import java.util.stream.Stream;

import org.codelibs.core.lang.StringUtil;
import org.codelibs.fess.annotation.Secured;
import org.codelibs.fess.app.web.base.FessAdminAction;
import org.codelibs.fess.exception.FessSystemException;
import org.codelibs.fess.helper.SystemHelper;
import org.codelibs.fess.util.ComponentUtil;
import org.codelibs.fess.util.RenderDataUtil;
import org.lastaflute.di.exception.IORuntimeException;

 * This exception indicates that the required container or a specific component within it cannot be accessed.
 */
public class ContainerNotAvailableException extends FessSystemException {

    private static final long serialVersionUID = 1L;

    /** The name of the component that is not available. */
    private String componentName;

    /**
     * Constructor with component name.

     * @throws FessSystemException if no access token is available
     */
    public String getServerPath() {
        return getSessionManager().getAttribute(Constants.SEARCH_ENGINE_API_ACCESS_TOKEN, String.class)
                .map(token -> ADMIN_SERVER + token)
                .orElseThrow(() -> new FessSystemException("Cannot create an access token."));
    }

    /**

    @Test
    public void test_inheritanceFromFessSystemException() {
        // Test that SsoProcessException is properly inherited from FessSystemException
        SsoProcessException ssoException = new SsoProcessException("Test SSO error");

        assertTrue(ssoException instanceof FessSystemException);
        assertTrue(ssoException instanceof RuntimeException);
        assertTrue(ssoException instanceof Exception);

import org.codelibs.fess.app.web.api.ApiResult.ApiUpdateResponse;
import org.codelibs.fess.app.web.api.ApiResult.Status;
import org.codelibs.fess.app.web.api.admin.FessApiAdminAction;
import org.codelibs.fess.exception.FessSystemException;
import org.codelibs.fess.helper.SuggestHelper;
import org.codelibs.fess.opensearch.config.exentity.BadWord;
import org.codelibs.fess.util.ComponentUtil;
import org.lastaflute.web.Execute;

import org.apache.groovy.util.Maps;
import org.codelibs.fess.Constants;
import org.codelibs.fess.crawler.serializer.DataSerializer;
import org.codelibs.fess.crawler.util.FieldConfigs;
import org.codelibs.fess.exception.FessSystemException;
import org.codelibs.fess.helper.ProtocolHelper;
import org.codelibs.fess.mylasta.direction.FessConfig;
import org.codelibs.fess.unit.UnitFessTestCase;
import org.codelibs.fess.util.ComponentUtil;

import org.codelibs.fess.app.web.api.ApiResult.ApiUpdateResponse;
import org.codelibs.fess.app.web.api.ApiResult.Status;
import org.codelibs.fess.app.web.api.admin.FessApiAdminAction;
import org.codelibs.fess.exception.FessSystemException;
import org.codelibs.fess.helper.PermissionHelper;
import org.codelibs.fess.helper.SuggestHelper;
import org.codelibs.fess.opensearch.config.exentity.ElevateWord;
import org.codelibs.fess.util.ComponentUtil;

import org.codelibs.core.beans.util.BeanUtil;
import org.codelibs.core.lang.StringUtil;
import org.codelibs.fess.Constants;
import org.codelibs.fess.app.pager.SearchLogPager;
import org.codelibs.fess.exception.FessSystemException;
import org.codelibs.fess.helper.SystemHelper;
import org.codelibs.fess.mylasta.direction.FessConfig;
import org.codelibs.fess.opensearch.log.allcommon.EsPagingResultBean;

import java.io.InputStream;
import java.util.List;

import org.codelibs.core.io.InputStreamUtil;
import org.codelibs.core.io.ResourceUtil;
import org.codelibs.fess.Constants;
import org.codelibs.fess.exception.FessSystemException;
import org.codelibs.fess.exception.PluginException;
import org.codelibs.fess.helper.PluginHelper.Artifact;
import org.codelibs.fess.helper.PluginHelper.ArtifactType;
import org.codelibs.fess.unit.UnitFessTestCase;

    @Test
    public void test_run_nullDataService() {
        indexUpdater.dataService = null;
        try {
            indexUpdater.run();
            fail("Should throw FessSystemException");
        } catch (FessSystemException e) {
            assertEquals("DataService is null. IndexUpdater cannot proceed without a DataService instance.", e.getMessage());
        }
    }

    // Test run method basic flow