code: public DescribeMatchmakingResult withTicketList(MatchmakingTicket... ticketList) {
          if (this.ticketList == null) {
              setTicketList(new java.util.ArrayList<MatchmakingTicket>(ticketList.length));
          }
          for (MatchmakingTicket ele : ticketList) {
              this.ticketList.add(ele);
          }
          return this;
      }
docs: <p>
  Collection of existing matchmaking ticket objects matching the request.
  </p>
  <p>
  <b>NOTE:</b> This method appends the values to the existing list (if any). Use
  {@link #setTicketList(java.util.Collection)} or {@link #withTicketList(java.util.Collection)} if you want to
  override the existing values.
  </p>
  
  @param ticketList
  Collection of existing matchmaking ticket objects matching the request.
  @return Returns a reference to this object so that method calls can be chained together.