}

    return new FilteredCollection<>(checkNotNull(unfiltered), checkNotNull(predicate));
  }

  /**
   * Delegates to {@link Collection#contains}. Returns {@code false} if the {@code contains} method
   * throws a {@code ClassCastException} or {@code NullPointerException}.
   */
  static boolean safeContains(Collection<?> collection, @Nullable Object object) {
    checkNotNull(collection);
    try {

  }

  public void testNoForwardingOfDefaultMethod() throws Exception {
    ExecutorService delegate =
        new ThreadPoolExecutor(0, Integer.MAX_VALUE, 60, SECONDS, new SynchronousQueue<>()) {
          @Override
          public void close() {
            throw new AssertionError(
                "ForwardingExecutorService should have used the default method"

    public void registerConverter(ConfigurationConverter converter) {
        delegate.registerConverter(converter);
    }

    @Override
    public ConfigurationConverter lookupConverterForType(Class<?> type) throws ComponentConfigurationException {
        ConfigurationConverter converter = delegate.lookupConverterForType(type);
        return converter.getClass().equals(ObjectWithFieldsConverter.class)

 */
@Deprecated(since = "4.0.0")
public interface ToolchainFactory {
    /**
     * Create instance of toolchain.
     **/
    ToolchainPrivate createToolchain(ToolchainModel model) throws MisconfiguredToolchainException;

    /**
     * Returns the default instance of the particular type of toolchain, can return <code>null</code>
     * if not applicable.
     * TODO keep around??
     **/

 * of {@link ConsumerPomArtifactTransformer}.
 */
interface PomBuilder {
    Model build(RepositorySystemSession session, MavenProject project, ModelSource src)
            throws ModelBuilderException, IOException, XMLStreamException;

    public byte[] getName() {
        return CONTEXT_NAME_BYTES;
    }

    @Override
    public int decode(byte[] buffer, int bufferIndex, int len) throws SMBProtocolDecodingException {
        // Reconnect response has no data - length should be 0
        if (len != 0) {
            throw new SMBProtocolDecodingException("Invalid durable handle reconnect response length: " + len);
        }

        // No data to decode
        return 0;

    protected File getLocalRepositoryPath() {
        return getTestFile("target/test-classes/inheritance-repo/" + getTestSeries());
    }

    @Override
    @BeforeEach
    public void setUp() throws Exception {
        super.setUp();
        EmptyLifecycleBindingsInjector.useEmpty();
    }

 * java.util.ServiceLoader} mechanism.
 */
@GwtIncompatible
interface PatternCompiler {
  /**
   * Compiles the given pattern.
   *
   * @throws IllegalArgumentException if the pattern is invalid
   */
  @RestrictedApi(
      explanation = "PatternCompiler is an implementation detail of com.google.common.base",
      allowedOnPath = ".*/com/google/common/base/.*")

 * java.util.ServiceLoader} mechanism.
 */
@GwtIncompatible
interface PatternCompiler {
  /**
   * Compiles the given pattern.
   *
   * @throws IllegalArgumentException if the pattern is invalid
   */
  @RestrictedApi(
      explanation = "PatternCompiler is an implementation detail of com.google.common.base",
      allowedOnPath = ".*/com/google/common/base/.*")

    public Decrypt(MessageBuilderFactory messageBuilderFactory, SecDispatcher secDispatcher) {
        super(messageBuilderFactory, secDispatcher);
    }

    @Override
    protected int doExecute(EncryptContext context) throws Exception {
        String encrypted = context.reader.readLine("Enter the password to decrypt: ");
        if (secDispatcher.isAnyEncryptedString(encrypted)) {