EWA SevenFlower Transaction Server is a transaction processing server based on WS-AtomicTransaction standard.
Figure 1：EWA SevenFlower Transaction Server Function
EWA Transaction Server includes Transaction services, and it also provides transaction activation, registration and coordination processing based on WS-AtomicTransaction、WS-Coordination standard. Additionally, Transaction Monitor- also can monitor Transaction server.
Usage
Using EWA SevenFlower Transaction Server，Service enables to accomplish transaction activation, registration and coordination by sending SOAP protocol. 
Figure 2: Service Interface
With monitoring of Transaction server，EWA Transaction Server can monitor the services in transaction and the present status of services at real time, and it also provides continuing coordination and the operation of transaction rolling-back.
Figure 3：Transaction Monitoring
Benefit
As to the modern enterprises and organizations, more and more large-scale distributed application will be accomplished by large numbers of service compositions, and the final result of application activities usually depends on the common result of those services.
Enable enterprises and organizations to achieve a all-or-nothing working mode through EWA SevenFlower Transaction Server: that is, when if all services participating in application succeed, then will regard application activities as success, and when if one or multiple services fail, then regard application activities as failure, then all participators will recover to the state before operation, to ensure the consistency of enterprises data, avoiding unnecessary losses for enterprises and organizations because of failure like network and machine.
Characteristics
EWA SevenFlower Transaction Server provides transaction interface invoked based on SOAP of simple object accessing protocol, which can integrate transactions among different languages and different systems much more simply and conveniently. |
