Any additional encapsulation, such as making the entire inner class private , is desirable; but public inner classes are perfectly acceptable . There are many examples in Java, such as AbstractMap.
Read moreHow do inner classes work in Java?
Any non-static nested class is known as inner class in java. Java inner class is associated with the object of the class and they can access all the variables and methods of the outer class . Since inner classes are associated with the instance, we can’t have any static variables in them.
Read moreWhat is the difference between inner class and subclass?
inner classes are in the same file, whereas subclasses can be in another file, maybe in another package . You cannot get an instance of an inner class without an instance of the class that contains it.
Read moreWhere are inner classes used?
Here are some uses of inner classes.
Read moreWhat is the difference between inner class and nested class?
In Java programming, nested and inner classes often go hand in hand. A class that is defined within another class is called a nested class. An inner class, on the other hand, is a non-static type, a particular specimen of a nested class.
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