protected static AnimalAbstract readBaseArgument(BinaryReader br)
{
int type = br.ReadInt16();
int id = br.ReadInt32();
AnimalAbstract animal;
switch (type)
{
case GOAT_TYPE:
animal = new Goat(id);
break;
case CATTLE_TYPE:
animal = new Cattle(id);
break;
case HORSE_TYPE:
animal = new Horse(id);
break;
case PIG_TYPE:
animal = new Pig(id);
break;
case POULTRY_TYPE:
animal = new Poultry(id);
break;
case BEE_TYPE:
animal = new Bee(id);
break;
default:
return(null);
}
// read base info
animal.isEncrypt = br.ReadBoolean();
animal.key = br.ReadString();
animal.year = br.ReadInt16();
animal.month = br.ReadInt16();
animal.day = br.ReadInt16();
animal.species = br.ReadString();
animal.country = br.ReadInt32();
animal.region = br.ReadString();
animal.latitudeDegree = br.ReadInt32();
animal.latitudeMinute = br.ReadInt32();
animal.latitudeSecond = br.ReadDouble();
animal.longitudeDegree = br.ReadInt32();
animal.longitudeMinute = br.ReadInt32();
animal.longitudeSecond = br.ReadDouble();
animal.comment = br.ReadString();
animal.lengthUnit = br.ReadByte();
animal.weightUnit = br.ReadByte();
readImg(br, animal);
return(animal);
}
public static Cattle load(string url)
{
FileStream fs = new FileStream(url, FileMode.Open);
BinaryReader br = new BinaryReader(fs);
Cattle cattle = (Cattle)readBaseArgument(br);
try
{
// byte data
cattle.gender = br.ReadByte();
// double data
cattle.age = br.ReadDouble();
cattle.liveWeight = br.ReadDouble();
cattle.carcassWeight = br.ReadDouble();
cattle.pureMeat = br.ReadDouble();
cattle.skinThickness = br.ReadDouble();
cattle.boneWeight = br.ReadDouble();
cattle.eyeMuscleArea = br.ReadDouble();
cattle.slaughterRate = br.ReadDouble();
cattle.meatBoneRatio = br.ReadDouble();
cattle.bodyLength = br.ReadDouble();
cattle.bodyHeight = br.ReadDouble();
cattle.bodyObliqueLength = br.ReadDouble();
cattle.chest = br.ReadDouble();
cattle.tube = br.ReadDouble();
cattle.bodyWeight = br.ReadDouble();
// string data
cattle.coatColor = br.ReadString();
}
catch (Exception e)
{
Console.WriteLine("data output error.");
Console.WriteLine("error message: " + e.Message);
Console.WriteLine("error source: " + e.Source);
return(null);
}
finally
{
br.Close();
fs.Close();
}
return(cattle);
}