creating new exception for try catch java code example

Example: exception handling in java example

public class Exception8 {
public static void main(String[]args)
{
   fun1();
   fun2();
}
static void fun1()
{
   	fun3();
}
static void fun2()
{
     	fun3();
}
static void fun3()
{
	try {
	System.out.println(20/0);
	}
	catch(ArithmeticException e)
	{
		System.out.println("Zero divison ");
	}
}
}