* use {@link String#isEmpty()} instead of this method, and you won't need special null-safe forms
   * of methods like {@link String#toUpperCase} either. Or, if you'd like to normalize "in the other
   * direction," converting empty strings to {@code null}, you can use {@link #emptyToNull}.
   *
   * @param string a string reference to check
   * @return {@code true} if the string is null or is the empty string
   */

import org.codelibs.fess.app.service.DataConfigService;
import org.codelibs.fess.app.service.FileConfigService;
import org.codelibs.fess.app.service.WebConfigService;
import org.codelibs.fess.mylasta.direction.FessConfig;
import org.codelibs.fess.opensearch.config.exbhv.DataConfigBhv;
import org.codelibs.fess.opensearch.config.exbhv.FailureUrlBhv;
import org.codelibs.fess.opensearch.config.exbhv.FileConfigBhv;

:before {\n  padding-top: 100%;\n}\n\n.flex-row {\n  -ms-flex-direction: row !important;\n  flex-direction: row !important;\n}\n\n.flex-column {\n  -ms-flex-direction: column !important;\n  flex-direction: column !important;\n}\n\n.flex-row-reverse {\n  -ms-flex-direction: row-reverse !important;\n  flex-direction: row-reverse !important;\n}\n\n.flex-column-reverse {\n  -ms-flex-direction: column-reverse !important;\n  flex-direction: column-reverse !important;\n}\n\n.flex-wrap {\n  -ms-flex-wrap:...

import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;

import org.codelibs.core.io.InputStreamUtil;
import org.codelibs.fess.Constants;
import org.codelibs.fess.mylasta.direction.FessConfig;
import org.codelibs.fess.unit.UnitFessTestCase;
import org.codelibs.fess.util.ComponentUtil;
import org.lastaflute.web.response.StreamResponse;
import org.lastaflute.web.servlet.request.stream.WrittenStreamOut;

   See the License for the specific language governing permissions and
   limitations under the License.
================================================================

github.com/ncw/directio
https://github.com/ncw/directio
----------------------------------------------------------------
Copyright (C) 2012 by Nick Craig-Wood http://www.craig-wood.com/nick/

import org.codelibs.fess.ds.DataStore;
import org.codelibs.fess.ds.DataStoreFactory;
import org.codelibs.fess.ds.callback.IndexUpdateCallback;
import org.codelibs.fess.entity.DataStoreParams;
import org.codelibs.fess.mylasta.direction.FessConfig;
import org.codelibs.fess.opensearch.client.SearchEngineClient;
import org.codelibs.fess.opensearch.config.exentity.DataConfig;
import org.codelibs.fess.util.ComponentUtil;

import org.codelibs.fess.crawler.serializer.DataSerializer;
import org.codelibs.fess.crawler.transformer.Transformer;
import org.codelibs.fess.crawler.util.TextUtil;
import org.codelibs.fess.mylasta.direction.FessConfig;
import org.codelibs.fess.opensearch.config.exentity.CrawlingConfig;
import org.codelibs.fess.opensearch.config.exentity.CrawlingConfig.ConfigName;
import org.codelibs.fess.opensearch.config.exentity.CrawlingConfig.Param;

import org.codelibs.fess.exception.InvalidQueryException;
import org.codelibs.fess.exception.QueryParseException;
import org.codelibs.fess.mylasta.action.FessUserBean;
import org.codelibs.fess.mylasta.direction.FessConfig;
import org.codelibs.fess.query.QueryFieldConfig;
import org.codelibs.fess.query.parser.QueryParser;
import org.codelibs.fess.score.QueryRescorer;
import org.codelibs.fess.util.ComponentUtil;

import org.codelibs.fess.helper.LabelTypeHelper;
import org.codelibs.fess.helper.PathMappingHelper;
import org.codelibs.fess.helper.PermissionHelper;
import org.codelibs.fess.helper.SystemHelper;
import org.codelibs.fess.mylasta.direction.FessConfig;
import org.codelibs.fess.opensearch.config.exentity.CrawlingConfig;
import org.codelibs.fess.opensearch.config.exentity.CrawlingConfig.ConfigName;

import org.codelibs.fess.app.service.SearchLogService;
import org.codelibs.fess.app.service.UserInfoService;
import org.codelibs.fess.helper.SystemHelper;
import org.codelibs.fess.mylasta.direction.FessConfig;
import org.codelibs.fess.unit.UnitFessTestCase;
import org.codelibs.fess.util.ComponentUtil;

public class PurgeLogJobTest extends UnitFessTestCase {

    private PurgeLogJob purgeLogJob;