Java Супер

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Java Super: –†—É–∫–æ–≤–æ–¥—Å—Ç–≤–æ

–ù–∞—Å–ª–µ–¥–æ–≤–∞–Ω–∏–µ - —ç—Ç–æ –æ—Å–Ω–æ–≤–Ω–∞—è —Ñ—É–Ω–∫—Ü–∏—è –æ–±—ä–µ–∫—Ç–Ω–æ-–æ—Ä–∏–µ–Ω—Ç–∏—Ä–æ–≤–∞–Ω–Ω–æ–≥–æ –ø—Ä–æ–≥—Ä–∞–º–º–∏—Ä–æ–≤–∞–Ω–∏—è, –∫–æ—Ç–æ—Ä–∞—è –ø–æ–∑–≤–æ–ª—è–µ—Ç —Ä–∞–∑—Ä–∞–±–æ—Ç—á–∏–∫—É –æ–ø—Ä–µ–¥–µ–ª—è—Ç—å –Ω–æ–≤—ã–π –∫–ª–∞—Å—Å –∏–∑ —Å—É—â–µ—Å—Ç–≤—É—é—â–µ–≥–æ –∫–ª–∞—Å—Å–∞. –ù–∞–ø—Ä–∏–º–µ—Ä, –∫–ª–∞—Å—Å –¥–ª—è —Ö—Ä–∞–Ω–µ–Ω–∏—è –ø–æ—Å—Ç–∞–≤—â–∏–∫–æ–≤ –º—è—Å–∞ –≤ –º–µ—Å—Ç–Ω–æ–º –º–∞–≥–∞–∑–∏–Ω–µ –∑–¥–æ—Ä–æ–≤–æ–π –ø–∏—â–∏ –º–æ–∂–Ω–æ –æ–ø—Ä–µ–¥–µ–ª–∏—Ç—å –Ω–∞ –æ—Å–Ω–æ–≤–µ –∫–ª–∞—Å—Å–∞ –¥–ª—è —Ö—Ä–∞–Ω–µ–Ω–∏—è –ª—é–±–æ–≥–æ –ø—Ä–æ–¥—É–∫—Ç–∞, –ø—Ä–æ–¥–∞–≤–∞–µ–º–æ–≥–æ –≤ –º–∞–≥–∞–∑–∏–Ω–µ.

–ö–æ–≥–¥–∞ –≤—ã —Ä–∞–±–æ—Ç–∞–µ—Ç–µ —Å –Ω–∞—Å–ª–µ–¥–æ–≤–∞–Ω–∏–µ–º –≤ Java, –≤—ã, —Å–∫–æ—Ä–µ–µ –≤—Å–µ–≥–æ, –≤—Å—Ç—Ä–µ—Ç–∏—Ç–µ –∫–ª—é—á–µ–≤–æ–µ —Å–ª–æ–≤–æ super. –ö–ª—é—á–µ–≤–æ–µ —Å–ª–æ–≤–æ super –∏—Å–ø–æ–ª—å–∑—É–µ—Ç—Å—è –¥–ª—è –¥–æ—Å—Ç—É–ø–∞ –∫ —á–ª–µ–Ω–∞–º —Å—É–ø–µ—Ä–∫–ª–∞—Å—Å–∞ –≤–Ω—É—Ç—Ä–∏ –ø–æ–¥–∫–ª–∞—Å—Å–∞ –∏ –∏–º–µ–µ—Ç –º–Ω–æ–∂–µ—Å—Ç–≤–æ –ø—Ä–∏–º–µ–Ω–µ–Ω–∏–π –ø—Ä–∏ –Ω–∞—Å–ª–µ–¥–æ–≤–∞–Ω–∏–∏ —á–ª–µ–Ω–æ–≤ —Å—É–ø–µ—Ä–∫–ª–∞—Å—Å–∞.

–í —ç—Ç–æ–º —Ä—É–∫–æ–≤–æ–¥—Å—Ç–≤–µ —Å–æ —Å—Å—ã–ª–∫–∞–º–∏ –∏ –ø—Ä–∏–º–µ—Ä–∞–º–∏ –æ–±—Å—É–∂–¥–∞—é—Ç—Å—è –æ—Å–Ω–æ–≤—ã –∫–ª—é—á–µ–≤–æ–≥–æ —Å–ª–æ–≤–∞ super –≤ Java –∏ —Ç–æ, –∫–∞–∫ –≤—ã –º–æ–∂–µ—Ç–µ –∏—Å–ø–æ–ª—å–∑–æ–≤–∞—Ç—å –µ–≥–æ –≤ —Å–≤–æ–µ–º –∫–æ–¥–µ. –ö –∫–æ–Ω—Ü—É —á—Ç–µ–Ω–∏—è —ç—Ç–æ–≥–æ —Ä—É–∫–æ–≤–æ–¥—Å—Ç–≤–∞ –≤—ã —Å—Ç–∞–Ω–µ—Ç–µ –º–∞—Å—Ç–µ—Ä–æ–º –∏—Å–ø–æ–ª—å–∑–æ–≤–∞–Ω–∏—è –∫–ª—é—á–µ–≤–æ–≥–æ —Å–ª–æ–≤–∞ super –≤ Java.

