xml functions

class Xml { public static long XmlLong(String expression, string inputXml) { XElement xe; XDocument xd; long i; try { if (inputXml.StartsWith("<?xml")) { xd = XDocument.Parse(inputXml); } else { xd = XDocument.Load(new Uri(inputXml, UriKind.Relative).ToString()); } xe = xd.Root.DescendantsAndSelf().Elements().Where(d => d.Name == expression).First(); i = long.Parse(xe.Value); } catch (Exception ex) { Console.WriteLine("XmlLong, Expression \"" + expression + "\", inputXml \"" + inputXml + "\", Error: " + ex.Message); return 0; } return i; } public static int XmlInt(String expression, string inputXml) { XElement xe; XDocument xd; int i; try { if (inputXml.StartsWith("<?xml")) { xd = XDocument.Parse(inputXml); } else { xd = XDocument.Load(new Uri(inputXml, UriKind.Relative).ToString()); } xe = xd.Root.DescendantsAndSelf().Elements().Where(d => d.Name == expression).First(); i = Int32.Parse(xe.Value); } catch (Exception ex) { Console.WriteLine("XmlInt, Expression \"" + expression + "\", inputXml \"" + inputXml + "\", Error: " + ex.Message); return 0; } return i; } public static string XmlString(String expression, string inputXml) { XElement xe; XDocument xd; try { if (inputXml.StartsWith("<?xml")) { xd = XDocument.Parse(inputXml); } else { xd = XDocument.Load(new Uri(inputXml, UriKind.Relative).ToString()); } xe = xd.Root.DescendantsAndSelf().Elements().Where(d => d.Name == expression).First(); } catch (Exception ex) { Console.WriteLine("XmlString, Expression \"" + expression + "\", inputXml \"" + inputXml + "\", Error: " + ex.Message); return ""; } return xe.Value; } public static bool XmlBool(String expression, string inputXml) { XElement xe; XDocument xd = null; try { if (inputXml.StartsWith("<?xml")) { xd = XDocument.Parse(inputXml); } else { xd = XDocument.Load(new Uri(inputXml, UriKind.Relative).ToString()); } xe = xd.Root.DescendantsAndSelf().Elements().Where(d => d.Name == expression).First(); } catch (Exception ex) { Logging.Error("XML", "XmlBool, Expression \"" + expression + "\", inputXml \"" + xd.ToString() + "\", Error: " + ex.Message); return false; } if ((xe.Value == "true") || (xe.Value == "1")) { return true; } else { return false; } } }