+++ /dev/null
-package edu.berkeley.sbp;
-import java.io.*;
-import java.util.*;
-import java.lang.reflect.*;
-import java.lang.ref.*;
-import edu.berkeley.sbp.*;
-import edu.berkeley.sbp.util.*;
-
-/** a token of input -- note that this represents an <i>actual input token</i> rather than an <tt>Element</tt> which <i>matches</i> a token */
-public interface Token {
-
- /** this is declared abstract as a way of forcing subclasses to provide a thoughtful implementation */
- public abstract String toString();
-
- /** a sequence of input tokens; returns null when EOF is reached */
- public static interface Stream<Tok> {
- public Tok next(int numstates, int resets, int waits) throws IOException;
- public abstract Location getLocation();
- }
-
- /** a location *between tokens* in the input stream */
- public static interface Location {
- public String toString();
- }
-}
-
-