Java Inheritance

–í Java –Ω–∞—Å–ª–µ–¥–æ–≤–∞–Ω–∏–µ –∏—Å–ø–æ–ª—å–∑—É–µ—Ç—Å—è –¥–ª—è –æ–ø—Ä–µ–¥–µ–ª–µ–Ω–∏—è –Ω–æ–≤–æ–≥–æ –∫–ª–∞—Å—Å–∞ –∏–∑ —Å—É—â–µ—Å—Ç–≤—É—é—â–∏–π. –ù–∞—Å–ª–µ–¥–æ–≤–∞–Ω–∏–µ - –ø–æ–ª–µ–∑–Ω–∞—è —Ñ—É–Ω–∫—Ü–∏—è, –ø–æ—Å–∫–æ–ª—å–∫—É –æ–Ω–∞ –ø–æ–∑–≤–æ–ª—è–µ—Ç –∫–æ–¥–∏—Ä–æ–≤—â–∏–∫–∞–º —É–º–µ–Ω—å—à–∏—Ç—å –æ–±—ä–µ–º –∫–æ–¥–∞, –∫–æ—Ç–æ—Ä—ã–π –∏–º –ø—Ä–∏—Ö–æ–¥–∏—Ç—Å—è –ø–æ–≤—Ç–æ—Ä—è—Ç—å, –ø–æ—Å–∫–æ–ª—å–∫—É –æ–Ω–∏ –º–æ–≥—É—Ç –∏—Å–ø–æ–ª—å–∑–æ–≤–∞—Ç—å —Å—É—â–µ—Å—Ç–≤—É—é—â–∏–π –∫–æ–¥ –¥–ª—è —Å–æ–∑–¥–∞–Ω–∏—è –Ω–æ–≤—ã—Ö –∫–ª–∞—Å—Å–æ–≤.

–ù–∞—Å–ª–µ–¥–æ–≤–∞–Ω–∏–µ –∏—Å–ø–æ–ª—å–∑—É–µ—Ç—Å—è, –∫–æ–≥–¥–∞ –µ—Å—Ç—å is-a –æ—Ç–Ω–æ—à–µ–Ω–∏—è –º–µ–∂–¥—É –¥–≤—É–º—è –∫–ª–∞—Å—Å–∞–º–∏. –í–æ—Ç –Ω–µ—Å–∫–æ–ª—å–∫–æ –ø—Ä–∏–º–µ—Ä–æ–≤ —Ç–∞–∫–æ–≥–æ —Ä–æ–¥–∞ –æ—Ç–Ω–æ—à–µ–Ω–∏–π:

  • –ú—è—Å–æ - —ç—Ç–æ –µ–¥–∞.
  • iPhone - —ç—Ç–æ —Ç–µ–ª–µ—Ñ–æ–Ω.
  • –õ–∞–º–ø–∞ - —ç—Ç–æ –ø—Ä–µ–¥–º–µ—Ç –º–µ–±–µ–ª—å
  • –®–∏–Ω–∞ - —ç—Ç–æ —á–∞—Å—Ç—å –∞–≤—Ç–æ–º–æ–±–∏–ª—è

–ù–∞—Å–ª–µ–¥—É—è –∫–æ–¥ –æ—Ç –¥—Ä—É–≥–æ–≥–æ –º–µ—Ç–æ–¥–∞, –≤—ã –º–æ–∂–µ—Ç–µ –ø–æ–ª—É—á–∏—Ç—å –¥–æ—Å—Ç—É–ø –∫ –∞—Ç—Ä–∏–±—É—Ç–∞–º, –∫–æ–Ω—Å—Ç—Ä—É–∫—Ç–æ—Ä–∞–º –∏ –º–µ—Ç–æ–¥–∞–º, —Ö—Ä–∞–Ω—è—â–∏–º—Å—è –≤ —ç—Ç–æ–π —Ñ—É–Ω–∫—Ü–∏–∏, –∏ –∏—Å–ø–æ–ª—å–∑–æ–≤–∞—Ç—å –∏—Ö –≤ –≤–∞—à–µ–º –Ω–æ–≤–æ–º –º–µ—Ç–æ–¥–µ. –í–æ—Ç –ø—Ä–∏–º–µ—Ä –Ω–∞—Å–ª–µ–¥–æ–≤–∞–Ω–∏—è, –∏—Å–ø–æ–ª—å–∑—É–µ–º–æ–≥–æ –¥–ª—è –Ω–∞—Å–ª–µ–¥–æ–≤–∞–Ω–∏—è –∫–æ–¥–∞, —Ö—Ä–∞–Ω—è—â–µ–≥–æ—Å—è –≤ –º–µ—Ç–æ–¥–µ BankAccount, –¥–ª—è –∏—Å–ø–æ–ª—å–∑–æ–≤–∞–Ω–∏—è –≤ –Ω–æ–≤–æ–º –º–µ—Ç–æ–¥–µ SavingsAccount:

–í —ç—Ç–æ–º –ø—Ä–∏–º–µ—Ä–µ –º—ã –∏—Å–ø–æ–ª—å–∑—É–µ–º –∫–ª—é—á–µ–≤–æ–µ —Å–ª–æ–≤–æ extends –¥–ª—è —É–Ω–∞—Å–ª–µ–¥–æ–≤–∞—Ç—å –≤—Å–µ –º–µ—Ç–æ–¥—ã, –∞—Ç—Ä–∏–±—É—Ç—ã –∏ –∫–æ–Ω—Å—Ç—Ä—É–∫—Ç–æ—Ä—ã –æ—Ç –º–µ—Ç–æ–¥–∞ BankAccount –∏ –ø—Ä–∏–º–µ–Ω–∏—Ç—å –∏—Ö –∫ –Ω–æ–≤–æ–º—É –º–µ—Ç–æ–¥—É SavingsAccount. –ï—Å–ª–∏ –≤—ã —Ö–æ—Ç–∏—Ç–µ —É–∑–Ω–∞—Ç—å –±–æ–ª—å—à–µ –æ –Ω–∞—Å–ª–µ–¥–æ–≤–∞–Ω–∏–∏ Java, –≤—ã –º–æ–∂–µ—Ç–µ –ø—Ä–æ—á–∏—Ç–∞—Ç—å –ø–æ–ª–Ω–æ–µ —Ä—É–∫–æ–≤–æ–¥—Å—Ç–≤–æ –ø–æ —ç—Ç–æ–π —Ç–µ–º–µ –∑–¥–µ—Å—å .

