JavaPatternMatching/src/de/dhbwstuttgart/parser/JavaTXParser.java

package de.dhbwstuttgart.parser;

import de.dhbwstuttgart.parser.antlr.Java8Lexer;
import de.dhbwstuttgart.parser.antlr.Java8Parser;
import de.dhbwstuttgart.syntaxtree.ClassOrInterface;
import de.dhbwstuttgart.syntaxtree.SourceFile;
import de.dhbwstuttgart.syntaxtree.modifier.Modifier;
import de.dhbwstuttgart.typecheck.JavaClassRegistry;
import org.antlr.v4.runtime.ANTLRInputStream;
import org.antlr.v4.runtime.CommonTokenStream;

import java.io.*;
import java.util.ArrayList;
import java.util.List;

public class JavaTXParser {
    public SourceFile parse(File sourceFile) throws IOException {
        InputStream stream = new FileInputStream(sourceFile);
        ANTLRInputStream input = new ANTLRInputStream(stream);
        Java8Lexer lexer = new Java8Lexer(input);
        CommonTokenStream tokens = new CommonTokenStream(lexer);
        Java8Parser parser = new Java8Parser(tokens);
        Java8Parser.CompilationUnitContext tree = parser.compilationUnit();


        SyntaxTreeGenerator generator = new SyntaxTreeGenerator(new JavaClassRegistry(generateJavaLangNames()));
        return generator.convert(tree);
    }

    private List<String> generateJavaLangNames(){
        List<String> ret = new ArrayList<>();

        //TODO: Eigentlich sind es noch viele mehr:
        ret.add("java.lang.String");
        ret.add("java.lang.Boolean");
        ret.add("java.lang.Integer");
        ret.add("java.lang.Double");
        ret.add("java.lang.Float");
        ret.add("java.lang.Long");
        ret.add("java.lang.Byte");

        return ret;
    }
}