.. _label-uc-contract-manage:

Manage Contract Data
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Short Description
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A contract is modified by an officer.

Actor(s)
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Officer


Trigger(s)
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- Imports (modifying existing data)
- Web form(s) submitted by authorized user


Result(s)
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- Contract data of the given contract is modified.

- Any optional supplementary contract can be booked for the new contract.


Incoming Data
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- Contract ID, names and values of parameters to change

Outgoing Data
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- Message about contract modification
- (optional) Regarding customer is informed by email or SMS.
- Log message


Precondition(s)
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- Contract ID must exist.
- Submitting user must be authorized to perform the operation.


Postcondition(s)
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- The contractual parameters were checked for validity.


Invariant(s)
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Essential Steps
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- System receives contract ID and any optional parameters
  specifying the data to change in the contract.
- Data is validated.
- If passed-in parameters are invalid, user is offered a possibility
  to fix the invalid data.
- System updates the given contract.


Open Issues
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Remarks
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