public static IEnumerator<EventBean> For(
IEnumerator<EventBean> sourceIterator,
ResultSetProcessorRowPerGroup resultSetProcessor,
AggregationService aggregationService,
ExprEvaluatorContext exprEvaluatorContext)
{
var eventsPerStream = new EventBean[1];
var priorSeenGroups = new HashSet<object>();
var hasHavingClause = resultSetProcessor.HasHavingClause;
while (sourceIterator.MoveNext()) {
eventsPerStream[0] = sourceIterator.Current;
var groupKey = resultSetProcessor.GenerateGroupKeySingle(eventsPerStream, true);
aggregationService.SetCurrentAccess(groupKey, exprEvaluatorContext.AgentInstanceId, null);
if (hasHavingClause) {
var pass = resultSetProcessor.EvaluateHavingClause(eventsPerStream, true, exprEvaluatorContext);
if (!pass) {
continue;
}
}
if (priorSeenGroups.Contains(groupKey)) {
continue;
}
priorSeenGroups.Add(groupKey);
yield return resultSetProcessor.SelectExprProcessor.Process(
eventsPerStream,
true,
true,
exprEvaluatorContext);
}
}
public void SetUp()
{
_container = SupportContainer.Reset();
_agentInstanceContext = SupportStatementContextFactory.MakeAgentInstanceContext(_container);
var selectExprEventTypeRegistry = new SelectExprEventTypeRegistry(
"abc", new StatementEventTypeRefImpl(_container.RWLockManager()));
var factory = new SelectExprProcessorHelper(
Collections.GetEmptyList <int>(),
SupportSelectExprFactory.MakeSelectListFromIdent("TheString", "s0"),
Collections.GetEmptyList <SelectExprStreamDesc>(),
null, null, false,
new SupportStreamTypeSvc1Stream(),
_container.Resolve <EventAdapterService>(), null,
selectExprEventTypeRegistry,
_agentInstanceContext.StatementContext.EngineImportService,
1, "stmtname", null,
new Configuration(_container), null,
new TableServiceImpl(_container),
null);
var selectProcessor = factory.GetEvaluator();
_supportAggregationService = new SupportAggregationService();
var groupKeyNodes = new ExprEvaluator[2];
groupKeyNodes[0] = SupportExprNodeFactory.MakeIdentNode("IntPrimitive", "s0").ExprEvaluator;
groupKeyNodes[1] = SupportExprNodeFactory.MakeIdentNode("IntBoxed", "s0").ExprEvaluator;
var prototype = new ResultSetProcessorRowPerGroupFactory(selectProcessor, null, groupKeyNodes, null, true, false, null, false, false, false, false, null, false, 1, null);
_processor = (ResultSetProcessorRowPerGroup)prototype.Instantiate(null, _supportAggregationService, _agentInstanceContext);
}
public ResultSetProcessorRowPerGroupOutputLastHelper MakeRSRowPerGroupOutputLastOpt(
AgentInstanceContext agentInstanceContext,
ResultSetProcessorRowPerGroup resultSetProcessorRowPerGroup,
Type[] groupKeyTypes,
DataInputOutputSerde serde,
EventType[] eventTypes)
{
return new ResultSetProcessorRowPerGroupOutputLastHelperImpl(resultSetProcessorRowPerGroup);
}
/// <summary>
/// Creates a new enumeration wrapper.
/// </summary>
/// <param name="source">The source.</param>
/// <param name="resultSetProcessor">The result set processor.</param>
/// <param name="aggregationService">The aggregation service.</param>
/// <param name="exprEvaluatorContext">The expr evaluator context.</param>
/// <returns></returns>
public static IEnumerator <EventBean> New(
IEnumerable <EventBean> source,
ResultSetProcessorRowPerGroup resultSetProcessor,
AggregationService aggregationService,
ExprEvaluatorContext exprEvaluatorContext)
{
return(New(
source.GetEnumerator(),
resultSetProcessor,
aggregationService,
exprEvaluatorContext));
}
/// <summary>
/// Creates a new enumeration wrapper.
/// </summary>
/// <param name="source">The source.</param>
/// <param name="resultSetProcessor">The result set processor.</param>
/// <param name="aggregationService">The aggregation service.</param>
/// <param name="exprEvaluatorContext">The expr evaluator context.</param>
/// <returns></returns>
public static IEnumerator <EventBean> New(
IEnumerator <EventBean> source,
ResultSetProcessorRowPerGroup resultSetProcessor,
AggregationService aggregationService,
ExprEvaluatorContext exprEvaluatorContext)
{
var eventsPerStream = new EventBean[1];
var priorSeenGroups = new HashSet <object>();
var evaluateParams = new EvaluateParams(eventsPerStream, true, exprEvaluatorContext);
var optionHavingNode = resultSetProcessor.OptionalHavingNode;
var selectExprProcessor = resultSetProcessor.SelectExprProcessor;
while (source.MoveNext())
{
var candidate = source.Current;
eventsPerStream[0] = candidate;
var groupKey = resultSetProcessor.GenerateGroupKey(eventsPerStream, true);
aggregationService.SetCurrentAccess(groupKey, exprEvaluatorContext.AgentInstanceId, null);
if (optionHavingNode != null)
{
if (InstrumentationHelper.ENABLED)
{
InstrumentationHelper.Get().QHavingClauseNonJoin(candidate);
}
var pass = resultSetProcessor.OptionalHavingNode.Evaluate(evaluateParams);
if (InstrumentationHelper.ENABLED)
{
InstrumentationHelper.Get().AHavingClauseJoin(pass.AsBoxedBoolean());
}
if ((pass != null) && false.Equals(pass))
{
continue;
}
}
if (priorSeenGroups.Contains(groupKey))
{
continue;
}
priorSeenGroups.Add(groupKey);
yield return(selectExprProcessor.Process(eventsPerStream, true, true, exprEvaluatorContext));
}
}
public ResultSetProcessorRowPerGroupOutputLastHelperImpl(ResultSetProcessorRowPerGroup processor)
{
_processor = processor;
}
public ResultSetProcessorRowPerGroupOutputLastHelper(ResultSetProcessorRowPerGroup processor)
{
this.processor = processor;
}
public ResultSetProcessorRowPerGroupOutputLastHelper MakeRSRowPerGroupOutputLastOpt(AgentInstanceContext agentInstanceContext, ResultSetProcessorRowPerGroup resultSetProcessorRowPerGroup, ResultSetProcessorRowPerGroupFactory prototype)
{
return(new ResultSetProcessorRowPerGroupOutputLastHelperImpl(resultSetProcessorRowPerGroup));
}
public ResultSetProcessorRowPerGroupOutputAllHelperImpl(ResultSetProcessorRowPerGroup processor)
{
this.processor = processor;
}
public ResultSetProcessorRowPerGroupOutputAllHelper(ResultSetProcessorRowPerGroup processor)
{
Processor = processor;
}
