public Cat fromNode(XmlNode node)
{
Cat obj = null;
if (node.Name == "bobcat")
{
obj = new Bobcat();
((Bobcat)obj).hear_count = Convert.ToInt64(node.Attributes[0].Value);
((Bobcat)obj).cat_type = node.Attributes[1].Value;
obj.age = Convert.ToInt32(node.Attributes[3].Value);
obj.name = node.Attributes[2].Value;
obj.weight = Convert.ToSingle(node.Attributes[4].Value);
}
if (node.Name == "tiger")
{
obj = new Tiger();
((Tiger)obj).location = node.Attributes[0].Value;
((Tiger)obj).color = node.Attributes[1].Value;
((Tiger)obj).height = Convert.ToSingle(node.Attributes[2].Value);
((Tiger)obj).is_hungry = Convert.ToBoolean(node.Attributes[3].Value);
obj.age = Convert.ToInt32(node.Attributes[5].Value);
obj.name = node.Attributes[4].Value;
obj.weight = Convert.ToSingle(node.Attributes[6].Value);
}
return obj;
}
public List<Cat> Load()
{
List<Cat> lst = new List<Cat>();
FileStream fs = new FileStream(path_to_file, FileMode.OpenOrCreate);
StreamReader sr = new StreamReader(fs, Encoding.UTF8);
SAX_parser parser = new SAX_parser(sr);
Cat obj = null;
parser.StartTag += (tag_name) =>
{
if (tag_name == "bobcat") { obj = new Bobcat(); }
if (tag_name == "tiger") { obj = new Tiger(); }
};
parser.Characters += (name,value) =>
{
switch (name)
{
case "name": { obj.name = value; break; }
case "age": { obj.age = Convert.ToInt32(value); break; }
case "weight": { obj.weight = Convert.ToSingle(value); break; }
case "hear_count": { ((Bobcat)(obj)).hear_count = Convert.ToInt64(value); break; }
case "cat_type": { ((Bobcat)(obj)).cat_type = value; break; }
case "location": { ((Tiger)(obj)).location = value; break; }
case "color": { ((Tiger)(obj)).color = value; break; }
case "height": { ((Tiger)(obj)).height = Convert.ToSingle(value); break; }
case "is_hungry": { ((Tiger)(obj)).is_hungry = Convert.ToBoolean(value); break; }
}
};
parser.EndTag += (tag_name) =>
{
if (tag_name == "bobcat" || tag_name == "tiger")
{
lst.Add(obj);
}
};
parser.start();
sr.Close();
fs.Close();
return lst;
}
