This package contains a cache module that can be used for HTTP/1.1 client-side caching. The primary classes in this package are the {@link org.apache.hc.client5.http.impl.client.cache.CachingHttpClient}, which is a drop-in replacement for a {@link org.apache.hc.client5.http.impl.client.DefaultHttpClient} that adds caching, and the {@link org.apache.hc.client5.http.impl.client.cache.CacheConfig} class that can be used for configuring it.