public override void Run(EPServiceProvider epService)
{
epService.EPAdministrator.Configuration.AddImport(typeof(MyTokenizerCounter).Namespace);
epService.EPAdministrator.Configuration.AddImport(typeof(DefaultSupportCaptureOp).Namespace);
var epl = "create dataflow WordCount " +
"MyLineFeedSource -> LineOfTextStream {} " +
"MyTokenizerCounter(LineOfTextStream) -> SingleLineCountStream {}" +
"MyWordCountAggregator(SingleLineCountStream) -> WordCountStream {}" +
"DefaultSupportCaptureOp(WordCountStream) {}";
epService.EPAdministrator.CreateEPL(epl);
var future = new DefaultSupportCaptureOp(1, SupportContainer.Instance.LockManager());
var source = new MyLineFeedSource(Collections.List("Test this code", "Test line two").GetEnumerator());
var options = new EPDataFlowInstantiationOptions()
.OperatorProvider(new DefaultSupportGraphOpProvider(future, source));
epService.EPRuntime.DataFlowRuntime.Instantiate("WordCount", options).Start();
var received = future.GetValue(3, TimeUnit.SECONDS);
Assert.AreEqual(1, received.Length);
var stats = (MyWordCountStats)received[0];
EPAssertionUtil.AssertProps(
epService.Container, stats, "Lines,Words,Chars".Split(','), new object[] { 2, 6, 23 });
}
private void RunAssertion()
{
var future = new DefaultSupportCaptureOp(1);
var source = new MyLineFeedSource(Collections.List("Test this code", "Test line two").GetEnumerator());
var options = new EPDataFlowInstantiationOptions()
.OperatorProvider(new DefaultSupportGraphOpProvider(future, source));
_epService.EPRuntime.DataFlowRuntime.Instantiate("WordCount", options).Start();
var received = future.GetValue(TimeSpan.FromSeconds(3));
Assert.AreEqual(1, received.Length);
var stats = (MyWordCountStats) received[0];
EPAssertionUtil.AssertProps(stats, "Lines,Words,Chars".Split(','), new Object[] {2,6,23});
}
private void RunAssertionFlowGraphOperator(EPServiceProvider epService)
{
epService.EPAdministrator.Configuration.AddEventType <SupportBean>();
epService.EPAdministrator.Configuration.AddImport(typeof(MyLineFeedSource));
epService.EPAdministrator.Configuration.AddImport(typeof(SupportOperator));
SupportGraphSource.GetAndResetLifecycle();
epService.EPAdministrator.CreateEPL("create dataflow MyDataFlow MyLineFeedSource -> outstream {} SupportOperator(outstream) {propOne:'abc'}");
Assert.AreEqual(0, SupportOperator.GetAndResetLifecycle().Count);
// instantiate
var src = new MyLineFeedSource(Collections.List("abc", "def").GetEnumerator());
var options = new EPDataFlowInstantiationOptions().OperatorProvider(new DefaultSupportGraphOpProvider(src));
EPDataFlowInstance df = epService.EPRuntime.DataFlowRuntime.Instantiate("MyDataFlow", options);
IList <object> events = SupportOperator.GetAndResetLifecycle();
Assert.AreEqual(3, events.Count);
Assert.AreEqual("instantiated", events[0]); // instantiated
Assert.AreEqual("setPropOne=abc", events[1]); // injected properties
Assert.IsTrue(events[2] is DataFlowOpInitializateContext); // called initialize
DataFlowOpInitializateContext initContext = (DataFlowOpInitializateContext)events[2];
Assert.IsNotNull(initContext.AgentInstanceContext);
Assert.IsNotNull(initContext.RuntimeEventSender);
Assert.IsNotNull(initContext.ServicesContext);
Assert.IsNotNull(initContext.StatementContext);
Assert.IsNull(initContext.DataflowInstanceId);
Assert.IsNull(initContext.DataflowInstanceUserObject);
Assert.AreEqual(1, initContext.InputPorts.Count);
Assert.AreEqual("[line]", CompatExtensions.Render(initContext.InputPorts[0].TypeDesc.EventType.PropertyNames));
Assert.AreEqual("[outstream]", CompatExtensions.Render(initContext.InputPorts[0].StreamNames.ToArray()));
Assert.AreEqual(0, initContext.OutputPorts.Count);
// run
df.Run();
events = SupportOperator.GetAndResetLifecycle();
Assert.AreEqual(4, events.Count);
Assert.IsTrue(events[0] is DataFlowOpOpenContext); // called open (GraphSource only)
Assert.AreEqual("abc", ((object[])events[1])[0]);
Assert.AreEqual("def", ((object[])events[2])[0]);
Assert.IsTrue(events[3] is DataFlowOpCloseContext); // called close (GraphSource only)
epService.EPAdministrator.DestroyAllStatements();
}