public static void GetValueCodegen(
AggregationAccessorWindowNoEvalForge forge,
AggregationStateLinearForge accessStateFactory,
AggregationAccessorForgeGetCodegenContext context)
{
var size = accessStateFactory.AggregatorLinear.SizeCodegen();
var iterator = accessStateFactory.AggregatorLinear.EnumeratorCodegen(
context.ClassScope,
context.Method,
context.NamedMethods);
context.Method.Block.IfCondition(EqualsIdentity(size, Constant(0)))
.BlockReturn(ConstantNull())
.DeclareVar(
TypeHelper.GetArrayType(forge.ComponentType),
"array",
NewArrayByLength(forge.ComponentType, size))
.DeclareVar<int>("count", Constant(0))
.DeclareVar<IEnumerator<EventBean>>("it", iterator)
.WhileLoop(ExprDotMethod(Ref("it"), "MoveNext"))
.DeclareVar<EventBean>("bean", Cast(typeof(EventBean), ExprDotName(Ref("it"), "Current")))
.AssignArrayElement(
Ref("array"),
Ref("count"),
Cast(forge.ComponentType, ExprDotUnderlying(Ref("bean"))))
.Increment("count")
.BlockEnd()
.MethodReturn(Ref("array"));
}
public static void GetEnumerableEventsCodegen(
AggregationAccessorWindowNoEvalForge forge,
AggregationStateLinearForge stateForge,
AggregationAccessorForgeGetCodegenContext context)
{
context.Method.Block.IfCondition(EqualsIdentity(stateForge.AggregatorLinear.SizeCodegen(), Constant(0)))
.BlockReturn(ConstantNull())
.MethodReturn(
stateForge.AggregatorLinear.CollectionReadOnlyCodegen(
context.Method,
context.ClassScope,
context.NamedMethods));
}
public static void GetEnumerableScalarCodegen(
AggregationAccessorWindowNoEvalForge forge,
AggregationStateLinearForge stateForge,
AggregationAccessorForgeGetCodegenContext context)
{
context.Method.Block.DeclareVar<int>("size", stateForge.AggregatorLinear.SizeCodegen())
.IfCondition(EqualsIdentity(Ref("size"), Constant(0)))
.BlockReturn(ConstantNull())
.DeclareVar<IList<object>>("values", NewInstance<List<object>>(Ref("size")))
.DeclareVar<IEnumerator<EventBean>>(
"it",
stateForge.AggregatorLinear.EnumeratorCodegen(
context.ClassScope,
context.Method,
context.NamedMethods))
.WhileLoop(ExprDotMethod(Ref("it"), "MoveNext"))
.DeclareVar<EventBean>("bean", Cast(typeof(EventBean), ExprDotName(Ref("it"), "Current")))
.DeclareVar(forge.ComponentType, "value", Cast(forge.ComponentType, ExprDotUnderlying(Ref("bean"))))
.ExprDotMethod(Ref("values"), "Add", Ref("value"))
.BlockEnd()
.MethodReturn(Ref("values"));
}
