public void setStateMachineVersionArn(String stateMachineVersionArn) {
        this.stateMachineVersionArn = stateMachineVersionArn;
    }
<p>
The Amazon Resource Name (ARN) that identifies one or two state machine versions defined in the routing
configuration.
</p>
<p>
If you specify the ARN of a second version, it must belong to the same state machine as the first version.
</p>

@param stateMachineVersionArn
       The Amazon Resource Name (ARN) that identifies one or two state machine versions defined in the routing
       configuration.</p>
       <p>
       If you specify the ARN of a second version, it must belong to the same state machine as the first version.
aws-java-sdk-stepfunctions/src/main/java/com/amazonaws/services/stepfunctions/model/RoutingConfigurationListItem.java