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Software Engineering vocabulary · Architecture, Design Patterns and Graphics

Strangler fig pattern

Meaning in software engineering, with examples

nounAdvanced term

In software engineering, strangler fig pattern means: Replacing a legacy system gradually by moving capabilities to a new system and routing their traffic to it.

In Turkish: aşamalı değiştirme kalıbı

How it is used

Used for incremental modernization. Both systems may coexist while individual capabilities move across.

Example sentences

  1. The strangler fig pattern let us replace billing while the old system still handled accounts.

    Only one capability moves first, avoiding a single replacement of the whole application.

  2. We changed the routing rule as the next step in the strangler fig pattern.

    Traffic is redirected after a replacement capability becomes ready to take responsibility.

Common collocations

  • apply the strangler fig pattern
  • strangler fig pattern migration
  • legacy codeOld code that is still in use, often written by people who have left, with little documentation or few tests, so it feels risky to change.
  • migrationA versioned script that changes a database schema in a controlled way, or, more broadly, a project to move data from one database or system to another.

More terms: Architecture, Design Patterns and Graphics

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