De esta forma, los contenedores consumen **pocos recursos**, una cantidad comparable a ejecutar los procesos directamente (una máquina virtual consumiría mucho más).

Los contenedores también tienen sus propios procesos de ejecución **aislados** (normalmente solo un proceso), sistema de archivos y red, simplificando el despliegue, la seguridad, el desarrollo, etc.

## Qué es una Imagen de Contenedor

 * This class manages field configurations for various query operations including
 * response fields, search fields, facet fields, sort fields, and highlighting.
 * It initializes field mappings from the FessConfig and provides methods to
 * query field properties and capabilities.
 */
public class QueryFieldConfig {

    /**
     * Default constructor.
     */
    public QueryFieldConfig() {
        // Default constructor
    }

import org.lastaflute.web.util.LaServletContextUtil;

import jakarta.servlet.ServletContext;

/**
 * Utility class for accessing various resource paths and files in the Fess application.
 * This class provides methods to retrieve paths for configuration files, templates, dictionaries,
 * thumbnails, plugins, and other resources required by the Fess search engine.
 * It supports both regular deployment and Docker container environments.
 *

import org.lastaflute.di.exception.IORuntimeException;
import org.lastaflute.job.LaJobRuntime;

/**
 * Abstract base class for executable jobs in the Fess search engine.
 * This class provides common functionality for job execution including process management,
 * logging configuration, JVM options, and timeout handling.
 *
 * <p>Subclasses must implement the abstract methods to define specific job behavior

import java.io.DataInput;
import java.io.DataOutput;
import java.io.IOException;
import java.net.MalformedURLException;
import java.net.UnknownHostException;

import jcifs.smb1.util.Encdec;

/**
 * This class provides random access to files stored on an SMB/CIFS network resource.
 * It implements the DataInput and DataOutput interfaces for reading and writing primitive
 * Java data types to the file.
 */

}

// ContentLengthRange - policy content-length-range field.
type contentLengthRange struct {
	Min   int64
	Max   int64
	Valid bool // If content-length-range was part of policy
}

// PostPolicyForm provides strict static type conversion and validation for Amazon S3's POST policy JSON string.
type PostPolicyForm struct {
	Expiration time.Time // Expiration date and time of the POST policy.

  The API Server will no longer proxy non-101 responses for upgrade requests. This could break proxied backends (such as an extension API server) that respond to upgrade requests with a non-101 response code. ([#92941](https://github.com/kubernetes/kubernetes/pull/92941), [@tallclair](https://github.com/tallclair)) [SIG API Machinery]
 

import org.codelibs.fess.util.ComponentUtil;

import jakarta.annotation.PostConstruct;

/**
 * Helper class for managing related content configurations.
 * This class provides functionality to load, cache, and retrieve related content
 * based on search queries and virtual host configurations. It supports both exact
 * term matching and regex pattern matching for flexible content association.
 */

import org.lastaflute.web.response.JsonResponse;
import org.lastaflute.web.response.StreamResponse;

import jakarta.annotation.Resource;

/**
 * API action for admin Synonym dictionary management.
 * Provides REST endpoints for managing synonym dictionary items in the Fess search engine.
 */
public class ApiAdminDictSynonymAction extends FessApiAdminAction {

    /**
     * Default constructor.
     */

import org.opensearch.transport.client.Client;

/**
 * SuggestRequest is a class that handles the request for suggestions.
 * It extends the Request class with a SuggestResponse type.
 *
 * <p>This class provides various methods to set parameters for the suggestion request,
 * such as index, query, size, tags, roles, fields, kinds, languages, and other configurations.