public CanSignal withLength(Integer length) {
        setLength(length);
        return this;
    }
<p>
How many bytes of data are in the message.
</p>

@param length
       How many bytes of data are in the message.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-iotfleetwise/src/main/java/com/amazonaws/services/iotfleetwise/model/CanSignal.java