internal static List<ActivityPackage> DeserializeListFromStream(Stream stream)
{
List<ActivityPackage> activityPackageList = null;
var reader = new BinaryReader(stream);
var activityPackageLength = reader.ReadInt32();
activityPackageList = new List<ActivityPackage>(activityPackageLength);
for (int i = 0; i < activityPackageLength; i++)
{
activityPackageList.Add(
ActivityPackage.DeserializeFromStream(stream)
);
}
return activityPackageList;
}