//------------------------------------------------------------------------------
// <copyright file="XPathEmptyIterator.cs" company="Microsoft">
//     Copyright (c) Microsoft Corporation.  All rights reserved.
// </copyright>                                                                
// <owner current="true" primary="true">Microsoft</owner>
//------------------------------------------------------------------------------
 
namespace MS.Internal.Xml.XPath {
    using System;
    using System.Xml;
    using System.Xml.XPath;
    using System.Diagnostics;
    using System.Globalization;
    using System.Collections;
    
    internal sealed class XPathEmptyIterator : ResetableIterator {
        private XPathEmptyIterator() {}
        public override XPathNodeIterator Clone() { return this; }
 
        public override XPathNavigator Current {
            get { return null; }
        }
 
        public override int CurrentPosition {
            get { return 0; }
        }
 
        public override int Count {
            get { return 0; }
        }
 
        public override bool MoveNext() {
            return false;
        }
 
        public override void Reset() {}
 
        // -- Instance
        public static XPathEmptyIterator Instance = new XPathEmptyIterator();
    }
}