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/*
* Copyright (c) 2012-2017 The ANTLR Project. All rights reserved.
* Use of this file is governed by the BSD 3-clause license that
* can be found in the LICENSE.txt file in the project root.
*/
package org.antlr.v4.runtime;
import org.antlr.v4.runtime.misc.Pair;
/** The default mechanism for creating tokens. It's used by default in Lexer and
* the error handling strategy (to create missing tokens). Notifying the parser
* of a new factory means that it notifies its token source and error strategy.
*/
public interface TokenFactory {
/** This is the method used to create tokens in the lexer and in the
* error handling strategy. If text!=null, than the start and stop positions
* are wiped to -1 in the text override is set in the CommonToken.
*/
Symbol create(Pair source, int type, String text,
int channel, int start, int stop,
int line, int charPositionInLine);
/** Generically useful */
Symbol create(int type, String text);
}