public void setStateReason(String stateReason) {
        this.stateReason = stateReason;
    }
<p>
The reason that the replay is in the state.
</p>

@param stateReason
       The reason that the replay is in the state.
aws-java-sdk-events/src/main/java/com/amazonaws/services/cloudwatchevents/model/StartReplayResult.java