Java inner class or nested class is a class that is declared inside the class or interface. We use inner classes to logically group classes and interfaces in one place to be more readable and maintainable . Additionally, it can access all the members of the outer class, including private data members and methods.
Read moreWhat is the advantage of class in Java?
The main advantage of classes is the convenience in their usage and how they can be used to perform certain repetitive task . In Java. there are classes which contains ready to use objects.
Read moreWhat is a POJO example?
POJO class is used to define the object entities. For example, we can create an Employee POJO class to define its objects. Below is an example of Java POJO class: Employee.
Read moreWhen should I use inner class in Java?
Use a non-static nested class (or inner class) if you require access to an enclosing instance’s non-public fields and methods . Use a static nested class if you don’t require this access.
Read moreWhat are the POJO classes?
POJO classes It is an ordinary Java object , not bound by any special restriction other than those forced by the Java Language Specification and not requiring any classpath. POJOs are used for increasing the readability and re-usability of a program.
Read moreWhat are the different type of inner classes in Java?
There are 4 types of inner classes in Java:
Read moreWhat is an inner class and example in Java?
In Java, it is also possible to nest classes (a class within a class ). The purpose of nested classes is to group classes that belong together, which makes your code more readable and maintainable.
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