View source for Notification pattern communication diagram

[[File:Comm diag it2 ALL v3.5-Notification.drawio.png|center|thumb|930x930px]]

== Make notification ==

* ''Description'': Data Owner sends a message to the Connector DT with the notification.    Data Evaluator and Data Owner identify both components.

* ''Message type'': Specified in ‘[https://wiki.de4a.eu/index.php/Data_Dictionary Data Dictionary]’.


'''Error handling''' 

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

== 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 ‘[https://ec.europa.eu/cefdigital/wiki/display/CEFDIGITAL/eDelivery+SMP+-+1.10 eDelivery SMP]’.

== 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. 2

* ''Message type:''  Detailed in ‘eDelivery usage in DE4A’ Document. 5 


'''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. 5 


'''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 ‘[https://ec.europa.eu/cefdigital/wiki/display/CEFDIGITAL/eDelivery+BDXL+1.6 eDelivery BDXL]’.

== Send notification ==

* ''Description:'' The Connector DT sends a message to the Connector DR with the notification. Same message as step 1. 

* ''Message type:'' Specified in ‘[https://wiki.de4a.eu/index.php/Data_Dictionary Data Dictionary]’.

'''Error handling'''  

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

== Forward notification ==

* ''Description:'' Connector DR sends a message to the Data Evaluator with the notification. Same message as step 1. 

* ''Message type:''  Specified in ‘[https://wiki.de4a.eu/index.php/Data_Dictionary Data Dictionary]’.

'''Error handling'''  

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