| /** |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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. |
| **/ |
| |
| #ifndef QUICKSTEP_PARSER_PARSE_TREE_NODE_HPP_ |
| #define QUICKSTEP_PARSER_PARSE_TREE_NODE_HPP_ |
| |
| #include "utility/Macros.hpp" |
| #include "utility/TreeStringSerializable.hpp" |
| |
| namespace quickstep { |
| |
| /** \addtogroup Parser |
| * @{ |
| */ |
| |
| /** |
| * @brief Base class for a parse tree node. |
| */ |
| class ParseTreeNode : public TreeStringSerializable<const ParseTreeNode*> { |
| public: |
| /** |
| * @brief Destructor. |
| */ |
| ~ParseTreeNode() override {} |
| |
| /** |
| * @brief Returns the line number. |
| * |
| * @return The line number of this node in the SQL statement. |
| */ |
| int line_number() const { return line_number_; } |
| |
| /** |
| * @brief Returns the column number. |
| * |
| * @return The column number of this node in the SQL statement. |
| */ |
| int column_number() const { return column_number_; } |
| |
| protected: |
| ParseTreeNode(const int line_number, const int column_number) |
| : line_number_(line_number), column_number_(column_number) { |
| } |
| |
| private: |
| // 0-based line number of the first token of this parse tree node in the |
| // query string. |
| const int line_number_; |
| |
| // 0-based column number of the first token of this parse tree node in the |
| // query string. |
| const int column_number_; |
| |
| DISALLOW_COPY_AND_ASSIGN(ParseTreeNode); |
| }; |
| |
| /** @} */ |
| |
| } // namespace quickstep |
| |
| #endif /* QUICKSTEP_PARSER_PARSE_TREE_NODE_HPP_ */ |