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What Is the Main Difference Between Abstract Method and Final Method in Java

James H. Sterling • • 8 min read
What Is the Main Difference Between Abstract Method and Final Method in Java

S.No.ABSTRACT CLASSFINAL CLASS6.Abstract class methods functionality can be altered in subclassFinal class methods should be used as it is by other classes7.Can be inheritedCannot be inherited8.Cannot be instantiatedCan be instantiated

What is the difference between method and abstract method?

Abstract classesAbstract methodsOther classes extend abstract classes.Sub-classes must implement the abstract class’s abstract methods.Can have both abstract and concrete methods.Has no definition in the class.

What is abstract and final method?

Abstract methods are declared in abstract classes and cannot be implemented in the same class. They must first be implemented in a subclass of the inheritance tree. Abstract classes cannot, therefore, be instantiated. … Final methods can no longer be redefined in subclasses.

James H. Sterling
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James H. Sterling

James Sterling reports on renewable energy developments, climate policy, ecological conservation, and green tech innovations around the globe.