/// <summary>Validate a string representing a value (for a preference or attribute).</summary>
/// <param name="type"></param><param name="value"></param><param name="representation"></param>
/// <returns></returns>
public static bool Validate(MetaAttribute.MetaAttributeDataType type, string value, FormattedOrRaw representation)
{
if (value == null) return false;
switch (type)
{
case MetaAttribute.MetaAttributeDataType.STRING: return ValidateString(value, representation);
case MetaAttribute.MetaAttributeDataType.INTEGER: return ValidateInteger(value, representation);
case MetaAttribute.MetaAttributeDataType.CURRENCY: return ValidateCurrency(value, representation);
default: throw new Exception("Unknown MetaAttributeDataType: " + type.ToString());
}
}
/// <summary>
/// Creates a new ValueContainer of the appropriate specialisation.
/// </summary>
/// <param name="value"></param><param name="type"></param><param name="format"></param>
/// <returns></returns>
public static ValueContainer Create(string value, MetaAttribute.MetaAttributeDataType type, FormattedOrRaw format)
{
Contract.Assert(ValueContainerValidator.Validate(type, value, format), "Value " + value + " is not valid.");
switch (type)
{
case MetaAttribute.MetaAttributeDataType.CURRENCY: return (value.Length > 0) ? new CurrencyValue(value, format) : null;
case MetaAttribute.MetaAttributeDataType.INTEGER: return (value.Length > 0) ? new IntegerValue(value, format) : null;
case MetaAttribute.MetaAttributeDataType.STRING: return (value.Length > 0) ? new StringValue(value, format) : null;
default: throw new Exception("Unknown data type " + type.ToString());
}
}