Spring Full-Stack Practical Cases
May 26, 2026 · Backend Development
N Ways to Dynamically Switch Spring Boot Implementations and Ditch if‑else
The article demonstrates four practical techniques—@Qualifier, manual ApplicationContext lookup, Map injection, and a FactoryBean with dynamic proxy—to dynamically select among multiple Spring Boot beans, eliminating static if‑else wiring and improving code flexibility and maintainability.
@QualifierApplicationContextFactoryBean
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