public void setStateMachineVersionArn(String stateMachineVersionArn) {
        this.stateMachineVersionArn = stateMachineVersionArn;
    }
<p>
The Amazon Resource Name (ARN) of the state machine version associated with the execution.
</p>
<p>
If the state machine execution was started with an unqualified ARN, it returns null.
</p>
<p>
If the execution was started using a <code>stateMachineAliasArn</code>, both the
<code>stateMachineAliasArn</code> and <code>stateMachineVersionArn</code> parameters contain the respective
values.
</p>

@param stateMachineVersionArn
       The Amazon Resource Name (ARN) of the state machine version associated with the execution.</p>
       <p>
       If the state machine execution was started with an unqualified ARN, it returns null.
       </p>
       <p>
       If the execution was started using a <code>stateMachineAliasArn</code>, both the
       <code>stateMachineAliasArn</code> and <code>stateMachineVersionArn</code> parameters contain the
       respective values.
aws-java-sdk-stepfunctions/src/main/java/com/amazonaws/services/stepfunctions/model/ExecutionListItem.java