  
         
        abstract 
         
        String
      </span>
      <span class="sympad">getParticipantId</span>
      <span class="normal">(String playerId)</span>
    </h4>
      <div class="api-level">
        <div></div>
        
  

      </div>
    <div class="jd-details-descr">
      
  <div class="jd-tagdata jd-tagdescr"><p>Get the participant ID for a given player. This will only return a non-null ID if the player
 is actually a participant in the room and that player's identity is visible 