Java Super

–ö–ª—é—á–µ–≤–æ–µ —Å–ª–æ–≤–æ super –∏—Å–ø–æ–ª—å–∑—É–µ—Ç—Å—è –¥–ª—è –¥–æ—Å—Ç—É–ø–∞ –∫ —á–ª–µ–Ω–∞–º —Å—É–ø–µ—Ä–∫–ª–∞—Å—Å–∞ –≤ –ø–æ–¥–∫–ª–∞—Å—Å–µ. –ß–ª–µ–Ω—ã —Å—É–ø–µ—Ä–∫–ª–∞—Å—Å–∞ - —ç—Ç–æ –∫–æ–Ω—Å—Ç—Ä—É–∫—Ç–æ—Ä—ã, –∞—Ç—Ä–∏–±—É—Ç—ã –∏ –º–µ—Ç–æ–¥—ã.

81% —É—á–∞—Å—Ç–Ω–∏–∫–æ–≤ –∑–∞—è–≤–∏–ª–∏, —á—Ç–æ –ø–æ—Å–ª–µ –±—É—Ç–∫–µ–º–ø–∞ –æ–Ω–∏ –ø–æ—á—É–≤—Å—Ç–≤–æ–≤–∞–ª–∏ —Å–µ–±—è –±–æ–ª–µ–µ —É–≤–µ—Ä–µ–Ω–Ω—ã–º–∏ –≤ —Å–≤–æ–∏—Ö –ø–µ—Ä—Å–ø–µ–∫—Ç–∏–≤–∞—Ö –ø–æ–ª—É—á–µ–Ω–∏—è —Ä–∞–±–æ—Ç—ã –≤ —Å—Ñ–µ—Ä–µ –≤—ã—Å–æ–∫–∏—Ö —Ç–µ—Ö–Ω–æ–ª–æ–≥–∏–π. –ü–æ–ª—É—á–∏—Ç–µ –≤–æ–∑–º–æ–∂–Ω–æ—Å—Ç—å –ø—Ä–æ–π—Ç–∏ –∫—É—Ä—Å —Å–µ–≥–æ–¥–Ω—è.

–í —Å—Ä–µ–¥–Ω–µ–º –≤—ã–ø—É—Å–∫–Ω–∏–∫ —É—á–µ–±–Ω–æ–≥–æ –ª–∞–≥–µ—Ä—è –ø—Ä–æ–≤–µ–ª –º–µ–Ω–µ–µ —à–µ—Å—Ç–∏ –º–µ—Å—è—Ü–µ–≤ –≤ —Å–º–µ–Ω–µ –∫–∞—Ä—å–µ—Ä—ã —Å –º–æ–º–µ–Ω—Ç–∞ –Ω–∞—á–∞–ª–∞ —É—á–µ–±–Ω–æ–≥–æ –ª–∞–≥–µ—Ä—è. –Ω–∞–π—Ç–∏ —Å–≤–æ—é –ø–µ—Ä–≤—É—é —Ä–∞–±–æ—Ç—É.

–í Java —Å—É–ø–µ—Ä–∫–ª–∞—Å—Å, —Ç–∞–∫–∂–µ –∏–∑–≤–µ—Å—Ç–Ω—ã–π –∫–∞–∫ —Ä–æ–¥–∏—Ç–µ–ª—å—Å–∫–∏–π –∫–ª–∞—Å—Å, - —ç—Ç–æ –∫–ª–∞—Å—Å, –æ—Ç –∫–æ—Ç–æ—Ä–æ–≥–æ –¥–æ—á–µ—Ä–Ω–∏–π –∫–ª–∞—Å—Å (–∏–ª–∏ –ø–æ–¥–∫–ª–∞—Å—Å) –Ω–∞—Å–ª–µ–¥—É–µ—Ç —Å–≤–æ–∏ –∫–æ–Ω—Å—Ç—Ä—É–∫—Ç–æ—Ä—ã, –º–µ—Ç–æ–¥—ã –∏ –∞—Ç—Ä–∏–±—É—Ç—ã. –ù–∞–ø—Ä–∏–º–µ—Ä, –≤ –Ω–∞—à–µ–º –ø—Ä–∏–º–µ—Ä–µ –≤—ã—à–µ BankAccount –±—ã–ª —Å—É–ø–µ—Ä–∫–ª–∞—Å—Å–æ–º, –æ—Ç –∫–æ—Ç–æ—Ä–æ–≥–æ –Ω–∞—à –ø–æ–¥–∫–ª–∞—Å—Å SavingsAccount —É–Ω–∞—Å–ª–µ–¥–æ–≤–∞–ª —Å–≤–æ–∏ –∑–Ω–∞—á–µ–Ω–∏—è.

–ö–ª—é—á–µ–≤–æ–µ —Å–ª–æ–≤–æ super –∏—Å–ø–æ–ª—å–∑—É–µ—Ç—Å—è –≤ —Ç—Ä–µ—Ö —Å–∏—Ç—É–∞—Ü–∏—è—Ö, –∫–æ—Ç–æ—Ä—ã–µ –º—ã —Ä–∞—Å—Å–º–æ—Ç—Ä–∏–º –Ω–∏–∂–µ.

