code: public StartGameSessionPlacementRequest withDesiredPlayerSessions(DesiredPlayerSession... desiredPlayerSessions) {
          if (this.desiredPlayerSessions == null) {
              setDesiredPlayerSessions(new java.util.ArrayList<DesiredPlayerSession>(desiredPlayerSessions.length));
          }
          for (DesiredPlayerSession ele : desiredPlayerSessions) {
              this.desiredPlayerSessions.add(ele);
          }
          return this;
      }
docs: <p>
  Set of information on each player to create a player session for.
  </p>
  <p>
  <b>NOTE:</b> This method appends the values to the existing list (if any). Use
  {@link #setDesiredPlayerSessions(java.util.Collection)} or
  {@link #withDesiredPlayerSessions(java.util.Collection)} if you want to override the existing values.
  </p>
  
  @param desiredPlayerSessions
  Set of information on each player to create a player session for.
  @return Returns a reference to this object so that method calls can be chained together.