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Tip: Creating an Immutable List via JDK 9

Learn how to create an immutable list via the suite of List#of(...) methods.




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Starting with JDK 9, we can create an immutable list via the suite of List#of(...) methods. For example, an immutable list of 3 elements can be created as follows:

import java.util.List;
List names = List.of("Mike", "Doru", "Alin");


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Octavia Andreea Anghel is a senior PHP developer currently working as a primary trainer for programming teams that participate at national and international software-development contests. She consults on developing educational projects at a national level. She is a coauthor of the book "XML Technologies--XML in Java" (Albastra, ISBN 978-973-650-210-1), for which she wrote the XML portions. In addition to PHP and XML, she's interested in software architecture, web services, UML, and high-performance unit tests.
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