public static string GetXmlRootSignature(XmlRootAttribute root)
{
var sb = new StringBuilder();
XmlAttributeOverridesThumbprinter.AddXmlRootPrint(root, sb);
return(sb.ToString());
}
public static string GetOverridesSignature(XmlAttributeOverrides overrides)
{
// GetHashCode looks at something other than the content
// of XmlOverrideAttributes and comes up with different
// hash values for two instances that would produce
// the same XML is the were applied to the XmlSerializer.
// Therefore I need to do something more intelligent
// to normalize the content of XmlAttributeOverrides
// or extract a thumbpront that only accounts for the
// attributes in XmlAttributeOverrides.
// The main problems is that
// I can only access the hashtables that store the
// overriding attributes through reflection, i.e.
// I can't run the XmlSerializerCache in a partially
// trusted security context.
//
// Also, the extra computation to create a purely
// content-based thumbprint not offset the savings.
//
// If none if these were an issue I'd simply say:
// return overrides.GetHashCode().ToString();
string thumbPrint = null;
if (null != overrides)
{
thumbPrint = XmlAttributeOverridesThumbprinter.GetThumbprint(overrides);
}
return(thumbPrint);
}
