谁能给我指出一个 C# 示例,在该示例中,他们填充请求并接收 Web 服务的响应,其中架构主要作为 ANY 元素实现?
我已经为我的项目添加了一个 Web 服务引用。 Web 服务的 WSDL/模式将服务请求和响应的大部分主体作为“ANY”元素。我知道基于在 Java 中实现对此 Web 服务请求的客户端的底层模式。在此先感谢您的帮助。
ServiceGenericRequest_Type requestBody = <init>
GenericRequestData_Type genericRequest = <init>;
// here is where the ANY element starts
genericRequest.Any = new System.Xml.XmlElement[1];
// receive error that I can not create abstract type
System.Xml.XmlNode inqNode = new System.Xml.XmlNode();
genericRequest.Any[0].AppendChild(inqNode);`
最佳答案
你的问题相当笼统,所以我将把它缩小到以下情况:你有一个带有 [XmlAnyElement]
的类型成员这样:
public class GenericRequestData_Type
{
private System.Xml.XmlElement[] anyField;
[System.Xml.Serialization.XmlAnyElementAttribute()]
public System.Xml.XmlElement[] Any
{
get
{
return this.anyField;
}
set
{
this.anyField = value;
}
}
}
并且您想初始化 Any
字段到以下 XML:
<Contacts>
<Contact>
<Name>Patrick Hines</Name>
<Phone>206-555-0144</Phone>
<Address>
<Street1>123 Main St</Street1>
<City>Mercer Island</City>
<State>WA</State>
<Postal>68042</Postal>
</Address>
</Contact>
</Contacts>
如何做到这一点?
有几个选项,所以我将其分解为几个不同的答案。
首先,您可以使用代码生成工具(例如 http://xmltocsharp.azurewebsites.net/)设计与所需 XML 相对应的 C# 类。或 Visual Studio 的 Paste XML as Classes .然后您可以将这些类直接序列化为 XmlNode
。层次结构使用 XmlSerializer
结合 XmlDocument.CreateNavigator().AppendChild()
.
首先介绍一下扩展方法:
public static class XmlNodeExtensions
{
public static XmlDocument AsXmlDocument<T>(this T o, XmlSerializerNamespaces ns = null, XmlSerializer serializer = null)
{
XmlDocument doc = new XmlDocument();
using (XmlWriter writer = doc.CreateNavigator().AppendChild())
new XmlSerializer(o.GetType()).Serialize(writer, o, ns ?? NoStandardXmlNamespaces());
return doc;
}
public static XmlElement AsXmlElement<T>(this T o, XmlSerializerNamespaces ns = null, XmlSerializer serializer = null)
{
return o.AsXmlDocument(ns, serializer).DocumentElement;
}
public static T Deserialize<T>(this XmlElement element, XmlSerializer serializer = null)
{
using (var reader = new ProperXmlNodeReader(element))
return (T)(serializer ?? new XmlSerializer(typeof(T))).Deserialize(reader);
}
/// <summary>
/// Return an XmlSerializerNamespaces that disables the default xmlns:xsi and xmlns:xsd lines.
/// </summary>
/// <returns></returns>
public static XmlSerializerNamespaces NoStandardXmlNamespaces()
{
var ns = new XmlSerializerNamespaces();
ns.Add("", ""); // Disable the xmlns:xsi and xmlns:xsd lines.
return ns;
}
}
public class ProperXmlNodeReader : XmlNodeReader
{
// Bug fix from this answer https://stackoverflow.com/a/30115691/3744182
// To http://stackoverflow.com/questions/30102275/deserialize-object-property-with-stringreader-vs-xmlnodereader
// By https://stackoverflow.com/users/8799/nathan-baulch
public ProperXmlNodeReader(XmlNode node) : base(node) { }
public override string LookupNamespace(string prefix)
{
return NameTable.Add(base.LookupNamespace(prefix));
}
}
接下来,定义与您的 <Contacts>
对应的类型层次结构:
[XmlRoot(ElementName = "Address")]
public class Address
{
[XmlElement(ElementName = "Street1")]
public string Street1 { get; set; }
[XmlElement(ElementName = "City")]
public string City { get; set; }
[XmlElement(ElementName = "State")]
public string State { get; set; }
[XmlElement(ElementName = "Postal")]
public string Postal { get; set; }
}
[XmlRoot(ElementName = "Contact")]
public class Contact
{
[XmlElement(ElementName = "Name")]
public string Name { get; set; }
[XmlElement(ElementName = "Phone")]
public string Phone { get; set; }
[XmlElement(ElementName = "Address")]
public Address Address { get; set; }
}
[XmlRoot(ElementName = "Contacts")]
public class Contacts
{
[XmlElement(ElementName = "Contact")]
public Contact Contact { get; set; }
}
[XmlRoot("GenericRequestData_Type")]
public class Person
{
public string Name { get; set; }
public DateTime BirthDate { get; set; }
[XmlArray("Emails")]
[XmlArrayItem("Email")]
public List<string> Emails { get; set; }
[XmlArray("Issues")]
[XmlArrayItem("Id")]
public List<long> IssueIds { get; set; }
}
最后,初始化你的 GenericRequestData_Type
如下:
var genericRequest = new GenericRequestData_Type();
var contacts = new Contacts
{
Contact = new Contact
{
Name = "Patrick Hines",
Phone = "206-555-0144",
Address = new Address
{
Street1 = "123 Main St",
City = "Mercer Island",
State = "WA",
Postal = "68042",
},
}
};
genericRequest.Any = new[] { contacts.AsXmlElement() };
样本 fiddle .
关于c# - 在 C# 中的 Web 服务上填充任何元素,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/42114531/