Library for parsing, formatting, and validating international phone numbers.

Apache Commons Validator provides the building blocks for both client-side and server-side data validation.

JavaBeans Validation (Bean Validation) is a validation model that can add constraints to the beans with annotations ...

This is the core Apache Tika™ toolkit library from which all other modules inherit functionality. It

Spring Web provides integration features such as multipart file upload functionality and the initialization of the IoC ...

JUnit Jupiter is the API for writing tests using JUnit 5.

Core API and libraries of hamcrest matcher framework.