smbAuth.setDomain(domain == null ? StringUtil.EMPTY : domain);
                smbAuth.setServer(fileAuth.getHostname());
                smbAuth.setPort(fileAuth.getPort() == null ? -1 : fileAuth.getPort());
                smbAuth.setUsername(fileAuth.getUsername());
                smbAuth.setPassword(fileAuth.getPassword());
                smbAuthList.add(smbAuth);

                    smbAuth.setServer(hostname);
                    if (StringUtil.isNotBlank(port)) {
                        try {
                            smbAuth.setPort(Integer.parseInt(port));
                        } catch (final NumberFormatException e) {
                            logger.warn("Failed to parse {}", port, e);
                        }
                    }

    }

    /**
     * Returns the port number.
     * @return The port number.
     */
    public int getPort() {
        return port;
    }

    /**
     * Sets the port number.
     * @param port The port number.
     */
    public void setPort(final int port) {
        this.port = port;
    }

    /**
     * Returns the username.
     * @return The username.

                (et, vl) -> ((FileAuthentication) et).setPassword(DfTypeUtil.toString(vl)), "password");
        setupEpg(_epgMap, et -> ((FileAuthentication) et).getPort(),
                (et, vl) -> ((FileAuthentication) et).setPort(DfTypeUtil.toInteger(vl)), "port");
        setupEpg(_epgMap, et -> ((FileAuthentication) et).getProtocolScheme(),

// Add OpenSearch dependency and configure
container.singleton("opensearchDataService", OpenSearchDataService.class, service -> {
    service.setIndexName("crawler-data");
    service.setHostname("localhost");
    service.setPort(9200);
});
```

## Performance Tuning

### Thread Configuration

```java
// Optimize thread pool settings
crawler.crawlerContext.setNumOfThread(20);           // Number of crawler threads

        FtpServerFactory factory = new FtpServerFactory();
        ListenerFactory lisnerFactory = new ListenerFactory();
        lisnerFactory.setPort(port);
        factory.addListener("default", lisnerFactory.createListener());

        if (username != null) {
            UserManager userManager = factory.getUserManager();
            BaseUser ftpUser = new BaseUser();

        assertEquals("smb", url1.getProtocol());
        assertEquals("host", url1.getHost());
        assertEquals(445, url1.getPort());
        assertEquals("/share", url1.getPath());

        assertEquals("smb", url2.getProtocol());
        assertEquals("host", url2.getHost());
        assertEquals(1234, url2.getPort());
        assertEquals("/share/file.txt", url2.getPath());

        assertEquals("smb", url3.getProtocol());

            TypeReference typeReference = new TypeReference(typeRef)
            if ((typeReference.getSort() == TypeReference.CLASS_TYPE_PARAMETER || typeReference.getSort() == TypeReference.CLASS_TYPE_PARAMETER_BOUND) &&
                NULLABLE_ANNOTATIONS.contains(Type.getType(descriptor).getClassName())) {

    }

    // Check the pre-withDefaultPort() instance.
    if (expectHasExplicitPort) {
      assertTrue(hp.hasPort());
      assertEquals(expectPort, hp.getPort());
    } else {
      assertFalse(hp.hasPort());
      try {
        hp.getPort();
        fail("Expected IllegalStateException");
      } catch (IllegalStateException expected) {
      }
    }
    assertEquals(expectHost, hp.getHost());

    }

    // Check the pre-withDefaultPort() instance.
    if (expectHasExplicitPort) {
      assertTrue(hp.hasPort());
      assertEquals(expectPort, hp.getPort());
    } else {
      assertFalse(hp.hasPort());
      try {
        hp.getPort();
        fail("Expected IllegalStateException");
      } catch (IllegalStateException expected) {
      }
    }
    assertEquals(expectHost, hp.getHost());