Bean Validation (JSR-303) API.
'javax.validation:validation-api:1.0.CR2'
<dependency>
<groupId>javax.validation</groupId>
<artifactId>validation-api</artifactId>
<version>1.0.CR2</version>
</dependency>
<dependency org="javax.validation" name="validation-api" rev="1.0.CR2"/>
"javax.validation", "validation-api", "1.0.CR2"