protected internal static void ProcessOutputLimitedLastAllNonBufferedCodegen(
string methodName,
ResultSetProcessorRowForAllForge forge,
CodegenClassScope classScope,
CodegenMethod method,
CodegenInstanceAux instance)
{
var factory = classScope.AddOrGetDefaultFieldSharable(ResultSetProcessorHelperFactoryField.INSTANCE);
if (forge.OutputLimitSpec.DisplayLimit == OutputLimitLimitType.ALL) {
instance.AddMember(NAME_OUTPUTALLHELPER, typeof(ResultSetProcessorRowForAllOutputAllHelper));
instance.ServiceCtor.Block.AssignRef(
NAME_OUTPUTALLHELPER,
ExprDotMethod(factory, "MakeRSRowForAllOutputAll", Ref("this"), MEMBER_AGENTINSTANCECONTEXT));
method.Block.ExprDotMethod(
Member(NAME_OUTPUTALLHELPER),
methodName,
REF_NEWDATA,
REF_OLDDATA,
REF_ISSYNTHESIZE);
}
else if (forge.OutputLimitSpec.DisplayLimit == OutputLimitLimitType.LAST) {
instance.AddMember(NAME_OUTPUTLASTHELPER, typeof(ResultSetProcessorRowForAllOutputLastHelper));
instance.ServiceCtor.Block.AssignRef(
NAME_OUTPUTLASTHELPER,
ExprDotMethod(factory, "MakeRSRowForAllOutputLast", Ref("this"), MEMBER_AGENTINSTANCECONTEXT));
method.Block.ExprDotMethod(
Member(NAME_OUTPUTLASTHELPER),
methodName,
REF_NEWDATA,
REF_OLDDATA,
REF_ISSYNTHESIZE);
}
}
public static void ProcessViewResultCodegen(
ResultSetProcessorRowForAllForge forge,
CodegenClassScope classScope,
CodegenMethod method,
CodegenInstanceAux instance)
{
var selectList = GetSelectListEventsAsArrayCodegen(forge, classScope, instance);
CodegenExpression selectOld;
if (forge.IsSelectRStream) {
selectOld = LocalMethod(selectList, ConstantFalse(), REF_ISSYNTHESIZE, ConstantFalse());
}
else {
selectOld = ConstantNull();
}
method.Block
.DeclareVar<EventBean[]>("selectOldEvents", selectOld)
.DeclareVar<EventBean[]>("eventsPerStream", NewArrayByLength(typeof(EventBean), Constant(1)))
.StaticMethod(
typeof(ResultSetProcessorUtil),
METHOD_APPLYAGGVIEWRESULT,
MEMBER_AGGREGATIONSVC,
MEMBER_AGENTINSTANCECONTEXT,
REF_NEWDATA,
REF_OLDDATA,
Ref("eventsPerStream"))
.DeclareVar<EventBean[]>(
"selectNewEvents",
LocalMethod(selectList, ConstantTrue(), REF_ISSYNTHESIZE, ConstantFalse()))
.IfCondition(And(EqualsNull(Ref("selectNewEvents")), EqualsNull(Ref("selectOldEvents"))))
.BlockReturn(ConstantNull())
.MethodReturn(
NewInstance<UniformPair<EventBean[]>>(Ref("selectNewEvents"), Ref("selectOldEvents")));
}
public static void ProcessOutputLimitedLastAllNonBufferedJoinCodegen(
ResultSetProcessorRowForAllForge forge,
CodegenClassScope classScope,
CodegenMethod method,
CodegenInstanceAux instance)
{
ProcessOutputLimitedLastAllNonBufferedCodegen("ProcessJoin", forge, classScope, method, instance);
}
public static void ContinueOutputLimitedLastAllNonBufferedJoinCodegen(
ResultSetProcessorRowForAllForge forge,
CodegenMethod method)
{
if (forge.OutputLimitSpec.DisplayLimit == OutputLimitLimitType.ALL) {
method.Block.MethodReturn(ExprDotMethod(Member(NAME_OUTPUTALLHELPER), "OutputJoin", REF_ISSYNTHESIZE));
}
else {
method.Block.MethodReturn(ExprDotMethod(Member(NAME_OUTPUTLASTHELPER), "OutputJoin", REF_ISSYNTHESIZE));
}
}
public static void ProcessOutputLimitedViewCodegen(
ResultSetProcessorRowForAllForge forge,
CodegenClassScope classScope,
CodegenMethod method,
CodegenInstanceAux instance)
{
if (forge.OutputLimitSpec.DisplayLimit == OutputLimitLimitType.LAST) {
ProcessOutputLimitedViewLastCodegen(forge, classScope, method, instance);
}
else {
ProcessOutputLimitedViewDefaultCodegen(forge, classScope, method, instance);
}
}
public static void GetEnumeratorJoinCodegen(
ResultSetProcessorRowForAllForge forge,
CodegenClassScope classScope,
CodegenMethod method,
