COA phases, contracts and Data Mover roles

A summary of these concepts is shown in the following table:

COA Phase	Contract Type	Description	Data Mover Role
Input	Input contract	Data Mover connects to the Producer's data store to get the files.	Client
	Connection contract	Data Mover receives the files from the Producer.	Server
Mediation	Mediation contract	Data Mover applies specific actions to files to make them ready for the output phase.	N/A
Output	Output contract	Data Mover sends the files to the Consumer's data store.	Client
	Connection contract	Data Mover waits for the Consumer to connect and collect the files.	Server