protected override bool Compare(decimal x, decimal y)
{
var caster = new NumericCaster();
var z = caster.Execute(secondOperand);
return(x % z == y);
}
protected internal object FormatValue(ColumnType columnType, object value)
{
object v = null;
if (columnType == ColumnType.Numeric)
{
v = new NumericCaster().Execute(value);
}
else if (columnType == ColumnType.DateTime)
{
v = new DateTimeCaster().Execute(value);
}
else if (columnType == ColumnType.Boolean)
{
v = new ThreeStateBooleanCaster().Execute(value);
}
else
{
if (value is IConvertible)
{
v = ((IConvertible)value).ToString(CultureInfo.InvariantCulture);
}
else
{
v = value.ToString();
}
}
return(v);
}
protected override bool Apply(object x)
{
var caster = new NumericCaster();
var numX = caster.Execute(x);
return(numX % 1 == 0);
}
public NumericToRound(string digits)
{
var caster = new NumericCaster();
var d = caster.Execute(digits);
Digits = Math.Truncate(d) == d?Convert.ToInt32(Math.Truncate(d)) : throw new ArgumentException();
}
public NumericToClip(string min, string max)
{
var caster = new NumericCaster();
Min = caster.Execute(min);
Max = caster.Execute(max);
}
protected override bool ApplyWithReference(object reference, object x)
{
var caster = new NumericCaster();
var numX = caster.Execute(x);
var numY = caster.Execute(reference);
return(Compare(numX, numY));
}
protected override bool Apply(object x)
{
var builder = new NumericIntervalBuilder(Reference);
builder.Build();
var interval = builder.GetInterval();
var caster = new NumericCaster();
var numX = caster.Execute(x);
return(interval.Contains(numX));
}
private object EvaluateUncasted(object value)
{
if (value as string == "(null)")
{
EvaluateNull();
}
var caster = new NumericCaster();
var numeric = caster.Execute(value);
return(EvaluateNumeric(numeric));
}
public object Evaluate(object value)
{
if (value == null || DBNull.Value.Equals(value) || value as string == "(empty)" || value as string == "(null)" || value is string && string.IsNullOrEmpty(value as string))
{
return(null);
}
else
{
var caster = new NumericCaster();
var numeric = caster.Execute(value);
return(Truncate(numeric));
}
}
protected override bool ApplyWithReference(object reference, object x)
{
var builder = new NumericIntervalBuilder(reference);
builder.Build();
if (!builder.IsValid())
{
throw builder.GetException();
}
var interval = builder.GetInterval();
var caster = new NumericCaster();
var numX = caster.Execute(x);
return(interval.Contains(numX));
}
private Decimal?CastToNumeric(object obj)
{
if (obj == null)
{
return(null);
}
var caster = new NumericCaster();
if (caster.IsValid(obj))
{
return(caster.Execute(obj));
}
throw new ArgumentException();
}
protected void CheckSettingsFirstRowCell(ColumnRole columnRole, ColumnType columnType, DataColumn dataColumn, object value, string[] messages)
{
var columnName = dataColumn.ColumnName;
if (!DBNull.Value.Equals(value))
{
if (columnRole != ColumnRole.Ignore)
{
if (columnType == ColumnType.Numeric && IsNumericField(dataColumn))
{
return;
}
var numericCaster = new NumericCaster();
if (columnType == ColumnType.Numeric && !(numericCaster.IsValid(value) || BaseComparer.IsValidInterval(value)))
{
var exception = string.Format(messages[0]
, columnName, value.ToString());
if (numericCaster.IsValid(value.ToString().Replace(",", ".")))
{
exception += messages[1];
}
throw new EquivalerException(exception);
}
if (columnType == ColumnType.DateTime && IsDateTimeField(dataColumn))
{
return;
}
if (columnType == ColumnType.DateTime && !BaseComparer.IsValidDateTime(value.ToString()))
{
throw new EquivalerException(
string.Format(messages[2]
, columnName, value.ToString()));
}
}
}
}