CodegenInstanceAux instance)
{
var select = GetSelectListEventsAsArrayCodegen(forge, classScope, instance);
method.Block
.DeclareVar<EventBean[]>(
"result",
LocalMethod(select, Constant(true), ConstantTrue(), ConstantTrue()))
.MethodReturn(NewInstance<ArrayEventEnumerator>(Ref("result")));
}
protected internal static CodegenMethod ObtainEnumeratorCodegen(
ResultSetProcessorRowForAllForge forge,
CodegenClassScope classScope,
CodegenMethod parent,
CodegenInstanceAux instance)
{
var selectList = GetSelectListEventsAsArrayCodegen(forge, classScope, instance);
var method = parent.MakeChild(
typeof(IEnumerator<EventBean>),
typeof(ResultSetProcessorRowForAllImpl),
classScope);
method.Block.DeclareVar<EventBean[]>(
"events",
LocalMethod(selectList, ConstantTrue(), ConstantTrue(), ConstantFalse()))
.IfRefNull("events")
.BlockReturn(EnumValue(typeof(CollectionUtil), "NULL_EVENT_ITERATOR"))
.MethodReturn(NewInstance<SingleEventEnumerator>(ArrayAtIndex(Ref("events"), Constant(0))));
return method;
}
protected internal static CodegenMethod GetSelectListEventsAsArrayCodegen(
ResultSetProcessorRowForAllForge forge,
CodegenClassScope classScope,
CodegenInstanceAux instance)
{
Consumer<CodegenMethod> code = method => {
if (forge.OptionalHavingNode != null) {
method.Block.IfCondition(
Not(
LocalMethod(
instance.Methods.GetMethod("EvaluateHavingClause"),
ConstantNull(),
REF_ISNEWDATA,
MEMBER_AGENTINSTANCECONTEXT)))
.BlockReturn(ConstantNull());
}
method.Block.DeclareVar<EventBean>(
"theEvent",
ExprDotMethod(
MEMBER_SELECTEXPRPROCESSOR,
"Process",
EnumValue(typeof(CollectionUtil), "EVENTBEANARRAY_EMPTY"),
REF_ISNEWDATA,
REF_ISSYNTHESIZE,
MEMBER_AGENTINSTANCECONTEXT))
.DeclareVar<EventBean[]>("result", NewArrayByLength(typeof(EventBean), Constant(1)))
.AssignArrayElement("result", Constant(0), Ref("theEvent"))
.MethodReturn(Ref("result"));
};
return instance.Methods.AddMethod(
typeof(EventBean[]),
"GetSelectListEventsAsArray",
CodegenNamedParam.From(
typeof(bool), NAME_ISNEWDATA,
typeof(bool), NAME_ISSYNTHESIZE,
typeof(bool), "join"),
typeof(ResultSetProcessorRowForAllImpl),
classScope,
code);
}
internal static void GetEnumeratorViewCodegen(
ResultSetProcessorRowForAllForge forge,
CodegenClassScope classScope,
CodegenMethod method,
CodegenInstanceAux instance)
{
var obtainMethod = ObtainEnumeratorCodegen(forge, classScope, method, instance);
if (!forge.IsHistoricalOnly) {
method.Block.MethodReturn(LocalMethod(obtainMethod));
return;
}
method.Block
.StaticMethod(
typeof(ResultSetProcessorUtil),
METHOD_CLEARANDAGGREGATEUNGROUPED,
MEMBER_AGENTINSTANCECONTEXT,
MEMBER_AGGREGATIONSVC,
REF_VIEWABLE)
.DeclareVar<IEnumerator<EventBean>>("enumerator", LocalMethod(obtainMethod))
.Expression(ExprDotMethod(MEMBER_AGGREGATIONSVC, "ClearResults", MEMBER_AGENTINSTANCECONTEXT))
.MethodReturn(Ref("enumerator"));
}
protected internal static void ProcessOutputLimitedViewLastCodegen(
ResultSetProcessorRowForAllForge forge,
CodegenClassScope classScope,
CodegenMethod method,
CodegenInstanceAux instance)
{
var getSelectListEventSingle = GetSelectListEventSingleCodegen(forge, classScope, instance);
method.Block.DeclareVar<EventBean>("lastOldEvent", ConstantNull())
.DeclareVar<EventBean>("lastNewEvent", ConstantNull())
.DeclareVar<EventBean[]>("eventsPerStream", NewArrayByLength(typeof(EventBean), Constant(1)));
{
var forEach = method.Block.ForEach(typeof(UniformPair<EventBean[]>), "pair", REF_VIEWEVENTSLIST);
if (forge.IsSelectRStream) {
forEach.IfCondition(EqualsNull(Ref("lastOldEvent")))
.AssignRef(
"lastOldEvent",
LocalMethod(getSelectListEventSingle, ConstantFalse(), REF_ISSYNTHESIZE))
