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How Java Resolves Method Calls in Inheritance

  • Method overriding in Java allows a subclass to replace a method inherited from its parent class with its own implementation.
  • For method overriding to occur, the subclass must define the method with the same name, return type, and parameter list as the one in the parent class.
  • Java uses dynamic method dispatch to determine which overridden method to execute based on the actual object type at runtime.
  • Method overloading and overriding are distinct concepts but can coexist, with overloading resolved at compile-time.
  • Final methods in a parent class cannot be overridden in subclasses to maintain specific behavior.
  • The super keyword allows a subclass to call methods or constructors from its parent class and access hidden parent class variables.
  • Dynamic method dispatch works for instance methods at runtime, while static methods are resolved at compile-time based on the reference type.
  • Using super in Java is essential to trigger parent class behavior after method overriding in subclasses.
  • Java's method resolution mechanism enables polymorphism by allowing different objects to respond uniquely to the same method call.
  • Overall, Java's method resolution process ensures method calls are handled appropriately in class hierarchies.

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