In this tutorial, we will see “How to convert a List to a Stream in Java 8?” And, also we will learn how to filter the stream using Predicate.

Convert a List to a Stream & filter the stream in Java 8 with example...!!! Click To Tweet

Example 1. Convert a List to a Stream

To convert list to a stream, we are going to use List.stream() which returns a sequential Stream with the collection as its source.

Output:

Example 2. Filter a Stream using Predicate

Predicate is a function interface part of the java.util.function package. It’s main purpose is to be used as a assignment target for a lambda expression. To filter the stream, we are going to use filter(predicate expression) to build a stream of elements which matches the predicate expression.

Output:

Convert a List to a Stream & filter the stream in Java 8 with example...!!! Click To Tweet

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Author

  • Deepak Verma is a Test Automation Consultant and Software development Engineer for more than 10 years. His mission is to help you become an In-demand full stack automation tester. He is also the founder of Techndeck, a blog and online coaching platform dedicated to helping you succeed with all the automation basics to advanced testing automation tricks.

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