–ò—Å–ø–æ–ª—å–∑–æ–≤–∞–Ω–∏–µ Super –¥–ª—è –¥–æ—Å—Ç—É–ø–∞ –∫ –∞—Ç—Ä–∏–±—É—Ç–∞–º —Å—É–ø–µ—Ä–∫–ª–∞—Å—Å–∞

–í Java –∞—Ç—Ä–∏–±—É—Ç—ã —Å—É–ø–µ—Ä–∫–ª–∞—Å—Å–∞ –∏ –ø–æ–¥–∫–ª–∞—Å—Å–∞ –º–æ–≥—É—Ç –∏–º–µ—Ç—å –æ–¥–Ω–æ –∏ —Ç–æ –∂–µ –∏–º—è. –ï—Å–ª–∏ –≤—ã —Ö–æ—Ç–∏—Ç–µ –ø–æ–ª—É—á–∏—Ç—å —è–≤–Ω—ã–π –¥–æ—Å—Ç—É–ø –∫ —Å–æ–¥–µ—Ä–∂–∏–º–æ–º—É —Å—É–ø–µ—Ä–∫–ª–∞—Å—Å–∞ " –∞—Ç—Ä–∏–±—É—Ç, –≤—ã –¥–æ–ª–∂–Ω—ã –∏—Å–ø–æ–ª—å–∑–æ–≤–∞—Ç—å –∫–ª—é—á–µ–≤–æ–µ —Å–ª–æ–≤–æ super.

–í–æ—Ç –ø—Ä–∏–º–µ—Ä –∏—Å–ø–æ–ª—å–∑–æ–≤–∞–Ω–∏—è super —Å–æ —Å—Å—ã–ª–∫–æ–π –Ω–∞ –Ω–∞—à –ø—Ä–∏–º–µ—Ä –±–∞–Ω–∫–æ–≤—Å–∫–æ–≥–æ —Å—á–µ—Ç–∞ —Å–≤–µ—Ä—Ö—É –¥–ª—è –¥–æ—Å—Ç—É–ø–∞ –∫ –∞—Ç—Ä–∏–±—É—Ç—É –∫–ª–∞—Å—Å–∞:

–ù–∞—à –∫–æ–¥ –≤–æ–∑–≤—Ä–∞—â–∞–µ—Ç:

–í –Ω–∞—à–µ–º –ø—Ä–∏–º–µ—Ä–µ –º—ã –æ–±—ä—è–≤–∏–ª–∏ —Å—É–ø–µ—Ä–∫–ª–∞—Å—Å —Å –∏–º–µ–Ω–µ–º BankAccount, –∫–æ—Ç–æ—Ä—ã–π –∏–º–µ–µ—Ç –æ–¥–∏–Ω –∞—Ç—Ä–∏–±—É—Ç: accountType. accountType –≤ —ç—Ç–æ–º –∫–ª–∞—Å—Å–µ —Ä–∞–≤–µ–Ω Bank Account.

–ú—ã —Ç–∞–∫–∂–µ –æ–ø—Ä–µ–¥–µ–ª–∏–ª–∏ –ø–æ–¥–∫–ª–∞—Å—Å –ø–æ–¥ –Ω–∞–∑–≤–∞–Ω–∏–µ–º SavingsAccount, –∫–æ—Ç–æ—Ä—ã–π –Ω–∞—Å–ª–µ–¥—É–µ—Ç —Å–≤–æ–∏ –∑–Ω–∞—á–µ–Ω–∏—è –æ—Ç BankAccount. –í —ç—Ç–æ–º –ø–æ–¥–∫–ª–∞—Å—Å–µ –º—ã –æ–±—ä—è–≤–ª—è–µ–º –ø–µ—Ä–µ–º–µ–Ω–Ω—É—é —Å –∏–º–µ–Ω–µ–º accountType, –≤ –∫–æ—Ç–æ—Ä–æ–π —Ö—Ä–∞–Ω–∏—Ç—Å—è —Ç–∏–ø —É—á–µ—Ç–Ω–æ–π –∑–∞–ø–∏—Å–∏, –ø—Ä–∏–Ω–∞–¥–ª–µ–∂–∞—â–µ–π —ç—Ç–æ–º—É –∫–ª–∞—Å—Å—É, –≤ –¥–∞–Ω–Ω–æ–º —Å–ª—É—á–∞–µ —ç—Ç–æ Savings Account.

–ó–∞—Ç–µ–º –º—ã —Å–æ–∑–¥–∞–µ–º –º–µ—Ç–æ–¥ —Å –∏–º–µ–Ω–µ–º printAccountDetails (), –∫–æ—Ç–æ—Ä—ã–π –ø—Ä–∏ –≤—ã–∑–æ–≤–µ —Ä–∞—Å–ø–µ—á–∞—Ç—ã–≤–∞–µ—Ç —Ç–∏–ø —É—á–µ—Ç–Ω–æ–π –∑–∞–ø–∏—Å–∏ SavingsAccount, –∫–æ—Ç–æ—Ä–æ–º—É –ø—Ä–µ–¥—à–µ—Å—Ç–≤—É–µ—Ç –º–µ—Ç–∫–∞ Account type:. –ú—ã –∏—Å–ø–æ–ª—å–∑—É–µ–º –ø–µ—Ä–µ–º–µ–Ω–Ω—É—é accountType –¥–ª—è –≤—ã–≤–æ–¥–∞ —Ç–∏–ø–∞ —É—á–µ—Ç–Ω–æ–π –∑–∞–ø–∏—Å–∏ SavingsAccount, –ø–æ—Ç–æ–º—É —á—Ç–æ –ø–µ—Ä–µ–º–µ–Ω–Ω–∞—è accountType –∏–º–µ–µ—Ç –ª–æ–∫–∞–ª—å–Ω—É—é –æ–±–ª–∞—Å—Ç—å –≤–∏–¥–∏–º–æ—Å—Ç–∏.

