code: public void getTraceSummaryLine(StringBuilder buff) {
      
      // Get the common fields for control messages
      super.getTraceSummaryLine(buff);
      
      buff.append(",startTick=");
      buff.append(getStartTick());
      
      buff.append(",endTick=");
      buff.append(getEndTick());
      
      buff.append(",completedPrefix=");
      buff.append(getCompletedPrefix());
      
    }
docs: /*
  Get summary trace line for this message
  
  Javadoc description supplied by ControlMessage interface.