| 1 Definition | 2 Protocol | 3 Syntax | 4 Semantics |
1 Definition
The Action of a Process requesting an Export Service:
- To send a Message to a Process in the U-Environment.
- To grant Rights to the receiving Process to the Message.
If the request is accepted, the Export-Import Service delivers the Message to the Process in the U-Environment and grants actual Rights to the content of the Message.
2 Protocol
- Process sends MU-Send PA Request including Message, ProcessID, and Rights (Status=Model).
- If MU-Send is free service, Goto MU-Send .
- If MU-Send is a pay service:
- User sends MU-Send PA Request with Service Pricing Model (Status=Model) to Export.
- MU-Send sends MU-Send PA Response:
- If MU-Send PA Response includes Status=Err, goto End
- If MU-Send PA Response includes Status=Ack and Service Pricing Model with Transaction (both Status=Model), User:
- Transacts Value contained in Transaction.
- Sends MU-Send PA Request with Service Pricing Model (Status=Model) including Transaction (Status=Final) to MU-Send.
- MU-Send: Export sends
- Message and Rights (Status=Final) to Process in U-Environment.
- MU-Send PA Response including
- “Ack”
- Service Pricing Model (Status=Final) to requesting Process.
- End.
3 Syntax
https://schemas.mpai.community/MMM4/V2.2/actions/MUSendPA.json
4 Semantics
| Label | Description |
| Header | MU-Send Process Action Header – Standard “MMM-3SP-Vx.y” |
| MInstanceID | Identifier of M-Instance. |
| MEnvironmentID | Identifier of M-Environment. |
| UEnvironmentID | Identifier of U-Environment. |
| MUSendPAData | Data included in the MU-Send Process Action. |
| – Time | Time of PA request emission and Time of PA request execution. |
| – RQ-Complements | Complements in the PA Request. |
| – Nil Message | Message to be MU-Sent. |
| – To ProcessID | Process in U-Location where the Message is to be MU-Sent. |
| – With Rights | Requested Rights to be granted to the Process in the U-Environment. |
| – With SPM | Service Pricing Model, if MU-Send is a pay service. |
| – D-Complements | Complements in the PA Response. |
| – With Rights | Rights based on requested Rights if PA Request is accepted. |
| – With SPM | Service Pricing Model, if MU-Send is a pay service. |
| – With PAStatus | Possible Error Messages. |
| – Ack | If PA Request could be performed. |
| – Err | If PA Request could not be performed. |
| – FaultyPA | Faulty PA Request. |
| – IncID | Incorrect ID. |
| – InsRights | Insufficient Rights. |
| – InsValue | Insufficient Value in Wallet. |