public void setStart(String start) {
        this.start = start;
    }
The day and time that the reservation becomes active. You set this value when you purchase the offering.

@param start
       The day and time that the reservation becomes active. You set this value when you purchase the offering.
aws-java-sdk-mediaconnect/src/main/java/com/amazonaws/services/mediaconnect/model/Reservation.java