–ü–æ—Å–ª–µ —Ç–æ–≥–æ, –∫–∞–∫ —ç—Ç–æ –±—ã–ª–æ –Ω–∞–ø–µ—á–∞—Ç–∞–Ω–æ, –Ω–∞ –∫–æ–Ω—Å–æ–ª—å –≤—ã–≤–æ–¥–∏—Ç—Å—è –¢–∏–ø —Ä–æ–¥–∏—Ç–µ–ª—å—Å–∫–æ–≥–æ —Å—á–µ—Ç–∞:, –∑–∞ –∫–æ—Ç–æ—Ä—ã–º —Å–ª–µ–¥—É–µ—Ç accountType –∫–ª–∞—Å—Å–∞ BankAccount. –ú—ã –∏—Å–ø–æ–ª—å–∑—É–µ–º super. accountType –¥–ª—è —Å—Å—ã–ª–∫–∏ –Ω–∞ –∑–Ω–∞—á–µ–Ω–∏–µ accountType, –∫–æ—Ç–æ—Ä–æ–µ —Ö—Ä–∞–Ω–∏—Ç—Å—è –≤ –∫–æ–Ω—Å—Ç—Ä—É–∫—Ç–æ—Ä–µ –ø–æ —É–º–æ–ª—á–∞–Ω–∏—é —Ä–æ–¥–∏—Ç–µ–ª—å—Å–∫–æ–≥–æ –∫–ª–∞—Å—Å–∞.

–í –Ω–∞—à–µ–π –æ—Å–Ω–æ–≤–Ω–æ–π –ø—Ä–æ–≥—Ä–∞–º–º–µ –º—ã —Å–Ω–∞—á–∞–ª–∞ —Å–æ–∑–¥–∞–µ–º –æ–±—ä–µ–∫—Ç –º–µ—Ç–æ–¥–∞ SavingsAccount —Å –∏–º–µ–Ω–µ–º johnAccount, –≤ –∫–æ—Ç–æ—Ä–æ–º —Ö—Ä–∞–Ω—è—Ç—Å—è —Å–≤–µ–¥–µ–Ω–∏—è –æ –µ–≥–æ —É—á–µ—Ç–Ω–æ–π –∑–∞–ø–∏—Å–∏. –ó–∞—Ç–µ–º –º—ã –≤—ã–∑—ã–≤–∞–µ–º –º–µ—Ç–æ–¥ —Å –∏–º–µ–Ω–µ–º printAccountDetails () –¥–ª—è –ø–æ–ª—É—á–µ–Ω–∏—è –∏–Ω—Ñ–æ—Ä–º–∞—Ü–∏–∏ –æ–± —É—á–µ—Ç–Ω–æ–π –∑–∞–ø–∏—Å–∏ –î–∂–æ–Ω–∞.

–ò—Å–ø–æ–ª—å–∑–æ–≤–∞–Ω–∏–µ Super –¥–ª—è –¥–æ—Å—Ç—É–ø–∞ –∫ –º–µ—Ç–æ–¥—É —Å—É–ø–µ—Ä–∫–ª–∞—Å—Å–∞

–ú–µ—Ç–æ–¥—ã –≤ –ø–æ–¥–∫–ª–∞—Å—Å –∏ —Å—É–ø–µ—Ä–∫–ª–∞—Å—Å –º–æ–≥—É—Ç –∏–º–µ—Ç—å –æ–¥–Ω–æ –∏ —Ç–æ –∂–µ –∏–º—è. –ï—Å–ª–∏ –≤—ã —Ö–æ—Ç–∏—Ç–µ –ø–æ–ª—É—á–∏—Ç—å –¥–æ—Å—Ç—É–ø –∫ –º–µ—Ç–æ–¥—É, —Ö—Ä–∞–Ω—è—â–µ–º—É—Å—è –≤ —Å—É–ø–µ—Ä–∫–ª–∞—Å—Å–µ, –∫–æ—Ç–æ—Ä—ã–π –∏–º–µ–µ—Ç —Ç–æ –∂–µ –∏–º—è, —á—Ç–æ –∏ –º–µ—Ç–æ–¥ –ø–æ–¥–∫–ª–∞—Å—Å–∞, –≤—ã –¥–æ–ª–∂–Ω—ã –∏—Å–ø–æ–ª—å–∑–æ–≤–∞—Ç—å –∫–ª—é—á–µ–≤–æ–µ —Å–ª–æ–≤–æ super.

–ó–¥–µ—Å—å –ø—Ä–∏–º–µ—Ä —Å—É–ø–µ—Ä, –ø—Ä–∏–≤—ã–∫—à–µ–≥–æ –∫ –ø–æ–ª—É—á–∏—Ç—å –¥–æ—Å—Ç—É–ø –∫ –º–µ—Ç–æ–¥—É —Å—É–ø–µ—Ä–∫–ª–∞—Å—Å–∞, –∏—Å–ø–æ–ª—å–∑—É—è –ø—Ä–∏–º–µ—Ä –ø—Ä–æ–≥—Ä–∞–º–º—ã, –≤ –∫–æ—Ç–æ—Ä–æ–π —Ö—Ä–∞–Ω–∏—Ç—Å—è –∏–Ω—Ñ–æ—Ä–º–∞—Ü–∏—è –æ –±–∞–Ω–∫–æ–≤—Å–∫–æ–º —Å—á–µ—Ç–µ:

–ù–∞—à –∫–æ–¥ –≤–æ–∑–≤—Ä–∞—â–∞–µ—Ç:

