Java 8 introduced the Optional class to handle null values gracefully, reducing NullPointerException occurrences. It allows developers to write more expressive and clean code using methods like map() and ifPresent(). Optional should be used when the absence of a value makes sense, but avoided in collections or performance-critical code.
Table of contents
Java 8 Optional ClassIntroductionHow Optional helped me write better codeCreating an optional objectMethods in OptionalExample of Optional to avoid NullPointerExceptionWhen Not to Use OptionalConclusionSort: