Java Layered Architecture Design Pattern (Spring Boot + MyBatis-Plus)

A practical guide to implementing a classic five-layer architecture with Spring Boot and MyBatis-Plus.

When to Apply

Use this skill in the following scenarios:

• Creating a new Java Web project
• Refactoring an existing project architecture
• Designing a multi-module Java system
• Checking architectural compliance during code reviews
• Defining architectural standards for team development
• Database migration or technology stack migration

Assumptions

• Spring Boot 3.x
• MyBatis-Plus for data access
• DTO/VO separation at API boundaries