# Shared Behavioral Interface

> The requirement that the real object and its null stand-in implement one common interface.

Record: `lex:shared-behavioral-interface`
Kind: constraint
Layer: [Design Patterns Core](https://banes-lab.com/records/layer/design-patterns-core.md)
Canonical: https://banes-lab.com/ontology/lexicon#lex-shared-behavioral-interface

## category

- [Behavioral Patterns](https://banes-lab.com/records/lex-category/behavioral-patterns.md)

## referenced-by

- [Null Object Pattern](https://banes-lab.com/records/arch/null-object-pattern.md)