Legacy Patterns

Legacy patterns deal with supporting older systems that can't easily be adapted to modern technologies. These patterns focus on integrating new functionality while maintaining compatibility and minimizing disruption to existing code.

Wikipedia

Strangler Fig

behavioral refactoring legacy

The Strangler Fig pattern is a refactoring technique used to incrementally migrate a legacy system to a new architecture. Instead of a risky “big bang” rewrite, the pattern advocates for gradually replacing functionality by building a new system around the old one. As the new system gains more responsibility, the old …

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Strangler Fig