public EPDataFlowEmitterWrapperWStatistics(EPDataFlowEmitter facility, int producerOpNum, OperatorStatisticsProvider statisticsProvider, bool cpuStatistics)
{
_facility = facility;
_producerOpNum = producerOpNum;
_statisticsProvider = statisticsProvider;
_cpuStatistics = cpuStatistics;
}
/// <summary>Ctor. </summary>
/// <param name="emitter">to emit into the data flow</param>
/// <param name="submitEventBean">indicator whether to submit EventBean or underlying events</param>
/// <param name="theEvent">to process</param>
public EPDataFlowEventBeanCollectorContext(
EPDataFlowEmitter emitter,
bool submitEventBean,
EventBean theEvent)
{
Emitter = emitter;
IsSubmitEventBean = submitEventBean;
Event = theEvent;
}
/// <summary>
/// Ctor.
/// </summary>
/// <param name="emitter">data flow emitter</param>
/// <param name="submitEventBean">indicator whether the EventBean or the underlying event object must be submmitted</param>
/// <param name="newEvents">insert stream events</param>
/// <param name="oldEvents">remove stream events</param>
/// <param name="statement">statement posting events</param>
/// <param name="epServiceProvider">engine instances</param>
public EPDataFlowIRStreamCollectorContext(EPDataFlowEmitter emitter, bool submitEventBean, EventBean[] newEvents, EventBean[] oldEvents, EPStatement statement, EPServiceProvider epServiceProvider)
{
Emitter = emitter;
IsSubmitEventBean = submitEventBean;
NewEvents = newEvents;
OldEvents = oldEvents;
Statement = statement;
ServiceProvider = epServiceProvider;
}
/// <summary>
/// Ctor.
/// </summary>
/// <param name="emitter">data flow emitter</param>
/// <param name="submitEventBean">indicator whether the EventBean or the underlying event object must be submmitted</param>
/// <param name="newEvents">insert stream events</param>
/// <param name="oldEvents">remove stream events</param>
/// <param name="statement">statement posting events</param>
/// <param name="runtime">runtime instance</param>
public EPDataFlowIRStreamCollectorContext(
EPDataFlowEmitter emitter,
bool submitEventBean,
EventBean[] newEvents,
EventBean[] oldEvents,
object statement,
object runtime)
{
Emitter = emitter;
IsSubmitEventBean = submitEventBean;
NewEvents = newEvents;
OldEvents = oldEvents;
Statement = statement;
Runtime = runtime;
}
public HostFilter()
{
Emitter = null;
Host = null;
}
public void SetGraphContext(EPDataFlowEmitter graphContext)
{
_lifecycle.Add(graphContext);
_graphContext = graphContext;
}
public Emitter()
{
name = null;
dataFlowEmitter = null;
}
public TcpSource()
{
Emitter = null;
Port = null;
}
public PathFilter()
{
Emitter = null;
Path = null;
}
public EnrichRequestCorrelationFilter()
{
Emitter = null;
Header = "X-Correlation";
}
public static DataflowStartDesc Realize(String dataFlowName,
IDictionary <int, Object> operators,
IDictionary <int, OperatorMetadataDescriptor> operatorMetadata,
ICollection <int> operatorBuildOrder,
IList <LogicalChannelBinding> bindings,
DataFlowSignalManager dataFlowSignalManager,
EPDataFlowInstantiationOptions options,
EPServicesContext services,
StatementContext statementContext)
{
// First pass: inject runtime context
IDictionary <int, EPDataFlowEmitter> runtimeContexts = new Dictionary <int, EPDataFlowEmitter>();
OperatorStatisticsProvider statisticsProvider = null;
if (options.IsOperatorStatistics())
{
statisticsProvider = new OperatorStatisticsProvider(operatorMetadata);
}
bool audit = AuditEnum.DATAFLOW_OP.GetAudit(statementContext.Annotations) != null;
foreach (int producerOpNum in operatorBuildOrder)
{
String operatorPrettyPrint = operatorMetadata.Get(producerOpNum).OperatorPrettyPrint;
if (Log.IsDebugEnabled)
{
Log.Debug("Generating runtime context for " + operatorPrettyPrint);
}
// determine the number of output streams
Object producingOp = operators.Get(producerOpNum);
int numOutputStreams = operatorMetadata.Get(producerOpNum).OperatorSpec.Output.Items.Count;
IList <ObjectBindingPair>[] targets = GetOperatorConsumersPerStream(
numOutputStreams, producerOpNum, operators, operatorMetadata, bindings);
EPDataFlowEmitter runtimeContext = GenerateRuntimeContext(
statementContext.EngineURI, statementContext.StatementName, audit, dataFlowName, producerOpNum,
operatorPrettyPrint, dataFlowSignalManager, targets, options);
if (options.IsOperatorStatistics())
{
runtimeContext = new EPDataFlowEmitterWrapperWStatistics(
runtimeContext, producerOpNum, statisticsProvider, options.IsCpuStatistics());
}
TypeHelper.SetFieldForAnnotation(producingOp, typeof(DataFlowContextAttribute), runtimeContext);
runtimeContexts.Put(producerOpNum, runtimeContext);
}
// Second pass: hook punctuation such that it gets forwarded
foreach (int producerOpNum in operatorBuildOrder)
{
String operatorPrettyPrint = operatorMetadata.Get(producerOpNum).OperatorPrettyPrint;
if (Log.IsDebugEnabled)
{
Log.Debug("Handling signals for " + operatorPrettyPrint);
}
// determine consumers that receive punctuation
ICollection <int> consumingOperatorsWithPunctuation = new HashSet <int>();
foreach (LogicalChannelBinding binding in bindings)
{
if (!binding.LogicalChannel.OutputPort.HasPunctuation ||
binding.LogicalChannel.OutputPort.ProducingOpNum != producerOpNum)
{
continue;
}
consumingOperatorsWithPunctuation.Add(binding.LogicalChannel.ConsumingOpNum);
}
// hook up a listener for each
foreach (int consumerPunc in consumingOperatorsWithPunctuation)
{
EPDataFlowEmitter context = runtimeContexts.Get(consumerPunc);
if (context == null)
{
continue;
}
dataFlowSignalManager.AddSignalListener(
producerOpNum, new ProxyDataFlowSignalListener
{
ProcSignal = context.SubmitSignal
});
}
}
return(new DataflowStartDesc(statisticsProvider));
}
public PathFilter()
{
Emitter = null;
Path = null;
}
public HostFilter()
{
Emitter = null;
Host = null;
}
/// <summary>Sets the emitter </summary>
/// <param name="emitter">emitter</param>
public void SetEmitter(EPDataFlowEmitter emitter)
{
this.emitter = emitter;
}
public TcpSource()
{
Emitter = null;
Port = null;
}
public EnrichRequestCorrelationFilter()
{
Emitter = null;
Header = "X-Correlation";
}
