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The ANTLR 4 grammar compiler.
There is a newer version: 4.9.0
/*
 * [The "BSD license"]
 *  Copyright (c) 2012 Terence Parr
 *  Copyright (c) 2012 Sam Harwell
 *  All rights reserved.
 *
 *  Redistribution and use in source and binary forms, with or without
 *  modification, are permitted provided that the following conditions
 *  are met:
 *
 *  1. Redistributions of source code must retain the above copyright
 *     notice, this list of conditions and the following disclaimer.
 *  2. Redistributions in binary form must reproduce the above copyright
 *     notice, this list of conditions and the following disclaimer in the
 *     documentation and/or other materials provided with the distribution.
 *  3. The name of the author may not be used to endorse or promote products
 *     derived from this software without specific prior written permission.
 *
 *  THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
 *  IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 *  OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 *  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
 *  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 *  NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 *  DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 *  THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 *  THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

package org.antlr.v4.codegen;

import org.antlr.v4.codegen.model.Choice;
import org.antlr.v4.codegen.model.CodeBlockForAlt;
import org.antlr.v4.codegen.model.CodeBlockForOuterMostAlt;
import org.antlr.v4.codegen.model.LabeledOp;
import org.antlr.v4.codegen.model.Lexer;
import org.antlr.v4.codegen.model.LexerFile;
import org.antlr.v4.codegen.model.OutputModelObject;
import org.antlr.v4.codegen.model.Parser;
import org.antlr.v4.codegen.model.ParserFile;
import org.antlr.v4.codegen.model.RuleFunction;
import org.antlr.v4.codegen.model.SrcOp;
import org.antlr.v4.codegen.model.decl.CodeBlock;
import org.antlr.v4.runtime.misc.IntervalSet;
import org.antlr.v4.runtime.misc.NotNull;
import org.antlr.v4.tool.Alternative;
import org.antlr.v4.tool.Grammar;
import org.antlr.v4.tool.Rule;
import org.antlr.v4.tool.ast.ActionAST;
import org.antlr.v4.tool.ast.BlockAST;
import org.antlr.v4.tool.ast.GrammarAST;

import java.util.List;

public interface OutputModelFactory {
	Grammar getGrammar();

	@NotNull
	CodeGenerator getGenerator();

	@NotNull
	Target getTarget();

	void setController(OutputModelController controller);

	OutputModelController getController();

	ParserFile parserFile(String fileName);

	Parser parser(ParserFile file);

	LexerFile lexerFile(String fileName);

	Lexer lexer(LexerFile file);

	RuleFunction rule(Rule r);

	List rulePostamble(RuleFunction function, Rule r);

	// ELEMENT TRIGGERS

	CodeBlockForAlt alternative(Alternative alt, boolean outerMost);

	CodeBlockForAlt finishAlternative(CodeBlockForAlt blk, List ops);

	CodeBlockForAlt epsilon(Alternative alt, boolean outerMost);

	List ruleRef(GrammarAST ID, GrammarAST label, GrammarAST args);

	List tokenRef(GrammarAST ID, GrammarAST label, GrammarAST args);

	List stringRef(GrammarAST ID, GrammarAST label);

	List set(GrammarAST setAST, GrammarAST label, boolean invert);

	List wildcard(GrammarAST ast, GrammarAST labelAST);

	List action(ActionAST ast);

	List sempred(ActionAST ast);

	Choice getChoiceBlock(BlockAST blkAST, List alts, GrammarAST label);

	Choice getEBNFBlock(GrammarAST ebnfRoot, List alts);

	Choice getLL1ChoiceBlock(BlockAST blkAST, List alts);

	Choice getComplexChoiceBlock(BlockAST blkAST, List alts);

	Choice getLL1EBNFBlock(GrammarAST ebnfRoot, List alts);

	Choice getComplexEBNFBlock(GrammarAST ebnfRoot, List alts);

	List getLL1Test(IntervalSet look, GrammarAST blkAST);

	boolean needsImplicitLabel(GrammarAST ID, LabeledOp op);

	// CONTEXT INFO

	OutputModelObject getRoot();

	RuleFunction getCurrentRuleFunction();

	Alternative getCurrentOuterMostAlt();

	CodeBlock getCurrentBlock();

	CodeBlockForOuterMostAlt getCurrentOuterMostAlternativeBlock();

	int getCodeBlockLevel();

	int getTreeLevel();

}