–í —ç—Ç–æ–º –ø—Ä–∏–º–µ—Ä–µ –º—ã –æ–±—ä—è–≤–∏–ª–∏ —Å—É–ø–µ—Ä–∫–ª–∞—Å—Å —Å –∏–º–µ–Ω–µ–º BankAccount, –∫–æ—Ç–æ—Ä—ã–π –∏–º–µ–µ—Ç –æ–¥–∏–Ω –º–µ—Ç–æ–¥: displayAccountType (). –ü—Ä–∏ –≤—ã–∑–æ–≤–µ —ç—Ç–æ–≥–æ –º–µ—Ç–æ–¥–∞ –Ω–∞ –∫–æ–Ω—Å–æ–ª—å –≤—ã–≤–æ–¥–∏—Ç—Å—è –¢–∏–ø —É—á–µ—Ç–Ω–æ–π –∑–∞–ø–∏—Å–∏: –±–∞–Ω–∫–æ–≤—Å–∫–∏–π —Å—á–µ—Ç.

–ú—ã —Ç–∞–∫–∂–µ –æ–±—ä—è–≤–∏–ª–∏ –ø–æ–¥–∫–ª–∞—Å—Å –ø–æ–¥ –Ω–∞–∑–≤–∞–Ω–∏–µ–º SavingsAccount, –∫–æ—Ç–æ—Ä—ã–π –∏–º–µ–µ—Ç –¥–≤–∞ –º–µ—Ç–æ–¥–∞: displayAccountType () –∏ displayParentAccountType ().

–ö–æ–≥–¥–∞ –≤—ã–ø–æ–ª–Ω—è–µ—Ç—Å—è displayAccountType (), –¢–∏–ø —Å—á–µ—Ç–∞: –°–±–µ—Ä–µ–≥–∞—Ç–µ–ª—å–Ω—ã–π —Å—á–µ—Ç –Ω–∞–ø–µ—á–∞—Ç–∞–Ω–æ –Ω–∞ –∫–æ–Ω—Å–æ–ª–∏. –ö–æ–≥–¥–∞ –≤—ã–ø–æ–ª–Ω—è–µ—Ç—Å—è displayParentAccountType (), –º—ã –∏—Å–ø–æ–ª—å–∑—É–µ–º –∫–ª—é—á–µ–≤–æ–µ —Å–ª–æ–≤–æ super –¥–ª—è –≤—ã–∑–æ–≤–∞ –º–µ—Ç–æ–¥–∞ displayAccountType () –∏–∑ –Ω–∞—à–µ–≥–æ —Ä–æ–¥–∏—Ç–µ–ª—å—Å–∫–æ–≥–æ –∫–ª–∞—Å—Å–∞. –¢–∞–∫–∏–º –æ–±—Ä–∞–∑–æ–º, –≤–º–µ—Å—Ç–æ –≤—ã–ø–æ–ª–Ω–µ–Ω–∏—è –º–µ—Ç–æ–¥–∞ displayAccountType () –≤ –∫–ª–∞—Å—Å–µ SavingsAccount –Ω–∞—à–∞ –ø—Ä–æ–≥—Ä–∞–º–º–∞ –≤—ã–ø–æ–ª–Ω—è–µ—Ç –º–µ—Ç–æ–¥ displayAccountType () –≤ –∫–ª–∞—Å—Å–µ BankAccount.

–í –í –Ω–∞—à–µ–π –æ—Å–Ω–æ–≤–Ω–æ–π –ø—Ä–æ–≥—Ä–∞–º–º–µ –º—ã —Å–Ω–∞—á–∞–ª–∞ –æ–±—ä—è–≤–ª—è–µ–º —ç–∫–∑–µ–º–ø–ª—è—Ä SavingsAccount —Å –∏–º–µ–Ω–µ–º johnSavings. –ó–∞—Ç–µ–º –º—ã –≤—ã–∑—ã–≤–∞–µ–º –º–µ—Ç–æ–¥ displayAccountType (), –∫–æ—Ç–æ—Ä—ã–π –∑–∞–ø—É—Å–∫–∞–µ—Ç displayAccountType () –∏–∑ –º–µ—Ç–æ–¥–∞ SavingsAccount. –ù–∞–∫–æ–Ω–µ—Ü, –º—ã –≤—ã–∑—ã–≤–∞–µ–º displayParentAccountType (), –∫–æ—Ç–æ—Ä—ã–π –≤—ã–ø–æ–ª–Ω—è–µ—Ç super.displayAccountType () –∏ –≤—ã–≤–æ–¥–∏—Ç –Ω–∞ –∫–æ–Ω—Å–æ–ª—å –¢–∏–ø —Å—á–µ—Ç–∞: –ë–∞–Ω–∫–æ–≤—Å–∫–∏–π —Å—á–µ—Ç.

