https://www.spring.io/spring-data/spring-data-commons: Global parent pom.xml to be used by Spring Data modules (Pivotal Software, Inc.) 
Core utility APIs such as a type information framework to resolve generic types.

/**
 * Core utility APIs such as a type information framework to resolve generic types.
 */
@org.springframework.lang.NonNullApi
package org.springframework.data.util;