static public bool DevolveURIWithNamespace(INamespaceMapper mapper, string s, out string uri, out string prefix, out string atom)
{
atom = null;
uri = null;
prefix = null;
foreach (var pfx in LockInfo.WithLock <IEnumerable <string> >(mapper, mapper.Prefixes.ToArray))
{
prefix = pfx;
var uril = LockInfo.WithLock(mapper, () => mapper.GetNamespaceUri(pfx));
uri = uril.ToString();
int len = uri.Length;
if (len > 0 && s.StartsWith(uri))
{
if (String.IsNullOrEmpty(prefix))
{
prefix = LockInfo.WithLock(mapper, () => mapper.GetPrefix(uril));
}
atom = s.Substring(len);
return(true);
}
string prefixc = prefix + ":";
if (s.StartsWith(prefixc))
{
atom = s.Substring(prefixc.Length);
return(true);
}
}
atom = null;
uri = null;
prefix = null;
return(false);
}
private static string Uri2QName(SNamespaceMap mapLocal, string uri, INamespaceMapper globalNamespaceMaper)
{
string qname;
if (mapLocal.ReduceToQName(uri, out qname))
{
return(qname);
}
string shortName;
Uri urlNs;
SplitUrl(uri, out shortName, out urlNs);
var prefix = globalNamespaceMaper.GetPrefix(urlNs);
if (prefix == null)
{
string p = "ns";
int i = 0;
while (mapLocal.HasNamespace(prefix = p + i + ":") ||
globalNamespaceMaper.HasNamespace(prefix))
{
i++;
}
}
mapLocal.AddNamespace(prefix, urlNs);
return(prefix + shortName);
}