–ò—Å–ø–æ–ª—å–∑–æ–≤–∞–Ω–∏–µ Super –¥–ª—è –¥–æ—Å—Ç—É–ø–∞ –∫ –∫–æ–Ω—Å—Ç—Ä—É–∫—Ç–æ—Ä—É —Å—É–ø–µ—Ä–∫–ª–∞—Å—Å–∞

–ö–ª—é—á–µ–≤–æ–µ —Å–ª–æ–≤–æ super —Ç–∞–∫–∂–µ –∏—Å–ø–æ–ª—å–∑—É–µ—Ç—Å—è –¥–ª—è –¥–æ—Å—Ç—É–ø–∞ –∫ –∫–æ–Ω—Å—Ç—Ä—É–∫—Ç–æ—Ä—É —Å—É–ø–µ—Ä–∫–ª–∞—Å—Å–∞, –∏–º—è –∫–æ—Ç–æ—Ä–æ–≥–æ —Å–æ–≤–ø–∞–¥–∞–µ—Ç —Å –∏–º–µ–Ω–µ–º –∫–æ–Ω—Å—Ç—Ä—É–∫—Ç–æ—Ä–∞ –≤ –ø–æ–¥–∫–ª–∞—Å—Å–µ. –í—ã –º–æ–∂–µ—Ç–µ —É–∑–Ω–∞—Ç—å –±–æ–ª—å—à–µ –æ –∫–æ–Ω—Å—Ç—Ä—É–∫—Ç–æ—Ä–∞—Ö Java –≤ –Ω–∞—à–µ–º —Ä—É–∫–æ–≤–æ–¥—Å—Ç–≤–µ –ø–æ –∫–æ–Ω—Å—Ç—Ä—É–∫—Ç–æ—Ä—É Java –∑–¥–µ—Å—å .

"–ö–∞—Ä—å–µ—Ä–Ω–∞—è –∫–∞—Ä–º–∞ –≤–æ—à–ª–∞ –≤ –º–æ—é –∂–∏–∑–Ω—å, –∫–æ–≥–¥–∞ —è –±–æ–ª—å—à–µ –≤—Å–µ–≥–æ –≤ –Ω–µ–π –Ω—É–∂–¥–∞–ª–∞—Å—å, –∏ –±—ã—Å—Ç—Ä–æ –ø–æ–º–æ–≥–ª–∞ –º–Ω–µ –º–∞—Ç—á —Å –±—É—Ç–∫–µ–º–ø–æ–º. –ß–µ—Ä–µ–∑ –¥–≤–∞ –º–µ—Å—è—Ü–∞ –ø–æ—Å–ª–µ –≤—ã–ø—É—Å–∫–∞ —è –Ω–∞—à–ª–∞ —Ä–∞–±–æ—Ç—É —Å–≤–æ–µ–π –º–µ—á—Ç—ã, –∫–æ—Ç–æ—Ä–∞—è —Å–æ–æ—Ç–≤–µ—Ç—Å—Ç–≤–æ–≤–∞–ª–∞ –º–æ–∏–º —Ü–µ–Ω–Ω–æ—Å—Ç—è–º –∏ —Ü–µ–ª—è–º –≤ –∂–∏–∑–Ω–∏! "

–í–µ–Ω–µ—Ä–∞, –∏–Ω–∂–µ–Ω–µ—Ä-–ø—Ä–æ–≥—Ä–∞–º–º–∏—Å—Ç –≤ Rockbot

< p> –ß—Ç–æ–±—ã –≤—ã–∑–≤–∞—Ç—å –∫–æ–Ω—Å—Ç—Ä—É–∫—Ç–æ—Ä —Å—É–ø–µ—Ä–∫–ª–∞—Å—Å–∞ –∏–∑ –∫–æ–Ω—Å—Ç—Ä—É–∫—Ç–æ—Ä–∞ –ø–æ–¥–∫–ª–∞—Å—Å–∞, –Ω–∞–º –Ω—É–∂–Ω–æ –∏—Å–ø–æ–ª—å–∑–æ–≤–∞—Ç—å super () –≤–Ω—É—Ç—Ä–∏ –∫–æ–Ω—Å—Ç—Ä—É–∫—Ç–æ—Ä–∞ –ø–æ–¥–∫–ª–∞—Å—Å–∞. Super () –¥–æ–ª–∂–µ–Ω –±—ã—Ç—å –ø–µ—Ä–≤—ã–º –æ–ø–µ—Ä–∞—Ç–æ—Ä–æ–º –≤ –∫–æ–Ω—Å—Ç—Ä—É–∫—Ç–æ—Ä–µ –∞—Ä–≥—É–º–µ–Ω—Ç–æ–≤ .

–í–æ—Ç –ø—Ä–∏–º–µ—Ä –∏—Å–ø–æ–ª—å–∑–æ–≤–∞–Ω–∏—è super () –¥–ª—è –≤—ã–∑–æ–≤–∞ –∫–æ–Ω—Å—Ç—Ä—É–∫—Ç–æ—Ä–∞ —Å—É–ø–µ—Ä–∫–ª–∞—Å—Å–∞ —Å –∏—Å–ø–æ–ª—å–∑–æ–≤–∞–Ω–∏–µ–º –Ω–∞—à–µ–≥–æ –ø—Ä–∏–º–µ—Ä–∞ –ø—Ä–∏–ª–æ–∂–µ–Ω–∏—è –±–∞–Ω–∫–æ–≤—Å–∫–æ–≥–æ —Å—á–µ—Ç–∞:

–ù–∞—à –∫–æ–¥ –≤–æ–∑–≤—Ä–∞—â–∞–µ—Ç:

–í —ç—Ç–æ–º –ø—Ä–∏–º–µ—Ä–µ –º—ã –æ–ø—Ä–µ–¥–µ–ª–∏–ª–∏ —Å—É–ø–µ—Ä–∫–ª–∞—Å—Å —Å –∏–º–µ–Ω–µ–º BankAccount, –∫–æ—Ç–æ—Ä—ã–π –≤–∫–ª—é—á–∞–µ—Ç –∫–æ–Ω—Å—Ç—Ä—É–∫—Ç–æ—Ä. –≠—Ç–æ—Ç –∫–æ–Ω—Å—Ç—Ä—É–∫—Ç–æ—Ä –ø—Ä–∏ –≤—ã–∑–æ–≤–µ –≤—ã–≤–æ–¥–∏—Ç –Ω–∞ –∫–æ–Ω—Å–æ–ª—å –¢–∏–ø —Ä–æ–¥–∏—Ç–µ–ª—å—Å–∫–æ–≥–æ —Å—á–µ—Ç–∞: Bank Account.

