https://github.com/spring-projects/spring-framework: Spring Context (Spring IO)
  • Juergen Hoeller 
Support classes for the org.springframework.cache package.
Provides abstract classes for cache managers and caches.

/**
 * Support classes for the org.springframework.cache package.
 * Provides abstract classes for cache managers and caches.
 */
@NonNullApi
@NonNullFields
package org.springframework.cache.support;

import org.springframework.lang.NonNullApi;
import org.springframework.lang.NonNullFields;