@Primary & @Qualifier in Spring Boot 🔥 Ambiguity Problem Explained with Real Time Example Session

In this Session 11 of our Spring Boot playlist, we are going to understand two very important Spring annotations — @Primary and @Qualifier. Have you ever wondered what happens when Spring finds multiple beans of the same type and doesn't know which one to inject? 🤔 In this session, we will understand the Ambiguity Problem step by step and see how @Primary and @Qualifier solve it using a simple real-time Payment Service example. 📚 What You Will Learn: ✅ Why the Ambiguity Problem occurs in Spring Boot ✅ What happens when multiple beans have the same type ✅ How @Primary works ✅ How @Qualifier works ✅ Difference between @Primary and @Qualifier ✅ Real-time Payment Service example ✅ Complete Spring Boot programming example ✅ How Spring decides which bean to inject 💡 Example Used: We will create different payment implementations such as: 💳 Credit Card Payment 📱 UPI Payment Then we will see how Spring handles the ambiguity using @Primary and @Qualifier. If you are learning Spring Boot, Java, REST API, Microservices, this concept is very important for building a strong foundation. 👍 Like the video if you find it useful. 🔔 Subscribe to EG-Code for upcoming Spring Boot concepts. 💬 Comment below if you have any questions or topics you want me to explain. Keep Learning. Keep Practicing. Keep Growing! 🚀