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Task 1 – Atomic Use Case Specifications
· Use case 1: Add a skater
In: id? : string
    name? : string
    nationality? : string
    gender? : string
    age? : int
Out:
    NONE
Pre
    New id for every skater
    not exists in skater s in skaterList | s.id = id?
Post:
    s = new skater(id?,name?,nationality?,gender?,age?)
    s.id = id?
    Use Case
    Add a skater
    Goal
    To add new skater and related details
    Actors
    Operator
    Main Flow
    In this use case the operator wil enter skater's Id, name, phone number, date of birth, gender, nationaltiy and email. For every new entry of skater a unique Id will be generated. System will validate all the entries and then the details will be saved.
    Alternate Path
    If the Id entered by the operator is not new then the case will terminated. If the Id is not new and still operator tries to enter it again and again then system will notify the operator and terminate the use case. The use case will also get terminated if the Id entered by the user does not exist in the system.
· Use case 2: Add a judge
In: id? : string
    name? : string
    nationality? : string
Out:
    NONE
Pre
    New id for every judge
    not exists in judge j in judgeList | j.id = id?
Post:
    j = new judge(id?,name?,nationality?)
    j.id = id?
    Use Case
    Add a judge
    Goal
    To enter the details of a new judge
    Actors
    Operator
    Main Flow
    Judge has the attributes like phone number, name, gender, date of birth and nationality. All these attributes will be filled by the user. The system will perform the validation over all he fields. The system will save the details and generates unique Id for each entry.
    Alternate Path
    If the Id entered by the operator is not new then the case will terminated. If the Id is not new and still operator tries to enter it again and again then system will notify the operator and terminate the use case. The use case will also get terminated if the Id entered by the user does not exist in the system.
· Use case 3: Add a single entry
In: entryId? : string
    skaterId? : string
Out:
    entryId
    skater
Pre
    entryId is new
    skater exists        
Post:
    New entry and new...