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Finds an attribute with the given name in the given XML node and returns the attribute of the value

using System; using System.Collections.Generic; using System.Text; using System.Xml; namespace JeffFerguson.Gepsio {     internal static class XmlUtilities     {         //------------------------------------------------------------------------------------         // Finds an attribute with the given name in the given XML node and returns the         // attribute of the value. Returns an empty string if no such attribute exists. Works         // for local names as well as names qualified with a namespace identifier.         //------------------------------------------------------------------------------------         internal static string GetAttributeValue(XmlNode Node, string AttributeName)         {             bool NameIncludesNamespaceId;             if (AttributeName.IndexOf(':') == -1)                 NameIncludesNamespaceId = false;             else                 NameIncludesNamespaceId = true;             if (Node == null)                 return string.Empty;             if (Node.Attributes == null)                 return string.Empty;             foreach (XmlAttribute CurrentAttribute in Node.Attributes)             {                 if (NameIncludesNamespaceId == false)                 {                     if (CurrentAttribute.LocalName.Equals(AttributeName) == true)                         return CurrentAttribute.Value;                 }                 else                 {                     if (CurrentAttribute.Name.Equals(AttributeName) == true)                         return CurrentAttribute.Value;                 }             }             return string.Empty;         }         //------------------------------------------------------------------------------------         // Finds an attribute with the given namespace URI and the given local name in the         // given XML node and returns the attribute of the value. Returns an empty string if         // no such attribute exists.         //------------------------------------------------------------------------------------         internal static string GetAttributeValue(XmlNode Node, string AttributeNamespaceUri, string AttributeLocalName)         {             if (Node == null)                 return string.Empty;             if (Node.Attributes == null)                 return string.Empty;              foreach (XmlAttribute CurrentAttribute in Node.Attributes)             {                 if (CurrentAttribute.NamespaceURI.Equals(AttributeNamespaceUri) == true)                 {                     if (CurrentAttribute.LocalName.Equals(AttributeLocalName) == true)                         return CurrentAttribute.Value;                 }             }             return string.Empty;         }     } }