A normal constructor always returns a new instance of the class. A factory constructor is permitted to return an existing instance, an instance of a derived class, or null .
Read moreShould a factory method be static?
No, factory class by default shouldn’t be static . Actually, static classes are not welcomed in OOP world since they can also convey some state and therefore introduce global application state. If you need only one factory object to be present, you can control it’s creation through singleton pattern.
Read moreWhat is the advantage of factory constructor?
The factory method is a smart way to create objects in Java and provides several advantages over the traditional approach of creating objects using constructors in Java. It can also improve the quality of code by making the code more readable, less coupled, and improves performance by caching .
Read moreWhat is the advantage of factory constructor?
The factory method is a smart way to create objects in Java and provides several advantages over the traditional approach of creating objects using constructors in Java. It can also improve the quality of code by making the code more readable, less coupled, and improves performance by caching .
Read moreWhat is named factory and default constructors?
A named constructor can only generate the instance of the current class. A factory constructor can decide which instance to return on runtime, it can return either the instance of the current class or any of the instances of its descendants class.
Read moreWhat is named factory and default constructors?
A named constructor can only generate the instance of the current class. A factory constructor can decide which instance to return on runtime, it can return either the instance of the current class or any of the instances of its descendants class.
Read moreHow do I make a factory in flutter?
Factory methods
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