public PrefixPhrase <O> getMatchingPrefix(ParsedUri purl)
{
String host = purl.Host;
// domainPrefix is a child of this, the root (with no parent)
PrefixPhrase <O> hostPrefix = LookupChild(host);
// children of hostPrefix
String path = purl.AbsolutePath;
return((hostPrefix == null) ? null : hostPrefix.GetMatchingPrefix(path, 1, separator)); // skip over starting '/'
}
public PrefixPhrase <O> GetMatchingPrefix(String input, int start, char seperator)
{
if (IsTerminal())
{
return(this);
}
int seperatorIndex = input.IndexOf(seperator, start);
if (seperatorIndex > 0)
{
String key = input.Substring(start, seperatorIndex - start);
PrefixPhrase <O> childPrefixPhrase = childPhraseMap.Get(key);
if (childPrefixPhrase != null)
{
return((seperatorIndex < input.Length) ? childPrefixPhrase.GetMatchingPrefix(input, seperatorIndex + 1, seperator) : this);
}
}
return(null);
}