C# 使用反射设置复合类的值
我正在尝试创建一个对象的实例,该对象中还包含组成该对象的类:C# 使用反射设置复合类的值,c#,class,reflection,composite,C#,Class,Reflection,Composite,我正在尝试创建一个对象的实例,该对象中还包含组成该对象的类: [DataContract(Name = "share", Namespace = "")] public class RequestShareDocument { [DataMember(Order = 0)] public string profile_name { get; set; } [DataMember(Order = 1)] public List<RequestSigner>
[DataContract(Name = "share", Namespace = "")]
public class RequestShareDocument
{
[DataMember(Order = 0)]
public string profile_name { get; set; }
[DataMember(Order = 1)]
public List<RequestSigner> signers {get; set;}
[DataMember(Order = 2)]
public bool createcopy { get; set; }
}
[DataContract(Name = "signer", Namespace = "")]
public class RequestSigner
{
[DataMember(Order = 0)]
public string email { get; set; }
[DataMember(Order = 1)]
public string order { get; set; }
[DataMember(Order = 2)]
public string reminder { get; set; }
[DataMember(Order = 3)]
public RequestSignerPermissions permissions { get; set; }
[DataMember(Order = 4)]
public string signature_field { get; set; }
}
[DataContract(Name = "permissions", Namespace = "")]
public class RequestSignerPermissions
{
[DataMember(Order = 0)]
public bool save_locally {get;set;}
[DataMember(Order = 1)]
public string open_password { get; set; }
[DataMember(Order = 2)]
public DateTime accessible_after { get; set; }
[DataMember(Order = 3)]
public DateTime accessible_before { get; set; }
[DataMember(Order = 4)]
public string certify_level { get; set; }
}
问题是当我循环所有属性并到达
列表时,我不知道如何创建列表的实例。是否可能,或者我做错了什么?如果我理解正确,此代码可以满足您的要求:
public static object InitializeTarget(Type type)
{
object target = CreateObject(type);
foreach (PropertyInfo propertyInfo in type.GetProperties())
{
if (propertyInfo.PropertyType.IsClass && propertyInfo.CanWrite
&& propertyInfo.PropertyType != typeof(string)
&& (propertyInfo.IsDefined(typeof(DataMemberAttribute), true)))
propertyInfo.SetValue(target, InitializeTarget(propertyInfo.PropertyType), null);
}
return target;
}
public static object CreateObject(Type type)
{
if (typeof(IList).IsAssignableFrom(type) && type.IsGenericType)
{
Type[] genericArguments = type.GetGenericArguments();
if (genericArguments.Length == 1)
{
var list = (IList)Activator.CreateInstance(type);
//Adding default value
list.Add(CreateObject(genericArguments[0]));
return list;
}
}
//If the object is only to serialize, you can use it
return FormatterServices.GetUninitializedObject(type);
//or
// return Activator.CreateInstance(type);
}
您是否尝试过这样做:if(typeof(IList).IsAssignableFrom(item.PropertyType)){IList list=(IList)Activator.CreateInstance(item.PropertyType);
我已经厌倦了它,它创建了list的实例,但问题是如何添加创建了list的类的对象。IList list=(IList)Activator.CreateInstance(item.PropertyType);现在我得到了计数为0的列表对象
XmlSerializer mySerializer = new XmlSerializer(typeof(T), new
XmlRootAttribute(RootElementName));
StringWriter sww = new StringWriter();
XmlWriter writer = XmlWriter.Create(sww, new XmlWriterSettings()
{ OmitXmlDeclaration = true, Indent = true });
mySerializer.Serialize(writer, item);
writer.Close();
sww.Close();
public static object InitializeTarget(Type type)
{
object target = CreateObject(type);
foreach (PropertyInfo propertyInfo in type.GetProperties())
{
if (propertyInfo.PropertyType.IsClass && propertyInfo.CanWrite
&& propertyInfo.PropertyType != typeof(string)
&& (propertyInfo.IsDefined(typeof(DataMemberAttribute), true)))
propertyInfo.SetValue(target, InitializeTarget(propertyInfo.PropertyType), null);
}
return target;
}
public static object CreateObject(Type type)
{
if (typeof(IList).IsAssignableFrom(type) && type.IsGenericType)
{
Type[] genericArguments = type.GetGenericArguments();
if (genericArguments.Length == 1)
{
var list = (IList)Activator.CreateInstance(type);
//Adding default value
list.Add(CreateObject(genericArguments[0]));
return list;
}
}
//If the object is only to serialize, you can use it
return FormatterServices.GetUninitializedObject(type);
//or
// return Activator.CreateInstance(type);
}