public void setOpenHours(OpenHours openHours) {
        this.openHours = openHours;
    }
<p>
The time when a journey can send messages. QuietTime should be configured first and SendingSchedule should be set
to true.
</p>

@param openHours
       The time when a journey can send messages. QuietTime should be configured first and SendingSchedule should
       be set to true.
aws-java-sdk-pinpoint/src/main/java/com/amazonaws/services/pinpoint/model/JourneyResponse.java