helper.add(testHost);

        assertNotNull(helper.duplicateHostList);
        assertEquals(1, helper.duplicateHostList.size());
        assertEquals("www.test.com", helper.duplicateHostList.get(0).getRegularName());
    }

    public void test_add_withNullList() {
        DuplicateHostHelper helper = new DuplicateHostHelper();
        helper.duplicateHostList = null;

	</component>
	<component name="indexingHelper" class="org.codelibs.fess.helper.IndexingHelper">
	</component>
	<component name="notificationHelper" class="org.codelibs.fess.helper.NotificationHelper">
	</component>
	<component name="pathMappingHelper" class="org.codelibs.fess.helper.PathMappingHelper">
	</component>
	<component name="permissionHelper" class="org.codelibs.fess.helper.PermissionHelper">

	<component name="labelTypeHelper" class="org.codelibs.fess.helper.LabelTypeHelper">
	</component>
	<component name="webFsIndexHelper" class="org.codelibs.fess.helper.WebFsIndexHelper">
	</component>
	<component name="dataIndexHelper" class="org.codelibs.fess.helper.DataIndexHelper">
	</component>
	<component name="duplicateHostHelper" class="org.codelibs.fess.helper.DuplicateHostHelper">
	</component>

  private static final AtomicHelper ATOMIC_HELPER;

  private static final LazyLogger log = new LazyLogger(AggregateFutureState.class);

  static {
    AtomicHelper helper;
    Throwable thrownReflectionFailure = null;
    try {
      helper = new SafeAtomicHelper();
    } catch (Throwable reflectionFailure) { // sneaky checked exception
      // Some Android 5.0.x Samsung devices have bugs in JDK reflection APIs that cause

      void addEntries(MoreObjects.ToStringHelper helper) {
        helper
            .add(SHORT_NAME, 10)
            .addValue(10L)
            .add(SHORT_NAME, 3.14f)
            .addValue(3.14d)
            .add(LONG_NAME, false)
            .add(LONG_NAME, LONG_NAME);
      }
    },
    CONDITIONAL {
      @Override
      void addEntries(MoreObjects.ToStringHelper helper) {
        helper
            .add(SHORT_NAME, "x")

	</component>
	<component name="relatedContentHelper" class="org.codelibs.fess.helper.RelatedContentHelper">
	</component>
	<component name="relatedQueryHelper" class="org.codelibs.fess.helper.RelatedQueryHelper">
	</component>
	<component name="pluginHelper" class="org.codelibs.fess.helper.PluginHelper">
	</component>
	<component name="searchHelper" class="org.codelibs.fess.helper.SearchHelper">
	</component>

import org.codelibs.fess.app.web.base.FessSearchAction;
import org.codelibs.fess.app.web.error.ErrorAction;
import org.codelibs.fess.crawler.util.CharUtil;
import org.codelibs.fess.helper.PathMappingHelper;
import org.codelibs.fess.helper.SearchLogHelper;
import org.codelibs.fess.helper.ViewHelper;
import org.codelibs.fess.opensearch.log.exentity.ClickLog;
import org.codelibs.fess.util.ComponentUtil;
import org.codelibs.fess.util.DocumentUtil;

    /** Helper for crawling configuration management. */
    @Resource
    protected CrawlingConfigHelper crawlingConfigHelper;

    // ===================================================================================
    //                                                                        Small Helper

import org.codelibs.core.stream.StreamUtil;
import org.codelibs.fess.exception.ThemeException;
import org.codelibs.fess.helper.PluginHelper.Artifact;
import org.codelibs.fess.helper.PluginHelper.ArtifactType;
import org.codelibs.fess.util.ResourceUtil;

/**
 * Helper class for managing theme installation and uninstallation.
 * Handles the extraction and deployment of theme files from JAR artifacts.
 */

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
 * either express or implied. See the License for the specific language
 * governing permissions and limitations under the License.
 */
package org.codelibs.fess.helper;

import java.io.File;
import java.io.FileInputStream;
import java.io.InputStream;

import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.codelibs.core.lang.StringUtil;