NichtHaskell/Source/Compiler.java

import abstractSyntaxTree.Class.FieldDecl;
import abstractSyntaxTree.Class.MethodDecl;
import abstractSyntaxTree.Class.RefType;
import abstractSyntaxTree.Program;

import java.util.ArrayList;
import java.util.List;

public class Compiler {

    public static void main(String[] args) throws Exception{

        // get file

        Program abstractSyntaxTree = new Program();
        List<FieldDecl> emptyFieldDecl = new ArrayList<>();
        List<MethodDecl> emptyMethodDecl = new ArrayList<>();
        abstractSyntaxTree.classes.add(new RefType(emptyFieldDecl, emptyMethodDecl, null, null));

        abstractSyntaxTree.typeCheck();

        abstractSyntaxTree.codeGen();
    }
}