/// <summary>
/// Gets Or Adds a PropertyValue with the given label and collection.
/// </summary>
/// <param name="label"> </param>
/// <param name="collections"> </param>
/// <returns> </returns>
public override PropertyValue GetPropertyValue(string label, IEnumerable<string> collections = null) {
var result = _propertyValues.FirstOrDefault(each => each.Label == label);
if (result == null) {
_propertyValues.Add(result = new PropertyValue(this, label, collections.IsNullOrEmpty() ? null : collections));
}
return result;
}
private void SetPropertyValues(PropertyValue pv, IEnumerable<string> values)
{
pv.Clear();
foreach (var v in values)
{
pv.Add(v);
}
}