protected void prepare( Map stormConf, final TopologyContext context, final IOutputCollector collector) { _rand = new Random(); _collector = collector; _context = context; heartbeatTimeoutMills = getHeartbeatTimeoutMillis(stormConf); _process = new NuShellProcess(_command, this, this); // subprocesses must send their pid first thing Number subpid = _process.launch(stormConf, context); LOG.info("Launched subprocess with pid " + subpid); this.pid = subpid.longValue(); /** * randomizing the initial delay would prevent all shell bolts from heartbeating at the same * time frame */ int initialDelayMillis = random.nextInt(4000) + 1000; BoltHeartbeatTimerTask task = new BoltHeartbeatTimerTask(this); heartBeatExecutorService.scheduleAtFixedRate( task, initialDelayMillis, getHeartbeatPeriodMillis(stormConf), TimeUnit.MILLISECONDS); }
private void onStartExecution() { log.debug("Starting canvas {}", getLabel()); setRunning(true); setTime(0); synchronized (datesLock) { startTime = new Date(); endTime = null; } timerFuture = scheduler.scheduleAtFixedRate(new TimeUpdateTask(), 250, 250, TimeUnit.MILLISECONDS); fixTimeLimit(); hasStarted = true; setCompleted(false); }
/** * The dependent service is available and the bundle will start. * * @param dependentService the UIService this activator is waiting. */ @Override public void start(Object dependentService) { if (logger.isDebugEnabled()) logger.debug("Update checker [STARTED]"); ConfigurationService cfg = getConfiguration(); if (OSUtils.IS_WINDOWS) { updateService = new Update(); bundleContext.registerService(UpdateService.class.getName(), updateService, null); // Register the "Check for Updates" menu item if // the "Check for Updates" property isn't disabled. if (!cfg.getBoolean(CHECK_FOR_UPDATES_MENU_DISABLED_PROP, false)) { // Register the "Check for Updates" menu item. CheckForUpdatesMenuItemComponent checkForUpdatesMenuItemComponent = new CheckForUpdatesMenuItemComponent(Container.CONTAINER_HELP_MENU); Hashtable<String, String> toolsMenuFilter = new Hashtable<String, String>(); toolsMenuFilter.put(Container.CONTAINER_ID, Container.CONTAINER_HELP_MENU.getID()); bundleContext.registerService( PluginComponent.class.getName(), checkForUpdatesMenuItemComponent, toolsMenuFilter); } // Check for software update upon startup if enabled. if (cfg.getBoolean(UPDATE_ENABLED, true)) updateService.checkForUpdates(false); } if (cfg.getBoolean(CHECK_FOR_UPDATES_DAILY_ENABLED_PROP, false)) { logger.info("Scheduled update checking enabled"); // Schedule a "check for updates" task that will run once a day int hoursToWait = calcHoursToWait(); Runnable updateRunnable = new Runnable() { public void run() { logger.debug("Performing scheduled update check"); getUpdateService().checkForUpdates(false); } }; mUpdateExecutor = Executors.newSingleThreadScheduledExecutor(); mUpdateExecutor.scheduleAtFixedRate( updateRunnable, hoursToWait, 24 * 60 * 60, TimeUnit.SECONDS); } if (logger.isDebugEnabled()) logger.debug("Update checker [REGISTERED]"); }
public void receiveData( String ip, String paramName, String paramNo, int paramBote, int paramLength, int parmParity, int parmStopBit, int parmDelay) { try { try { m = new Mongo(ip, 27017); db = m.getDB(paramName); // db.authenticate("test", "123".toCharArray()); } catch (UnknownHostException ex) { ex.printStackTrace(); } catch (MongoException e) { e.printStackTrace(); } final DBCollection coll = db.getCollection("DATAIN"); final DBCollection collout = db.getCollection("DATAOUT"); DBCollection meta = db.getCollection("META"); // 记录数据字段 final Map map1 = new HashMap(); final Map map2 = new HashMap(); Map map00 = new HashMap(); Map map01 = new HashMap(); Map map02 = new HashMap(); Map map03 = new HashMap(); final Map m_ai_max = new HashMap(); final Map m_ai_min = new HashMap(); final Map m_ao_max = new HashMap(); final Map m_ao_min = new HashMap(); DBCursor cursor = meta.find(); while (cursor.hasNext()) { // 记录数据类型 DBObject dbo = cursor.next(); String name = dbo.get("_id").toString(); String type = dbo.get("type").toString(); String addr = dbo.get("addr").toString(); Double max = (Double) dbo.get("max"); Double min = (Double) dbo.get("min"); if (type.equals("AI")) { map00.put(name, addr); m_ai_max.put(name, max); m_ai_min.put(name, min); } if (type.equals("DI")) { map01.put(name, addr); } if (type.equals("AO")) { map02.put(name, addr); } if (type.equals("DO")) { map03.put(name, addr); } } map1.put("AI", map00); map1.put("DI", map01); map2.put("AO", map02); map2.put("DO", map03); SerialParameters params = new SerialParameters(); params.setCommPortId(paramNo); params.setBaudRate(paramBote); params.setDataBits(paramLength); params.setParity(parmParity); params.setStopBits(parmStopBit); ModbusFactory modbusFactory = new ModbusFactory(); slave = modbusFactory.createRtuSlave(params); slave.addProcessImage(getModscanProcessImage(1, map00, coll)); slave.addProcessImage(getModscanProcessImage(2, map01, coll)); slave.addProcessImage(getModscanProcessImage(3, map02, collout)); slave.addProcessImage(getModscanProcessImage(4, map03, collout)); new Thread( new Runnable() { public void run() { try { slave.start(); // JOptionPane.showMessageDialog(f, "通讯连接成功!"); } catch (ModbusInitException e) { e.printStackTrace(); } } }) .start(); ScheduledExecutorService timerRead = Executors.newScheduledThreadPool(1); timerRead.scheduleAtFixedRate( new Runnable() { public void run() { new TaskRead(map1, m_ai_max, m_ai_min, coll, slave); } }, 500, parmDelay, TimeUnit.MILLISECONDS); ScheduledExecutorService timerWrite = Executors.newScheduledThreadPool(2); timerWrite.scheduleAtFixedRate( new Runnable() { public void run() { new TaskWrite(map2, m_ao_max, m_ao_min, collout, slave); } }, 500, parmDelay, TimeUnit.MILLISECONDS); } catch (Exception ex) { } }
public ScheduledFuture<?> scheduleAtFixedRate( Runnable command, long initialDelay, long period, TimeUnit unit) { return e.scheduleAtFixedRate(command, initialDelay, period, unit); }
public void startDaemon() { scheduledTask = scheduler.scheduleAtFixedRate(this, 1, 1, TimeUnit.SECONDS); }