# Concrete Constructor Coupling

> Instantiating concrete classes directly with constructors, coupling callers to specific implementations.

Record: `lexicon:concrete-constructor-coupling`
Kind: anti-pattern
Layer: [Design Patterns Core](https://banes-lab.com/records/layer/design-patterns-core.md)
Canonical: https://banes-lab.com/ontology/lexicon#lexicon-concrete-constructor-coupling

Listed in [Lexicon terms](https://banes-lab.com/api/records/lexicon.md), after [Complex Factory Hierarchies](https://banes-lab.com/records/lexicon/complex-factory-hierarchies.md) and before [Global Mutable State](https://banes-lab.com/records/lexicon/global-mutable-state.md).

## Category

- [Creational Patterns](https://banes-lab.com/records/lexicon-category/creational-patterns.md)

## Negated by

- [Factory Method Pattern](https://banes-lab.com/records/architecture/factory-method-pattern.md)

## Linked from

- [Creational Patterns](https://banes-lab.com/ontology/principles/architecture-category-creational-patterns.md)