* @param charset the character encoding to use for reading
     * @param bufferSize the maximum number of lines to keep in the buffer (0 to disable buffering)
     * @param outputCallback optional callback function to process each line (can be null)
     */
    public InputStreamThread(final InputStream is, final Charset charset, final int bufferSize, final Consumer<String> outputCallback) {

import org.codelibs.fess.unit.UnitFessTestCase;
import org.lastaflute.core.json.JsonMappingOption;
import org.lastaflute.core.json.JsonMappingOption.JsonFieldNaming;
import org.dbflute.optional.OptionalThing;

public class FessJsonResourceProviderTest extends UnitFessTestCase {

    private FessJsonResourceProvider provider;

    @Override
    public void setUp() throws Exception {

import org.codelibs.fess.opensearch.config.exentity.FileConfig;
import org.codelibs.fess.util.ParameterUtil;
import org.dbflute.cbean.result.ListResultBean;
import org.dbflute.cbean.result.PagingResultBean;
import org.dbflute.optional.OptionalEntity;

import jakarta.annotation.Resource;

/**
 * Service class for managing file configuration operations.
 * This service provides CRUD operations for file crawler configurations,

If it doesn't receive it, it returns an HTTP 401 "Unauthorized" error.

And returns a header `WWW-Authenticate` with a value of `Basic`, and an optional `realm` parameter.

That tells the browser to show the integrated prompt for a username and password.

Then, when you type that username and password, the browser sends them in the header automatically.

 */
package org.codelibs.fess.app.web.base;

import org.codelibs.core.lang.StringUtil;
import org.codelibs.fess.exception.UserRoleLoginException;
import org.codelibs.fess.helper.CrawlingConfigHelper;
import org.dbflute.optional.OptionalThing;
import org.lastaflute.di.util.LdiFileUtil;
import org.lastaflute.web.login.LoginManager;
import org.lastaflute.web.response.ActionResponse;
import org.lastaflute.web.ruts.process.ActionRuntime;

## [Responses](https://square.github.io/okhttp/4.x/okhttp/okhttp3/-response/)

The response answers the request with a code (like 200 for success or 404 for not found), headers, and its own optional body.

## Rewriting Requests

  /** Send a pong with the supplied [payload]. */
  @Throws(IOException::class)
  fun writePong(payload: ByteString) {
    writeControlFrame(OPCODE_CONTROL_PONG, payload)
  }

  /**
   * Send a close frame with optional code and reason.
   *
   * @param code Status code as defined by
   *     [Section 7.4 of RFC 6455](http://tools.ietf.org/html/rfc6455#section-7.4) or `0`.
   * @param reason Reason for shutting down or `null`.
   */

import org.codelibs.fess.opensearch.config.exentity.FailureUrl;
import org.codelibs.fess.util.ComponentUtil;
import org.dbflute.cbean.result.PagingResultBean;
import org.dbflute.optional.OptionalEntity;

import jakarta.annotation.Resource;

/**
 * Service class for managing failure URLs that occur during web crawling.
 * Provides functionality to store, retrieve, and manage failed crawling attempts

   * @throws IllegalArgumentException if the resource is not found
   */
  @CanIgnoreReturnValue // being used to check if a resource exists
  // TODO(cgdecker): maybe add a better way to check if a resource exists
  // e.g. Optional<URL> tryGetResource or boolean resourceExists
  public static URL getResource(String resourceName) {
    ClassLoader loader =
        MoreObjects.firstNonNull(

 * Attempts to {@code put} an element into a full queue will result in the operation blocking;
 * attempts to {@code take} an element from an empty queue will similarly block.
 *
 * <p>This class supports an optional fairness policy for ordering waiting producer and consumer
 * threads. By default, this ordering is not guaranteed. However, a queue constructed with fairness