The try block’s file-copy logic is easy to follow because this logic isn’t combined with exception-checking code (if tests and related throw statements hidden in the constructors and methods ...

So you use a “try catch” block. Try essentially asks Java to try and do something. If the operation is successful, then the program will continue running as normal.

Try-Catch block handles exceptions. If you want a piece of code to be handled correctly, you need to put it in the try block. The catch block will take care of exceptions thrown by the try block.