private EPStageImpl AllocateStage(
string stageUri,
int stageId,
long stageTime)
{
StageSpecificServices stageSpecificServices = _services.StageRecoveryService.MakeSpecificServices(stageId, stageUri, _services);
EPStageEventServiceSPI eventService = _services.StageRecoveryService.MakeEventService(stageSpecificServices, stageId, stageUri, _services);
stageSpecificServices.Initialize(eventService);
eventService.InternalEventRouter = stageSpecificServices.InternalEventRouter;
eventService.SpecificServices.SchedulingService.Time = stageTime;
EPStageDeploymentServiceImpl deploymentService = new EPStageDeploymentServiceImpl(stageUri, _services, eventService.SpecificServices);
DestroyCallback stageDestroyCallback = new ProxyDestroyCallback()
{
ProcDestroy = () => {
lock (_stages) {
_services.StageRecoveryService.StageDestroy(stageUri, stageId);
_stages.Remove(stageUri);
}
},
};
return(new EPStageImpl(stageUri, stageId, _services, eventService.SpecificServices, eventService, deploymentService, stageDestroyCallback));
}
public override EPStageEventServiceSPI MakeEventService(
StageSpecificServices stageSpecificServices,
int stageId,
string stageUri,
EPServicesContext servicesContext)
{
return(new EPStageEventServiceImpl(stageSpecificServices, servicesContext.StageRuntimeServices, stageUri));
}
public EPStageDeploymentServiceImpl(
string stageUri,
EPServicesContext servicesContext,
StageSpecificServices stageSpecificServices)
{
this.stageUri = stageUri;
this.servicesContext = servicesContext;
this.stageSpecificServices = stageSpecificServices;
}
public EPStageImpl(
string stageUri,
int stageId,
EPServicesContext servicesContext,
StageSpecificServices stageSpecificServices,
EPStageEventServiceSPI eventServiceStage,
EPStageDeploymentServiceImpl deploymentServiceStage,
DestroyCallback stageDestroyCallback)
{
_stageUri = stageUri;
_stageId = stageId;
_servicesContext = servicesContext;
_stageSpecificServices = stageSpecificServices;
_eventServiceStage = eventServiceStage;
_deploymentServiceStage = deploymentServiceStage;
_stageDestroyCallback = stageDestroyCallback;
}
public void RecoverDeployment(
string stageUri,
DeploymentInternal deployment)
{
string deploymentId = deployment.DeploymentId;
_services.DeploymentLifecycleService.RemoveDeployment(deploymentId);
_stages.Get(stageUri).StageSpecificServices.DeploymentLifecycleService.AddDeployment(deploymentId, deployment);
StageSpecificServices stageSpecificServices = _stages.Get(stageUri).EventServiceSPI.SpecificServices;
foreach (EPStatement statement in deployment.Statements)
{
EPStatementSPI spi = (EPStatementSPI)statement;
UpdateStatement(spi.StatementContext, stageSpecificServices);
if (Equals(spi.GetProperty(StatementProperty.STATEMENTTYPE), StatementType.UPDATE))
{
_services.InternalEventRouter.MovePreprocessing(spi.StatementContext, stageSpecificServices.InternalEventRouter);
}
}
}
public abstract EPStageEventServiceSPI MakeEventService(
StageSpecificServices stageSpecificServices,
int stageId,
string stageUri,
EPServicesContext servicesContext);