public StatementAgentInstanceFactoryCreateNWResult(
Viewable finalView,
AgentInstanceStopCallback stopCallback,
AgentInstanceContext agentInstanceContext,
Viewable eventStreamParentViewable,
Viewable topView,
NamedWindowInstance namedWindowInstance,
ViewableActivationResult viewableActivationResult)
: base(
finalView,
stopCallback,
agentInstanceContext,
null,
new EmptyDictionary<int, SubSelectFactoryResult>(),
null,
null,
null,
new EmptyDictionary<int, ExprTableEvalStrategy>(),
null)
{
this.eventStreamParentViewable = eventStreamParentViewable;
this.topView = topView;
this.namedWindowInstance = namedWindowInstance;
this.viewableActivationResult = viewableActivationResult;
}
public StatementAgentInstanceFactorySelectResult(
Viewable finalView,
AgentInstanceStopCallback stopCallback,
AgentInstanceContext agentInstanceContext,
AggregationService optionalAggegationService,
IDictionary<int, SubSelectFactoryResult> subselectStrategies,
PriorEvalStrategy[] priorStrategies,
PreviousGetterStrategy[] previousGetterStrategies,
RowRecogPreviousStrategy regexExprPreviousEvalStrategy,
IDictionary<int, ExprTableEvalStrategy> tableAccessStrategies,
IList<StatementAgentInstancePreload> preloadList,
EvalRootState[] patternRoots,
JoinSetComposer joinSetComposer,
Viewable[] topViews,
Viewable[] eventStreamViewables,
ViewableActivationResult[] viewableActivationResults)
: base(
finalView,
stopCallback,
agentInstanceContext,
optionalAggegationService,
subselectStrategies,
priorStrategies,
previousGetterStrategies,
regexExprPreviousEvalStrategy,
tableAccessStrategies,
preloadList)
{
TopViews = topViews;
PatternRoots = patternRoots;
JoinSetComposer = joinSetComposer;
EventStreamViewables = eventStreamViewables;
ViewableActivationResults = viewableActivationResults;
}
public StatementAgentInstanceFactoryOnTriggerResult(
Viewable finalView,
AgentInstanceStopCallback stopCallback,
AgentInstanceContext agentInstanceContext,
AggregationService optionalAggegationService,
IDictionary<int, SubSelectFactoryResult> subselectStrategies,
PriorEvalStrategy[] priorStrategies,
PreviousGetterStrategy[] previousGetterStrategies,
RowRecogPreviousStrategy regexExprPreviousEvalStrategy,
IDictionary<int, ExprTableEvalStrategy> tableAccessStrategies,
IList<StatementAgentInstancePreload> preloadList,
EvalRootState optPatternRoot,
ViewableActivationResult viewableActivationResult)
: base(
finalView,
stopCallback,
agentInstanceContext,
optionalAggegationService,
subselectStrategies,
priorStrategies,
previousGetterStrategies,
regexExprPreviousEvalStrategy,
tableAccessStrategies,
preloadList)
{
OptPatternRoot = optPatternRoot;
ViewableActivationResult = viewableActivationResult;
}
public StatementAgentInstanceFactoryCreateContextResult(
Viewable finalView,
AgentInstanceStopCallback stopCallback,
AgentInstanceContext agentInstanceContext,
AggregationService optionalAggegationService,
IDictionary<int, SubSelectFactoryResult> subselectStrategies,
PriorEvalStrategy[] priorStrategies,
PreviousGetterStrategy[] previousGetterStrategies,
RowRecogPreviousStrategy regexExprPreviousEvalStrategy,
IDictionary<int, ExprTableEvalStrategy> tableAccessStrategies,
IList<StatementAgentInstancePreload> preloadList,
ContextManagerRealization contextManagerRealization)
: base(
finalView,
stopCallback,
agentInstanceContext,
optionalAggegationService,
subselectStrategies,
priorStrategies,
