Param.NET - An Automated Command-line Parameter Parser

using System;
using System.Configuration;
using System.Collections;
using System.Xml;

namespace Params
{
	public class ParamConfigurationSectionHandler : IConfigurationSectionHandler
	{
		#region IConfigurationSectionHandler Members

		public object Create(object parent, object context, System.Xml.XmlNode section)
		{
			if(ParamCollection.ApplicationParameters != null)
				throw(new Exception("ParamCollection already initialized. Use ParamCollection.ApplicationParameters."));

			ParamCollection col = new ParamCollection();

			col.DefaultAllowMultipleValues = Helper.GetBool(section.Attributes, "defaultAllowMultiple", false);
			col.DefaultIsOptional = Helper.GetBool(section.Attributes, "defaultOptional", false);
			col.DefaultType = (ParamType)Helper.GetEnum(section.Attributes, "defaultType", ParamType.String, typeof(ParamType));

			col.ShortControlString = Helper.GetString(section.Attributes, "shortControlString", "-");
			col.LongControlString = Helper.GetString(section.Attributes, "longControlString", "-");
			col.SeparatorChar = Helper.GetString(section.Attributes, "separatorChar", " ")[0];
			col.AttribChars = Helper.GetString(section.Attributes, "attribChars", " ").ToCharArray();
			col.AutoGenerateParams = Helper.GetBool(section.Attributes, "autoGenerateParams", false);

			foreach(XmlNode param in section.ChildNodes)
			{
				if(param.NodeType == XmlNodeType.Element && param.Name.ToLower() == "param")
				{
					col.Add(new Param(param, col));
				}
			}

			return col;
		}

		#endregion
	}
}