## Examples

### Web Crawling with Custom Rules

```java
// Create crawler with custom configuration
StandardCrawlerContainer container = new StandardCrawlerContainer();

// Configure HTTP client with custom settings
container.singleton("httpClient", HcHttpClient.class, client -> {
    client.setUserAgent("MyBot/1.0");
    client.setConnectionTimeout(30000);
    client.setMaxConnections(100);
});

    }

    /**
     * Sets the configuration settings for the search engine.
     *
     * @param settings map of configuration key-value pairs
     */
    public void setSettings(final Map<String, String> settings) {
        this.settings = settings;
    }

    /**
     * Gets the current cluster health status.
     *

/**
 * Factory interface for creating toolchain instances from configuration models.
 *
 * <p>This factory is responsible for instantiating concrete toolchain implementations
 * based on toolchain model configurations or default settings.</p>
 *
 * @since 4.0.0
 */
@Experimental
@Consumer
public interface ToolchainFactory {
    /**
     * Creates a toolchain instance from the provided model configuration.
     *

 */
public class SearchForm {

    /**
     * Default constructor for SearchForm.
     */
    public SearchForm() {
    }

    /**
     * The ID field for searching web authentication settings.
     */
    public String id;

            }
            param("credentialsStorageType", "credentialsJSON")
            // Disallow Web UI changes to TeamCity settings
            param("teamcity.ui.settings.readOnly", "true")
            // Avoid rebuilding same revision if it's already built on another branch
            param("teamcity.vcsTrigger.runBuildOnSameRevisionInEveryBranch", "false")

import org.codelibs.fess.suggest.index.SuggestDeleteResponse;
import org.codelibs.fess.suggest.index.contents.document.ESSourceReader;
import org.codelibs.fess.suggest.settings.SuggestSettings;
import org.codelibs.fess.suggest.settings.SuggestSettingsBuilder;
import org.codelibs.fess.suggest.util.SuggestUtil;
import org.codelibs.fess.util.ComponentUtil;
import org.opensearch.common.lucene.search.function.CombineFunction;

        curtainBeforeHook = new FessCurtainBeforeHook();
        // Store original timezone settings
        originalTimeZone = TimeZone.getDefault();
        originalProvider = getDBFluteSystemTimeZoneProvider();
    }

    @Override
    protected void tearDown(TestInfo testInfo) throws Exception {
        // Restore original timezone settings
        TimeZone.setDefault(originalTimeZone);
        if (originalProvider != null) {

  - 🧰 [SQLModel](https://sqlmodel.tiangolo.com) for the Python SQL database interactions (ORM).
  - 🔍 [Pydantic](https://docs.pydantic.dev), used by FastAPI, for the data validation and settings management.
  - 💾 [PostgreSQL](https://www.postgresql.org) as the SQL database.
- 🚀 [React](https://react.dev) for the frontend.
  - 💃 Using TypeScript, hooks, Vite, and other parts of a modern frontend stack.

import jakarta.validation.constraints.Max;
import jakarta.validation.constraints.Min;
import jakarta.validation.constraints.Size;

/**
 * Form class for editing general system settings in the admin interface.
 * This form handles global configuration settings that affect the entire Fess system,
 * including crawling behavior, authentication, logging, and various system parameters.
 *
 */
public class EditForm {

    /**

    - forcetypeassert
    - gocritic
    - gomodguard
    - govet
    - ineffassign
    - misspell
    - revive
    - staticcheck
    - unconvert
    - unused
    - usetesting
    - whitespace
  settings:
    misspell:
      locale: US
    staticcheck:
      checks:
        - all
        - -SA1008
        - -SA1019
        - -SA4000
        - -SA9004
        - -ST1000
        - -ST1005