content: /*
   * Copyright 2021-2022 Alibaba Group Holding Ltd.
   *
   *    Licensed under the Apache License, Version 2.0 (the "License");
   *    you may not use this file except in compliance with the License.
   *    You may obtain a copy of the License at
   *
   *      http://www.apache.org/licenses/LICENSE-2.0
   *
   *    Unless required by applicable law or agreed to in writing, software
   *    distributed under the License is distributed on an "AS IS" BASIS,
   *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   *    See the License for the specific language governing permissions and
   *    limitations under the License.
   */
  
  package com.aliyun.fastmodel.core.tree.statement.select.order;
  
  /**
   * Order By Spec
   *
   * @author panguanjing
   * @date 2020/10/21
   */
  public enum Ordering {
      /**
       * asc
       */
      ASC("ASC"),
      /**
       * desc
       */
      DESC("DESC");
  
      private final String code;
  
      private Ordering(String code) {
          this.code = code;
      }
  
      public String getCode() {
          return code;
      }
  
      public static Ordering getByCode(String code) {
          Ordering[] orderings = Ordering.values();
          for (Ordering ordering : orderings) {
              if (ordering.getCode().equalsIgnoreCase(code)) {
                  return ordering;
              }
          }
          throw new IllegalArgumentException("can't find the orderBySpec with code:" + code);
      }
  }
  