assertEquals(7, (int) map.getInstance(TypeToken.of(Integer.class)));

    // Won't compile: map.putInstance(Double.class, new Long(42));
  }

  public void testNull() {
    assertThrows(
        NullPointerException.class,
        () -> map.putInstance((TypeToken<Integer>) null, Integer.valueOf(1)));
    map.putInstance(Integer.class, null);
    assertTrue(map.containsKey(TypeToken.of(Integer.class)));

        }
      }
    }
  }

  public void testToArray_withNull() {
    List<@Nullable Double> list = Arrays.asList(0.0, 1.0, null);
    assertThrows(NullPointerException.class, () -> Doubles.toArray(list));
  }

  public void testToArray_withConversion() {
    double[] array = {0.0, 1.0, 2.0};

    List<Byte> bytes = Arrays.asList((byte) 0, (byte) 1, (byte) 2);

    internal var resolvePrivateAddresses = false
    internal var resolvePublicAddresses = true

    fun build(): DnsOverHttps {
      val client = this.client ?: throw NullPointerException("client not set")
      return DnsOverHttps(
        client.newBuilder().dns(buildBootstrapClient(this)).build(),
        checkNotNull(url) { "url not set" },
        includeIPv6,
        post,

## Version 4.9.1

_2021-01-30_

 *  Fix: Work around a crash in Android 10 and 11 that may be triggered when two threads
    concurrently close an SSL socket. This would have appeared in crash logs as
    `NullPointerException: bio == null`.


## Version 4.9.0

_2020-09-11_

**With this release, `okhttp-tls` no longer depends on Bouncy Castle and doesn't install the

    void openCopyTargetFile_nullDest_throwsNPE() {
        // Arrange
        SmbFile dest = null;

        // Act + Assert
        assertThrows(NullPointerException.class, () -> SmbCopyUtil.openCopyTargetFile(dest, SmbConstants.ATTR_NORMAL, false));
    }

    // --- Tests for copyFile exception handling branch ---

    @Nested
    class CopyFileExceptions {

        queryFieldConfig.apiResponseFieldSet = null;

        try {
            queryFieldConfig.isApiResponseField("field1");
            fail("Should throw NullPointerException");
        } catch (NullPointerException e) {
            // Expected
        }
    }

    public void test_getResponseFields() {
        String[] fields = { "field1", "field2", "field3" };

   * safe to do so. The exact circumstances under which a copy will or will not be performed are
   * undocumented and subject to change.
   *
   * @throws NullPointerException if any key or value in {@code multimap} is null
   */
  public static <K, V> ImmutableListMultimap<K, V> copyOf(
      Multimap<? extends K, ? extends V> multimap) {
    if (multimap.isEmpty()) {

        this.connection.setReadTimeout(timeout);
    }

    @Override
    public void setRequestProperty(final String key, final String value) {
        if (key == null) {
            throw new NullPointerException();
        }
        final List<String> values = new ArrayList<>();
        values.add(value);
        boolean found = false;

        ComponentUtil.register(mockServletContext, "servletContext");

        try {
            suggestJob.executeSuggestCreator();
        } catch (NullPointerException e) {
            // ServletContext mock issue - skip test
            return;
        } finally {
            // Clean up if needed
        }

    void getters_withoutTree_throwNPE(String name, org.junit.jupiter.api.function.Executable call) {
        // Each call is invalid without a held tree and should throw NPE
        assertThrows(NullPointerException.class, call);
    }

    static java.util.stream.Stream<Arguments> wrapExceptions() {
        CIFSContext ctx = mock(CIFSContext.class);