Upcasting and Downcasting in java

Question

I can understand what upcasting is but Downcasting is a little confusing. My question is why should we downcast? Can you help me with a real time example ? Is downcasting th

Answer 1

The best solution for your question is to read a good book. You will learn about polymorphism, objects, patterns ...
Good start is "Beginning java objects 2nd edition"