If the object is a Number, convert it to int; If the object is a CharSequence (which is super interface of String), convert the string it represents to int. No need to handle the conversion failure.

We’ll also take a look at java.lang.Enum<E extends Enum<E>>, which is the base class for all typesafe enums. What you’ll learn in this Java tutorial Why use typesafe enums and not enumerated types ...

Thanks Redshift for replying,<BR><BR>I changed my original post so hopefully its more clear now, but you are right i want the 2-D primitive array stored in the linked list as a single element, but ...