previousGetterStrategies,
regexExprPreviousEvalStrategy,
tableAccessStrategies,
preloadList)
{
this.contextManagerRealization = contextManagerRealization;
}
public static void StopSafe(
AgentInstanceStopCallback stopMethod,
AgentInstanceContext agentInstanceContext)
{
var stopServices = new AgentInstanceStopServices(agentInstanceContext);
var additionalTerminations = agentInstanceContext.TerminationCallbackRO;
foreach (var stop in additionalTerminations) {
try {
stop.Stop(stopServices);
}
catch (EPException) {
throw;
}
catch (Exception e) {
HandleStopException(e, agentInstanceContext);
}
}
try {
stopMethod.Stop(stopServices);
}
catch (EPException) {
throw;
}
catch (Exception e) {
HandleStopException(e, agentInstanceContext);
}
}
public AgentInstance(
AgentInstanceStopCallback stopCallback,
AgentInstanceContext agentInstanceContext,
Viewable finalView)
{
StopCallback = stopCallback;
AgentInstanceContext = agentInstanceContext;
FinalView = finalView;
}
public void RemoveTerminationCallback(AgentInstanceStopCallback callback)
{
if (_terminationCallbacks == null) {
}
else if (_terminationCallbacks is ICollection<AgentInstanceStopCallback>) {
((ICollection<AgentInstanceStopCallback>) _terminationCallbacks).Remove(callback);
}
else if (_terminationCallbacks == callback) {
_terminationCallbacks = null;
}
}
/// <summary>
/// Add a stop-callback.
/// Use to add a stop-callback other than already registered.
/// This is generally not required by views that implement AgentInstanceStopCallback as
/// they gets stopped as part of normal processing.
/// </summary>
/// <param name="callback">to add</param>
public void AddTerminationCallback(AgentInstanceStopCallback callback)
{
if (_terminationCallbacks == null) {
_terminationCallbacks = callback;
}
else if (_terminationCallbacks is ICollection<AgentInstanceStopCallback>) {
((ICollection<AgentInstanceStopCallback>) _terminationCallbacks).Add(callback);
}
else {
var cb = (AgentInstanceStopCallback) _terminationCallbacks;
var q = new HashSet<AgentInstanceStopCallback>();
q.Add(cb);
q.Add(callback);
_terminationCallbacks = q;
}
}
public StatementAgentInstanceFactoryCreateIndexResult(
Viewable finalView,
AgentInstanceStopCallback stopCallback,
AgentInstanceContext agentInstanceContext)
: base(
finalView,
stopCallback,
agentInstanceContext,
null,
new EmptyDictionary<int, SubSelectFactoryResult>(),
null,
null,
null,
new EmptyDictionary<int, ExprTableEvalStrategy>(),
new EmptyList<StatementAgentInstancePreload>())
{
}
public ViewableActivationResult(
Viewable viewable,
AgentInstanceStopCallback stopCallback,
EvalRootMatchRemover optEvalRootMatchRemover,
bool suppressSameEventMatches,
bool discardPartialsOnMatch,
EvalRootState optionalPatternRoot,
ViewableActivationResultExtension viewableActivationResultExtension)
{
Viewable = viewable;
StopCallback = stopCallback;
OptEvalRootMatchRemover = optEvalRootMatchRemover;
IsSuppressSameEventMatches = suppressSameEventMatches;
IsDiscardPartialsOnMatch = discardPartialsOnMatch;
OptionalPatternRoot = optionalPatternRoot;
ViewableActivationResultExtension = viewableActivationResultExtension;
}
public static void Stop(
AgentInstanceStopCallback stopCallback,
AgentInstanceContext agentInstanceContext,
Viewable finalView,
bool isStatementStop,
bool leaveLocksAcquired)
{
agentInstanceContext.InstrumentationProvider.QContextPartitionDestroy(agentInstanceContext);
