// Then
        assertNotNull(responseWithNull);
        assertNotNull(responseWithNull.getNotifyInformation());
    }

    /**
     * Helper method to set header start using reflection
     */
    private void setHeaderStart(Smb2ChangeNotifyResponse response, int headerStart) throws Exception {

            return entity;
        });
    }

    // ===================================================================================
    //                                                                        Small Helper
    //                                                                        ============
    /**
     * Verify that the CRUD mode matches the expected mode.
     *
     * @param crudMode the actual CRUD mode

        // nothing
    }

    // ===================================================================================
    //                                                                      General Helper
    //                                                                      ==============
    protected void assertObjectNotNull(String variableName, Object value) {
        if (variableName == null) {

            assertThrows(NullPointerException.class, () -> {
                response.readDataWireFormat(null, 0, 0);
            });
        }
    }

    // Helper methods for creating test buffers

    private byte[] createValidDfsReferralBuffer() {
        // Create a buffer representing a valid DFS referral response
        // Need to include space for actual string data

        // Test all interface methods
        assertNull(response.getService()); // getService returns null in SMB2
        assertEquals(response.getTreeId(), response.getTid());
    }

    /**
     * Helper method to create a valid response buffer
     */
    private byte[] createValidResponseBuffer(int shareType, int shareFlags, int capabilities, int maxAccess) {
        byte[] buffer = new byte[256];

        return redirect(getClass());
    }

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

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.helper.PermissionHelper;
import org.codelibs.fess.opensearch.config.exentity.DataConfig;
import org.codelibs.fess.util.ComponentUtil;
import org.lastaflute.web.Execute;
import org.lastaflute.web.response.JsonResponse;

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

import java.util.List;
import java.util.Objects;
import java.util.Set;
import java.util.concurrent.TimeUnit;
import org.jspecify.annotations.NullUnmarked;
import org.jspecify.annotations.Nullable;

/**
 * Helper class for creating {@link CacheBuilder} instances with all combinations of several sets of
 * parameters.
 *
 * @author mike nonemacher
 */
@NullUnmarked
class CacheBuilderFactory {

        assertEquals(3, result.size());
        assertEquals("first", result.get(0));
        assertNull(result.get(1));
        assertEquals("third", result.get(2));
    }

    /**
     * Test helper class for serialization tests
     */
    public static class TestSerializableClass implements Serializable {
        private static final long serialVersionUID = 1L;

        public String name;