Performs the actual work of the task.
354058
public void execute ()
        throws MojoExecutionException
    {
        if (mapFile == null) mapFile = new File(base, "compmap.txt");
        if (actionDef == null) actionDef = new File(base, "actions.xml");

        ComponentBundler bundler = new ComponentBundler(mapFile, actionDef) {
            @Override protected boolean keepRawPngs () { return keepRawPngs; }
            @Override protected boolean uncompressed () { return false; }
            @Override protected void logInfo (String message) { getLog().info(message); }
            @Override protected void logWarn (String message) { getLog().warn(message); }
        };

        if (bundleDirectories == null) {
            bundleDirectories = findBundleDirs();
        }
        for (BundleDirectory bdir : bundleDirectories) {
            getLog().info("Processing " + bdir);
            File root = new File(base, bdir.root);

            // create the scanner
            DirectoryScanner scanner = new DirectoryScanner();
            scanner.setBasedir(new File(root, bdir.path));
            scanner.setIncludes(includes.toArray(new String[0]));
            scanner.setExcludes(excludes.toArray(new String[0]));
            scanner.scan();

            File targetDir = new File(targetBase, bdir.root);
            File target = new File(new File(targetDir, bdir.path), "components.jar");
            List<Tuple<File,List<String>>> sourceDirs = Lists.newArrayList();
            sourceDirs.add(Tuple.newTuple(scanner.getBasedir(),
                                          Arrays.asList(scanner.getIncludedFiles())));
            bundler.execute(root.getPath(), target, sourceDirs);
        }
    }
824716
public function doneWorking()
    {
        $this->currentJob = null;
        $this->working = false;
        $this->resqueInstance->stats->incr('processed');
        $this->resqueInstance->stats->incr('processed:' . (string)$this);
        $this->resqueInstance->redis->del($this->workerName() . ':' . (string)$this);
    }
313235
public function perform()
    {
        $instance = $this->getInstance();
        try {
            Event::trigger('beforePerform', $this);

            if(method_exists($instance, 'setUp')) {
                $instance->setUp();
            }

            $instance->perform();

            if(method_exists($instance, 'tearDown')) {
                $instance->tearDown();
            }

            Event::trigger('afterPerform', $this);
        }
        // beforePerform/setUp have said don't perform this job. Return.
        catch(DontPerform $e) {
            return false;
        }

        return true;
    }
427549
public function execute()
    {
        //authenticate
        if ($this->authenticate()) {
            if ($this->helper->getFeefoLogon()) {
                $this->_view->loadLayout();
                $this->_view->renderLayout();
            }
        }
    }
601229
void execute() {
    boolean scheduleTaskRunner = false;
    synchronized (this) {
      if (!isThreadScheduled) {
        isThreadScheduled = true;
        scheduleTaskRunner = true;
      }
    }
    if (scheduleTaskRunner) {
      try {
        executor.execute(this);
      } catch (RuntimeException e) {
        // reset state in case of an error so that later calls to execute will actually do something
        synchronized (this) {
          isThreadScheduled = false;
        }
        // Log it and keep going.
        logger.log(
            Level.SEVERE,
            "Exception while running callbacks for " + listener + " on " + executor, 
            e);
        throw e;
      }
    }
  }
363464
public function execute() {

        $container = $this->getContainer();
        $profiler  = $container->has('profiler') ? $container->get('profiler') : false;

        if ($this->get('debug') && $profiler) {
            $this->set('gzip', false);
            ob_start();
            ob_implicit_flush(false);
        }

        if ($profiler) {
            $profiler->mark('beforeExecute');
        }

        // Perform application routines.
        $this->doExecute();

        if ($profiler) {
            $profiler->mark('afterExecute');
        }

        // If gzip compression is enabled in configuration and the server is compliant, compress the output.
        if ($this->get('gzip') && !ini_get('zlib.output_compression') && (ini_get('output_handler') != 'ob_gzhandler')) {
            $this->compress();
        }

        if ($profiler) {
            $profiler->mark('beforeRespond');
        }

        // Send the application response.
        $this->respond();

        if ($profiler) {
            $profiler->mark('afterRespond');
            $profiler->mark('end');
            $profiler->dump($this->get('uri.current'));
        }
    }
1237654
public function execute()
    {
            $this->_checkPermissions();
            $this->_gatherRequestInfo();
            $this->_makeRequest();
            $this->_parseResponse();
            $this->_buildAndExecuteProxyResponse();
    }
1327565
@Override
	public void run() {

