Factory Pattern – Sharp: NCLEX, Java & Python

Java: Factory Pattern

When is the Factory Pattern preferred over direct instantiation?

What architectural smell indicates the need for a factory?

Why use a Factory for creating abstracted interfaces?

How would you explain the design consequence of the Factory Pattern in an interview?

How might over-engineering manifest with factories?

How does the Factory Pattern relate to Dependency Inversion?

How would you explain a common mistake when implementing a factory in an interview?

What testing benefit comes from a stable `PaymentGateway` seam?

How can Spring's IoC container serve as an ultimate factory?

Understanding the Factory Pattern?