String[] inputs = { "input" };
        CharMappingItem item = new CharMappingItem(1L, inputs, "output");

        // Test newline replacement in setNewOutput
        item.setNewOutput("line1\nline2\nline3");
        assertEquals("line1 line2 line3", item.getNewOutput());
    }

    public void test_setNewOutput_withNull() {
        String[] inputs = { "input" };

    dependencies {
      // https://junit.org/junit5/docs/current/user-guide/#running-tests-build-gradle-bom
      testRuntimeOnly(rootProject.libs.junit.jupiter.engine)
      testRuntimeOnly(rootProject.libs.junit.vintage.engine)
      testRuntimeOnly(rootProject.libs.junit.platform.launcher)
    }
  }

  tasks.withType<Test> {
    useJUnitPlatform()
    jvmArgs(

import org.codelibs.fess.ingest.Ingester;
import org.codelibs.fess.util.ComponentUtil;

import jakarta.annotation.PostConstruct;

/**
 * Response processor implementation for the Fess search engine.
 * This processor extends DefaultResponseProcessor to provide additional
 * processing capabilities through the ingest framework, allowing for
 * custom data transformation and enrichment during the crawling process.
 *

{"index":{"_index":"fess_config.scheduled_job","_id":"ping_es"}}

import jakarta.annotation.Resource;

/**
 * API action for admin general settings management.
 * Provides RESTful API endpoints for managing general system configuration settings in the Fess search engine.
 * General settings include system-wide parameters, LDAP configuration, and core application settings.
 *
 */
public class ApiAdminGeneralAction extends FessApiAdminAction {

     */
    public static DataService<OpenSearchAccessResult> getDataService() {
        return getComponent(DATA_SERVICE);
    }

    /**
     * Gets the search engine client component.
     * @return The search engine client.
     */
    public static SearchEngineClient getSearchEngineClient() {
        return getComponent(SEARCH_ENGINE_CLIENT);
    }

    /**

   * called by the {@link #escape(String)} method when it discovers that escaping is required. It is
   * protected to allow subclasses to override the fastpath escaping function to inline their
   * escaping test. See {@link CharEscaperBuilder} for an example usage.
   *
   * @param s the literal string to be escaped
   * @param index the index to start escaping from

 * 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.
 *
 */
public class ResourceUtil {
    /** Environment variable name for overriding the configuration path */

String[][] readings = new String[2][];
readings[0] = new String[]{"kensaku", "engine"};
readings[1] = new String[]{"search", "injin"};

String[] tags = new String[]{"technology", "search"};
String[] roles = new String[]{"admin", "user"};

SuggestItem item = new SuggestItem(
    new String[]{"Search Engine", "検索エンジン"}, // text variations
    readings,                                      // pronunciation readings

import org.codelibs.fess.mylasta.direction.FessConfig;
import org.codelibs.fess.util.ComponentUtil;

import jakarta.annotation.PostConstruct;

/**
 * Standard transformer implementation for the Fess search engine.
 * This transformer handles document transformation and content extraction using
 * the standard Fess file transformation process with support for various content types.
 *