code: public void setPriority(int value) {
          if (TraceComponent.isAnyTracingEnabled() && tc.isEntryEnabled())
              SibTr.entry(this, tc, "setPriority", Integer.valueOf(value));
          /* Set the cached value */
          cachedPriority = Integer.valueOf(value);
          // Set the value into the message itself
          getHdr2().setIntField(JsHdr2Access.PRIORITY, value);
          if (TraceComponent.isAnyTracingEnabled() && tc.isEntryEnabled())
              SibTr.exit(this, tc, "setPriority");
      }
docs: /*
  Set the value of the Priority field in the message header.
  
  Javadoc description supplied by SIBusMessage interface.
  This method is not final as it is overridden in JsApiMessageImpl