Improve use of URL cache #118

sigrefdataproviders/file_download_sig_ref_data_provider.py

@@ -7,7 +7,7 @@ from requests import ReadTimeout
 from requests.exceptions import ConnectionError, ConnectTimeout
 
 from core.constants import HTTP_HEADERS
-from core.url_data_cache import URL_DATA_CACHE
+from core.url_data_cache import URLDataCache
 from sigrefdataproviders.sig_ref_data_provider import SIGRefDataProvider
 
 
@@ -21,6 +21,7 @@ class FileDownloadSIGRefDataProvider(SIGRefDataProvider):
         self._poll_interval = poll_interval
         self._thread = None
         self._stop_event = Event()
+        self._url_data_cache = URLDataCache("sigrefdata-" + sig_name)
 
     def start(self):
         # Fire off the polling thread. It will poll immediately on startup, then sleep for poll_interval between
@@ -44,7 +45,7 @@ class FileDownloadSIGRefDataProvider(SIGRefDataProvider):
             # Request data from API. Use the data cache (with a TTL of 1 day) here, not as the main mechanism for
             # caching, but just so continual restarts of the software during testing don't hammer the servers.
             logging.debug("Downloading " + self.sig_name + " SIG ref data...")
-            http_response = URL_DATA_CACHE.get(self._url, headers=HTTP_HEADERS)
+            http_response = self._url_data_cache.get(self._url, headers=HTTP_HEADERS)
             # Check response code was good
             if http_response.ok:
                 # Pass off to the subclass for processing