public LinkedList<ActiveTransportProprieties> getActiveTransportProprietiesFromFiles(IEnumerable files)
{
LinkedList<ActiveTransportProprieties> propsList = new LinkedList<ActiveTransportProprieties>();
LinkedList<ActiveTransportProprieties> newPropList;
foreach (string file in files)
{
newPropList = loadActiveTransportProprietiesFromFile(file);
if (newPropList != null)
LinkedListExtensions.AppendRange<ActiveTransportProprieties>(propsList, newPropList);
}
return propsList;
}