break;
            }
            trace = trace.getParent();
        }
        return collectStepTrace;
    }

    /**
     * The event "artifact resolved" if fired WHENEVER an artifact is resolved, BUT it happens also when an artifact
     * descriptor (model, the POM) is being built, and parent (and parent of parent...) is being asked for. Hence, this

     * @param queryLogReader The query log reader
     * @param docPerReq The number of documents to process per request
     * @param requestInterval The interval between requests
     * @return A Promise that will be resolved with the SuggestIndexResponse
     */
    public Deferred<SuggestIndexResponse>.Promise indexFromQueryLog(final ContentIndexingContext ctx, final QueryLogReader queryLogReader,

    public ExtensionResolutionException(CoreExtension extension, Throwable cause) {
        super(
                "Extension " + extension.getId() + " or one of its dependencies could not be resolved: "
                        + cause.getMessage(),
                cause);
        this.extension = extension;
    }

    /**
     * Constructor accepting the new API type for internal use.
     *

     *
     * @return resolveHashes
     */
    boolean isResolveHashes();

    /**
     * Check if this referral needs to be resolved further
     *
     * @return whether this refrral needs to be resolved further
     */
    boolean isIntermediate();

    /**
     * Combine this referral with another to form a chain
     *
     * @param next the referral to combine with

     *
     * @param host the host name to resolve
     * @return an array of IP addresses for the host
     * @throws UnknownHostException if the host name cannot be resolved
     */
    @Override
    public InetAddress[] resolve(final String host) throws UnknownHostException {
        // Handle IPv6 addresses in bracket notation

     * <p>
     * Specifically, if the SID has
     * been resolved and it is not a domain SID or builtin account,
     * the full DOMAIN\name form of the account will be
     * returned (e.g. MYDOM\alice or MYDOM\Domain Users).
     * If the SID has been resolved but it is is a domain SID,
     * only the domain name will be returned (e.g. MYDOM).
     * If the SID has been resolved but it is a builtin account,

     */

    /**
     * Determines the address of a host given its host name.
     *
     * @param hostname the hostname to resolve
     * @return the resolved UniAddress
     * @throws UnknownHostException if the host cannot be resolved
     */
    public static UniAddress getByName(final String hostname) throws UnknownHostException {
        return getByName(hostname, false);
    }

  // that are considered authoritative for the behavior of that escaper.

  static final String URL_FORM_PARAMETER_OTHER_SAFE_CHARS = "-_.*";

  static final String URL_PATH_OTHER_SAFE_CHARS_LACKING_PLUS =
      "-._~" // Unreserved characters.
          + "!$'()*,;&=" // The subdelim characters (excluding '+').
          + "@:"; // The gendelim characters permitted in paths.

  /**

     *
     * @param url the SMB URL of the named pipe
     * @param pipeType the type of the pipe
     * @throws MalformedURLException if the URL is malformed
     * @throws UnknownHostException if the host cannot be resolved
     */
    public SmbNamedPipe(final String url, final int pipeType) throws MalformedURLException, UnknownHostException {
        super(url);
        this.pipeType = pipeType;
        type = TYPE_NAMED_PIPE;
    }

    private void checkArtifactResult(ArtifactResult result, String filename) {
        assertFalse(result.isMissing(), "Expected " + result + ".isMissing() to return false");
        assertTrue(result.isResolved(), "Expected " + result + ".isResolved() to return true");
        Artifact artifact = result.getArtifact();
        assertNotNull(artifact.getFile());
        assertEquals(filename, artifact.getFile().getName());
    }

    @Test