in flink-connector-elasticsearch7/src/main/java/org/apache/flink/streaming/connectors/elasticsearch7/Elasticsearch7BulkProcessorIndexer.java [77:84]
public void add(UpdateRequest... updateRequests) {
for (UpdateRequest updateRequest : updateRequests) {
if (flushOnCheckpoint) {
numPendingRequestsRef.getAndIncrement();
}
this.bulkProcessor.add(updateRequest);
}
}