@Override
    public void removeEntry(final String url) throws ResourceIOException {
        lock.lock();
        try {
            entries.remove(url);
        } finally {
            lock.unlock();
        }

    }
Removes a HttpCacheEntry from the cache

@param url
           Url that is the cache key
httpclient5-cache/src/main/java/org/apache/hc/client5/http/impl/cache/BasicHttpCacheStorage.java