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namespace Nwc.XmlRpc
{
using System;
using System.Collections;
using System.IO;
using System.Xml;
/// <summary>Base class of classes serializing data to XML-RPC's XML format.</summary>
/// <remarks>This class handles the basic type conversions like Integer to <i4>. </remarks>
/// <seealso cref="XmlRpcXmlTokens"/>
public class XmlRpcSerializer : XmlRpcXmlTokens
{
/// <summary>Serialize the <c>XmlRpcRequest</c> to the output stream.</summary>
/// <param name="output">An <c>XmlTextWriter</c> stream to write data to.</param>
/// <param name="obj">An <c>Object</c> to serialize.</param>
/// <seealso cref="XmlRpcRequest"/>
virtual public void Serialize(XmlTextWriter output, Object obj)
{
}
/// <summary>Serialize the <c>XmlRpcRequest</c> to a String.</summary>
/// <remarks>Note this may represent a real memory hog for a large request.</remarks>
/// <param name="obj">An <c>Object</c> to serialize.</param>
/// <returns><c>String</c> containing XML-RPC representation of the request.</returns>
/// <seealso cref="XmlRpcRequest"/>
public String Serialize(Object obj)
{
StringWriter strBuf = new StringWriter();
XmlTextWriter xml = new XmlTextWriter(strBuf);
xml.Formatting = Formatting.Indented;
xml.Indentation = 4;
Serialize(xml, obj);
xml.Flush();
String returns = strBuf.ToString();
xml.Close();
return returns;
}
/// <remarks>Serialize the object to the output stream.</remarks>
/// <param name="output">An <c>XmlTextWriter</c> stream to write data to.</param>
/// <param name="obj">An <c>Object</c> to serialize.</param>
public void SerializeObject(XmlTextWriter output, Object obj)
{
if (obj == null)
return;
if (obj is byte[])
{
byte[] ba = (byte[])obj;
output.WriteStartElement(BASE64);
output.WriteBase64(ba, 0, ba.Length);
output.WriteEndElement();
}
else if (obj is String)
{
output.WriteElementString(STRING, obj.ToString());
}
else if (obj is Int32)
{
output.WriteElementString(INT, obj.ToString());
}
else if (obj is DateTime)
{
output.WriteElementString(DATETIME, ((DateTime)obj).ToString(ISO_DATETIME));
}
else if (obj is Double)
{
output.WriteElementString(DOUBLE, obj.ToString());
}
else if (obj is Boolean)
{
output.WriteElementString(BOOLEAN, ((((Boolean)obj) == true) ? "1" : "0"));
}
else if (obj is IList)
{
output.WriteStartElement(ARRAY);
output.WriteStartElement(DATA);
if (((ArrayList)obj).Count > 0)
{
foreach (Object member in ((IList)obj))
{
output.WriteStartElement(VALUE);
SerializeObject(output, member);
output.WriteEndElement();
}
}
output.WriteEndElement();
output.WriteEndElement();
}
else if (obj is IDictionary)
{
IDictionary h = (IDictionary)obj;
output.WriteStartElement(STRUCT);
foreach (String key in h.Keys)
{
output.WriteStartElement(MEMBER);
output.WriteElementString(NAME, key);
output.WriteStartElement(VALUE);
SerializeObject(output, h[key]);
output.WriteEndElement();
output.WriteEndElement();
}
output.WriteEndElement();
}
}
}
}
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