using System;
using System.Collections.Specialized;
using System.Globalization;
using System.IO;
using System.Xml;

using NAnt.Core.Attributes;
using NAnt.Core.Util;

namespace NAnt.Core.Types {

	[Serializable()]
    [ElementName("xml")]
    public class Xml : DataTypeBase {

		private XmlDocument _doc;
		
        public Xml() {
			_doc = new XmlDocument();
        }

		public Xml(string xmldoc) {
			_doc = new XmlDocument();
			_doc.LoadXml(xmldoc);
		}

		public Xml(XmlDocument xmldoc) {
			_doc=xmldoc;
		}

        protected override void InitializeElement(XmlNode elementNode) {
			if(elementNode.ChildNodes.Count!=1)
                throw new BuildException("Xml datatype must have one child node = root node", Location);
    		XmlNode content = _doc.ImportNode(elementNode.FirstChild, true);
			_doc.AppendChild(content);
        }
	
		public XmlDocument XmlDocument
		{
			get { return _doc; }
		}
		
    }
}