		// ----------------------------
		//  Initial State transition
		// ----------------------------
		while (true) {
			ExecutionState current = this.executionState;
			if (current == ExecutionState.CREATED) {
				if (transitionState(ExecutionState.CREATED, ExecutionState.DEPLOYING)) {
					// success, we can start our work
					break;
				}
			}
			else if (current == ExecutionState.FAILED) {
				// we were immediately failed. tell the TaskManager that we reached our final state
				notifyFinalState();
				if (metrics != null) {
					metrics.close();
				}
				return;
			}
			else if (current == ExecutionState.CANCELING) {
				if (transitionState(ExecutionState.CANCELING, ExecutionState.CANCELED)) {
					// we were immediately canceled. tell the TaskManager that we reached our final state
					notifyFinalState();
					if (metrics != null) {
						metrics.close();
					}
					return;
				}
			}
			else {
				if (metrics != null) {
					metrics.close();
				}
				throw new IllegalStateException("Invalid state for beginning of operation of task " + this + '.');
			}
		}

		// all resource acquisitions and registrations from here on
		// need to be undone in the end
		Map<String, Future<Path>> distributedCacheEntries = new HashMap<>();
		AbstractInvokable invokable = null;

		try {
			// ----------------------------
			//  Task Bootstrap - We periodically
			//  check for canceling as a shortcut
			// ----------------------------

			// activate safety net for task thread
			LOG.info("Creating FileSystem stream leak safety net for task {}", this);
			FileSystemSafetyNet.initializeSafetyNetForThread();

			blobService.getPermanentBlobService().registerJob(jobId);

			// first of all, get a user-code classloader
			// this may involve downloading the job's JAR files and/or classes
			LOG.info("Loading JAR files for task {}.", this);

			userCodeClassLoader = createUserCodeClassloader();
			final ExecutionConfig executionConfig = serializedExecutionConfig.deserializeValue(userCodeClassLoader);

			if (executionConfig.getTaskCancellationInterval() >= 0) {
				// override task cancellation interval from Flink config if set in ExecutionConfig
				taskCancellationInterval = executionConfig.getTaskCancellationInterval();
			}

			if (executionConfig.getTaskCancellationTimeout() >= 0) {
				// override task cancellation timeout from Flink config if set in ExecutionConfig
				taskCancellationTimeout = executionConfig.getTaskCancellationTimeout();
			}

			if (isCanceledOrFailed()) {
				throw new CancelTaskException();
			}

			// ----------------------------------------------------------------
			// register the task with the network stack
			// this operation may fail if the system does not have enough
			// memory to run the necessary data exchanges
			// the registration must also strictly be undone
			// ----------------------------------------------------------------

			LOG.info("Registering task at network: {}.", this);

			network.registerTask(this);

			for (ResultPartition partition : producedPartitions) {
				taskEventDispatcher.registerPartition(partition.getPartitionId());
			}

			// add metrics for buffers
			this.metrics.getIOMetricGroup().initializeBufferMetrics(this);

			// register detailed network metrics, if configured
			if (taskManagerConfig.getConfiguration().getBoolean(TaskManagerOptions.NETWORK_DETAILED_METRICS)) {
				// similar to MetricUtils.instantiateNetworkMetrics() but inside this IOMetricGroup
				MetricGroup networkGroup = this.metrics.getIOMetricGroup().addGroup("Network");
				MetricGroup outputGroup = networkGroup.addGroup("Output");
				MetricGroup inputGroup = networkGroup.addGroup("Input");

				// output metrics
				for (int i = 0; i < producedPartitions.length; i++) {
					ResultPartitionMetrics.registerQueueLengthMetrics(
						outputGroup.addGroup(i), producedPartitions[i]);
				}

				for (int i = 0; i < inputGates.length; i++) {
					InputGateMetrics.registerQueueLengthMetrics(
						inputGroup.addGroup(i), inputGates[i]);
				}
			}

			// next, kick off the background copying of files for the distributed cache
			try {
				for (Map.Entry<String, DistributedCache.DistributedCacheEntry> entry :
						DistributedCache.readFileInfoFromConfig(jobConfiguration)) {
					LOG.info("Obtaining local cache file for '{}'.", entry.getKey());
					Future<Path> cp = fileCache.createTmpFile(entry.getKey(), entry.getValue(), jobId, executionId);
					distributedCacheEntries.put(entry.getKey(), cp);
				}
			}
			catch (Exception e) {
				throw new Exception(
					String.format("Exception while adding files to distributed cache of task %s (%s).", taskNameWithSubtask, executionId), e);
			}

			if (isCanceledOrFailed()) {
				throw new CancelTaskException();
			}

			// ----------------------------------------------------------------
			//  call the user code initialization methods
			// ----------------------------------------------------------------

