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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.model;

import org.antlr.v4.codegen.OutputModelFactory;
import org.antlr.v4.codegen.model.chunk.ActionChunk;
import org.antlr.v4.codegen.model.chunk.ActionText;
import org.antlr.v4.tool.Grammar;
import org.antlr.v4.tool.ast.ActionAST;

import java.util.HashMap;
import java.util.Map;

/** */
public class ParserFile extends OutputFile {
	public String genPackage; // from -package cmd-line
	@ModelElement public Parser parser;
	@ModelElement public Map namedActions;
	@ModelElement public ActionChunk contextSuperClass;
	public Boolean genListener = false;
	public Boolean genVisitor = false;
	public String grammarName;

	public ParserFile(OutputModelFactory factory, String fileName) {
		super(factory, fileName);
		Grammar g = factory.getGrammar();
		namedActions = new HashMap();
		for (String name : g.namedActions.keySet()) {
			ActionAST ast = g.namedActions.get(name);
			namedActions.put(name, new Action(factory, ast));
		}
		genPackage = g.tool.genPackage;
		// need the below members in the ST for Python
		genListener = g.tool.gen_listener;
		genVisitor = g.tool.gen_visitor;
		grammarName = g.name;

		if (g.getOptionString("contextSuperClass") != null) {
			contextSuperClass = new ActionText(null, g.getOptionString("contextSuperClass"));
		}
	}
}