T - public interface Callback<T>
Callback interface for the Action
class. Callback.handle is invoked when the Action
parser the Callback is associated with fires.Actionvoid handle(char[] buf,
int start,
int end,
T udata)
Action fires.buf - The buffer being parsedstart - The start offset of the match.end - The end offset of the match. If start == end, an
empty match occurred.udata - The user specified object that was passed to
Parser.parse.