private static void WrapCachedMapping(NamespaceDeclaration prefix, out ReadOnlyXmlnsMapping readOnlyMapping)
{
XmlnsMapping mapping = new XmlnsMapping();
XNamespace xmlns = XNamespace.Get(prefix.Namespace);
if (!AssemblyCache.XmlnsMappings.TryGetValue(xmlns, out mapping))
{
// Match a namespace of the form "clr-namespace:<namespace-name>;assembly=<assembly-name>"
Match match = assemblyQualifiedNamespaceRegex.Match(prefix.Namespace);
if (match.Success)
{
mapping.ImportReferences = new HashSet <VisualBasicImportReference>();
mapping.ImportReferences.Add(
new VisualBasicImportReference
{
Assembly = match.Groups["assembly"].Value,
Import = match.Groups["namespace"].Value,
Xmlns = xmlns
});
}
else
{
mapping.ImportReferences = new HashSet <VisualBasicImportReference>();
}
AssemblyCache.XmlnsMappings[xmlns] = mapping;
}
// ReadOnlyXmlnsMapping constructor tolerates an empty mapping being passed in.
readOnlyMapping = new ReadOnlyXmlnsMapping(mapping);
}
internal ReadOnlyXmlnsMapping(XmlnsMapping mapping)
{
this.wrappedMapping = mapping;
}
