static public void Execute() { try { /* * 1. Create RBroker instance using RBrokerFactory. * * This example creates a DiscreteTaskBroker. */ DiscreteBrokerConfig brokerConfig = new DiscreteBrokerConfig(Program.DEPLOYR_ENDPOINT); RBroker rBroker = RBrokerFactory.discreteTaskBroker(brokerConfig); /* * 2. Register RTaskListener for asynchronous * notifications on RTask completion. */ SampleTaskBrokerListener sampleListeners = new SampleTaskBrokerListener(rBroker); rBroker.addTaskListener(sampleListeners); rBroker.addBrokerListener(sampleListeners); /* * 3. Define RTask * * This example creates a DiscreteTask that will * execute an R script, /testuser/tutorial-rbroker/5SecondNoOp. */ RTask rTask = RTaskFactory.discreteTask(Program.TUTORIAL_NOOP_SCRIPT, Program.TUTORIAL_REPO_DIRECTORY, Program.TUTORIAL_REPO_OWNER, "", null); /* * 4. Submit RTask to RBroker for execution. * * The RTaskToken is returned immediately. You can * use the token to track the progress of RTask * and/or block while waiting for a result. * * However, in this example we are going to allow * the RTaskListener handle the result so * there is nothing further for us to do here after * we submit the RTask. */ RTaskToken rTaskToken = rBroker.submit(rTask); Console.WriteLine("DiscreteProfiling: submitted " + rTask + " for execution on RBroker."); } catch (Exception tex) { Console.WriteLine("DiscreteProfiling: ex=" + tex.ToString()); } }
static public void Execute() { try { /* * 1. Create RBroker instance using RBrokerFactory. * * This example creates a BackgroundTaskBroker. */ RAuthentication rAuth = new RBasicAuthentication(Program.AUTH_USER_NAME, Program.AUTH_PASSWORD); BackgroundBrokerConfig brokerConfig = new BackgroundBrokerConfig(Program.DEPLOYR_ENDPOINT, rAuth); RBroker rBroker = RBrokerFactory.backgroundTaskBroker(brokerConfig); /* * 2. Register RTaskListener for asynchronous * notifications on RTask completion. */ BackgroundTaskListener myTaskListener = new BackgroundTaskListener(rBroker); rBroker.addTaskListener(myTaskListener); /* * 3. Define RTask * * This example creates a BackgroundTask that will * execute an artibrary block of R code. */ String rCode = "x <- rnorm(100)"; RTask rTask = RTaskFactory.backgroundTask("Example Background RTask", "Example background RTask.", rCode, null); /* * 4. Submit RTask to RBroker for execution. * * The RTaskToken is returned immediately. You can * use the token to track the progress of RTask * and/or block while waiting for a result. * * However, in this example we are going to allow * the RTaskListener handle the result so * there is nothing further for us to do here after * we submit the RTask. */ RTaskToken rTaskToken = rBroker.submit(rTask); Console.WriteLine("Submitted " + rTask + " for execution on RBroker."); /* * 4. Block until all tasks are complete, and shutdown has been called */ rBroker.waitUntilShutdown(); } catch (Exception tex) { Console.WriteLine("Runtime exception=" + tex.ToString()); } }