Nexaweb's Enterprise Data Services are a set of API-accessible J2EE 2.3-complaint resources (Servlets, Listeners) that intelligently manage all elements of enterprise application integration. 

Nexaweb’s Enterprise Data Services:   

• Enable Web service and SOA data source integration in support of composite and ‘mash up’ application development and deployment
• Integrate with existing applications, systems and infrastructure including PowerBuilder, C++, Visual Basic, Siebel, AS/400 and mainframes without changing backend business logic, development practice or architecture 
• Support thousands of simultaneous client sessions, each capable of processing hundreds of transactions per second 
• Eliminate data loss with enhanced clustering/failover capabilities that leverage Nexaweb’s sub-object synchronization mechanism to efficiently cluster large data sets 
• Support JSON, SOAP/WSDL, REST/XML, JMS, and JDBC messaging protocols