@Override
        public <T> T getAttribute(final String id, final Class<T> clazz) {
            return clientContext.getAttribute(id, clazz);
        }
Internal adaptor class that delegates all its method calls to {@link HttpClientContext}.
To be removed in the future.
httpclient5-cache/src/main/java/org/apache/hc/client5/http/cache/HttpCacheContext.java