/**
 * This class provides system-related utility methods.
 * It extends {@link org.codelibs.core.lang.SystemUtil} and adds
 * methods specific to the Fess application.
 */
public class SystemUtil extends org.codelibs.core.lang.SystemUtil {
    /**
     * Private constructor to prevent instantiation.
     */
    private SystemUtil() {
    }

    /**
     * Gets the HTTP address of the search engine.
     *

 */
package org.codelibs.core.lang;

/**
 * Utility class for system operations.
 *
 * @author wyukawa
 * @author shinsuke
 *
 */
public abstract class SystemUtil {

    /**
     * Do not instantiate.
     */
    protected SystemUtil() {
    }

    /**
     * <code>file.encoding</code> system property. Example: UTF-8
     */

        // Verify that SystemUtil extends org.codelibs.core.lang.SystemUtil
        Class<?> superClass = SystemUtil.class.getSuperclass();
        assertEquals("Should extend org.codelibs.core.lang.SystemUtil", "org.codelibs.core.lang.SystemUtil", superClass.getName());
    }

    public void test_constants_reference() {
        // Test that the constant used is accessible and has expected value

import org.codelibs.fess.opensearch.client.SearchEngineClient;
import org.codelibs.fess.timer.SystemMonitorTarget;
import org.codelibs.fess.util.ComponentUtil;
import org.codelibs.fess.util.SystemUtil;
import org.kohsuke.args4j.CmdLineException;
import org.kohsuke.args4j.CmdLineParser;
import org.kohsuke.args4j.Option;
import org.lastaflute.di.core.external.GenericExternalContext;

import org.codelibs.fess.mylasta.direction.FessConfig;
import org.codelibs.fess.util.ComponentUtil;
import org.codelibs.fess.util.InputStreamThread;
import org.codelibs.fess.util.JobProcess;
import org.codelibs.fess.util.SystemUtil;

import jakarta.servlet.ServletContext;

/**
 * Job for executing Python scripts within the Fess search engine environment.
 * This job extends ExecJob to provide Python-specific functionality for running

import org.codelibs.fess.opensearch.client.SearchEngineClient;
import org.codelibs.fess.timer.SystemMonitorTarget;
import org.codelibs.fess.util.ComponentUtil;
import org.codelibs.fess.util.SystemUtil;
import org.kohsuke.args4j.CmdLineException;
import org.kohsuke.args4j.CmdLineParser;
import org.kohsuke.args4j.Option;
import org.lastaflute.di.core.external.GenericExternalContext;

import org.codelibs.fess.util.ComponentUtil;
import org.codelibs.fess.util.InputStreamThread;
import org.codelibs.fess.util.JobProcess;
import org.codelibs.fess.util.ResourceUtil;
import org.codelibs.fess.util.SystemUtil;

import jakarta.servlet.ServletContext;

/**
 * This job is responsible for executing the suggest creator process.
 * It builds and runs a command-line process to generate suggest data,

import org.codelibs.fess.util.ComponentUtil;
import org.codelibs.fess.util.InputStreamThread;
import org.codelibs.fess.util.JobProcess;
import org.codelibs.fess.util.ResourceUtil;
import org.codelibs.fess.util.SystemUtil;

import jakarta.servlet.ServletContext;

/**
 * Job class for generating thumbnails for documents in the search engine.
 * This job executes the ThumbnailGenerator process as a separate JVM process

     * then falls back to the URL configured in FessConfig.
     *
     * @return the HTTP URL for the OpenSearch server
     */
    public static String getFesenHttpUrl() {
        final String url = SystemUtil.getSearchEngineHttpAddress();
        if (url != null) {
            return url;
        }
        final FessConfig fessConfig = ComponentUtil.getFessConfig();
        return fessConfig.getFesenHttpUrl();
    }

import org.codelibs.fess.util.ComponentUtil;
import org.codelibs.fess.util.InputStreamThread;
import org.codelibs.fess.util.JobProcess;
import org.codelibs.fess.util.ResourceUtil;
import org.codelibs.fess.util.SystemUtil;

import jakarta.servlet.ServletContext;

/**
 * CrawlJob is responsible for executing the crawling process in Fess.
 * This job launches a separate crawler process that can crawl web sites, file systems,