code: public static void traceMessageId(TraceComponent callersTrace, String action, SIBusMessage message)
     {
       if (light_tc.isDebugEnabled() || callersTrace.isDebugEnabled()) {
         _traceMessageId(callersTrace, action, msgToString(message));
       }
     }
docs: Allow minimal tracing of System Message IDs (along with a transaction if on exists)
  @param callersTrace The trace component of the caller
  @param action A string (no spaces) provided by the caller to prefix the keyword included in the trace line
  @param message The message to trace