code: public GetReservationCoverageResult withCoveragesByTime(CoverageByTime... coveragesByTime) {
          if (this.coveragesByTime == null) {
              setCoveragesByTime(new java.util.ArrayList<CoverageByTime>(coveragesByTime.length));
          }
          for (CoverageByTime ele : coveragesByTime) {
              this.coveragesByTime.add(ele);
          }
          return this;
      }
docs: <p>
  The amount of time that your reservations covered.
  </p>
  <p>
  <b>NOTE:</b> This method appends the values to the existing list (if any). Use
  {@link #setCoveragesByTime(java.util.Collection)} or {@link #withCoveragesByTime(java.util.Collection)} if you
  want to override the existing values.
  </p>
  
  @param coveragesByTime
  The amount of time that your reservations covered.
  @return Returns a reference to this object so that method calls can be chained together.