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    Cross-Cutting Concerns

    Spring Boot AOP

    Master Aspect-Oriented Programming with Spring Boot - separate cross-cutting concerns from your business logic.

    Learn to implement logging, security, transactions, and caching using aspects.

    9
    Topics Covered
    5
    Advice Types
    2
    Proxy Types
    ∞
    Use Cases

    Why Learn AOP?

    Clean Code

    Separate cross-cutting concerns from business logic. No more scattered logging or security code.

    DRY Principle

    Write logging, security, or transaction logic once and apply it everywhere automatically.

    Understand Spring

    @Transactional, @Cacheable, @Async, @Secured all use AOP. Understand how Spring magic works!

    Interview Essential

    AOP is a common interview topic. Understanding it sets you apart from other candidates.

    Core Concepts

    What is AOP?

    Introduction to Aspect-Oriented Programming and cross-cutting concerns.

    Key Concepts

    Aspects, Join Points, Pointcuts, Advice, and Weaving explained.

    How AOP Works

    Proxy creation, JDK Dynamic Proxy vs CGLIB, and weaving types.

    Implementation Guide

    Setup & Configuration

    Dependencies, enabling AOP, and basic configuration.

    Creating Aspects

    Writing your first aspect with @Aspect and @Component.

    Pointcut Expressions

    Master execution, within, annotation, and args expressions.

    Real-World Use Cases

    1. Logging & Monitoring

    Automatic method logging, performance tracking, and metrics.

    2. Transaction Management

    How @Transactional works under the hood with AOP.

    3. Security & Rate Limiting

    Authentication checks, authorization, and request throttling.

    Interview Questions

    Ready to Master AOP?

    Start with the fundamentals and progress through real-world applications.