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.transform.hive.format;
  
  import com.aliyun.fastmodel.core.tree.BaseStatement;
  import com.aliyun.fastmodel.transform.api.dialect.DialectNode;
  import com.aliyun.fastmodel.transform.hive.context.HiveTransformContext;
  import org.apache.commons.lang3.BooleanUtils;
  import org.apache.commons.lang3.StringUtils;
  
  import static com.aliyun.fastmodel.transform.api.context.TransformContext.SEMICOLON;
  
  /**
   * 格式化处理操作内容
   *
   * @author panguanjing
   * @date 2021/2/1
   */
  public final class HiveFormatter {
  
      public static DialectNode format(BaseStatement source, HiveTransformContext context) {
          HiveOutVisitor hiveVisitor = new HiveOutVisitor(context);
          Boolean process = hiveVisitor.process(source, 0);
          Boolean append = context.isAppendSemicolon();
          String result = hiveVisitor.getBuilder().toString();
          if (StringUtils.isBlank(result)) {
              return new DialectNode(result, process);
          }
          if (BooleanUtils.isTrue(append)  && !StringUtils.endsWith(result, SEMICOLON)) {
              result = result + SEMICOLON;
          }
          return new DialectNode(result, process);
      }
  }
  