*/
    public static QueryStringBuilder getQueryStringBuilder() {
        return getComponent(QUERY_STRING_BUILDER);
    }

    /**
     * Gets the curl helper component.
     * @return The curl helper.
     */
    public static CurlHelper getCurlHelper() {
        return getComponent(CURL_HELPER);
    }

    /**
     * Gets the coordinator helper component.

import java.util.concurrent.atomic.AtomicBoolean;
import java.util.concurrent.atomic.AtomicInteger;
import java.util.concurrent.atomic.AtomicReference;

import org.codelibs.curl.CurlRequest;
import org.codelibs.curl.CurlResponse;
import org.codelibs.curl.io.ContentCache;
import org.codelibs.fess.helper.CoordinatorHelper.EventInfo;
import org.codelibs.fess.helper.CoordinatorHelper.InstanceInfo;

import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.codelibs.core.io.CopyUtil;
import org.codelibs.core.lang.StringUtil;
import org.codelibs.curl.Curl.Method;
import org.codelibs.curl.CurlRequest;
import org.codelibs.curl.CurlResponse;
import org.codelibs.fess.Constants;
import org.codelibs.fess.api.BaseApiManager;
import org.codelibs.fess.exception.FessSystemException;

        assertEquals(0, events.size());
    }

    @Test
    public void test_append_excludedLogger_curl() {
        final LogEvent event = createLogEvent(Level.ERROR, "org.codelibs.curl.CurlRequest", "should be excluded");
        appender.append(event);

        final List<LogNotificationEvent> events = ComponentUtil.getLogNotificationHelper().drainAll();
        assertEquals(0, events.size());
    }

            "org.codelibs.fess.job.LogNotificationJob", //
            "org.codelibs.fess.timer.LogNotificationTarget", //
            "org.codelibs.fess.helper.LogNotificationHelper", //
            "org.codelibs.curl" //
    );

    private final Level minLevel;

    /**
     * Constructs a new LogNotificationAppender.
     *
     * @param name the appender name
     * @param filter the filter to apply

import org.apache.commons.text.StringEscapeUtils;
import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.codelibs.core.io.CopyUtil;
import org.codelibs.core.lang.StringUtil;
import org.codelibs.curl.CurlResponse;
import org.codelibs.fess.Constants;
import org.codelibs.fess.annotation.Secured;
import org.codelibs.fess.app.web.base.FessAdminAction;
import org.codelibs.fess.helper.CoordinatorHelper;

import org.apache.logging.log4j.Logger;
import org.codelibs.core.lang.StringUtil;
import org.codelibs.core.timer.TimeoutManager;
import org.codelibs.core.timer.TimeoutTask;
import org.codelibs.curl.CurlResponse;
import org.codelibs.fess.mylasta.direction.FessConfig;
import org.codelibs.fess.util.ComponentUtil;

import com.fasterxml.jackson.core.type.TypeReference;
import com.fasterxml.jackson.databind.ObjectMapper;

import org.codelibs.core.io.FileUtil;
import org.codelibs.core.io.ResourceUtil;
import org.codelibs.core.lang.StringUtil;
import org.codelibs.core.lang.ThreadUtil;
import org.codelibs.curl.CurlResponse;
import org.codelibs.fesen.client.EngineInfo;
import org.codelibs.fesen.client.HttpClient;
import org.codelibs.fess.Constants;
import org.codelibs.fess.app.web.base.login.FessLoginAssist;

        return url.startsWith("file:") || url.startsWith("smb:") || url.startsWith("smb1:") || url.startsWith("ftp:")
                || url.startsWith("storage:") || url.startsWith("s3:") || url.startsWith("gcs:");
    }

    /**
     * Checks if the given URL should skip URL decoding when extracting file names.
     * Some protocols (like SMB, FTP, S3, GCS) should preserve the original URL encoding.
     *

                logger.warn("Path traversal detected: url={}, resolved={}", url, resolved);
                return Paths.get(exportPath, "_invalid", hashString(url) + formatter.getFileExtension());
            }
            return resolved;
        } catch (final Exception e) {
            logger.debug("Failed to parse URL: {}", url, e);
            return Paths.get(exportPath, "_invalid", hashString(url) + formatter.getFileExtension());
        }