/**
  * The Reserved Instance offering type.
  *
  * <p>Returns a reference to this object so that method calls can be chained together.
  *
  * <p><b>Constraints:</b><br>
  * <b>Allowed Values: </b>Heavy Utilization, Medium Utilization, Light Utilization
  *
  * @param offeringType The Reserved Instance offering type.
  * @return A reference to this updated object so that method calls can be chained together.
  * @see OfferingTypeValues
  */
 public DescribeReservedInstancesRequest withOfferingType(OfferingTypeValues offeringType) {
   this.offeringType = offeringType.toString();
   return this;
 }
 /**
  * The Reserved Instance offering type.
  *
  * <p><b>Constraints:</b><br>
  * <b>Allowed Values: </b>Heavy Utilization, Medium Utilization, Light Utilization
  *
  * @param offeringType The Reserved Instance offering type.
  * @see OfferingTypeValues
  */
 public void setOfferingType(OfferingTypeValues offeringType) {
   this.offeringType = offeringType.toString();
 }