globalCertsDir, err = newConfigDir(certsDir, certsSet, defaultCertsDir.Get)
	logger.FatalIf(err, "Unable to initialize the certs directory")

	// Remove this code when we deprecate and remove config-dir.
	// This code is to make sure we inherit from the config-dir
	// option if certs-dir is not provided.
	if !certsSet && configSet {

			// if all objects are not deleted yet this call may fail.
			return clnt.RemoveBucket(cctx, bucket)
		}

		objectsCh := make(chan minio.ObjectInfo)

		// Send object names that are needed to be removed to objectsCh
		go func() {
			defer xioutil.SafeClose(objectsCh)
			opts := minio.ListObjectsOptions{
				Prefix:    prefix,
				Recursive: true,
			}

      return delegate.poll();
    }

    @Override
    public E remove() {
      assertTrue(Thread.holdsLock(mutex));
      return delegate.remove();
    }

    @Override
    public boolean remove(Object object) {
      assertTrue(Thread.holdsLock(mutex));
      return delegate.remove(object);
    }

    @Override
    public @Nullable E peek() {

		t.Fatal(err)
	}

	// Remove the object - to simulate the case where the disk was down when the object
	// was created.
	err = removeAll(pathJoin(disk.String(), bucket, object))
	if err != nil {
		t.Fatal(err)
	}

	// Checking abandoned parts should do nothing
	err = er.checkAbandonedParts(ctx, bucket, object, madmin.HealOpts{ScanMode: madmin.HealNormalScan, Remove: true})
	if err != nil {
		t.Fatal(err)

    }
  }

  /**
   * A sensible definition of {@link #poll} in terms of {@link #remove}. If you override {@link
   * #remove}, you may wish to override {@link #poll} to forward to this implementation.
   *
   * @since 7.0
   */
  protected @Nullable E standardPoll() {
    try {
      return remove();
    } catch (NoSuchElementException caught) {
      return null;
    }
  }

      return delegate.poll();
    }

    @Override
    public E remove() {
      assertTrue(Thread.holdsLock(mutex));
      return delegate.remove();
    }

    @Override
    public boolean remove(Object object) {
      assertTrue(Thread.holdsLock(mutex));
      return delegate.remove(object);
    }

    @Override
    public @Nullable E peek() {

    }

    /**
     * @throws Exception
     */
    @Test
    public void testRemove() throws Exception {
        assertThat(map.remove("1"), is("test"));
        assertThat(map.size(), is(2));
        assertThat(map.remove("dummy"), is(nullValue()));
        assertThat(map.remove(0), is(nullValue()));
    }

    /**
     * @throws Exception
     */
    @Test
    public void testRemove2() throws Exception {

   * this graph.
   *
   * <p>This is equal to the union of {@link #predecessors(Object)} and {@link #successors(Object)}.
   *
   * <p>If {@code node} is removed from the graph after this method is called, the {@code Set}
   * {@code view} returned by this method will be invalidated, and will throw {@code
   * IllegalStateException} if it is accessed in any way, with the following exceptions:

              }

              @Override
              public @Nullable String remove(Object key) {
                return map.remove(key);
              }

              @Override
              public boolean remove(Object key, Object value) {
                return map.remove(key, value);
              }

              class EntrySet extends AbstractSet<Map.Entry<String, String>> {

    int initialSize = getList().size();
    assertTrue("remove(present) should return true", getList().remove(duplicate));
    assertTrue(
        "After remove(duplicate), a list should still contain the duplicate element",
        getList().contains(duplicate));
    assertFalse(
        "remove(duplicate) should remove the first instance of the "
            + "duplicate element in the list",