* undocumented and subject to change.
   *
   * <p>This method is not type-safe, as it may be called on a map with keys that are not mutually
   * comparable.
   *
   * @throws ClassCastException if the keys in {@code map} are not mutually comparable
   * @throws NullPointerException if any key or value in {@code map} is null

        SID sid = new SID(adminSidString);
        SID unwrapped = sid.unwrap(SID.class);
        assertNotNull(unwrapped);
        assertEquals(sid, unwrapped);

        assertThrows(ClassCastException.class, () -> sid.unwrap(String.class));
    }

    /**
     * Test the resolve method.
     *
     * @throws IOException if an I/O error occurs
     */
    @Test

_2017-11-18_

 *  New: Recover gracefully when Android's DNS crashes with an unexpected
    `NullPointerException`.
 *  New: Recover gracefully when Android's socket connections crash with an
    unexpected `ClassCastException`.
 *  Fix: Don't include the URL's fragment in `encodedQuery()` when the query
    itself is empty.

## Version 3.9.0

_2017-09-03_

            }

            @Override
            public <T extends SmbPipeHandle> T unwrap(Class<T> type) {
                return null;
            }
        }
        assertThrows(ClassCastException.class, () -> {
            OtherPipeHandle result = handle.unwrap(OtherPipeHandle.class);
        });
    }

    @Test
    @DisplayName("getPipeType and getPipe delegate to SmbNamedPipe")

            return Iterators.asEnumeration(
                Arrays.<Object>asList(Integer.valueOf(123), "first").iterator());
          }
        };

    assertThrows(ClassCastException.class, () -> Maps.fromProperties(properties));
  }

  public void testAsConverter_nominal() throws Exception {
    ImmutableBiMap<String, Integer> biMap =
        ImmutableBiMap.of(
            "one", 1,