			TaskKvStateRegistry kvStateRegistry = kvStateService.createKvStateTaskRegistry(jobId, getJobVertexId());

			Environment env = new RuntimeEnvironment(
				jobId,
				vertexId,
				executionId,
				executionConfig,
				taskInfo,
				jobConfiguration,
				taskConfiguration,
				userCodeClassLoader,
				memoryManager,
				ioManager,
				broadcastVariableManager,
				taskStateManager,
				aggregateManager,
				accumulatorRegistry,
				kvStateRegistry,
				inputSplitProvider,
				distributedCacheEntries,
				producedPartitions,
				inputGates,
				taskEventDispatcher,
				checkpointResponder,
				taskManagerConfig,
				metrics,
				this);

			// now load and instantiate the task's invokable code
			invokable = loadAndInstantiateInvokable(userCodeClassLoader, nameOfInvokableClass, env);

			// ----------------------------------------------------------------
			//  actual task core work
			// ----------------------------------------------------------------

			// we must make strictly sure that the invokable is accessible to the cancel() call
			// by the time we switched to running.
			this.invokable = invokable;

			// switch to the RUNNING state, if that fails, we have been canceled/failed in the meantime
			if (!transitionState(ExecutionState.DEPLOYING, ExecutionState.RUNNING)) {
				throw new CancelTaskException();
			}

			// notify everyone that we switched to running
			taskManagerActions.updateTaskExecutionState(new TaskExecutionState(jobId, executionId, ExecutionState.RUNNING));

			// make sure the user code classloader is accessible thread-locally
			executingThread.setContextClassLoader(userCodeClassLoader);

			// run the invokable
			invokable.invoke();

			// make sure, we enter the catch block if the task leaves the invoke() method due
			// to the fact that it has been canceled
			if (isCanceledOrFailed()) {
				throw new CancelTaskException();
			}

			// ----------------------------------------------------------------
			//  finalization of a successful execution
			// ----------------------------------------------------------------

			// finish the produced partitions. if this fails, we consider the execution failed.
			for (ResultPartition partition : producedPartitions) {
				if (partition != null) {
					partition.finish();
				}
			}

			// try to mark the task as finished
			// if that fails, the task was canceled/failed in the meantime
			if (!transitionState(ExecutionState.RUNNING, ExecutionState.FINISHED)) {
				throw new CancelTaskException();
			}
		}
		catch (Throwable t) {

			// unwrap wrapped exceptions to make stack traces more compact
			if (t instanceof WrappingRuntimeException) {
				t = ((WrappingRuntimeException) t).unwrap();
			}

			// ----------------------------------------------------------------
			// the execution failed. either the invokable code properly failed, or
			// an exception was thrown as a side effect of cancelling
			// ----------------------------------------------------------------

			try {
				// check if the exception is unrecoverable
				if (ExceptionUtils.isJvmFatalError(t) ||
						(t instanceof OutOfMemoryError && taskManagerConfig.shouldExitJvmOnOutOfMemoryError())) {

					// terminate the JVM immediately
					// don't attempt a clean shutdown, because we cannot expect the clean shutdown to complete
					try {
						LOG.error("Encountered fatal error {} - terminating the JVM", t.getClass().getName(), t);
					} finally {
						Runtime.getRuntime().halt(-1);
					}
				}

				// transition into our final state. we should be either in DEPLOYING, RUNNING, CANCELING, or FAILED
				// loop for multiple retries during concurrent state changes via calls to cancel() or
				// to failExternally()
				while (true) {
					ExecutionState current = this.executionState;

					if (current == ExecutionState.RUNNING || current == ExecutionState.DEPLOYING) {
						if (t instanceof CancelTaskException) {
							if (transitionState(current, ExecutionState.CANCELED)) {
								cancelInvokable(invokable);
								break;
							}
						}
						else {
							if (transitionState(current, ExecutionState.FAILED, t)) {
								// proper failure of the task. record the exception as the root cause
								failureCause = t;
								cancelInvokable(invokable);

								break;
							}
						}
					}
					else if (current == ExecutionState.CANCELING) {
						if (transitionState(current, ExecutionState.CANCELED)) {
							break;
						}
					}
					else if (current == ExecutionState.FAILED) {
						// in state failed already, no transition necessary any more
						break;
					}
					// unexpected state, go to failed
					else if (transitionState(current, ExecutionState.FAILED, t)) {
						LOG.error("Unexpected state in task {} ({}) during an exception: {}.", taskNameWithSubtask, executionId, current);
						break;
					}
					// else fall through the loop and
				}
			}
			catch (Throwable tt) {
				String message = String.format("FATAL - exception in exception handler of task %s (%s).", taskNameWithSubtask, executionId);
				LOG.error(message, tt);
				notifyFatalError(message, tt);
			}
		}
		finally {
			try {
				LOG.info("Freeing task resources for {} ({}).", taskNameWithSubtask, executionId);

