public IntCronField(CronFieldType type, CronFieldKind kind, DateField dateField, string spec, params int[] values)
: base(type, kind, dateField, spec)
{
Values = values;
// For day field 31 matches last day of the month
_matchLastDay = type == CronFieldType.Day && kind != CronFieldKind.AnyValue && values.Contains(31);
}
public CronField(CronFieldType type, CronFieldKind kind, DateField dateField, string spec)
{
Type = type;
Kind = kind;
DateField = dateField;
Spec = spec;
}
public static DateField Next(this DateField field)
{
if (field.Index == All.Length - 1)
{
return(null);
}
return(All[field.Index + 1]);
}
private bool TryIncrement(DateField dateField, DateValue date)
{
if (!dateField.TryIncrement(date))
{
return(false);
}
// if we incremented, reset all following fields
for (int i = dateField.Index + 1; i < DateFields.All.Length; i++)
{
DateFields.All[i].Reset(date);
}
return(true);
} //method
private bool TryFindMatch(DateField dateField, DateValue date)
{
var cronFields = _fieldsByDateFieldType[dateField.Index];
while (true)
{
if (cronFields.All(cf => cf.Matches(date)))
{
return(true);
}
if (!TryIncrement(dateField, date))
{
return(false);
}
}
}
private bool TryMatchAllStartingWith(DateField startingWith, DateValue date)
{
if (startingWith == null)
{
return(true);
}
while (true)
{
if (TryFindMatch(startingWith, date) && TryMatchAllStartingWith(startingWith.Next(), date))
{
return(true);
}
if (!TryIncrement(startingWith, date))
{
return(false); //we are out of increments for this level
}
}
}
public override bool Matches(DateValue date)
{
var value = GetFieldValue(date);
if (_matchLastDay && value == DateField.GetMax(date))
{
return(true);
}
switch (Kind)
{
case CronFieldKind.AnyValue: return(true);
case CronFieldKind.Value:
return(value == this.Values[0]);
case CronFieldKind.Range: return(value >= this.Values[0] && value <= this.Values[1]);
case CronFieldKind.List: return(Values.Contains(value));
default:
return(false);
}
} //method
