final InstanceInfo info = new InstanceInfo();
        info.instanceId = "node1@host1";
        info.hostname = "host1";
        info.name = "node1";
        info.lastSeen = 1000L;

        assertEquals("node1@host1", info.instanceId);
        assertEquals("host1", info.hostname);
        assertEquals("node1", info.name);
        assertEquals(1000L, info.lastSeen);
    }

    @Test

    # As those strings are created by the OS, they are dependent on the configured locale
    LANG=en_US.UTF-8
    LC_ALL=en_US.UTF-8

    export HOSTNAME=`hostname -s`

    cd "$FESS_HOME"

    if [ "x$daemonized" = "x" ]; then
        fess_parms="$fess_parms -Dfess.foreground=yes"

            }

            String hostname = fessConfig.getMailHostname();
            if (StringUtil.isBlank(hostname)) {
                hostname = ComponentUtil.getSystemHelper().getHostname();
            }
            dataMap.put("hostname", hostname);

            logger.debug("\ninfoMap: {}\ndataMap: {}", infoMap, dataMap);

        }
        return url.toString();
    }

    /**
     * Builds a URL from protocol, hostname string, port, and path.
     * Properly handles IPv6 addresses by wrapping them in brackets if needed.
     *
     * @param protocol the protocol (e.g., "http", "https")
     * @param host the hostname or IP address string
     * @param port the port number
     * @param path the path (should start with "/" or be empty)

labels.depth=Depth
labels.excludedPaths=Excluded Paths for Crawling
labels.excludedUrls=Excluded URLs for Crawling
labels.excludedDocPaths=Excluded Paths for Searching
labels.excludedDocUrls=Excluded URLs for Searching
labels.hostname=Hostname
labels.id=ID
labels.includedPaths=Included Paths for Crawling
labels.includedUrls=Included URLs for Crawling
labels.includedDocPaths=Included Paths for Searching
labels.includedDocUrls=Included URLs for Searching

            result.setCreatedTime(DfTypeUtil.toLong(source.get("createdTime")));
            result.setFileConfigId(DfTypeUtil.toString(source.get("fileConfigId")));
            result.setHostname(DfTypeUtil.toString(source.get("hostname")));
            result.setParameters(DfTypeUtil.toString(source.get("parameters")));
            result.setPassword(DfTypeUtil.toString(source.get("password")));
            result.setPort(DfTypeUtil.toInteger(source.get("port")));

            doColumn("createdTime");
        }

        public void columnFileConfigId() {
            doColumn("fileConfigId");
        }

        public void columnHostname() {
            doColumn("hostname");
        }

        public void columnParameters() {
            doColumn("parameters");
        }

        public void columnPassword() {
            doColumn("password");
        }

    Logger getLogger();

    /**
     * Extracts the host name from a URL string.
     * Removes protocol and path components to return just the hostname.
     *
     * @param u the URL string to extract host from
     * @return the host name, or empty string if URL is blank, or unknown hostname if parsing fails
     */
    default String getHost(final String u) {
        if (StringUtil.isBlank(u)) {

            doColumn("createdBy");
        }

        public void columnCreatedTime() {
            doColumn("createdTime");
        }

        public void columnHostname() {
            doColumn("hostname");
        }

        public void columnParameters() {
            doColumn("parameters");
        }

        public void columnPassword() {
            doColumn("password");
        }

labels.depth=Depth
labels.excludedPaths=Excluded Paths for Crawling
labels.excludedUrls=Excluded URLs for Crawling
labels.excludedDocPaths=Excluded Paths for Searching
labels.excludedDocUrls=Excluded URLs for Searching
labels.hostname=Hostname
labels.id=ID
labels.includedPaths=Included Paths for Crawling
labels.includedUrls=Included URLs for Crawling
labels.includedDocPaths=Included Paths for Searching
labels.includedDocUrls=Included URLs for Searching