code: public final void setJmsxAppId(String value) {
          if (TraceComponent.isAnyTracingEnabled() && tc.isEntryEnabled())
              SibTr.entry(this, tc, "setJmsxAppId", value);
          getHdr2().setField(JsHdr2Access.XAPPID_STRINGVALUE, value);
          if (TraceComponent.isAnyTracingEnabled() && tc.isEntryEnabled())
              SibTr.exit(this, tc, "setJmsxAppId");
      }
docs: /*
  Set the JMSXAppId value to a String value.
  
  Javadoc description supplied by JsJmsMessage interface.