public abstract class CharEscaper extends Escaper {
  /** Constructor for use by subclasses. */
  protected CharEscaper() {}

  /**
   * Returns the escaped form of a given literal string.
   *
   * @param string the literal string to be escaped
   * @return the escaped form of {@code string}
   * @throws NullPointerException if {@code string} is null
   */
  @Override
  public String escape(String string) {

 */
package org.codelibs.fess.app.web.admin.backup;

import org.lastaflute.web.ruts.multipart.MultipartFormFile;
import org.lastaflute.web.validation.Required;

/**
 * Form class for backup file upload.
 * This form handles file uploads for backup and restore operations.
 */
public class UploadForm {

    /**
     * The backup file to be uploaded.
     */
    @Required

///

And if you click it, you have a little authorization form to type a `username` and `password` (and other optional fields):

<img src="/img/tutorial/security/image02.png">

/// note

It doesn't matter what you type in the form, it won't work yet. But we'll get there.

///

					<div class="input-group mb-3">
						<c:set var="ph_old_password">
							<la:message key="labels.profile.placeholder_old_password" />
						</c:set>
						<la:password property="oldPassword" class="form-control"
									 placeholder="${ph_old_password}" />
						<div class="input-group-append">
							<span class="input-group-text"><em class="fa fa-lock fa-fw"></span>
						</div>
					</div>

  /**
   * The request target from the original HTTP request.
   *
   * For origin-form requests this is a path like `/index.html`, that is combined with the `Host`
   * header to create the request URL.
   *
   * For HTTP proxy requests this will be either an absolute-form string like
   * `http://example.com/index.html` (HTTP proxy) or an authority-form string like
   * `example.com:443` (HTTPS proxy).
   *

 */
package org.codelibs.fess.app.web.admin.storage;

import org.lastaflute.web.ruts.multipart.MultipartFormFile;

import jakarta.validation.constraints.Size;

/**
 * Form class for storage item operations in the admin interface.
 * This form handles file upload and management operations for storage items.
 */
public class ItemForm {

    /** The path of the storage item */
    public String path;

    /**

	if objLayer == nil {
		return
	}

	ctx, cancel := context.WithTimeout(ctx, globalAPIConfig.getClusterDeadline())
	defer cancel()

	opts := HealthOptions{
		Maintenance:    r.Form.Get("maintenance") == "true",
		DeploymentType: r.Form.Get("deployment-type"),
	}
	result := objLayer.Health(ctx, opts)
	w.Header().Set(xhttp.MinIOWriteQuorum, strconv.Itoa(result.WriteQuorum))

 * governing permissions and limitations under the License.
 */
package org.codelibs.fess.app.web.admin.design;

/**
 * Form class for editing design files in the admin interface.
 * This form handles the editing of template and design files used
 * for customizing the search interface appearance and layout.
 */
public class EditForm {

    /**

 * governing permissions and limitations under the License.
 */
package org.codelibs.fess.app.web.admin.dict.stemmeroverride;

import org.lastaflute.web.validation.Required;

/**
 * The download form for stemmer override dictionary.
 * This form is used for downloading stemmer override dictionary files from the admin interface.
 *
 */
public class DownloadForm {

    /**

 * governing permissions and limitations under the License.
 */
package org.codelibs.fess.app.web.admin.dict.stopwords;

import org.lastaflute.web.validation.Required;

/**
 * The download form for stop words dictionary.
 * This form is used for downloading stop words dictionary files from the admin interface.
 *
 */
public class DownloadForm {

    /**
     * Dictionary ID for identifying the stop words dictionary to download.