Method genericType

test/Reflection.java:70–100

()

  public static Hello<Hello<Reflection>>.World<Hello<String>> pinky;

  private static void genericType() throws Exception {
    Field field = Reflection.class.getDeclaredField("egads");
    expect(field.getGenericType() == Integer.TYPE);

    field = Reflection.class.getField("pinky");
    expect("Reflection$Hello$World".equals(field.getType().getName()));
    expect(field.getGenericType() instanceof ParameterizedType);
    ParameterizedType type = (ParameterizedType) field.getGenericType();

    expect(type.getRawType() instanceof Class);
    Class<?> clazz = (Class<?>) type.getRawType();
    expect("Reflection$Hello$World".equals(clazz.getName()));

    expect(type.getOwnerType() instanceof ParameterizedType);
    ParameterizedType owner = (ParameterizedType) type.getOwnerType();
    clazz = (Class<?>) owner.getRawType();
    expect(clazz == Hello.class);

    Type[] args = type.getActualTypeArguments();
    expect(1 == args.length);
    expect(args[0] instanceof ParameterizedType);

    ParameterizedType arg = (ParameterizedType) args[0];
    expect(arg.getRawType() instanceof Class);
    clazz = (Class<?>) arg.getRawType();
    expect("Reflection$Hello".equals(clazz.getName()));

    args = arg.getActualTypeArguments();
    expect(1 == args.length);
    expect(args[0] == String.class);
  }
  
  public static void throwOOME() {
    throw new OutOfMemoryError();