				// clear the reference to the invokable. this helps guard against holding references
				// to the invokable and its structures in cases where this Task object is still referenced
				this.invokable = null;

				// stop the async dispatcher.
				// copy dispatcher reference to stack, against concurrent release
				final BlockingCallMonitoringThreadPool dispatcher = this.asyncCallDispatcher;
				if (dispatcher != null && !dispatcher.isShutdown()) {
					dispatcher.shutdownNow();
				}

				// free the network resources
				releaseNetworkResources();

				// free memory resources
				if (invokable != null) {
					memoryManager.releaseAll(invokable);
				}

				// remove all of the tasks library resources
				libraryCache.unregisterTask(jobId, executionId);
				fileCache.releaseJob(jobId, executionId);
				blobService.getPermanentBlobService().releaseJob(jobId);

				// close and de-activate safety net for task thread
				LOG.info("Ensuring all FileSystem streams are closed for task {}", this);
				FileSystemSafetyNet.closeSafetyNetAndGuardedResourcesForThread();

				notifyFinalState();
			}
			catch (Throwable t) {
				// an error in the resource cleanup is fatal
				String message = String.format("FATAL - exception in resource cleanup of task %s (%s).", taskNameWithSubtask, executionId);
				LOG.error(message, t);
				notifyFatalError(message, t);
			}

			// un-register the metrics at the end so that the task may already be
			// counted as finished when this happens
			// errors here will only be logged
			try {
				metrics.close();
			}
			catch (Throwable t) {
				LOG.error("Error during metrics de-registration of task {} ({}).", taskNameWithSubtask, executionId, t);
			}
		}
	}
398904
public function perform()
    {
        $file = $this->requireOption('file');
        $content = $this->getContent();

        if ($this->write($file, $content) === false) {
            $this->fail(I18n::translate('uniform-log-error'));
        }
    }
348100
def work():
    """"""
    with rq.Connection(create_connection()):
        worker = rq.Worker(list(map(rq.Queue, listen)))
        worker.work()
567625
public function doPerform()
    {
        $command = $this->prepareCommand();
        $command->setIO($this->getIO());
        $this->fixCommandDefinition($command);

        $this->executeCommand($command, $this->prepareInput(), new TaskOutput($this));
    }
476421
public function execute() {
        if (!count($this->config['files'])) {
            return;
        }
        
        if (isset($_POST) && count($_POST) > 0) {
            $this->createFiles();
            $this->returnZipFile();
        } else {
            echo $this->renderInputForm();
        }
    }
634305
public void execute()
    {
        Runnable task = new Runnable()
        {
            public void run()
            {
                final V result = performTask();
                SwingUtilities.invokeLater(new Runnable()
                {
                    public void run()
                    {
                        postProcessing(result);
                        latch.countDown();
                    }
                });
            }
        };
        new Thread(task, "SwingBackgroundTask-" + id).start();
    }
698626
public void run() {
    		if (this.isActive)  {
    			try {
    				perform();                
                
    				//notify listener                
    				if (this.listener != null) {
    					this.listener.onTerminate();
    				}
    				
    			} catch (Exception e) {
    			    logger.error("Could not execute task " + this.taskId + ": "+ e.getMessage(), e);
    				if (this.listener != null) {
    					listener.handlerError(e);
    				} 
    			}
    		}      		    		    	
    }
184262
public function execute()
    {
        if (method_exists($this, 'setUp')) {
            call_user_func_array([$this, 'setUp'], [$this->request]);
        }
        call_user_func_array([$this, $this->action], [$this->request]);
    }
107028
def run(self):
        """"""
        while True:
            self.running = True
            workunit = self._workq.get()
            if is_sentinel(workunit):
                # Got sentinel
                break

            # Run the job / sequence
            workunit.process()
        self.running = False
1074844
public function execute()
	{
		// @event onBeforeExecute

		// Perform application routines.
		$this->doExecute();

		// @event onAfterExecute

		// If gzip compression is enabled in configuration and the server is compliant, compress the output.
		if ($this->get('gzip') && !ini_get('zlib.output_compression') && (ini_get('output_handler') != 'ob_gzhandler'))
		{
			$this->compress();
		}

		// @event onBeforeRespond

		// Send the application response.
		$this->respond();

		// @event onAfterRespond
	}