Commons Validator provides the building blocks for both client side validation and server side data validation. It may be used standalone or with a framework like Struts.
'commons-validator:commons-validator:1.4.0'
<dependency> <groupId>commons-validator</groupId> <artifactId>commons-validator</artifactId> <version>1.4.0</version> </dependency>
<dependency org="commons-validator" name="commons-validator" rev="1.4.0"/>
"commons-validator", "commons-validator", "1.4.0"