public void Deactivate()
{
if (filterHandle == null) {
return;
}
AgentInstanceContext agentInstanceContext = controller.Realization.AgentInstanceContextCreate;
FilterValueSetParam[][] addendum = ContextManagerUtil.ComputeAddendumNonStmt(
partitionKeys,
filter.FilterSpecActivatable,
controller.Realization);
FilterValueSetParam[][] filterValueSet = filter.FilterSpecActivatable.GetValueSet(
null,
addendum,
agentInstanceContext,
agentInstanceContext.StatementContextFilterEvalEnv);
agentInstanceContext.FilterService.Remove(
filterHandle,
filter.FilterSpecActivatable.FilterForEventType,
filterValueSet);
filterHandle = null;
long filtersVersion = agentInstanceContext.StatementContext.FilterService.FiltersVersion;
agentInstanceContext.EpStatementAgentInstanceHandle.StatementFilterVersion.StmtFilterVersion =
filtersVersion;
}
public ContextControllerHashFilterEntry(
ContextControllerHashImpl callback,
IntSeqKey controllerPath,
ContextControllerDetailHashItem item,
object[] parentPartitionKeys)
{
this.callback = callback;
this.controllerPath = controllerPath;
this.item = item;
AgentInstanceContext agentInstanceContext = callback.AgentInstanceContextCreate;
this.filterHandle = new EPStatementHandleCallbackFilter(
agentInstanceContext.EpStatementAgentInstanceHandle,
this);
FilterValueSetParam[][] addendum = ContextManagerUtil.ComputeAddendumNonStmt(
parentPartitionKeys,
item.FilterSpecActivatable,
callback.Realization);
this.filterValueSet = item.FilterSpecActivatable.GetValueSet(
null,
addendum,
agentInstanceContext,
agentInstanceContext.StatementContextFilterEvalEnv);
agentInstanceContext.FilterService.Add(
item.FilterSpecActivatable.FilterForEventType,
filterValueSet,
filterHandle);
long filtersVersion = agentInstanceContext.FilterService.FiltersVersion;
agentInstanceContext.EpStatementAgentInstanceHandle.StatementFilterVersion.StmtFilterVersion =
filtersVersion;
}
private FilterValueSetParam[][] ComputeFilterValues(AgentInstanceContext agentInstanceContext)
{
var addendum = ContextManagerUtil.ComputeAddendumNonStmt(
partitionKeys,
filter.FilterSpecActivatable,
controller.Realization);
return filter.FilterSpecActivatable.GetValueSet(
null,
addendum,
agentInstanceContext,
agentInstanceContext.StatementContextFilterEvalEnv);
}
public bool Activate(
EventBean optionalTriggeringEvent,
ContextControllerEndConditionMatchEventProvider endConditionMatchEventProvider)
{
AgentInstanceContext agentInstanceContext = controller.Realization.AgentInstanceContextCreate;
FilterHandleCallback filterCallback = new ProxyFilterHandleCallback() {
ProcMatchFound = (
theEvent,
allStmtMatches) => FilterMatchFound(theEvent),
ProcIsSubselect = () => false,
};
FilterValueSetParam[][] addendum = ContextManagerUtil.ComputeAddendumNonStmt(
partitionKeys,
filter.FilterSpecActivatable,
controller.Realization);
filterHandle = new EPStatementHandleCallbackFilter(
agentInstanceContext.EpStatementAgentInstanceHandle,
filterCallback);
FilterValueSetParam[][] filterValueSet = filter.FilterSpecActivatable.GetValueSet(
null,
addendum,
agentInstanceContext,
agentInstanceContext.StatementContextFilterEvalEnv);
agentInstanceContext.FilterService.Add(
filter.FilterSpecActivatable.FilterForEventType,
filterValueSet,
filterHandle);
long filtersVersion = agentInstanceContext.FilterService.FiltersVersion;
agentInstanceContext.EpStatementAgentInstanceHandle.StatementFilterVersion.StmtFilterVersion =
filtersVersion;
bool match = false;
if (optionalTriggeringEvent != null) {
match = AgentInstanceUtil.EvaluateFilterForStatement(
optionalTriggeringEvent,
agentInstanceContext,
filterHandle);
}
return match;
}
public bool Activate(
EventBean optionalTriggeringEvent,
ContextControllerEndConditionMatchEventProvider endConditionMatchEventProvider,
IDictionary<string, object> optionalTriggeringPattern)
{
patternStopCallback?.Stop();
var agentInstanceContext = controller.Realization.AgentInstanceContextCreate;
Func<FilterSpecActivatable, FilterValueSetParam[][]> contextAddendumFunction = filter =>
ContextManagerUtil.ComputeAddendumNonStmt(partitionKeys, filter, controller.Realization);
var patternAgentInstanceContext = new PatternAgentInstanceContext(
pattern.PatternContext,
agentInstanceContext,
false,
contextAddendumFunction);
var rootNode = EvalNodeUtil.MakeRootNodeFromFactory(pattern.Pattern, patternAgentInstanceContext);
var matchedEventMap = new MatchedEventMapImpl(pattern.PatternContext.MatchedEventMapMeta);
if (optionalTriggeringEvent != null) {
endConditionMatchEventProvider?.PopulateEndConditionFromTrigger(
matchedEventMap,
optionalTriggeringEvent);
}
if (optionalTriggeringPattern != null) {
endConditionMatchEventProvider?.PopulateEndConditionFromTrigger(matchedEventMap, optionalTriggeringPattern);
}
// capture any callbacks that may occur right after start
var callback = new ConditionPatternMatchCallback(this);
patternStopCallback = rootNode.Start(callback, pattern.PatternContext, matchedEventMap, false);
callback.forwardCalls = true;
if (callback.IsInvoked) {
MatchFound(Collections.GetEmptyMap<string, object>(), optionalTriggeringEvent);
}
return false;
}
protected void Start(FilterSpecActivatable activatable)
{
if (filterHandle != null) {
throw new IllegalStateException("Already started");
}
var agentInstanceContext = callback.AgentInstanceContextCreate;
filterHandle = new EPStatementHandleCallbackFilter(
agentInstanceContext.EpStatementAgentInstanceHandle,
this);
var addendum = ContextManagerUtil.ComputeAddendumNonStmt(
parentPartitionKeys,
activatable,
callback.Realization);
filterValueSet = activatable.GetValueSet(
null,
addendum,
agentInstanceContext,
agentInstanceContext.StatementContextFilterEvalEnv);
agentInstanceContext.FilterService.Add(activatable.FilterForEventType, filterValueSet, filterHandle);
var filtersVersion = agentInstanceContext.FilterService.FiltersVersion;
agentInstanceContext.EpStatementAgentInstanceHandle.StatementFilterVersion.StmtFilterVersion =
filtersVersion;
}
