https://docs.oracle.com/cd/E21043_01/apirefs.1111/e13948/org/apache/openjpa/lib/util/class-use/LRUMap.html
Uses of Class org.apache.openjpa.lib.util.LRUMap (OpenJPA 1.1.0 API)
https://access.redhat.com/webassets/avalon/d/red_hat_jboss_enterprise_application_platform/7.3/javadocs/com/fasterxml/jackson/jaxrs/util/class-use/LRUMap.html
Uses of Class com.fasterxml.jackson.jaxrs.util.LRUMap (Red Hat JBoss Enterprise Application...
https://commons.apache.org/proper/commons-collections/javadocs/api-4.4/org/apache/commons/collections4/map/LRUMap.html
LRUMap (Apache Commons Collections 4.4 API)
apache commonscollectionsapi