What are getters and setters in Java?
Understand the Problem
The question is asking for an explanation of getters and setters in Java, which are methods used to access and modify the values of private class fields. Getters retrieve the values, while setters allow values to be set or updated.
Answer
Methods to retrieve and modify private variables.
Getters and setters are methods used in Java to retrieve (getter) and modify (setter) the values of a class's private variables.
Answer for screen readers
Getters and setters are methods used in Java to retrieve (getter) and modify (setter) the values of a class's private variables.
More Information
They help ensure data encapsulation and allow for validation or logic to be added when class variables are accessed or modified.
Tips
A common mistake is to make instance variables public instead of using getters and setters, which can break encapsulation principles.
Sources
- Java Encapsulation and Getters and Setters - W3Schools - w3schools.com
- Getter and Setter in Java - GeeksforGeeks - geeksforgeeks.org
- Significance of Getters and Setters in Java - Baeldung - baeldung.com
