public IntervalOpEvalCal(IntervalComputer intervalComputer)
: base(intervalComputer)
{
}
public override Object Evaluate(long startTs, long endTs, Object parameter, EventBean[] eventsPerStream, bool isNewData, ExprEvaluatorContext context)
{
long time = parameter.AsDateTimeOffset().TimeInMillis();
return(IntervalComputer.Compute(startTs, endTs, time, time, eventsPerStream, isNewData, context));
}
public override Object Evaluate(long startTs, long endTs, Object parameter, EventBean[] eventsPerStream, bool isNewData, ExprEvaluatorContext context)
{
var time = ((long?)parameter).GetValueOrDefault();
return(IntervalComputer.Compute(startTs, endTs, time, time, eventsPerStream, isNewData, context));
}
public IntervalOpEvalLong(IntervalComputer intervalComputer)
: base(intervalComputer)
{
}
public IntervalOpEvalDateBase(IntervalComputer intervalComputer)
{
IntervalComputer = intervalComputer;
}
public IntervalOpImpl(DatetimeMethodEnum method, String methodNameUse, StreamTypeService streamTypeService, IList <ExprNode> expressions)
{
ExprEvaluator evaluatorEndTimestamp = null;
Type timestampType;
if (expressions[0] is ExprStreamUnderlyingNode)
{
var und = (ExprStreamUnderlyingNode)expressions[0];
_parameterStreamNum = und.StreamId;
EventType type = streamTypeService.EventTypes[_parameterStreamNum];
_parameterPropertyStart = type.StartTimestampPropertyName;
if (_parameterPropertyStart == null)
{
throw new ExprValidationException("For date-time method '" + methodNameUse + "' the first parameter is event type '" + type.Name + "', however no timestamp property has been defined for this event type");
}
timestampType = type.GetPropertyType(_parameterPropertyStart);
EventPropertyGetter getter = type.GetGetter(_parameterPropertyStart);
_evaluatorTimestamp = new ExprEvaluatorStreamLongProp(_parameterStreamNum, getter);
if (type.EndTimestampPropertyName != null)
{
_parameterPropertyEnd = type.EndTimestampPropertyName;
EventPropertyGetter getterEndTimestamp = type.GetGetter(type.EndTimestampPropertyName);
evaluatorEndTimestamp = new ExprEvaluatorStreamLongProp(_parameterStreamNum, getterEndTimestamp);
}
else
{
_parameterPropertyEnd = _parameterPropertyStart;
}
}
else
{
_evaluatorTimestamp = expressions[0].ExprEvaluator;
timestampType = _evaluatorTimestamp.ReturnType;
String unresolvedPropertyName = null;
if (expressions[0] is ExprIdentNode)
{
var identNode = (ExprIdentNode)expressions[0];
_parameterStreamNum = identNode.StreamId;
_parameterPropertyStart = identNode.ResolvedPropertyName;
_parameterPropertyEnd = _parameterPropertyStart;
unresolvedPropertyName = identNode.UnresolvedPropertyName;
}
if (!_evaluatorTimestamp.ReturnType.IsDateTime())
{
// ident node may represent a fragment
if (unresolvedPropertyName != null)
{
var propertyDesc = ExprIdentNodeUtil.GetTypeFromStream(
streamTypeService, unresolvedPropertyName, false, true);
if (propertyDesc.First.FragmentEventType != null)
{
EventType type = propertyDesc.First.FragmentEventType.FragmentType;
_parameterPropertyStart = type.StartTimestampPropertyName;
if (_parameterPropertyStart == null)
{
throw new ExprValidationException("For date-time method '" + methodNameUse + "' the first parameter is event type '" + type.Name + "', however no timestamp property has been defined for this event type");
}
timestampType = type.GetPropertyType(_parameterPropertyStart);
EventPropertyGetter getterFragment = streamTypeService.EventTypes[_parameterStreamNum].GetGetter(unresolvedPropertyName);
EventPropertyGetter getterStartTimestamp = type.GetGetter(_parameterPropertyStart);
_evaluatorTimestamp = new ExprEvaluatorStreamLongPropFragment(_parameterStreamNum, getterFragment, getterStartTimestamp);
if (type.EndTimestampPropertyName != null)
{
_parameterPropertyEnd = type.EndTimestampPropertyName;
EventPropertyGetter getterEndTimestamp = type.GetGetter(type.EndTimestampPropertyName);
evaluatorEndTimestamp = new ExprEvaluatorStreamLongPropFragment(_parameterStreamNum, getterFragment, getterEndTimestamp);
}
else
{
_parameterPropertyEnd = _parameterPropertyStart;
}
}
}
else
{
throw new ExprValidationException("For date-time method '" + methodNameUse + "' the first parameter expression returns '" + _evaluatorTimestamp.ReturnType.FullName + "', however requires a DateTime or Long-type return value or event (with timestamp)");
}
}
}
IntervalComputer intervalComputer = IntervalComputerFactory.Make(method, expressions);
// evaluation without end timestamp
var timestampTypeBoxed = timestampType != null?timestampType.GetBoxedType() : timestampType;
if (evaluatorEndTimestamp == null)
{
if (timestampTypeBoxed == typeof(DateTime?) || timestampTypeBoxed == typeof(DateTimeOffset?))
{
_intervalOpEval = new IntervalOpEvalCal(intervalComputer);
}
else if (timestampTypeBoxed == typeof(long?))
{
_intervalOpEval = new IntervalOpEvalLong(intervalComputer);
}
else
{
throw new ArgumentException("Invalid interval first parameter type '" + timestampType + "'");
}
}
else
{
if (timestampTypeBoxed == typeof(DateTime?) || timestampTypeBoxed == typeof(DateTimeOffset?))
{
_intervalOpEval = new IntervalOpEvalCalWithEnd(intervalComputer, evaluatorEndTimestamp);
}
else if (timestampTypeBoxed == typeof(long?))
{
_intervalOpEval = new IntervalOpEvalLongWithEnd(intervalComputer, evaluatorEndTimestamp);
}
else
{
throw new ArgumentException("Invalid interval first parameter type '" + timestampType + "'");
}
}
}
public IntervalOpEvalDateTimeEx(IntervalComputer intervalComputer)
: base(intervalComputer)
{
}
