dk.brics.grammar.operations
Class Grammar2JSAGrammar

java.lang.Object
  dk.brics.grammar.operations.Grammar2JSAGrammar

public class Grammar2JSAGrammar
extends Object

Converter from normalized grammars to JSA grammars.

See Also:

ProductionLengthNormalizer

Constructor Summary

Grammar2JSAGrammar()
Constructs a new converter.

Method Summary

dk.brics.string.grammar.Grammar	convert(Grammar ng) Converts a normalized grammar to JSA grammar representation.
Map<String,dk.brics.string.grammar.Nonterminal>	getNonterminalMap() Returns map from old nonterminals to new nonterminals from the last conversion.

Methods inherited from class java.lang.Object

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

Constructor Detail

Grammar2JSAGrammar

public Grammar2JSAGrammar()

Constructs a new converter.

Method Detail

convert

public dk.brics.string.grammar.Grammar convert(Grammar ng)
                                        throws IllegalArgumentException

Converts a normalized grammar to JSA grammar representation.

Parameters:

ng - grammar to convert

Returns:

JSA grammar

Throws:

IllegalArgumentException - if the input grammar is not normalized

getNonterminalMap

public Map<String,dk.brics.string.grammar.Nonterminal> getNonterminalMap()

Returns map from old nonterminals to new nonterminals from the last conversion.

Returns:

nonterminal map