[英]Issue while generating Class from xsd file using svcutil.exe
我正在使用svcutil.exe
工具在WCF服务之间共享DataContracts
我在库中定义了[DataMembar]
。 为了共享数据合同,我将DataContract.dll
转换为DataContract.xsd
文件。
命令是
svcutil /dconly <my DataContractDLL path>
生成.xsd后,我使用该命令从DataContract.xsd
生成类文件
svcutil /dconly /language:CS DataContract.xsd /out:ClientDataContracts.cs
每件事都很顺利,并在上面的步骤中工作。
面临的问题:
我在我的DataContract.dll
库的一个实体中添加了Dictionary
*类型,如下所示(即我添加了Dictionary
类型的TimeLogs
DataMember
。)
public partial class RecordDto
{
/// <summary>
/// Gets or sets the Comment.
/// </summary>
/// <value>Insurance Company.</value>
[WcfSerialization::DataMember(Name = "InsuranceCompany", IsRequired = false, Order = 25)]
public InsuranceCompanyDto InsuranceCompany { get; set; }
[WcfSerialization::DataMember(Name = "TimeLogs", IsRequired = false, Order = 26)]
public Dictionary<String, DateTime> TimeLogs
{
get;
set;
}
}
添加Dictionary
类型后,我开始在将.xsd
转换为.cs
遇到错误:
添加Dictionary
类型后,为什么我收到错误?
我该如何解决?
接口IDictionary不可序列化,您应该像这样实现自己的字典
[XmlRoot("dictionary")]
public class SerializableDictionary<TKey, TValue>
: Dictionary<TKey, TValue>, IXmlSerializable
{
public System.Xml.Schema.XmlSchema GetSchema()
{
return null;
}
public void ReadXml(System.Xml.XmlReader reader)
{
XmlSerializer keySerializer = new XmlSerializer(typeof(TKey));
XmlSerializer valueSerializer = new XmlSerializer(typeof(TValue));
bool wasEmpty = reader.IsEmptyElement;
reader.Read();
if (wasEmpty)
return;
while (reader.NodeType != System.Xml.XmlNodeType.EndElement)
{
reader.ReadStartElement("item");
reader.ReadStartElement("key");
TKey key = (TKey)keySerializer.Deserialize(reader);
reader.ReadEndElement();
reader.ReadStartElement("value");
TValue value = (TValue)valueSerializer.Deserialize(reader);
reader.ReadEndElement();
this.Add(key, value);
reader.ReadEndElement();
reader.MoveToContent();
}
reader.ReadEndElement();
}
public void WriteXml(System.Xml.XmlWriter writer)
{
XmlSerializer keySerializer = new XmlSerializer(typeof(TKey));
XmlSerializer valueSerializer = new XmlSerializer(typeof(TValue));
foreach (TKey key in this.Keys)
{
writer.WriteStartElement("item");
writer.WriteStartElement("key");
keySerializer.Serialize(writer, key);
writer.WriteEndElement();
writer.WriteStartElement("value");
TValue value = this[key];
valueSerializer.Serialize(writer, value);
writer.WriteEndElement();
writer.WriteEndElement();
}
}
}
希望这可以帮助。
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