import java.util.NoSuchElementException;
import java.util.function.ObjIntConsumer;
import org.jspecify.annotations.Nullable;

/**
 * Multiset implementation specialized for enum elements, supporting all single-element operations
 * in O(1).
 *
 * <p>See the Guava User Guide article on <a href=
 * "https://github.com/google/guava/wiki/NewCollectionTypesExplained#multiset">{@code Multiset}</a>.
 *
 * @author Jared Levy
 * @since 2.0
 */

- **Collections** (`org.codelibs.core.collection`) - Enhanced collection utilities, array operations, and specialized map/set implementations including LRU caches and case-insensitive collections

    public void test_multiple_quick_operations() {
        try {
            // Multiple quick operations to verify overall performance
            dataIndexHelper.setCrawlingExecutionInterval(1L);
            for (int i = 0; i < 3; i++) {
                dataIndexHelper.crawl("test-session-" + i);
            }
            assertTrue("Multiple operations should complete quickly", true);
        } catch (Exception e) {

    @Resource
    protected FessConfig fessConfig;

    /**
     * Creates a new instance of DuplicateHostService.
     * This constructor initializes the service for managing duplicate host configuration operations
     * including CRUD operations and search functionality.
     */
    public DuplicateHostService() {
        super();
    }

    /**
     * Retrieves a paginated list of duplicate host configurations based on search criteria.

   * wish to override {@link #lower} to forward to this implementation.
   */
  protected @Nullable E standardLower(@ParametricNullness E e) {
    return Iterators.getNext(headSet(e, false).descendingIterator(), null);
  }

  @Override
  public @Nullable E floor(@ParametricNullness E e) {
    return delegate().floor(e);
  }

  /**

import org.codelibs.fess.app.web.admin.fileconfig.EditForm;

/**
 * Request body class for file config edit operations in the admin REST API.
 * This class extends EditForm to inherit the necessary form validation and binding capabilities
 * for file configuration management operations.
 */
public class EditBody extends EditForm {

    /**
     * Default constructor.
     */
    public EditBody() {

package org.codelibs.fess.app.web.api.admin.group;

import org.codelibs.fess.app.web.admin.group.EditForm;

/**
 * Request body class for group edit operations in the admin REST API.
 * This class extends EditForm to inherit the necessary form validation and binding capabilities
 * for group management operations.
 */
public class EditBody extends EditForm {

    /**
     * Default constructor.
     */
    public EditBody() {

import org.codelibs.fess.app.web.admin.relatedquery.EditForm;

/**
 * Request body class for related query edit operations in the admin REST API.
 * This class extends EditForm to inherit the necessary form validation and binding capabilities
 * for related query management operations.
 */
public class EditBody extends EditForm {

    /**
     * Default constructor.
     */
    public EditBody() {

import org.codelibs.fess.app.web.admin.reqheader.EditForm;

/**
 * Request body class for request header edit operations in the admin REST API.
 * This class extends EditForm to inherit the necessary form validation and binding capabilities
 * for request header management operations.
 */
public class EditBody extends EditForm {

    /**
     * Default constructor.
     */
    public EditBody() {

import org.codelibs.fess.app.web.admin.webauth.EditForm;

/**
 * Request body class for web authentication edit operations in the admin REST API.
 * This class extends EditForm to inherit the necessary form validation and binding capabilities
 * for web authentication management operations.
 */
public class EditBody extends EditForm {

    /**
     * Default constructor.
     */
    public EditBody() {