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我無法使用XML序列化將動物列表保存到磁盤。列表的XML序列化<Object>
我得到異常:引發:「不需要類型AnimalLibrary.Animals.Mammals.Dog。使用XmlInclude或SoapInclude屬性指定靜態未知的類型。」 (System.InvalidOperationException)
如果我嘗試帶有「Dog」的註釋代碼,它將按預期工作,並生成XML。但是,作爲列表中唯一元素的同一條狗不起作用。
[XmlElement("animalList")]
public List<Animal> animalList = new List<Animal>();
public bool SaveBinary(string fileName)
{
Mammals.Dog dog = (Mammals.Dog)animalList[0];
//IObjectSerializer<Mammals.Dog> obj = new XMLObjectSerializer<Mammals.Dog>();
IObjectSerializer<List<Animal>> obj = new XMLObjectSerializer<List<Animal>>();
bool saved = obj.SaveFile(fileName, animalList);
if (saved)
return true;
return false;
}
XML序列化
public bool SaveFile(string fileName, T objectToSerialize)
{
try
{
//Will overwrite old file
XmlSerializer mySerializer = new XmlSerializer(typeof(T));
StreamWriter myWriter = new StreamWriter(fileName);
mySerializer.Serialize(myWriter, objectToSerialize);
myWriter.Close();
}
catch (IOException ex)
{
Console.WriteLine("IO Exception ", ex.Message);
return false;
}
return true;
}
文件狗的繼承。類中沒有xml標籤。
[XmlRoot(ElementName="Animal")]
public abstract class Animal : IAnimal
{
/// <summary>
/// Id of animal
/// </summary>
private string id;
public string ID
........
[XmlRoot(ElementName = "Animals")]
public abstract class Mammal : Animal
{
public int NumberofTeeth { get; set; }
........
[XmlRoot(ElementName="Dog")]
public class Dog : Mammal
{
/// <summary>
/// Constructor - Create an instance of a Dog
/// </summary>
public Dog()
{
}
........
你剛纔救了我小時:) – user2130951