ValidationException

javax.validation.ValidationException: Unable to create a Configuration, because no Bean Validation provider could be found. Add a provider like Hibernate Validator (RI) to your classpath.

答：

    <dependency>  
        <groupId>org.hibernate</groupId>  
        <artifactId>hibernate-validator</artifactId>  
        <version>5.2.4.Final</version>  
      </dependency>