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Optionals: Patterns and Good Practices

Interested in learning about elegant patterns that provide new ways to handle corner cases for data processing pipelines?

In this article, José Paumard explores several patterns that use Optional, a new Java SE 8 final class with a private constructor. This class provides alternatives for writing data processing pipelines built on streams, resulting in better and more-fluent code.

Paumard describes how to build optionals, explains why we need them, and demonstrates several patterns you can use in various scenarios. The first patterns use an optional as a wrapper object, which may or not have a value. The second patterns expose methods of the optional class.

To learn more, read the article.

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