public UpdateStateMachineResult withUpdateDate(java.util.Date updateDate) {
        setUpdateDate(updateDate);
        return this;
    }
<p>
The date and time the state machine was updated.
</p>

@param updateDate
       The date and time the state machine was updated.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-stepfunctions/src/main/java/com/amazonaws/services/stepfunctions/model/UpdateStateMachineResult.java