Functional requirements

1. It must be possible to create an Editor

   1. An Editor must be identified by an account
   2. The account must contain only alphanumeric characters
   3. An account must be unique

2. An existing Editor must be able to log in

   1. An Editor must be able to log in by choosing an existing Editor account from a selection
   2. All following actions must be done as this Editor
   3. An Editor must be able to release the Editor state

3. Entries supplied in the supplyEntry use case must not be published immediately

   1. If a Supplier supplies an entry which is currently not published the Supplier must be informed of this fact

4. An Editor must be able to see a list of all entries supplied ever

   1. Each entry must have a modifiable published state

   1. Initially the modifiable published state must reflect the last decision made by the Editor

      1. If there is no decision yet the state must be unpublished
   2. The Editor must be able to toggle the published state
   3. The Editor must be able to save all states using a submit button

   2. For each other Editor the publishing state must be listed

5. In the readEntries use case only entries may be visible which are published by at least one Editor

   1. Each entry must list the accounts of all the Editors who published this entry

Non-functional requirements