new AbstractLoadingCache<Object, Object>() {
          @Override
          public Object get(Object key) throws ExecutionException {
            Object v = valueRef.get();
            if (v == null) {
              throw new ExecutionException(cause);
            }
            return v;
          }

          @Override
          public @Nullable Object getIfPresent(Object key) {

  /**
   * The collection must not throw {@code NullPointerException} on calls such as {@code
   * contains(null)} or {@code remove(null)}, but instead must return a simple {@code false}.
   */
  ALLOWS_NULL_QUERIES,
  ALLOWS_NULL_VALUES(ALLOWS_NULL_QUERIES),

  /**
   * Indicates that a collection disallows certain elements (other than {@code null}, whose validity

            public String findTool(String toolName) {
                return null;
            }
        };
    }

    private DefaultToolchain newDefaultToolchain(ToolchainModel model, String type) {
        return new DefaultToolchain(model, type, logger) {
            @Override
            public String findTool(String toolName) {
                return null;
            }
        };
    }

    @Test

        Thread th = new Thread(() -> {
            try {
                Thread.sleep(1000);
            } catch (InterruptedException ignore) {}
            deferred.resolve(new SuggestResponse("", 0, Collections.emptyList(), 0, null));
        });
        th.start();

        final CountDownLatch latch = new CountDownLatch(1);
        deferred.promise().then(response -> latch.countDown());
        assertTrue(latch.await(10, TimeUnit.SECONDS));

  @StartStop
  private val server = MockWebServer()

  private var client = clientTestRule.newClient()

  @Test
  fun testNetscapeResponse() {
    val cookieManager = CookieManager(null, CookiePolicy.ACCEPT_ORIGINAL_SERVER)
    client =
      client
        .newBuilder()
        .cookieJar(JavaNetCookieJar(cookieManager))
        .build()
    val urlWithIpAddress = urlWithIpAddress(server, "/path/foo")

  private List<Entry<K, V>> containsNullValue;

  @Override
  public void setUp() throws Exception {
    super.setUp();
    containsNullKey = singletonList(entry(null, v3()));
    containsNullValue = singletonList(entry(k3(), null));
  }

  @MapFeature.Require(SUPPORTS_PUT)
  public void testPutAll_supportedNothing() {
    getMap().putAll(emptyMap());
    expectUnchanged();
  }

        result = prime * result + ((exception == null) ? 0 : exception.hashCode());
        result = prime * result + ((localFile == null) ? 0 : localFile.hashCode());
        result = prime * result + requestType;
        return result;
    }

    @Override
    public boolean equals(Object obj) {
        if (this == obj) {
            return true;
        }
        if ((obj == null) || (getClass() != obj.getClass())) {

                artifact.getGroupId(),
                artifact.getArtifactId(),
                artifact.getVersion(),
                artifact.getType(),
                artifact.getClassifier(),
                null,
                artifact.getDownloadUrl(),
                artifact.getDependencyTrail());
    }

    protected ArtifactNotFoundException(

    protected Hashtable<String, String> env;

    /** The name of the user. */
    protected String name;

    /** The permissions of the user. */
    protected String[] permissions = null;

    /**
     * Constructs a new LDAP user.
     *
     * @param env The environment for LDAP connection.
     * @param name The name of the user.
     */

        final StringBuilder tempBuf = new StringBuilder();
        tempBuf.append('"').append(key).append("\":");
        try {
            final Object value = supplier.get();
            if (value == null) {
                tempBuf.append("null");
            } else if (value instanceof Integer || value instanceof Long) {
                tempBuf.append(value);
            } else if (value instanceof Short) {