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Tip: Validate Field Length

 See how to validate the length of a field in Java.


See how to validate the length of a field in Java via javax.validation.constraints.Size. We can do it as follows:

@Size(min=3, message="Name must be at least 3 characters long")
private String name;


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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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