in src/main/java/com/amazonaws/services/dynamodbv2/streams/connectors/DynamoDBBuffer.java [81:89]
public void clear() {
// Clear the set and reset sequence number bounds
getBuffer().clear();
setFirstSequenceNumber(null);
setLastSequenceNumber(null);
setProcessedRecords(0);
emitCloudWatchMetrics();
LOGGER.debug("Buffer cleared with buffer size: " + buffer.size() + " (" + processedRecords + " processed)");
}