Start all services of a given class. If this manager doesn't already
        have a service of that class, it constructs one and starts it.
975599
def start_class(self, class_):
        
        matches = filter(lambda svc: isinstance(svc, class_), self)
        if not matches:
            svc = class_()
            self.register(svc)
            matches = [svc]
        map(self.start, matches)
        return matches
501260
def load_services(self, services=settings.TH_SERVICES):
        
        kwargs = {}
        for class_path in services:
            module_name, class_name = class_path.rsplit('.', 1)
            klass = import_from_path(class_path)
            service = klass(None, **kwargs)
            self.register(class_name, service)
330807
def start(self):
        
        with self._operational_lock:
            if self._thread is not None:
                raise ValueError("Dispatcher is already running.")

            flow_control = self._manager.flow_control
            worker = helper_threads.QueueCallbackWorker(
                self._queue,
                self.dispatch_callback,
                max_items=flow_control.max_request_batch_size,
                max_latency=flow_control.max_request_batch_latency,
            )
            # Create and start the helper thread.
            thread = threading.Thread(name=_CALLBACK_WORKER_NAME, target=worker)
            thread.daemon = True
            thread.start()
            _LOGGER.debug("Started helper thread %s", thread.name)
            self._thread = thread
1272444
void start() {
    final ContextStart contextStart = new ContextStartImpl(this.identifier);
    for (final EventHandler<ContextStart> startHandler : this.contextStartHandlers) {
      startHandler.onNext(contextStart);
    }
  }
26407
@Override
	public void onStart() throws Exception {
		try {
			startResourceManagerServices();
		} catch (Exception e) {
			final ResourceManagerException exception = new ResourceManagerException(String.format("Could not start the ResourceManager %s", getAddress()), e);
			onFatalError(exception);
			throw exception;
		}
	}
221847
def start(self, service):
        
        try:
            map(self.start_class, service.depends)
            if service.is_running():
                return
            if service in self.failed:
                log.warning("%s previously failed to start", service)
                return
            service.start()
        except Exception:
            log.exception("Unable to start service %s", service)
            self.failed.add(service)
692457
public void start() {
    	if(logger.isDebugEnabled()) {
            logger.debug("start");
        }
        started.set(true);
        if(logger.isDebugEnabled()) {
            logger.debug("Started proxy timer service "+ this);
        }
    }
539629
def _startServiceJobs(self):
        """"""
        self.issueQueingServiceJobs()
        while True:
            serviceJob = self.serviceManager.getServiceJobsToStart(0)
            # Stop trying to get jobs when function returns None
            if serviceJob is None:
                break
            logger.debug('Launching service job: %s', serviceJob)
            self.issueServiceJob(serviceJob)
88061
@Override
  public void start()
  {
    if (_lifecycle.isActive()) {
      return;
    }
    
    synchronized (_lifecycle) {
      if (! _lifecycle.toInit()) {
        return;
      }
      
      init(_stubMain);
    }
    
    start(_stubMain);
  }
102880
public function start(): void
    {
        $classAndMethodName = $this->classNameGenerator->getClassAndMethodNamesForCalling();

        $this->executor->exec(...$classAndMethodName);
    }
424124
@SuppressWarnings("unchecked")
  private static <S> Iterable<S> constructAllServiceImplementations(Class<S> _service) {
    ClassLoader cl = CacheManagerImpl.class.getClassLoader();
    ArrayList<S> li = new ArrayList<S>();
    Iterator<S> it = ServiceLoader.load(_service, cl).iterator();
    while (it.hasNext()) {
      try {
        li.add(it.next());
      } catch (ServiceConfigurationError ex) {
        Log.getLog(CacheManager.class.getName()).debug("Error loading service '" + _service + "'", ex);
      }
    }
    final S[] a = (S[]) Array.newInstance(_service, li.size());
    li.toArray(a);
    return new Iterable<S>() {
      public Iterator<S> iterator() {
        return new Iterator<S>() {
          private int pos = 0;
          public boolean hasNext() {
            return pos < a.length;
          }
          public S next() {
            return a[pos++];
          }
          public void remove() {
            throw new UnsupportedOperationException();
          }
        };
      }
    };
  }
462228
public void start()
    {
        Preconditions.checkState(state.compareAndSet(State.LATENT, State.STARTED), "Cannot be started more than once");

        service.submit
            (
                new Callable<Object>()
                {
                    @Override
                    public Object call() throws Exception
                    {
                        processEvents();
                        return null;
                    }
                }
            );
    }
848619
def on_start(self):
        
        LOGGER.debug("natsd.Service.on_start")
        self.service = threading.Thread(target=self.run_event_loop, name=self.serviceQ + " service thread")
        self.service.start()
        while not self.is_started:
            time.sleep(0.01)
1195949
public boolean start()
  {
    Thread thread = Thread.currentThread();
    ClassLoader oldLoader = thread.getContextClassLoader();
    
    try {
      thread.setContextClassLoader(classLoader());

      if (! _lifecycle.toStarting()) {
        return false;
      }

      _startTime = CurrentTime.currentTime();

      _lifecycle.toStarting();
      
      startImpl();

      _lifecycle.toActive();
      
      return true;
    } catch (RuntimeException e) {
      log.log(Level.WARNING, e.toString(), e);

      _lifecycle.toError();

      throw e;
    } catch (Throwable e) {
      log.log(Level.WARNING, e.toString(), e);

      _lifecycle.toError();

      // if the server can't start, it needs to completely fail, especially
      // for the watchdog
      throw new RuntimeException(e);

      // log.log(Level.WARNING, e.toString(), e);

      // _configException = e;
    } finally {
      thread.setContextClassLoader(oldLoader);
    }
  }
884287
public void start() {
		
		lock.lock();
		
		try {
			executorService = Executors.newSingleThreadScheduledExecutor();
			
			try {
				startUp();
			} catch (Throwable t) {
				LOGGER.info("Exception in service start up", t);
			}
			
			currentFuture = executorService.schedule(new RunOneIterationAndReschedule(), 0, TimeUnit.MILLISECONDS);
		} finally {
			lock.unlock();
		}
	}
684545
public void initServices() {
    initService(repositoryService);
    initService(runtimeService);
    initService(historyService);
    initService(taskService);
    initService(managementService);
    initService(dynamicBpmnService);
  }
186905
@Override
	public void start() {
		if (state.start()){
			try{
				doStart();
				state.finishStarting();
			}catch(Exception e){
				state.failStarting();
				logger.warn("Failed to start {}", this.getClass().getName(), e);
			}
		}

	}