public Integer getTumblingWindowInSeconds() {
        return this.tumblingWindowInSeconds;
    }
<p>
(Kinesis and DynamoDB Streams only) The duration in seconds of a processing window for DynamoDB and Kinesis
Streams event sources. A value of 0 seconds indicates no tumbling window.
</p>

@return (Kinesis and DynamoDB Streams only) The duration in seconds of a processing window for DynamoDB and
        Kinesis Streams event sources. A value of 0 seconds indicates no tumbling window.
aws-java-sdk-lambda/src/main/java/com/amazonaws/services/lambda/model/DeleteEventSourceMappingResult.java