java create inner class code example
Example 1: what is inner class in java
1. Can Outer class be static? --> No
2. Can inner class be static? --> Yes
3. Can you create an object from the inner class? --> Only if it's static
4. Can we have main method in inner class ? --> Only if it's static
5. Inner class can only be extended if it's static.
Example 2: use of nested class in java
In Java, it is possible to define a class within another class, such
classes are known as nested classes. They enable you to logically group
classes that are only used in one place, thus this increases the use of
encapsulation, and creates more readable and maintainable code.