// obtain statement lock
var @lock = agentInstanceContext.EpStatementAgentInstanceHandle.StatementAgentInstanceLock;
@lock.AcquireWriteLock();
try {
if (finalView is OutputProcessViewTerminable terminable && !isStatementStop) {
terminable.Terminated();
}
StopSafe(stopCallback, agentInstanceContext);
// release resource
agentInstanceContext.StatementContext.StatementAIResourceRegistry?.Deassign(
agentInstanceContext.AgentInstanceId);
// cause any remaining schedules, that may concide with the caller's schedule, to be ignored
agentInstanceContext.EpStatementAgentInstanceHandle.IsDestroyed = true;
// cause any filters, that may concide with the caller's filters, to be ignored
agentInstanceContext.EpStatementAgentInstanceHandle.StatementFilterVersion.StmtFilterVersion =
Int64.MaxValue;
if (agentInstanceContext.AgentInstanceId != -1) {
agentInstanceContext.AuditProvider.ContextPartition(false, agentInstanceContext);
}
}
finally {
if (!leaveLocksAcquired) {
if (agentInstanceContext.StatementContext.EpStatementHandle.HasTableAccess) {
agentInstanceContext.TableExprEvaluatorContext.ReleaseAcquiredLocks();
}
@lock.ReleaseWriteLock();
}
agentInstanceContext.InstrumentationProvider.AContextPartitionDestroy();
}
}
public StatementAgentInstanceFactoryCreateVariableResult(
Viewable finalView,
AgentInstanceStopCallback stopCallback,
AgentInstanceContext agentInstanceContext)
:
base(
finalView,
stopCallback,
agentInstanceContext,
null,
Collections.GetEmptyMap<int, SubSelectFactoryResult>(),
null,
null,
null,
Collections.GetEmptyMap<int, ExprTableEvalStrategy>(),
Collections.GetEmptyList<StatementAgentInstancePreload>())
{
}
public StatementAgentInstanceFactoryUpdateResult(
Viewable finalView,
AgentInstanceStopCallback stopCallback,
AgentInstanceContext agentInstanceContext,
IDictionary<int, SubSelectFactoryResult> subselectActivations)
: base(
finalView,
stopCallback,
agentInstanceContext,
null,
subselectActivations,
null,
null,
null,
null,
Collections.GetEmptyList<StatementAgentInstancePreload>())
{
}
public StatementAgentInstanceFactoryCreateDataflowResult(
Viewable finalView,
AgentInstanceStopCallback stopCallback,
AgentInstanceContext agentInstanceContext,
DataflowDesc dataflow)
: base(
finalView,
stopCallback,
agentInstanceContext,
null,
Collections.GetEmptyMap<int, SubSelectFactoryResult>(),
null,
null,
null,
null,
Collections.GetEmptyList<StatementAgentInstancePreload>())
{
Dataflow = dataflow;
}
protected StatementAgentInstanceFactoryResult(
Viewable finalView,
AgentInstanceStopCallback stopCallback,
AgentInstanceContext agentInstanceContext,
AggregationService optionalAggegationService,
IDictionary<int, SubSelectFactoryResult> subselectStrategies,
PriorEvalStrategy[] priorStrategies,
PreviousGetterStrategy[] previousGetterStrategies,
RowRecogPreviousStrategy rowRecogPreviousStrategy,
IDictionary<int, ExprTableEvalStrategy> tableAccessStrategies,
IList<StatementAgentInstancePreload> preloadList)
{
FinalView = finalView;
StopCallback = stopCallback;
AgentInstanceContext = agentInstanceContext;
OptionalAggegationService = optionalAggegationService;
SubselectStrategies = subselectStrategies;
PriorStrategies = priorStrategies;
PreviousGetterStrategies = previousGetterStrategies;
RowRecogPreviousStrategy = rowRecogPreviousStrategy;
TableAccessStrategies = tableAccessStrategies;
this.preloadList = preloadList;
}
