#fixed code
                                @NotNull
    public List<Entry> generate(@NotNull Scope scope, @NotNull String path) {
        List<Entry> result = new ArrayList<Entry>();

        Set<Binding> entries = new TreeSet<Binding>();
        for (Binding b : scope.values()) {
            if (!b.isSynthetic()
                    && !b.isBuiltin()
                    && !b.getDefs().isEmpty()
                    && path.equals(b.getSingle().getFile())) {
                entries.add(b);
            }
        }

        for (Binding nb : entries) {
            Def signode = nb.getSingle();
            List<Entry> kids = null;

            if (nb.getKind() == Binding.Kind.CLASS) {
                Type realType = nb.getType();
                if (realType.isUnionType()) {
                    for (Type t : realType.asUnionType().getTypes()) {
                        if (t.isClassType()) {
                            realType = t;
                            break;
                        }
                    }
                }
                kids = generate(realType.getTable(), path);
            }

            Entry kid = kids != null ? new Branch() : new Leaf();
            kid.setOffset(signode.getStart());
            kid.setQname(nb.getQname());
            kid.setKind(nb.getKind());

            if (kids != null) {
                kid.setChildren(kids);
            }
            result.add(kid);
        }
        return result;
    }
#vulnerable code 
                                @NotNull
    public List<Entry> generate(@NotNull Scope scope, @NotNull String path) {
        List<Entry> result = new ArrayList<Entry>();

        Set<Binding> entries = new TreeSet<Binding>();
        for (Binding b : scope.values()) {
            if (!b.isSynthetic()
                    && !b.isBuiltin()
                    && !b.getDefs().isEmpty()
                    && path.equals(b.getFirstNode().getFile())) {
                entries.add(b);
            }
        }

        for (Binding nb : entries) {
            Def signode = nb.getFirstNode();
            List<Entry> kids = null;

            if (nb.getKind() == Binding.Kind.CLASS) {
                Type realType = nb.getType();
                if (realType.isUnionType()) {
                    for (Type t : realType.asUnionType().getTypes()) {
                        if (t.isClassType()) {
                            realType = t;
                            break;
                        }
                    }
                }
                kids = generate(realType.getTable(), path);
            }

            Entry kid = kids != null ? new Branch() : new Leaf();
            kid.setOffset(signode.getStart());
            kid.setQname(nb.getQname());
            kid.setKind(nb.getKind());

            if (kids != null) {
                kid.setChildren(kids);
            }
            result.add(kid);
        }
        return result;
    } 
                            #location 10 
                            #vulnerability type NULL_DEREFERENCE