fr.umlv.tatoo.runtime.parser
Class LookaheadMap<T,V>

java.lang.Object
  fr.umlv.tatoo.runtime.parser.LookaheadMap<T,V>

Type Parameters:

T - type of terminals.

V - type of versions.

public abstract class LookaheadMap<T,V>
extends Object

Map each parser state with the set of terminals the parser that will not lead to an error from this state.

Constructor Summary

LookaheadMap()

Method Summary

abstract Set<? extends T>

getLookahead(int state, V version) Returns the current lookahead set of terminal

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

LookaheadMap

public LookaheadMap()

Method Detail

getLookahead

public abstract Set<? extends T> getLookahead(int state,
                                              V version)

Returns the current lookahead set of terminal

Parameters:

state - current parser state.

version - current parser version.

Returns:

the current lookahead set of terminal.