Latest version of org.codehaus.httpcache4j:httpcache4j-api
https://javadoc.io/doc/org.codehaus.httpcache4j/httpcache4j-api
Current version 2.2
https://javadoc.io/doc/org.codehaus.httpcache4j/httpcache4j-api/2.2
package-list path (used for javadoc generation -link option)
https://javadoc.io/doc/org.codehaus.httpcache4j/httpcache4j-api/2.2/package-list