Intermediation pattern communication diagram

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DE4A Conceptual Schema

1. Lookup routing information

Request

  • Description: Data Evaluator sends a request to the Connector DR.

Response

  • Description: Connector DR sends a response to Data Evaluator.

Error handling

If Data Evaluator cannot be reached there will be a communication error. [10603]

Mandatory fields must be present in the request. [40602]

* The interfaces are the same as the IAL, that’s why we refer to that document.

2. Lookup routing information

Request

  • Description: Connector DR sends a request to the IDK to get routing information.

Response

  • Description: IDK sends a response to Connector DR providing the routing information.

Error handling

  • If IDK cannot be reached there will be a communication error. [10303]
  • If request information does not obtain results, there will be a no data found error. [10101]

* The interfaces are the same as the IAL, that’s why we refer to that document.

3. Request evidence

  • Description: Data Evaluator sends a request to the Connector DR to get the evidence. Data Evaluator and Data Owner identify both components.

Error handling

  • If Connector DR cannot be reached there will be a communication error. [10603]
  • Mandatory fields must be present in the request. [40602]

* The interfaces are the same as the IAL, that’s why we refer to that document.

4. SMP addressing

  • Description: Connector DR sends a request to the SML to get the SMP address. Detailed information is available in ‘eDelivery SMP’ Document.
  • Message type: Detailed in ‘eDelivery usage in DE4A’ Document.*

5. Node information

Request

  • Description: Connector DR sends a request to the SMP to get gateway information. Multi evidence approach is available in ‘eDelivery SMP’ Document.
  • Message type: Detailed in ‘eDelivery usage in DE4A’ Document.*

Response

  • Description: SMP sends a response to Connector DR providing the gateway information. The destination endpoint and the certificate will be provided.
  • Message type: Detailed in ‘eDelivery usage in DE4A’ Document.*

Error handling

  • If SMP cannot be reached there will be a communication error. [10303]
  • Mandatory fields must be present in the request. [10207]
  • If request information does not obtain results, there will be a no data found error. [10201] Detailed information is available in ‘eDelivery BDXL’ Document.

6. Request evidence

  • Description: Connector DR sends a request to Connector DT to get the evidence.

Error handling

  • If Connector DT cannot be reached there will be a communication error. [10303]
  • Mandatory fields must be present in the request. [40302]

7. Extract multi-evidence request

  • Description: Connector DT sends a request to Data Owner to get the evidence.

Error handling

  • If Data Owner cannot be reached there will be a communication error. [10403]
  • Mandatory fields must be present in the request. [40402]
  • If request information does not obtain results, there will be a no data found error. [40406]

8. Extract multi-evidence response

  • Description: Data Owner sends a response to Connector DT with the evidence.

Error handling  

  • If Connector DT cannot be reached there will be a communication error. [10503]
  • Mandatory fields must be present in the request. [40502]

9. SMP addressing

  • Description: Connector DT sends a request to the SML to get the SMP address. Data Evaluator identifier will be sent as the participant identifier. Detailed information is available in ‘eDelivery SMP’ Document.

10. Node information

Request  

  • Description: Connector DT sends a request to the SMP to get gateway information.   Multi evidence approach is available in ‘SMP query process in DE4A’ Document.
  • Message type:  Detailed in ‘eDelivery usage in DE4A’.

Response

  • Description: SMP sends a response to Connector DT providing the gateway information. The destination endpoint and the certificate will be provided.
  • Message type: Detailed in ‘eDelivery usage in DE4A’ Document.*

Error handling

  • If SMP cannot be reached there will be a communication error. [10403]
  • Mandatory fields must be present in the request. [40402]
  • If request information does not obtain results, there will be a no data found error. [40406]

Detailed information is available in ‘eDelivery BDXL’ Document.

11. Evidence response

Error handling

  • If Connector DR cannot be reached there will be a communication error. [10403]
  • Mandatory fields must be present in the request. [40402]

12. Forward evidence

  • Description: Connector DR sends a response to Data Evaluator with the evidence.

Error handling

  • If Data Evaluator cannot be reached there will be a communication error. [10303]
  • Mandatory fields must be present in the request. [40302]


* Document is under construction.

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