.BlockEnd();
}
forEach.StaticMethod(
typeof(ResultSetProcessorUtil),
METHOD_APPLYAGGVIEWRESULT,
MEMBER_AGGREGATIONSVC,
MEMBER_AGENTINSTANCECONTEXT,
ExprDotName(Ref("pair"), "First"),
ExprDotName(Ref("pair"), "Second"),
Ref("eventsPerStream"));
forEach.AssignRef(
"lastNewEvent",
LocalMethod(getSelectListEventSingle, ConstantTrue(), REF_ISSYNTHESIZE));
}
{
var ifEmpty = method.Block.IfCondition(ExprDotMethod(REF_VIEWEVENTSLIST, "IsEmpty"));
if (forge.IsSelectRStream) {
ifEmpty.AssignRef(
"lastOldEvent",
LocalMethod(getSelectListEventSingle, ConstantFalse(), REF_ISSYNTHESIZE))
.AssignRef("lastNewEvent", Ref("lastOldEvent"));
}
else {
ifEmpty.AssignRef(
"lastNewEvent",
LocalMethod(getSelectListEventSingle, ConstantTrue(), REF_ISSYNTHESIZE));
}
}
method.Block
.DeclareVar<EventBean[]>(
"lastNew",
StaticMethod(typeof(CollectionUtil), CollectionUtil.METHOD_TOARRAYMAYNULL, Ref("lastNewEvent")))
.DeclareVar<EventBean[]>(
"lastOld",
StaticMethod(typeof(CollectionUtil), CollectionUtil.METHOD_TOARRAYMAYNULL, Ref("lastOldEvent")))
.IfCondition(And(EqualsNull(Ref("lastNew")), EqualsNull(Ref("lastOld"))))
.BlockReturn(ConstantNull())
.MethodReturn(NewInstance<UniformPair<EventBean[]>>(Ref("lastNew"), Ref("lastOld")));
}
protected internal static void ProcessOutputLimitedViewDefaultCodegen(
ResultSetProcessorRowForAllForge forge,
CodegenClassScope classScope,
CodegenMethod method,
CodegenInstanceAux instance)
{
var getSelectListEventAddList = GetSelectListEventsAddListCodegen(forge, classScope, instance);
var getSelectListEventAsArray = GetSelectListEventsAsArrayCodegen(forge, classScope, instance);
PrefixCodegenNewOldEvents(method.Block, forge.IsSorting, forge.IsSelectRStream);
method.Block.DeclareVar<EventBean[]>(
"eventsPerStream",
NewArrayByLength(typeof(EventBean), Constant(1)));
var forEach = method.Block.ForEach(typeof(UniformPair<EventBean[]>), "pair", REF_VIEWEVENTSLIST);
{
if (forge.IsSelectRStream) {
forEach.LocalMethod(
getSelectListEventAddList,
ConstantFalse(),
REF_ISSYNTHESIZE,
Ref("oldEvents"));
if (forge.IsSorting) {
forEach.ExprDotMethod(
Ref("oldEventsSortKey"),
"Add",
ExprDotMethod(
REF_ORDERBYPROCESSOR,
"GetSortKey",
ConstantNull(),
ConstantFalse(),
MEMBER_AGENTINSTANCECONTEXT));
}
}
forEach.StaticMethod(
typeof(ResultSetProcessorUtil),
METHOD_APPLYAGGVIEWRESULT,
MEMBER_AGGREGATIONSVC,
MEMBER_AGENTINSTANCECONTEXT,
ExprDotName(Ref("pair"), "First"),
ExprDotName(Ref("pair"), "Second"),
Ref("eventsPerStream"));
forEach.LocalMethod(getSelectListEventAddList, ConstantTrue(), REF_ISSYNTHESIZE, Ref("newEvents"));
if (forge.IsSorting) {
forEach.ExprDotMethod(
Ref("newEventsSortKey"),
"Add",
ExprDotMethod(
REF_ORDERBYPROCESSOR,
"GetSortKey",
ConstantNull(),
ConstantTrue(),
MEMBER_AGENTINSTANCECONTEXT));
}
forEach.BlockEnd();
}
var ifEmpty = method.Block.IfCondition(Not(ExprDotMethod(REF_VIEWEVENTSLIST, "IsEmpty")));
FinalizeOutputMaySortMayRStreamCodegen(
ifEmpty,
Ref("newEvents"),
Ref("newEventsSortKey"),
Ref("oldEvents"),
Ref("oldEventsSortKey"),
forge.IsSelectRStream,
forge.IsSorting);
method.Block.CommentFullLine("-- debug comment --");
method.Block.DeclareVar<EventBean[]>(
"newEventsArrX",
LocalMethod(getSelectListEventAsArray, ConstantTrue(), REF_ISSYNTHESIZE, ConstantFalse()))
.DeclareVar<EventBean[]>(
"oldEventsArrX",
forge.IsSelectRStream
? LocalMethod(getSelectListEventAsArray, ConstantFalse(), REF_ISSYNTHESIZE, ConstantFalse())
: ConstantNull())
.MethodReturn(
StaticMethod(
typeof(ResultSetProcessorUtil),
METHOD_TOPAIRNULLIFALLNULL,
Ref("newEventsArrX"),
Ref("oldEventsArrX")));
}