| 1 | .. _label-uc-service-remove: |
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| 2 | |
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| 3 | Remove a Service |
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| 4 | *********************************************************************** |
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| 5 | |
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| 6 | Short Description |
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| 7 | ----------------------------------------------------------------------- |
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| 8 | |
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| 9 | A service is removed from system. |
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| 10 | |
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| 11 | Actor(s) |
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| 12 | ----------------------------------------------------------------------- |
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| 13 | |
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| 14 | Officer |
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| 15 | |
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| 16 | |
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| 17 | Trigger(s) |
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| 18 | ----------------------------------------------------------------------- |
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| 19 | |
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| 20 | - Imports (removing existing data) |
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| 21 | - Web form(s) submitted by authorized user |
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| 22 | |
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| 23 | |
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| 24 | Result(s) |
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| 25 | ----------------------------------------------------------------------- |
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| 26 | |
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| 27 | - The given service and all connected data (contracts, etc.) were |
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| 28 | removed from the system. |
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| 29 | - All removed data is archived. |
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| 30 | |
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| 31 | |
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| 32 | Incoming Data |
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| 33 | ----------------------------------------------------------------------- |
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| 34 | |
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| 35 | - Service ID |
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| 36 | |
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| 37 | Outgoing Data |
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| 38 | ----------------------------------------------------------------------- |
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| 39 | |
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| 40 | - Message about service removal |
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| 41 | - Log message |
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| 42 | - Archive entry |
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| 43 | |
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| 44 | |
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| 45 | Precondition(s) |
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| 46 | ----------------------------------------------------------------------- |
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| 47 | |
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| 48 | - Service ID must exist. |
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| 49 | - Submitting user must be authorized to perform the operation. |
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| 50 | |
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| 51 | |
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| 52 | Postcondition(s) |
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| 53 | ----------------------------------------------------------------------- |
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| 54 | |
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| 55 | |
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| 56 | Invariant(s) |
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| 57 | ----------------------------------------------------------------------- |
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| 58 | |
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| 59 | A service cannot be removed from the system while still contracts |
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| 60 | connected to it exist in the system. |
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| 61 | |
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| 62 | |
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| 63 | Essential Steps |
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| 64 | ----------------------------------------------------------------------- |
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| 65 | |
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| 66 | - System checks service ID validity. |
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| 67 | - System checks whether any contracts created by the requested service |
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| 68 | are still in use in the system and cancels operation if so. |
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| 69 | - Removed data is archived. |
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| 70 | - System removes the given service. |
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| 71 | |
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| 72 | |
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| 73 | Open Issues |
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| 74 | ----------------------------------------------------------------------- |
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| 75 | |
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| 76 | |
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| 77 | |
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| 78 | Remarks |
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| 79 | ----------------------------------------------------------------------- |
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| 80 | |
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| 81 | |
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| 82 | |
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| 83 | .. raw:: latex |
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| 84 | |
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| 85 | \ |
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