public void setStateMachineName(String stateMachineName) {
        this.stateMachineName = stateMachineName;
    }
<p>
The name of the Step Functions state machine whose execution will be started.
</p>

@param stateMachineName
       The name of the Step Functions state machine whose execution will be started.
aws-java-sdk-iot/src/main/java/com/amazonaws/services/iot/model/StepFunctionsAction.java