System.Xml.Serialization.XmlSchemaImporter.KeepXmlnsDeclarations C# (CSharp) Method

        private bool KeepXmlnsDeclarations(XmlSchemaType type, out string xmlnsMemberName)
        {
            xmlnsMemberName = null;
            if (type.Annotation == null)
                return false;
            if (type.Annotation.Items == null || type.Annotation.Items.Count == 0)
                return false;

            foreach (XmlSchemaObject o in type.Annotation.Items)
            {
                if (o is XmlSchemaAppInfo)
                {
                    XmlNode[] nodes = ((XmlSchemaAppInfo)o).Markup;
                    if (nodes != null && nodes.Length > 0)
                    {
                        foreach (XmlNode node in nodes)
                        {
                            if (node is XmlElement)
                            {
                                XmlElement e = (XmlElement)node;
                                if (e.Name == "keepNamespaceDeclarations")
                                {
                                    if (e.LastNode is XmlText)
                                    {
                                        xmlnsMemberName = (((XmlText)e.LastNode).Value).Trim(null);
                                    }
                                    return true;
                                }
                            }
                        }
                    }
                }
            }
            return false;
        }