Chapter 7, Problem 13RE

Explanation of Solution

Try-with-resources statement:

• It ensures that a resource is closed when the statement ends normally or due to an exception.
• The user can declare multiple variables in a try-with-resources statement.
• The try-with resources statement use “AutoCloseable” interface which is used to represent an object that holds it resources until it closed.
• The closed method is called on the variable when the “try” block is completed by using the try-with-resources statement.
• When an exception happens, the close method is called before it is passed to the handler.

Syntax:

try (Type1 var1 = exp1; Type2 var2 = exp2;.....