code: public GameSessionConnectionInfo withMatchedPlayerSessions(MatchedPlayerSession... matchedPlayerSessions) {
          if (this.matchedPlayerSessions == null) {
              setMatchedPlayerSessions(new java.util.ArrayList<MatchedPlayerSession>(matchedPlayerSessions.length));
          }
          for (MatchedPlayerSession ele : matchedPlayerSessions) {
              this.matchedPlayerSessions.add(ele);
          }
          return this;
      }
docs: <p>
  Collection of player session IDs, one for each player ID that was included in the original matchmaking request.
  </p>
  <p>
  <b>NOTE:</b> This method appends the values to the existing list (if any). Use
  {@link #setMatchedPlayerSessions(java.util.Collection)} or
  {@link #withMatchedPlayerSessions(java.util.Collection)} if you want to override the existing values.
  </p>
  
  @param matchedPlayerSessions
  Collection of player session IDs, one for each player ID that was included in the original matchmaking
  request.
  @return Returns a reference to this object so that method calls can be chained together.