content: /*
   * Latke - 一款以 JSON 为主的 Java Web 框架
   * Copyright (c) 2009-present, b3log.org
   *
   * Latke is licensed under Mulan PSL v2.
   * You can use this software according to the terms and conditions of the Mulan PSL v2.
   * You may obtain a copy of Mulan PSL v2 at:
   *         http://license.coscl.org.cn/MulanPSL2
   * THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT, MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
   * See the Mulan PSL v2 for more details.
   */
  package org.b3log.latke.repository;
  
  import java.util.Arrays;
  import java.util.List;
  
  /**
   * Composite filter operator.
   *
   * @author <a href="http://88250.b3log.org">Liang Ding</a>
   * @version 1.1.0.0, May 28, 2020
   * @see CompositeFilter
   */
  public enum CompositeFilterOperator {
  
      /**
       * And.
       */
      AND,
      /**
       * Or.
       */
      OR;
  
      /**
       * Builds an composite filter with 'AND' all the specified sub filters.
       *
       * @param subFilters the specified sub filters
       * @return composite filter
       */
      public static CompositeFilter and(final Filter... subFilters) {
          return new CompositeFilter(AND, Arrays.asList(subFilters));
      }
  
      /**
       * Builds an composite filter with 'AND' all the specified sub filters.
       *
       * @param subFilters the specified sub filters
       * @return composite filter
       */
      public static CompositeFilter and(final List<Filter> subFilters) {
          return new CompositeFilter(AND, subFilters);
      }
  
      /**
       * Builds an composite filter with 'OR' all the specified sub filters.
       *
       * @param subFilters the specified sub filters
       * @return composite filter
       */
      public static CompositeFilter or(final Filter... subFilters) {
          return new CompositeFilter(OR, Arrays.asList(subFilters));
      }
  
      /**
       * Builds an composite filter with 'OR' all the specified sub filters.
       *
       * @param subFilters the specified sub filters
       * @return composite filter
       */
      public static CompositeFilter or(final List<Filter> subFilters) {
          return new CompositeFilter(OR, subFilters);
      }
  }
  