internal ZeroIsMaxDateTimeField(DateTimeField wrappedField, DateTimeFieldType fieldType) : base(wrappedField, fieldType)
{
if (wrappedField.GetMinimumValue() != 0)
{
throw new ArgumentException("Wrapped field's minumum value must be zero");
}
}
/// <summary>
/// Verifies the input value against the valid range of the calendar field.
/// </summary>
/// <param name="field">The calendar field definition.</param>
/// <param name="name">The name of the field for the error message.</param>
/// <param name="value">The value to check.</param>
/// <param name="allowNegated">if set to <c>true</c> all the range of value to be the negative as well.</param>
/// <exception cref="ArgumentOutOfRangeException">If the given value is not in the valid range of the given calendar field.</exception>
internal static void VerifyFieldValue(DateTimeField field, string name, long value, Boolean allowNegated)
{
bool failed = false;
string range = "";
long minimum = field.GetMinimumValue();
long maximum = field.GetMaximumValue();
if (allowNegated)
{
range = "[" + minimum + ", " + maximum + "] or [" + -maximum + ", " + -minimum + "]";
}
else
{
range = "[" + minimum + ", " + maximum + "]";
}
if (allowNegated && value < 0)
{
if (value < -maximum || -minimum < value)
{
failed = true;
}
}
else
{
if (value < minimum || maximum < value)
{
failed = true;
}
}
if (failed)
{
throw new ArgumentOutOfRangeException(name, value, name + " is not in the valid range: " + range);
}
}
internal DividedDateTimeField(DateTimeField field, DateTimeFieldType fieldType, int divisor)
: base(field, fieldType, new ScaledDurationField(field.DurationField, fieldType.DurationFieldType, divisor))
{
if (divisor < 2)
{
throw new ArgumentOutOfRangeException("divisor", "The divisor must be at least 2");
}
this.divisor = divisor;
long fieldMin = field.GetMinimumValue();
min = fieldMin >= 0 ? fieldMin / divisor : ((fieldMin + 1) / divisor - 1);
long fieldMax = field.GetMinimumValue();
max = fieldMax >= 0 ? fieldMax / divisor : ((fieldMax + 1) / divisor - 1);
}
private OffsetDateTimeField(DateTimeField field, DateTimeFieldType fieldType, int offset, int minValue, int maxValue)
: base(field, fieldType)
{
if (offset == 0)
{
throw new ArgumentOutOfRangeException("offset", "The offset cannot be zero");
}
this.offset = offset;
// This field is only really used for weeks etc - not ticks -
// so casting the min and max to int should be fine.
min = Math.Max(minValue, (int)field.GetMinimumValue() + offset);
max = Math.Min(maxValue, (int)field.GetMaximumValue() + offset);
}
