protected void handle(APIChangeZoneStateMsg msg) { APIChangeZoneStateEvent evt = new APIChangeZoneStateEvent(msg.getId()); ZoneStateEvent stateEvt = ZoneStateEvent.valueOf(msg.getStateEvent()); try { extpEmitter.preChange(self, stateEvt); } catch (ZoneException e) { evt.setError(err(SysErrors.CHANGE_RESOURCE_STATE_ERROR, e.getMessage())); bus.publish(evt); return; } ZoneState formerState = self.getState(); extpEmitter.beforeChange(self, stateEvt); ZoneState next = AbstractZone.getNextState(self.getState(), stateEvt); self.setState(next); self = dbf.updateAndRefresh(self); extpEmitter.afterChange(self, stateEvt, formerState); evt.setInventory(ZoneInventory.valueOf(self)); logger.debug(String.format("Changed state of zone[uuid:%s] from %s to %s by event %s", self.getUuid(), formerState, self.getState(), stateEvt)); bus.publish(evt); }