Github user cjolif commented on a diff in the pull request: https://github.com/apache/flink/pull/6043#discussion_r190359413 --- Diff: flink-connectors/flink-connector-elasticsearch-base/src/main/java/org/apache/flink/streaming/connectors/elasticsearch/RequestIndexer.java --- @@ -21,18 +21,56 @@ import org.apache.flink.annotation.PublicEvolving; import org.elasticsearch.action.ActionRequest; +import org.elasticsearch.action.delete.DeleteRequest; +import org.elasticsearch.action.index.IndexRequest; +import org.elasticsearch.action.update.UpdateRequest; /** - * Users add multiple {@link ActionRequest ActionRequests} to a {@link RequestIndexer} to prepare + * Users add multiple delete, index or update requests to a {@link RequestIndexer} to prepare * them for sending to an Elasticsearch cluster. */ @PublicEvolving -public interface RequestIndexer { +public abstract class RequestIndexer { --- End diff -- done.
---