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Ismoil Turdaliyev
Ismoil Turdaliyev

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Observer Design Pattern O'zbek tilida

Bir obyektning holati o‘zgarganda, unga obuna bo‘lgan boshqa obyektlarni avtomatik ravishda xabardor qilishni ta’minlaydigan dizayn modeli. Bu pattern publish-subscribe modeliga asoslangan bo‘lib, bir nechta obyektlarning o‘zaro bog‘liqligini boshqarishda ishlatiladi.

Hayotiy taqqoslash
Malika bozorda bir mijoz bor va u mijoz Iphoneni yangi rusumi kelishi bilan xarid qiladi. Kechagina Iphone 17 ni ko'rdi va dokonga bordi. Keldimi shu rusumi deyishsa yo'q hali kelmadi deyishdi. 1 haftadan keyin, 2 haftadan keyin, 3 haftadan keyin yana yana yana kelaverib keldimi shu rusumidan deyaveradi. Yaxshi yechimi mijozni nomerini olib qolib Iphone kelganida unga telefon qilish

  • Publisher - sotuvchi (yangi telefon kelsa habardor qiladigan inson)
  • Subscribers - mijoz (sotuvchidan yangilik kutib o'tiradigan Kit)

Observer Patternning asosiy komponentlari

  1. Subject: Kuzatiladigan obyekt (masalan, yangiliklar kanali).
  2. Observers: Subject’ning holatlarini kuzatib boradigan obyektlar (masalan, obunachilar).
  3. Xabarnoma mexanizmi: Subject va Observers o‘rtasidagi o‘zaro aloqa.

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Happy coding

Observer #design #pattern #Ismoil #Turdaliyev

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