Patent ID: 8527995
Filing Date: 2013-09-03
Classification: G06F

Abstract:
1. A method in a synchronization system for synchronizing entities of multiple applications, each application having a separate copy of the data of the entities, the method comprising: for each application, providing an entity adapter that provides a common interface for accessing data of the entities of that application; providing a synchronization store that, for each entity that has been synchronized, tracks a version of the entity that was last synchronized; receiving from a source application an indication of a transaction performed by the source application for updating a version of an entity, the received transaction identifying the entity, the version of the entity, and an action to apply to the entity; storing an indication of the received transaction; waiting until any sent synchronization transaction for the entity completes and until dependencies of the received transaction have been satisfied; determining whether the version of the entity in the received transaction is the same as the version of the entity that was last synchronized; when the determining indicates that the version of the entity in the received transaction is the same as the version of the entity that was last synchronized, sending a transaction corresponding to the received transaction to an entity adapter of a target application for updating the entity of the target application in accordance with the received transaction; and when the determining indicates that the version of the entity in the received transaction is not the same as the version of the entity that was last synchronized,