https://github.com/spring-projects/spring-framework: Spring Context (Spring IO)
  • Juergen Hoeller 
Implementation package for java.util.concurrent based caches. Provides a CacheManager and Cache implementation for use in a Spring context, using a JDK based thread pool at runtime. 
/**
 * Implementation package for {@code java.util.concurrent} based caches.
 * Provides a {@link org.springframework.cache.CacheManager CacheManager}
 * and {@link org.springframework.cache.Cache Cache} implementation for
 * use in a Spring context, using a JDK based thread pool at runtime.
 */
@NonNullApi
@NonNullFields
package org.springframework.cache.concurrent;

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