try {
            FessActionValidator.class.getConstructor(RequestManager.class, UserMessagesCreator.class, Class[].class);
            assertTrue("Constructor with required parameters exists", true);
        } catch (final NoSuchMethodException e) {
            fail("Constructor with RequestManager, UserMessagesCreator, and Class[] parameters should exist");
        }
    }

    @Test

import org.codelibs.fess.util.ParameterUtil;
import org.codelibs.fess.util.ResourceUtil;
import org.codelibs.fess.validation.FessActionValidator;
import org.lastaflute.core.message.supplier.UserMessagesCreator;
import org.lastaflute.web.TypicalAction;
import org.lastaflute.web.response.HtmlResponse;
import org.lastaflute.web.ruts.process.ActionRuntime;
import org.lastaflute.web.servlet.request.RequestManager;