docs: @Override
      public void setCustomProperty(String propertyName, String propertyValue) {
          if (TraceComponent.isAnyTracingEnabled()
              && tc.isEntryEnabled())
              SibTr.entry(tc, "setCustomProperty", new Object[] { propertyName,
                                                                 propertyValue });
  
          _customProperties.setProperty(propertyName, propertyValue);
  
          if (TraceComponent.isAnyTracingEnabled()
              && tc.isEntryEnabled())
              SibTr.exit(tc, "setCustomProperty");
      }