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Implement UserService and UserDao
public interface UserService { void add(User user); List<User> getAll(); }
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In the Main class configure ApplicationContext and show how you are saving User into DB and reading him back
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Configure DataSource
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Understand the main concepts of Spring framework:
- ApplicationContext
- Bean
- Bean Autowiring
- Difference between @Bean and @Autowired and @Qualifier
- What does each annotation used in videos mean?
You can check yourself using this checklist