private static string ParseXPathString(XPathLexer lexer, XmlNamespaceManager namespaceManager, bool throwOnFailure)
{
int firstTokenChar = lexer.FirstTokenChar;
if (lexer.MoveNext())
{
XPathToken token = lexer.Token;
StringBuilder builder = new StringBuilder(ParseXPathString(lexer, namespaceManager, throwOnFailure));
if (XPathTokenID.NameTest == token.TokenID)
{
string prefix = token.Prefix;
if (!string.IsNullOrEmpty(prefix))
{
string str3 = namespaceManager.LookupNamespace(prefix);
if (!string.IsNullOrEmpty(str3))
{
builder = builder.Replace(prefix, str3, firstTokenChar, prefix.Length);
}
else if (throwOnFailure)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new IndexOutOfRangeException(System.ServiceModel.SR.GetString("ConfigXPathNamespacePrefixNotFound", new object[] { prefix })));
}
}
}
return(builder.ToString());
}
return(lexer.ConsumedSubstring());
}
static string ParseXPathString(XPathLexer lexer, XmlNamespaceManager namespaceManager, bool throwOnFailure)
{
string retVal = String.Empty;
int currentTokenStart = lexer.FirstTokenChar;
if (lexer.MoveNext())
{
XPathToken token = lexer.Token;
StringBuilder xPathString = new StringBuilder(XPathMessageFilterElementComparer.ParseXPathString(lexer, namespaceManager, throwOnFailure));
if (XPathTokenID.NameTest == token.TokenID)
{
string nsPrefix = token.Prefix;
if (!String.IsNullOrEmpty(nsPrefix))
{
string ns = namespaceManager.LookupNamespace(nsPrefix);
if (!String.IsNullOrEmpty(ns))
{
xPathString = xPathString.Replace(nsPrefix, ns, currentTokenStart, nsPrefix.Length);
}
else
{
if (throwOnFailure)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new IndexOutOfRangeException(SR.GetString(SR.ConfigXPathNamespacePrefixNotFound, nsPrefix)));
}
}
}
}
retVal = xPathString.ToString();
}
else
{
retVal = lexer.ConsumedSubstring();
}
return(retVal);
}