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Below are some service definitions used in current openEHR products, from which design concepts have been drawn for the openEHR vEHR service.
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Iaso IEHR - A Patterson
To get the thought juices flowing - here is the IEHR interface our product uses - it works ok for our specific use cases but obviously could be
fleshed out with other use cases. I am interested in other approaches people are taking.
All interactions in the session have ACID properties
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[ServiceContract(ProtectionLevel = ProtectionLevel.EncryptAndSign,
SessionMode=SessionMode.Required)]
public interface IEHR
{
[OperationContract(IsInitiating=true)]
void StartSession(string recordTargetRoot, string recordTargetExtension);
[OperationContract(IsTerminating=true)]
void EndSession();
[OperationContract]
void AddVersionedDocument(Message request);
[OperationContract]
Message GetVersionedDocument(string documentRoot, string documentExtension);
[OperationContract]
Message GetVersionedDocumentTransformed(string documentRoot, string documentExtension, string transformRoot, string transformExtension);
[OperationContract]
void Commit();
}
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