}

    /**
     * Constructor with component name and cause.
     * @param componentName The name of the component that is not available.
     * @param cause The cause of the exception.
     */
    public ContainerNotAvailableException(final String componentName, final Throwable cause) {
        super(componentName + " is not available.", cause);
        this.componentName = componentName;
    }

    /**

    }

    @Override
    public <T> Optional<T> lookupOptional(Class<T> type) {
        try {
            return Optional.of(container.lookup(type));
        } catch (ComponentLookupException e) {
            if (e.getCause() instanceof NoSuchElementException) {
                return Optional.empty();
            }
            throw new LookupException(e);
        }
    }

    @Override

     * @param extension the new API extension
     * @param cause the cause
     */
    public ExtensionResolutionException(org.apache.maven.api.cli.extensions.CoreExtension extension, Throwable cause) {
        super(
                "Extension " + extension.getId() + " or one of its dependencies could not be resolved: "
                        + cause.getMessage(),
                cause);
        // Convert to old type

        void testGetRootCause() {
            Exception rootCause = new IllegalStateException("Test root cause");
            TransportException exception = new TransportException("Message", rootCause);

            assertEquals(rootCause, exception.getRootCause());
        }

        @Test
        @DisplayName("Should return null when no root cause")
        void testGetRootCauseWhenNull() {

  private long currentTimeNanos() {
    return ticker.read();
  }

  private void alertListenerIfPresent(K key, V value, RemovalCause cause) {
    if (removalListener != null) {
      removalListener.onRemoval(RemovalNotification.create(key, value, cause));
    }
  }

  @SuppressWarnings("GoodTime") // timestamps as numeric primitives
  private V load(K key) throws ExecutionException {

        errorCode = ERROR_UNKNOWN;
    }

    /**
     * Creates a new exception with the specified message and cause.
     *
     * @param message the error message
     * @param cause the cause of the exception
     */
    public LlmException(final String message, final Throwable cause) {
        super(message, cause);
        errorCode = ERROR_UNKNOWN;
    }

    /**

        assertThat(clIllegalStateException.getMessage(), is("hoge"));
        assertThat(clIllegalStateException.getCause(), instanceOf(NullPointerException.class));
    }

    /**
     * Test method for
     * {@link org.codelibs.core.exception.ClIllegalStateException#SIllegalStateException(java.lang.Throwable)}
     * .
     */

    private InvalidVersionSpecificationException cause;

    public VersionNotFoundException(
            String projectId, Dependency dependency, File pomFile, InvalidVersionSpecificationException cause) {
        super(
                projectId + ", " + formatLocationInPom(dependency) + " " + dependency.getVersion() + ", pom file "
                        + pomFile,
                cause);

        this.projectId = projectId;

    }

    public ArtifactResolutionException(String message, Artifact artifact, Throwable cause) {
        super(message, artifact, null, cause);
    }

    public ArtifactResolutionException(
            String message, Artifact artifact, List<ArtifactRepository> remoteRepositories, Throwable cause) {
        super(message, artifact, remoteRepositories, cause);
    }

    /**
     * Creates a {@link NoSuchAlgorithmRuntimeException}.
     *
     * @param cause
     *            The cause of the exception
     */
    public NoSuchAlgorithmRuntimeException(final NoSuchAlgorithmException cause) {
        super("ECL0067", asArray(cause), cause);
    }