Solution: Using Optional Class ofNullable() method of the Optional class, returns a Non-empty Optional if the given object has a value, otherwise it returns an empty Optional. We can check whether the returned Optional value is empty or non-empty using the isPresent() method.
Read moreWhich method can be used to check null in Java 8?
Solution: Using Optional Class ofNullable() method of the Optional class, returns a Non-empty Optional if the given object has a value, otherwise it returns an empty Optional. We can check whether the returned Optional value is empty or non-empty using the isPresent() method.
Read moreIs Java 8 null check?
null still is the way to do it in Java 8 and even Java 11 . Otherwise, it’s like using a smartphone to hammer a nail into the wall, “to show the 2018 way of doing it”.7 Eyl 2018
Read moreIs Java 8 null check?
null still is the way to do it in Java 8 and even Java 11 . Otherwise, it’s like using a smartphone to hammer a nail into the wall, “to show the 2018 way of doing it”.7 Eyl 2018
Read more