@Override
public void process(KeyFilter keyFilter, final CacheLoaderTask cacheLoaderTask, Executor executor, boolean loadValue, boolean loadMetadata) {
HttpGet get = new HttpGet(path + "?global");
get.addHeader(HttpHeaders.ACCEPT, "text/plain");
get.addHeader(HttpHeaders.ACCEPT_CHARSET, "UTF-8");
try {
HttpResponse response = httpClient.execute(httpHost, get);
HttpEntity entity = response.getEntity();
int batchSize = 1000;
ExecutorAllCompletionService eacs = new ExecutorAllCompletionService(executor);