✍ 🛠️ 👆 ⚙️ 👨‍🎨 `@app.middleware("http")` 🔛 🔝 🔢.

🛠️ 🔢 📨:

*  `request`.
* 🔢 `call_next` 👈 🔜 📨 `request` 🔢.
    * 👉 🔢 🔜 🚶‍♀️ `request` 🔗 *➡ 🛠️*.
    * ⤴️ ⚫️ 📨 `response` 🏗 🔗 *➡ 🛠️*.
* 👆 💪 ⤴️ 🔀 🌅 `response` ⏭ 🛬 ⚫️.

{* ../../docs_src/middleware/tutorial001.py hl[8:9,11,14] *}

/// tip

            }
        }
        return null;
    }

    /**
     * Gets the appropriate response for the specified SSO response type.
     *
     * @param responseType The type of SSO response required (e.g., METADATA, LOGOUT)
     * @return The action response from the SSO authenticator, or null if SSO is not available
     */
    public ActionResponse getResponse(final SsoResponseType responseType) {

import org.codelibs.fess.app.web.api.admin.FessApiAdminAction;
import org.codelibs.fess.helper.ProcessHelper;
import org.codelibs.fess.opensearch.config.exentity.FailureUrl;
import org.lastaflute.web.Execute;
import org.lastaflute.web.response.JsonResponse;

import jakarta.annotation.Resource;

/**
 * API action for admin failure URL.
 *
 */
public class ApiAdminFailureurlAction extends FessApiAdminAction {

import org.codelibs.fess.helper.ProcessHelper;
import org.codelibs.fess.opensearch.config.exentity.CrawlingInfo;
import org.lastaflute.web.Execute;
import org.lastaflute.web.response.JsonResponse;

import jakarta.annotation.Resource;

/**
 * API action for admin crawling info.
 *
 */
public class ApiAdminCrawlinginfoAction extends FessApiAdminAction {

    /**

    }

    @Test
    @DisplayName("initResponse prepares a response instance")
    void initResponseCreatesResponse() {
        SmbComNTCreateAndX req = createRequest(0, 0);
        when(mockContext.getConfig()).thenReturn(mockConfig);
        SmbComNTCreateAndXResponse resp = req.initResponse(mockContext);
        assertNotNull(resp, "Response should not be null after init");

abstract class WebSocketListener {
  /**
   * Invoked when a web socket has been accepted by the remote peer and may begin transmitting
   * messages.
   */
  open fun onOpen(
    webSocket: WebSocket,
    response: Response,
  ) {
  }

  /** Invoked when a text (type `0x1`) message has been received. */
  open fun onMessage(
    webSocket: WebSocket,
    text: String,
  ) {
  }

/**
 * SMB2 Lock response message. This response acknowledges the successful
 * acquisition or release of byte-range locks.
 *
 * @author mbechler
 *
 */
public class Smb2LockResponse extends ServerMessageBlock2Response {

    /**
     * Constructs an SMB2 lock response with the given configuration.
     *
     * @param config the configuration for this response
     */

import org.codelibs.fess.util.ComponentUtil;
import org.codelibs.fess.util.RenderDataUtil;
import org.lastaflute.di.exception.IORuntimeException;
import org.lastaflute.web.Execute;
import org.lastaflute.web.response.ActionResponse;
import org.lastaflute.web.response.HtmlResponse;
import org.lastaflute.web.ruts.process.ActionRuntime;

/**
 * Admin action for Log.
 */
public class AdminLogAction extends FessAdminAction {

    /**

import org.codelibs.fess.opensearch.user.exentity.Group;
import org.codelibs.fess.opensearch.user.exentity.User;
import org.lastaflute.web.Execute;
import org.lastaflute.web.response.JsonResponse;

import jakarta.annotation.Resource;

/**
 * API action for admin group management.
 * Provides RESTful API endpoints for managing user group settings in the Fess search engine.

import org.codelibs.fess.app.web.api.admin.FessApiAdminAction;
import org.codelibs.fess.opensearch.config.exentity.BoostDocumentRule;
import org.lastaflute.web.Execute;
import org.lastaflute.web.response.JsonResponse;

import jakarta.annotation.Resource;

/**
 * API action for admin boost doc.
 *
 */
public class ApiAdminBoostdocAction extends FessApiAdminAction {

    /**
     * Default constructor.