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UMLなんて今更必要ないと思っていた…

Yatakeke
July 20, 2024
170

 UMLなんて今更必要ないと思っていた…

Scrum Fest Kanazawa 2024

Yatakeke

July 20, 2024
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  1. ࣗݾ঺հ { ँࡑ: “جௐߨԋͷԻ੠τϥϒϧͷݪҼ͸ࢲͰ͢ɻਃ͠༁͋Γ·ͤΜͰͨ͠ɻ”, ໊લ: {࿨໊: ໼ాɹਐ೭հ, ϩʔϚࣈ: Yata Shinnosuke,

    X: @yatakeke”}, ॅॴ: [“ࡾՏ”, “ࡳຈ”, “ߔͷޱ”, “ֶܳେֶ”, “ࡾՏ”, ”ྲྀࢁ”], ձࣾ: “ΫϦΤʔγϣϯϥΠϯגࣜձࣾ”, ৬ۀ: [“σʔλαΠΤϯςΟετ”, “ΞϓϦέʔγϣϯΤϯδχΞ”], ݴޠ: {Python: “8೥”, JavaScript: “3೥”, Java: “2೥”}, ڵຯ: [“ϖΞɾϞϒϓϩ”, “ϦϑΝΫλϦϯά”, “ΦϒδΣΫτࢦ޲”, “ܶஂCL”], ෆ҆: “ΦϒδΣΫτࢦ޲ք۾ͷਓͨͪɺා͍͔ΒԌ্͠ͳ͍͔ͳ…” } 2
  2. ஏ͔͍͚ͣ͠Ͳ࿅शͷ੒ՌͷҰ෦Λެ։ʂ 21 OOCͷεϙϯαʔϒʔεͷϞσϦϯά • ࢀՃऀ͸શһελϯϓΧʔυ͕഑ΒΕΔ • ϒʔεΛ๚ΕΔͱελϯϓ͕΋Β͑Δ • ΦϑΟγϟϧϒʔεͱεϙϯαʔϒʔε͕͋Δ •

    ελϯϓ͕6ݸஷ·Δ͝ͱʹܠ඼Ψνϟ 3݄࣌఺ͳͷͰࠓͳΒ΋ͬͱ্ख͘… X͔Βऔಘ͕ͨ͠ɺͲͳ͔ͨͷࣸਅ͔͕Θ͔Βͳ͘ͳΓ·ͨ͠ɻ͢Έ·ͤΜ
  3. ϞσϧΛඳ͍ͨ͜ͱͰ࣮૷Πϝʔδ͕มΘͬͨ 22 ϞσϦϯά͔ΒಘΒΕͨؾ͖ͮ • ΫϥεͰ͸ͳͯ͘ɺ;Δ·͍ʹର͢ΔϢχοτς ετΛ͔͜͜Βॻ͜͏ͱ͍͏ࣗ৴͕࣋ͯͨ ɹˠ εϙϯαʔϒʔεʹߦ͘ͱελϯϓ͕΋Β͑Δ • ໾ׂͷҠৡ͕Ͱ͖͍ͯͦ͏ͳײ͡

    ɹˠ ελϯϓΧʔυͷ੹຿ ɹɹɾελϯϓΛԡͤΔ͔ ɹɹɾΨνϟ͕ճͤΔ͔ • ֓೦͔͠ߟ͑ΒΕͳ͍ͷͰ໋໊͕͍ͭ΋ΑΓγϯ ϓϧʹͳͬͨ ϞσϦϯάͤͣʹ࣮૷ͨ͠Βҧ͏݁ՌʹͳΓͦ͏
  4. UMLΛॻ͘͜ͱ΁ͷҙࣝͷมԽ • ϦϦʔεલ΍ೲ඼લͳͲͷ۠੾ΓͰॻ͚͘Ͳಡ·Εͳ͍ҹ৅ ɹɹˠ ࣮૷ޙͰ͸ͳ͘ɺ࣮૷લʹϞσϦϯά͢ΔͨΊʹॻ͍ͨ΄͏͕Α͍ • ໼ҹͷछྨʢू໿/Ҡৡ/ܧঝʣͱ͔ه๏͕֮͑ΒΕͳ͍ ɹɹˠ ϞσϦϯά͢Δ্Ͱ͸͋·Γ໰୊ʹͳΒͳ͍ •

    Ҏલ͸Google Drive ͷdraw.io͔͠࢖ͬͨ͜ͱͳͯ͘… ɹɹˠ ࣗ෼͸PlantUMLΛ࢖͏ͷ͕͘͢͝ϑΟοτ͍ͯ͠Δɻastah iPad΋αΫαΫ͔͚Δ • ϖΞϞϒϓϩͰ࣮૷͠ͳ͕Βઃܭ͍ͯ͠ΔͷͰඞཁੑΛײ͡ͳ͍ ɹɹˠ ϞϒϓϩͰͰ͖ΔͷͰɺ΍ͬͯΈ͍ͨʂ 28
  5. ༨ஊɿ PlantUML͸࢖͍΍͍͢ class TrainGate { +work() -enter(Ticket t) -enter(ElectricMoney e)

    -open() -close() } TrainGate *-right- ICReader TrainGate *-left- TicketReader class TicketReader { +enter(Ticket t) +exit(ticket t) } TicketReader o-- Ticket abstract class Ticket { +getStartPlace() +getPrice() +isSeasonTicket() } Ticket <|-- PriceTicket: imp Ticket <|-- RideTicket: imp Ticket <|-- SeasonTicket: imp class PriceTicket { startPlace price +getStartPlace() +getPrice() +isSeasonTicket() } class RideTicket { startPlace endPlace +getStartPlace() +getPrice() +isSeasonTicket() } class SeasonTicket { startPlace endPlace +getStartPlace() +getPrice() +isSeasonTicket() } class ICReader { +enter(ElectricMoney m) +exit(ElectricMoney m) } Interface ElectricMoney { } ICReader o-- ElectricMoney • جຊతʹίʔυ͚ͩॻ͚͹Α͍ • ϩʔϧόοΫͰ͖Δ • ഑ஔΛ͋·Γؾʹ͠ͳͯ͘΋Α͍ 30 ։ൃऀͳΒ޷Ή͸ͣʂ
  6. ·ͱΊ • ਖ਼͍͠จ๏ͷUMLΛॻ͘ << ϞσϦϯάΛ͢Δ • UML ͷclass diagramΛॻ͖ͳ͕Β࣮૷Λߟ͑Δ͚ͩͰ ࣗવͱϞσϦϯάʹͳ͍ͬͯ͘

    • ʢຊ౰͸࣮຿Ͱ΋΍Γ͍͚ͨͲʣ࿅शͰԿݸ͔UMLϞσϦϯάͯ͠Έ Δ͚ͩͰ΋ߟ͑ํͷ෯͕޿͕ΔΑʂͥͻҰา໨Λʂ 37
  7. ΦϒδΣΫτࢦ޲ͷ͜͜Ζ • Certi fi ed Scrum Developer(CSD)ݚम Ͱ͓͢͢Ί͞Εͨ • σβΠϯύλʔϯͷཧղͱͱ΋ʹ

    ΧϓηϧԽʹؔ͢Δଊ͑ํ͕มΘΔຊ • CSDݚमˠΦϒδΣΫτࢦ޲ͷ͜͜Ζ ͸͓͘͢͢͢͝Ίʂ 40