Intermediate Operations in Java 8 Streams: map()scenario based Example

Java 8 introduced the Stream API, a powerful tool for working with sequences of elements. Among its many features, intermediate operations like map() stand out as essential tools for transforming data. In this guide, we’ll explore the map() operation in detail.

Intermediate Operations in Java 8 Streams: map()scenario based Example

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What is map()?

The map() operation is an intermediate operation that transforms each element in a stream into another object or value. It applies a Function to each element, creating a new stream of transformed elements.

Syntax

Stream<R> map(Function<? super T, ? extends R> mapper)

• T: The type of the input elements.
• R: The type of the output elements.
• mapper: A function applied to each element.

Key Features

• Lazy Execution: The transformation is not performed until a…