How to use of Final Keyword in Java with Examples?

How to use of Final Keyword in Java with Examples
Use of Final Keyword in Java with Examples | final keyword in java
This Learnaholic India video will cover :
what is the use of final keyword in Java,
final keyword in java, what is final keyword in java. java final keyword,
Explain final keyword in java with example,
Final Keyword in Java with Examples
final keyword can be used along with variables, methods and classes.
Final Keyword as a variable
Final keyword as a Method
Final keyword as a Class
what is final keyword in java?
The final keyword in java is used to restrict the user. The java final keyword can be used in many context. Final can be used as a variable, method or class.
What is Final Variable in Java?
If you make any variable as final, you cannot change the value of final variable.
What is Final Method in Java?
If you make any method as final, you cannot override it.
what is final class in java?
If you make any class as final, you cannot extend it.
Some points to remember about java final keywords are as follows:
1) A constructor cannot be declared as final.
2) Local final variable must be initializing during declaration.
3) All variables declared in an interface are by default final.
4) We cannot change the value of a final variable.
5) A final method cannot be overridden.
6) A final class not be inherited.
7) If method parameters are declared final then the value of these parameters cannot be changed.
8) It is a good practice to name final variable in all CAPS.
9) final, finally and finalize are three different terms. finally is used in exception handling and finalize is a method that is called by JVM during garbage collection.

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