package org.antlr.v4.codegen.model;
import org.antlr.v4.codegen.OutputModelFactory;
import org.antlr.v4.runtime.misc.Pair;
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.AltAST;
import java.util.LinkedHashMap;
import java.util.LinkedHashSet;
import java.util.List;
import java.util.Map;
import java.util.Set;
public class ListenerFile extends OutputFile {
public String genPackage;
public String accessLevel;
public String exportMacro;
public String grammarName;
public String parserName;
public Set<String> listenerNames = new LinkedHashSet<String>();
public Map<String, String> listenerLabelRuleNames = new LinkedHashMap<String, String>();
@ModelElement public Action ;
@ModelElement public Map<String, Action> namedActions;
public ListenerFile(OutputModelFactory factory, String fileName) {
super(factory, fileName);
Grammar g = factory.getGrammar();
parserName = g.getRecognizerName();
grammarName = g.name;
namedActions = buildNamedActions(factory.getGrammar());
for (Rule r : g.rules.values()) {
Map<String, List<Pair<Integer,AltAST>>> labels = r.getAltLabels();
if ( labels!=null ) {
for (Map.Entry<String, List<Pair<Integer, AltAST>>> pair : labels.entrySet()) {
listenerNames.add(pair.getKey());
listenerLabelRuleNames.put(pair.getKey(), r.name);
}
}
else {
listenerNames.add(r.name);
}
}
ActionAST ast = g.namedActions.get("header");
if ( ast!=null ) header = new Action(factory, ast);
genPackage = g.tool.genPackage;
accessLevel = g.getOptionString("accessLevel");
exportMacro = g.getOptionString("exportMacro");
}
}