/** The suppressor implementation to use for the current Java version. */
  private static final Suppressor SUPPRESSOR;

  static {
    SuppressingSuppressor suppressingSuppressor = SuppressingSuppressor.tryCreate();
    SUPPRESSOR = suppressingSuppressor == null ? LoggingSuppressor.INSTANCE : suppressingSuppressor;
  }

  /** Creates a new {@link Closer}. */
  public static Closer create() {
    return new Closer(SUPPRESSOR);
  }

  }

  @AndroidIncompatible // TODO(cpovirk): Look up Build.VERSION.SDK_INT reflectively.
  public void testCreate() {
    assertThat(Closer.create().suppressor).isInstanceOf(Closer.SuppressingSuppressor.class);
  }

  public void testNoExceptionsThrown() throws IOException {
    Closer closer = new Closer(suppressor);

    TestCloseable c1 = closer.register(TestCloseable.normal());

  }

  @AndroidIncompatible // TODO(cpovirk): Look up Build.VERSION.SDK_INT reflectively.
  public void testCreate() {
    assertThat(Closer.create().suppressor).isInstanceOf(Closer.SuppressingSuppressor.class);
  }

  public void testNoExceptionsThrown() throws IOException {
    Closer closer = new Closer(suppressor);

    TestCloseable c1 = closer.register(TestCloseable.normal());