assertEquals(int[][].class.getName(), Types.toString(int[][].class));
    assertEquals(String[].class.getName(), Types.toString(String[].class));
    Type elementType = List.class.getTypeParameters()[0];
    assertEquals(elementType.toString(), Types.toString(elementType));
  }

  public void testNullPointers() {
    new NullPointerTester().testStaticMethods(Types.class, Visibility.PACKAGE);
  }

    assertEquals(int[][].class.getName(), Types.toString(int[][].class));
    assertEquals(String[].class.getName(), Types.toString(String[].class));
    Type elementType = List.class.getTypeParameters()[0];
    assertEquals(elementType.toString(), Types.toString(elementType));
  }

  public void testNullPointers() {
    new NullPointerTester().testStaticMethods(Types.class, Visibility.PACKAGE);
  }

    final TypeSignature typeSignature;

    MethodSignature(Method method) {
      name = method.getName();
      parameterTypes = asList(method.getParameterTypes());
      typeSignature = new TypeSignature(method.getTypeParameters());
    }

    @Override
    public boolean equals(@Nullable Object obj) {
      if (obj instanceof MethodSignature) {
        MethodSignature other = (MethodSignature) obj;

    final TypeSignature typeSignature;

    MethodSignature(Method method) {
      name = method.getName();
      parameterTypes = asList(method.getParameterTypes());
      typeSignature = new TypeSignature(method.getTypeParameters());
    }

    @Override
    public boolean equals(@Nullable Object obj) {
      if (obj instanceof MethodSignature) {
        MethodSignature other = (MethodSignature) obj;

    }

    @Override
    void visitParameterizedType(ParameterizedType parameterizedType) {
      Class<?> rawClass = (Class<?>) parameterizedType.getRawType();
      TypeVariable<?>[] vars = rawClass.getTypeParameters();
      Type[] typeArgs = parameterizedType.getActualTypeArguments();
      checkState(vars.length == typeArgs.length);
      for (int i = 0; i < vars.length; i++) {

      return defaultType;
    }
    if (type.getRawType() == Converter.class) {
      TypeToken<?> convertFromType = type.resolveType(Converter.class.getTypeParameters()[0]);
      TypeToken<?> convertToType = type.resolveType(Converter.class.getTypeParameters()[1]);
      @SuppressWarnings("unchecked") // returns default for both F and T
      T defaultConverter = (T) defaultConverter(convertFromType, convertToType);

        assertArgumentNotNull("clazz", clazz);

        final Map<TypeVariable<?>, Type> map = CollectionsUtil.newLinkedHashMap();

        final TypeVariable<?>[] typeParameters = clazz.getTypeParameters();
        for (final TypeVariable<?> typeParameter : typeParameters) {
            map.put(typeParameter, getActualClass(typeParameter.getBounds()[0], map));
        }

    if (generate != null) {
      ImmutableList<Parameter> params = Invokable.from(generate).getParameters();
      List<Object> args = Lists.newArrayListWithCapacity(params.size());
      TypeVariable<?>[] typeVars = rawType.getTypeParameters();
      for (int i = 0; i < params.size(); i++) {
        TypeToken<?> paramType = type.resolveType(typeVars[i]);
        // We require all @Generates methods to either be parameter-less or accept non-null

    if (generate != null) {
      ImmutableList<Parameter> params = Invokable.from(generate).getParameters();
      List<Object> args = Lists.newArrayListWithCapacity(params.size());
      TypeVariable<?>[] typeVars = rawType.getTypeParameters();
      for (int i = 0; i < params.size(); i++) {
        TypeToken<?> paramType = type.resolveType(typeVars[i]);
        // We require all @Generates methods to either be parameter-less or accept non-null