–ú—ã —Ç–∞–∫–∂–µ –æ–ø—Ä–µ–¥–µ–ª–∏–ª–∏ –ø–æ–¥–∫–ª–∞—Å—Å –ø–æ–¥ –Ω–∞–∑–≤–∞–Ω–∏–µ–º SavingsAccount, –∫–æ—Ç–æ—Ä—ã–π –≤–∫–ª—é—á–∞–µ—Ç –∫–æ–Ω—Å—Ç—Ä—É–∫—Ç–æ—Ä. –≠—Ç–æ—Ç –∫–æ–Ω—Å—Ç—Ä—É–∫—Ç–æ—Ä –ø—Ä–∏ –≤—ã–∑–æ–≤–µ –∏—Å–ø–æ–ª—å–∑—É–µ—Ç super () –¥–ª—è –≤—ã–∑–æ–≤–∞ –∫–æ–Ω—Å—Ç—Ä—É–∫—Ç–æ—Ä–∞ BankAccount –≤ –∫–ª–∞—Å—Å–µ BankAccount. –≠—Ç–æ –≤—ã–≤–æ–¥–∏—Ç –Ω–∞ –∫–æ–Ω—Å–æ–ª—å –¢–∏–ø —Ä–æ–¥–∏—Ç–µ–ª—å—Å–∫–æ–≥–æ —Å—á–µ—Ç–∞: –ë–∞–Ω–∫–æ–≤—Å–∫–∏–π —Å—á–µ—Ç. –ó–∞—Ç–µ–º –∫–æ–Ω—Å—Ç—Ä—É–∫—Ç–æ—Ä SavingsAccount –≤—ã–≤–æ–¥–∏—Ç –Ω–∞ –∫–æ–Ω—Å–æ–ª—å –¢–∏–ø –æ—Å–Ω–æ–≤–Ω–æ–≥–æ —Å—á–µ—Ç–∞: –°–±–µ—Ä–µ–≥–∞—Ç–µ–ª—å–Ω—ã–π —Å—á–µ—Ç.

–í –Ω–∞—à–µ–π –æ—Å–Ω–æ–≤–Ω–æ–π –ø—Ä–æ–≥—Ä–∞–º–º–µ –º—ã –∏–Ω–∏—Ü–∏–∞–ª–∏–∑–∏—Ä—É–µ–º —ç–∫–∑–µ–º–ø–ª—è—Ä –æ–±—ä–µ–∫—Ç–∞ SavingsAccount —Å –∏–º–µ–Ω–µ–º johnAccount. –ö–æ–≥–¥–∞ –º—ã –∏–Ω–∏—Ü–∏–∞–ª–∏–∑–∏—Ä—É–µ–º johnAccount, –≤—ã–ø–æ–ª–Ω—è–µ—Ç—Å—è –∫–æ–Ω—Å—Ç—Ä—É–∫—Ç–æ—Ä SavingsAccount ().

–ó–∞–∫–ª—é—á–µ–Ω–∏–µ

–ö–ª—é—á–µ–≤–æ–µ —Å–ª–æ–≤–æ Java super –∏–º–µ–µ—Ç —Ç—Ä–∏ –∏—Å–ø–æ–ª—å–∑–æ–≤–∞–Ω–∏—è. –û–Ω–∏ –ø—Ä–µ–¥–Ω–∞–∑–Ω–∞—á–µ–Ω—ã –¥–ª—è:

  • –¥–æ—Å—Ç—É–ø–∞ –∫ –∞—Ç—Ä–∏–±—É—Ç–∞–º —Å—É–ø–µ—Ä–∫–ª–∞—Å—Å–∞
  • –¥–æ—Å—Ç—É–ø–∞ –∫ –º–µ—Ç–æ–¥–∞–º —Å—É–ø–µ—Ä–∫–ª–∞—Å—Å–∞
  • –¥–æ—Å—Ç—É–ø–∞ –∫ –∫–æ–Ω—Å—Ç—Ä—É–∫—Ç–æ—Ä–∞–º —Å—É–ø–µ—Ä–∫–ª–∞—Å—Å–∞

–≠—Ç–æ —Ä—É–∫–æ–≤–æ–¥—Å—Ç–≤–æ —Å–æ —Å—Å—ã–ª–∫–æ–π –Ω–∞ –ø—Ä–∏–º–µ—Ä—ã –æ–±—Å—É–∂–¥–∞–ª–æ—Å—å, –∫–∞–∫ –∏—Å–ø–æ–ª—å–∑–æ–≤–∞—Ç—å –∫–ª—é—á–µ–≤–æ–µ —Å–ª–æ–≤–æ —Å—É–ø–µ—Ä–∫–ª–∞—Å—Å–∞ Java –¥–ª—è —ç—Ç–∏—Ö —Ü–µ–ª–µ–π. –¢–µ–ø–µ—Ä—å, –ø–æ—Å–ª–µ –ø—Ä–æ—á—Ç–µ–Ω–∏—è —ç—Ç–æ–≥–æ —Ä—É–∫–æ–≤–æ–¥—Å—Ç–≤–∞, –≤—ã –≥–æ—Ç–æ–≤—ã –Ω–∞—á–∞—Ç—å –∏—Å–ø–æ–ª—å–∑–æ–≤–∞—Ç—å –∫–ª—é—á–µ–≤–æ–µ —Å–ª–æ–≤–æ Java super –∫–∞–∫ —ç–∫—Å–ø–µ—Ä—Ç!

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