*
 */
public class RequestHeaderService {

    /**
     * Behavior for request header database operations.
     */
    @Resource
    protected RequestHeaderBhv requestHeaderBhv;

    /**
     * Fess configuration settings.
     */
    @Resource
    protected FessConfig fessConfig;

    /**
     * Default constructor for RequestHeaderService.

    //                                                                           Attribute
    //                                                                           =========
    @Resource
    private RequestHeaderService requestHeaderService;
    @Resource
    private ReqHeaderPager reqHeaderPager;
    /** Web configuration service for managing web crawl configurations. */
    @Resource
    protected WebConfigService webConfigService;

        RequestHeaderService requestHeaderService = new RequestHeaderService() {
            @Override
            public List<RequestHeader> getRequestHeaderList(final String webConfigId) {
                return Collections.emptyList();
            }
        };
        ComponentUtil.register(requestHeaderService, RequestHeaderService.class.getCanonicalName());

        final WebAuthenticationService webAuthenticationService = ComponentUtil.getComponent(WebAuthenticationService.class);
        final RequestHeaderService requestHeaderService = ComponentUtil.getComponent(RequestHeaderService.class);
        final FessConfig fessConfig = ComponentUtil.getFessConfig();

        // HttpClient Parameters
        final Map<String, Object> paramMap = new HashMap<>();

import java.util.stream.Collectors;

import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.codelibs.fess.app.pager.ReqHeaderPager;
import org.codelibs.fess.app.service.RequestHeaderService;
import org.codelibs.fess.app.service.WebConfigService;
import org.codelibs.fess.app.web.CrudMode;
import org.codelibs.fess.app.web.api.ApiResult;
import org.codelibs.fess.app.web.api.ApiResult.ApiConfigResponse;