Web Reference: Sep 6, 2025 · The Optional class offers methods such as isPresent () orElse () and ifPresent () to handle potentially null values more safely and functionally. The table below lists commonly used Optional methods and their descriptions. In this tutorial, we’re going to show the Optionalclass that was introduced in Java 8. The purpose of the class is to provide a type-level solution for representing optional values instead of nullreferences. To get a deeper understanding of why we should care about the Optional class, take a look at the official Oracle article. Feb 13, 2024 · To avoid boxing and unboxing specialized Optional classes are available like OptionalInt, OptionalLong, and OptionalDouble. Use these classes when applicable for better performance.
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