示例#1
0
        public XPathMutableCursor(IXmlNode parent, CompiledXPath path,
                                  IXmlIncludedTypeMap knownTypes, IXmlNamespaceSource namespaces, CursorFlags flags)
            : base(path, namespaces, parent)
        {
            if (null == parent)
            {
                throw Error.ArgumentNull("parent");
            }
            if (null == path)
            {
                throw Error.ArgumentNull("path");
            }
            if (null == knownTypes)
            {
                throw Error.ArgumentNull("knownTypes");
            }
            if (!path.IsCreatable)
            {
                throw Error.XPathNotCreatable(path);
            }

            this.step       = path.FirstStep;
            this.knownTypes = knownTypes;
            this.flags      = flags;

            var source = parent.RequireRealizable <XPathNavigator>();

            if (source.IsReal)
            {
                iterator = new XPathBufferedNodeIterator(
                    source.Value.Select(path.FirstStep.Path));
            }
        }
示例#2
0
 private XPathBufferedNodeIterator(XPathBufferedNodeIterator iterator)
 {
     items = iterator.items;
     index = iterator.index;
 }