// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
 
using System.Text;
using System.Xml;
 
namespace System.Security.Cryptography.Xml
{
    // the class that provides node subset state and canonicalization function to XmlEntityReference
    internal sealed class CanonicalXmlEntityReference : XmlEntityReference, ICanonicalizableNode
    {
        private bool _isInNodeSet;
 
        public CanonicalXmlEntityReference(string name, XmlDocument doc, bool defaultNodeSetInclusionState)
            : base(name, doc)
        {
            _isInNodeSet = defaultNodeSetInclusionState;
        }
 
        public bool IsInNodeSet
        {
            get { return _isInNodeSet; }
            set { _isInNodeSet = value; }
        }
 
        public void Write(StringBuilder strBuilder, DocPosition docPos, AncestralNamespaceContextManager anc)
        {
            if (IsInNodeSet)
                CanonicalizationDispatcher.WriteGenericNode(this, strBuilder, docPos, anc);
        }
 
        public void WriteHash(HashAlgorithm hash, DocPosition docPos, AncestralNamespaceContextManager anc)
        {
            if (IsInNodeSet)
                CanonicalizationDispatcher.WriteHashGenericNode(this, hash, docPos, anc);
        }
    }
}