XmlDocumentType.cs

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using System.Xml.Schema;
 
namespace System.Xml;
 
public class XmlDocumentType : XmlLinkedNode
{
    private readonly string _name;
 
    private readonly string _publicId;
 
    private readonly string _systemId;
 
    private readonly string _internalSubset;
 
    private bool _namespaces;
 
    private XmlNamedNodeMap _entities;
 
    private XmlNamedNodeMap _notations;
 
    private SchemaInfo _schemaInfo;
 
    public override string Name => _name;
 
    public override string LocalName => _name;
 
    public override XmlNodeType NodeType => XmlNodeType.DocumentType;
 
    public override bool IsReadOnly => true;
 
    public XmlNamedNodeMap Entities
    {
        get
        {
            if (_entities == null)
            {
                _entities = new XmlNamedNodeMap(this);
            }
            return _entities;
        }
    }
 
    public XmlNamedNodeMap Notations
    {
        get
        {
            if (_notations == null)
            {
                _notations = new XmlNamedNodeMap(this);
            }
            return _notations;
        }
    }
 
    public string? PublicId => _publicId;
 
    public string? SystemId => _systemId;
 
    public string? InternalSubset => _internalSubset;
 
    internal bool ParseWithNamespaces => _namespaces;
 
    internal SchemaInfo? DtdSchemaInfo
    {
        get
        {
            return _schemaInfo;
        }
        set
        {
            _schemaInfo = value;
        }
    }
 
    protected internal XmlDocumentType(string name, string? publicId, string? systemId, string? internalSubset, XmlDocument doc)
        : base(doc)
    {
        _name = name;
        _publicId = publicId;
        _systemId = systemId;
        _namespaces = true;
        _internalSubset = internalSubset;
        if (!doc.IsLoading)
        {
            doc.IsLoading = true;
            XmlLoader xmlLoader = new XmlLoader();
            xmlLoader.ParseDocumentType(this);
            doc.IsLoading = false;
        }
    }
 
    public override XmlNode CloneNode(bool deep)
    {
        return OwnerDocument.CreateDocumentType(_name, _publicId, _systemId, _internalSubset);
    }
 
    public override void WriteTo(XmlWriter w)
    {
        w.WriteDocType(_name, _publicId, _systemId, _internalSubset);
    }
 
    public override void WriteContentTo(XmlWriter w)
    {
    }
}