content: /*
   * Copyright 1999-2012 Alibaba Group.
   *  
   * 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.alibaba.cobar.manager.handler;
  
  import static com.alibaba.cobar.manager.parser.ManagerParseSelect.SESSION_AUTO_INCREMENT;
  import static com.alibaba.cobar.manager.parser.ManagerParseSelect.VERSION_COMMENT;
  
  import com.alibaba.cobar.config.ErrorCode;
  import com.alibaba.cobar.manager.ManagerConnection;
  import com.alibaba.cobar.manager.parser.ManagerParseSelect;
  import com.alibaba.cobar.manager.response.SelectSessionAutoIncrement;
  import com.alibaba.cobar.manager.response.SelectVersionComment;
  
  /**
   * @author xianmao.hexm
   */
  public final class SelectHandler {
  
      public static void handle(String stmt, ManagerConnection c, int offset) {
          switch (ManagerParseSelect.parse(stmt, offset)) {
          case VERSION_COMMENT:
              SelectVersionComment.execute(c);
              break;
          case SESSION_AUTO_INCREMENT:
              SelectSessionAutoIncrement.execute(c);
              break;
          default:
              c.writeErrMessage(ErrorCode.ER_YES, "Unsupported statement");
          }
      }
  
  }
  