Spring Boot Magic 🚀 | @PreDestroy Explained with Real Cleanup Examples 🌿 Hindi Tutorial
Spring Boot Magic 🚀 | @PreDestroy Explained with Real Cleanup Examples 🌿 Hindi Tutorial
Welcome to Backend Verse! 🌿
In this video, we’ll unlock the power of @PreDestroy in Spring Boot – an annotation that helps you release resources safely when your application shuts down. 🚀
Ever wondered:
👉 How to close database connections when the app stops?
👉 How to cleanup background threads or caches before shutdown?
👉 How to make your Spring Boot apps production-ready?
That’s exactly what we’ll cover today! 🔥
📝 What You’ll Learn
📌 What is @PreDestroy in Spring Boot
⚡ How bean destruction lifecycle works
🔑 Real-world examples (closing DB connections, stopping schedulers, cleaning caches)
💡 Best practices for clean shutdowns
✅ Difference between @PostConstruct vs @PreDestroy
🎯 Why Watch This Video?
With @PreDestroy, you can:
✔️ Prevent memory leaks in production
✔️ Ensure safe cleanup of external resources
✔️ Improve application reliability & scalability
✔️ Master Spring Boot bean lifecycle management
🔧 Tools & Technologies Used
Java 17
Spring Boot
Gradle / Maven
IntelliJ IDEA
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🔗 GitHub Code
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