload was based on the fact that if a certain number of continuous samples remain above the configured threshold then the system is overloaded. This was a simple and...
on Oct 28, 2009
  Lots of fixes have gone into SailFin 2.0, some of these fixes are related to functionality whereas others are to improve performance. The changes sometimes required creation of new user configurable properties in order to extract the optimal-performance/desired-behavior depending on the users deployment. This article tries to explain some of the properties/attributes that were introduced...
on Sep 2, 2009
High availability in SailFin can be achieved by deploying a cluster of instances and configuring the load balancer and the replication modules as per the user's needs. Apart from the basic configuration of these modules, SailFin (2.0) also allows users to separate the intra-cluster traffic (resulting from the load-balancer, replication and the group management service modules) from the external...
on Aug 26, 2009