class ElasticsearchUpdateFetcher(AbstractUpdateFetcher):
# noinspection PyUnusedLocal
def __init__(self, elasticsearch_client, settings):
super(ElasticsearchUpdateFetcher, self).__init__()
self._document_store = ElasticsearchDocumentStore(elasticsearch_client)
def _fetch_data(self, minimum_timestamp):
if minimum_timestamp:
return self._document_store.search_by_minimum_timestamp(minimum_timestamp)
else:
return self._document_store.search_all()
def _to_update(self, data):
# it is impossible to retrieve delete updates from Elasticsearch. All updates are save only.
return Update.from_document(data, is_delete=False)
def __init__(self, elasticsearch_client, settings):
document_store = ElasticsearchDocumentStore(elasticsearch_client)
super(ElasticsearchUpdateApplier, self).__init__(document_store)
self._elasticsearch_client = elasticsearch_client
def elasticsearch_document_store(elasticsearch_client):
return ElasticsearchDocumentStore(elasticsearch_client)
def __init__(self, elasticsearch_client, settings):
super(ElasticsearchUpdateFetcher, self).__init__()
self._document_store = ElasticsearchDocumentStore(elasticsearch_client)
